Okuyama, H., Nishijima, S., Okada, T., Iwasaki, Y., Yasuda, J.
The compressive tests have been carried out on three dimensional reinforced plastics (3DGFRP) at cryogenic temperature aiming at practical application in the cryogenic apparatus. The results were...
Compressive Strength Under Shear Stress on 3D-FRP at Cryogenic Temperature. (9999)
Yasuda, J., Hirokawa, T., Iwasaki, Y., Nishijima, S., Okada, T.
Compressive tests have been made on three dimensional fabric reinforced plastics (3D-FRP) under sheared conditions at cryogenic temperatures aiming at the practical application as the spacer and/or...
The Characteristics of 3-D Orthogonal Woven Fabric Reinforced Composites 3-D (CF/EP). (9999)
Hirokawa, T., Yasuda, J., Iwasaki, Y., Noguchi, Y.
Mechanical properties of composites reinforced by two types of 3-D orthogonal woven fabric were compared to a 2-D laminate. The tensile, compressive, flexural fatigue and impact behavior of...
Performance of Deep Excavation in Sandy Ground Based upon Field Monitoring (9999)
Murayama,S., Honda,S., Kamine,Y., Tsudaka,M., Iwasaki,Y.
The authors present a case history of a deep excavation in sandy ground and report a result of observational construction control methods employed to a subway construction site at Fukuoka city. Two...
Seidl, R., Grosse Perdekamp, M., Ogawa, A., Adachi, I., Aihara, H., Bahinipati, S., ...
The Collins effect connects transverse quark spin with a measurable azimuthal asymmetry in the yield of hadronic fragments around the quark’s momentum vector. Using two different reconstruction...
Olsen, S. L., Adachi, I., Aihara, H., Aulchenko, V., Aushev, T., ...
A distinct peak is observed in the π^±Ψ'invariant mass distribution near 4.43 GeV in B→ Kπ^±Ψ' decays. A fit using a Breit-Wigner resonance shape yields a peak mass and width of M = 4433±...
Search for \bar{B}^0 →Λ_c^+\bar{Λ}_c^- decay at Belle (2008)
Uchida, Y., Ozaki, H., Kichimi, H., Adachi, I., Aihara, H., Arinstein, K., ...
We search for the doubly charmed baryonic decay \bar{B}^0 →Λ_c^+\bar{Λ}_c^-, in a data sample of 520×106 B\bar{B} events accumulated at the Υ(4S) resonance with the Belle detector at the KEKB...
Observation of D_s1(2536)^+ → D^+π^-K^+ and angular decomposition of D_s1(2536)^+ →D^*+K_S^0 (2008)
Balagura, V., Adachi, I., Aihara, H., Arinstein, K., Aulchenko, V., Aushev, T., ...
Using 462 fb^{-1} of e^+e^- annihilation data recorded by the Belle detector, we report the first observation of the decay D_s1(2536)^+ → D+π^-K^+. The ratio of branching fractions...
Observation of the Ψ(4415)→ D\bar{D}_2^* (2460) Decay Using Initial-State Radiation (2008)
Pakhlova, G., Adachi, I., Aihara, H., Arinstein, K., Aulchenko, V., Aushev, T., ...
We report measurements of the exclusive cross section for e^+e^- →D^0D^-π^+ over the center-of-mass energy range 4.0 GeV to 5.0 GeV with initial-state radiation and the first observation of the...
Pakhlova, G., Adachi, I., Aihara, H., Arinstein, K., Aulchenko, V., Aushev, T., ...
We report measurements of the exclusive cross section for e^+e^ →D\bar{D}, where D=D^0 or D^+, in the center-of-mass energy range from the D\bar{D} threshold to 5 GeV with initial-state...
Observation of e^+e^- → K^+K^-J/Ψ via initial-state radiation at Belle (2008)
Yuan, C. Z., Shen, C. P., Wang, P., Wang, X. L., Adachi, I., Aihara, H., ...
The process e^+e^- →K^+K^-J/Ψ is observed for the first time via initial-state radiation. The cross section of e^+e^- → K^+K^-J/Ψ for center-of-mass energies between threshold and 6.0 GeV is...
Time-Dependent CP-Violating Asymmetry in B^0→p^0γ Decays (2008)
Ushiroda, Y., Sumisawa, K., Taniguchi, N., Adachi, I., Aihara, H., Arinstein, K., ...
We report the first measurement of CP-violation parameters in B^0 → p^0γ decays based on a data sample of 657×10^6B\bar{B} pairs collected with the Belle detector at the KEKB asymmetric-energy...
Y. Iwasaki, K. Kanaya, S. Kaya, S. Sakai, T. Yoshi E
We investigate the phase structure of lattice QCD for general number of flavors N F. Based on numerical data combined with the results of the perturbation theory we propose the following picture:...
for the CP-PACS Collaboration (2007)
The CP-PACS computer with a peak speed of 300 Gflops was completed in March 1996 and has started to
Dalseno, J., Adachi, I., Aihara, H., Aushev, T., Bakich, A. M., Balagura, V., ...
We present a measurement of the branching fraction and time-dependent CP violation parameters for B^0 → D^*+D^*-K^{0}_{S} decays. These results are obtained from a 414 fb^{-1} data sample that...
Measurements of exclusive B^{0}_{s} decays at the γ(5S) resonance (2007)
Drutskoy, A., Abe, K., Adachi, I., Aihara, H., Anipko, D., Bakich, A. M., ...
Several exclusive B^{O}_{s} decays are studied using a 1.86 fb^{-1} data sample collected at the Υ(5S) resonance with the Belle detector at the KEKB asymmetric energy e^+e^- collider. In the...
Search for B decays into η'p, η'K^*, η'φ, η'ω and η'η^(') (2007)
Schümann, J., Wang, C. H., Abe, K., Aihara, H., Anipko, D., Arinstein, K., ...
We report on a search for the exclusive two-body charmless hadronic B meson decays B → η'ρ, B → η'K^*, B^0 → ηφ, B^0 → η'ω, and B0 →η'η^('). The results are obtained from a data...
Light quark masses from unquenched lattice QCD (2007)
Aoki, S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., ...
We calculate the light meson spectrum and the light quark masses by lattice QCD simulation, treating all light quarks dynamically and employing the Iwasaki gluon action and the nonperturbatively...
Search for Invisible Decay of the Υ(1S) (2007)
Tajima, O., Hayashii, H., Hazumi, M., Inami, K., Iwasaki, Y., Uehara, S., ...
We report results of a search for the invisible decay of the Υ(1S) via the Υ(3S)→π+π-Υ(1S) transition using a data sample of 2.9 fb^{-1} at the Υ(3S) resonance. The data were collected with...
Acosta-Sanchez, A, Wang, L, Ma, L, ...
Background: Adeno-associated (AAV) and lentiviral vectors are promising vectors for gene therapy of hemophilia since they are devoid of viral genes and have the potential for long-term gene...
First Nonperturbative Test of a Relativistic Heavy Quark Action in Quenched Lattice QCD (2006)
Kayaba, Y., Aoki, S., Fukugita, M., Iwasaki, Y., Kanaya, K., Kuramashi, Y., ...
We perform a numerical test of a relativistic heavy quark(RHQ) action, recently proposed by Tsukuba group, in quenched lattice QCD at $a\simeq 0.1$ fm. With the use of the improvement parameters...
Search for Invisible Decay of the $\Upsilon(1S)$ (2006)
Hayashii, H., Hazumi, M., Inami, K., Iwasaki, Y., Uehara, S.
We report results of a search for the invisible decay of the Upsilon(1S) via the Upsilon(3S)->pi+pi-Upsilon(1S) transition using a data sample of 2.9 fb^{-1} at the Upsilon(3S) resonance. The data...
Observation of B^+ → Λ^+_c Λ^－_c K^+ and B^0 → Λ^+_c Λ^－_c K^0 Decays (2006)
Gabyshev, N., Abe, K., Abe, K., Adachi, I., Aihara, H., Asano, Y., ...
We report the first measurements of the doubly charmed baryonic B decays B → Λ^+_c Λ^-_c K. The B+ → Λ^+_c Λ^-_c K+ decay is observed with a branching fraction of (6.5^{+1.0}_{-0.9}...
Kaon $B$-parameters for Generic $\Delta S=2$ Four-Quark Operators in Quenched Domain Wall QCD (2006)
Aoki, S., Fukugita, M., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
We present a study of $B$-parameters for generic $\Delta S=2$ four-quark operators in domain wall QCD. Our calculation covers all the $B$-parameters required to study the neutral kaon mixing in the...
Aoki, S., Fukugita, M., Hashimoto, S., Ishizuka, N., ...
We present a summary of results of the joint CP-PACS and JLQCD project toward a 2+1 flavor full QCD simulation with the O(a)-improved Wilson quark formalism and the Iwasaki gauge action....
An estimate of the eta and eta-prime meson masses in Nf=2+1 lattice QCD (2006)
Aoki, JLQCD Collaborations: S., Fukugita, M., Ishikawa, T., Ishizuka, N., ...
Masses of the eta and eta-prime mesons are estimated in Nf=2+1 lattice QCD with the non-perturbatively O(a) improved Wilson quark action and the Iwasaki RG-improved gluon action, using CP-PACS/JLQCD...
Precision Electroweak Measurements on the Z Resonance (2006)
Schael, S, Abbiendi, G, Ainsley, C, Åkesson, P F, Alexander, G, Allison, J, ...
We report on the final electroweak measurements performed with data taken at the Z resonance by the experiments operating at the electron-positron colliders SLC and LEP. The data consist of 17...
Precision Electroweak Measurements on the Z Resonance (2006)
Schael, S, Abbiendi, G, Ainsley, C, Åkesson, P F, Alexander, G, Allison, J, ...
We report on the final electroweak measurements performed with data taken at the Z resonance by the experiments operating at the electron-positron colliders SLC and LEP. The data consist of 17...
Pion form factors in two-flavor QCD (2005)
Hashimoto, JLQCD Collaboration: S., Aoki, S., Fukugita, M., Ishizuka, N., Iwasaki, Y., ...
We present a calculation of pion electromagnetic and scalar form factors in two-flavor QCD with the non-perturbatively O(a)-improved Wilson fermion. Chiral extrapolation of the corresponding charge...
Kaon semileptonic decay form factors in two-flavor QCD (2005)
Tsutsui, JLQCD Collaboration: N., Aoki, S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., ...
We present a calculation of the kaon form factors in two-flavor QCD with the non-perturbatively $O(a)$-improved Wilson quark action. In order to achieve a few percent accuracy in the study of SU(3)...
Light hadron spectrum and quark masses in 2+1 flavor QCD (2005)
Ishikawa, JLQCD Collaborations: T., Aoki, S., Bär, O., Fukugita, M., Hashimoto, S., ...
CP-PACS and JLQCD collaborations are carrying out a joint project of the 2+1 flavor full QCD simulation. Gauge configurations are generated for the non-perturbatively $O(a)$-improved Wilson quark...
Aoki, JLQCD Collaborations: S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., ...
We perform a nonperturbative determination of the $O(a)$-improvement coefficient $c_{\rm SW}$ and the critical hopping parameter $\kappa_c$ for $N_f$=3, 2, 0 flavor QCD with the RG-improved gauge...
I=2 Pion Scattering Length from Two-Pion Wave Functions (2005)
Fukugita, M., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
We calculate the two-pion wave function in the ground state of the I=2 $S$-wave system and find the interaction range between two pions, which allows us to examine the validity of the necessary...
Light hadron spectrum in 2+1 flavor full QCD by CP-PACS and JLQCD Collaborations (2004)
Ishikawa, T., Aoki, S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., ...
CP-PACS and JLQCD Collaborations are carrying out a joint project of the 2+1 flavor full QCD with the RG-improved gauge action and the non-perturbatively ${\cal O}(a)$-improved Wilson quark action....
A scaling study of the step scaling function of quenched QCD with improved gauge actions (2004)
Aoki, S., Fukugita, M., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We study the scaling behavior of the step scaling function for SU(3) gauge theory, employing the Iwasaki gauge action and the Luescher-Weisz gauge action. In particular, we test the choice of...
Kayaba, Y., Aoki, S., Fukugita, M., Ishikawa, K-I., Iwasaki, Y., Kanaya, K., ...
We calculate charmed meson spectra and decay constants in lattice QCD employing one-loop $O(a)$ improved heavy quark action and axial-vector currents. In quenched simulations at $a \sim 0.1$ fm with...
I=2 Pion Scattering Length from Two-Pion Wave Function (2004)
Fukugita, M., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
We present a report on a calculation of scattering length for I=2 $S$-wave two-pion system from two-pion wave function. Calculations are made with an RG-improved action for gluons and improved Wilson...
Chiral extrapolations with small sea quark mass data in two-flavor lattice QCD (2004)
Aoki, S., Fukugita, M., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We present results on the light hadron spectrum and quark mass in two-flavor QCD calculated with small sea quark masses down to $m_{PS}/m_{V}=0.35$. The configurations are generated using the RG...
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
Three-flavor QCD simulation with the $O(a)$-improved Wilson fermion action is made employing an exact fermion algorithm developed for odd number of quark flavors. For the plaquette gauge action, an...
Takeda, S., Aoki, S., Fukugita, M., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We study the scaling behavior of the step scaling function for SU(3) gauge theory, employing the renormalization-group improved Iwasaki gauge action and the perturbatively improved L\"uscher-Weisz...
Yamada, JLQCD Collaborations: N., Aoki, S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., ...
We perform a non-perturbative determination of the O(a)-improvement coefficient c_SW for the Wilson quark action in three-flavor QCD with the plaquette gauge action. Numerical simulations are carried...
Aoki, S., Burkhalter, R., Fukugita, M., Hashimoto, S., ...
Renormalization constants ($Z$-factors) of vector and axial-vector currents are determined non-perturbatively in quenched QCD for a renormalization group improved gauge action and a tadpole improved...
Light hadron spectroscopy in two-flavor QCD with small sea quark masses (2004)
Aoki, S., Fukugita, M., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We extend the study of the light hadron spectrum and the quark mass in two-flavor QCD to smaller sea quark mass, corresponding to $m_{PS}/m_{V}=0.60$--0.35. Numerical simulations are carried out...
I=2 $\pi\pi$ Scattering Phase Shift with two Flavors of $O(a)$ Improved Dynamical Quarks (2004)
Aoki, S., Fukugita, M., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We present a lattice QCD calculation of phase shift including the chiral and continuum extrapolations in two-flavor QCD. The calculation is carried out for I=2 S-wave $\pi\pi$ scattering. The phase...
Lattice QCD calculation of the proton decay matrix element in the continuum limit (2004)
Tsutsui, JLQCD Collaborations: N., Aoki, S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., ...
We present a quenched lattice QCD calculation of the \alpha and \beta parameters of the proton decay matrix element. The simulation is carried out using the Wilson quark action at three values of the...
Non-perturbative calculation of $Z_V$ and $Z_A$ in domain-wall QCD on a finite box (2003)
Fukugita, M., Ishizuka, N., Iwasaki, Y., Kanaya, K., Kaneko, T., ...
We report on a non-perturbative evaluation of the renormalization factors for the vector and axial-vector currents, $Z_V$ and $Z_A$, in the quenched domain-wall QCD (DWQCD) with plaquette and...
Lattice QCD on Earth Simulator (2003)
Aoki, S., Iwasaki, Y., Kanaya, K., Kaneko, T., Kuramashi, Y., ...
We report on coding and performance of our polynomial hybrid Monte Carlo program on the Earth Simulator. At present the entire program achieves 25--40% efficiency. An analysis of overheads shows that...
Aoki, S., Fukugita, M., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
Renormalization constants of vector ($Z_V$) and axial-vector ($Z_A$) currents are determined non-perturbatively in quenched QCD for an RG-improved gauge action and a tadpole-improved clover quark...
Phase structure of lattice QCD for general number of flavors (2003)
Iwasaki, Y., Kanaya, K., Kaya, S., Sakai, S., Yoshie, T.
We investigate the phase structure of lattice QCD for the general number of flavors in the parameter space of gauge coupling constant and quark mass, employing the one-plaquette gauge action and the...
Aoki, S., Fukugita, M., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We present a calculation of the scattering phase shift for the I=2 S-wave pion-pion system in the continuum limit with two-flavor full QCD. Calculations are made at three lattice spacings, using the...
Aoki, S., Fukugita, M., Hashimoto, S., Ishizuka, N., ...
The non-perturbative $\csw$ determined by the Schr\"{o}dinger functional (SF) method with the RG-improved gauge action in dynamical $N_f=3$ QCD shows a finite volume effect when the numerical...
Continuum limit of proton decay matrix elements in quenched lattice QCD (2003)
Tsutsui, JLQCD Collaborations: N., Aoki, S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., ...
We present a lattice QCD calculation of the parameters \alpha and \beta which are necessary in the theoretical estimation of the proton lifetime in grand unified theories (GUTs) using chiral...
Light hadron spectrum in three-flavor QCD with O(a)-improved Wilson quark action (2003)
Kaneko, JLQCD Collaboration: T., Aoki, S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., ...
We report on a calculation of the light hadron spectrum and quark masses in three-flavor dynamical QCD using the non-perturbatively O(a)-improved Wilson quark action and a renormalization-group...
B-Bbar mixing in unquenched lattice QCD (2003)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We present an unquenched lattice calculation for the $B^0-\bar{B}^0$ transition amplitude. The calculation, carried out at an inverse lattice spacing $1/a$ = 2.22(4) GeV, incorporates two flavors of...
Heavy quark expansion parameters from lattice NRQCD (2003)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We present a lattice QCD calculation of the heavy quark expansion parameters $\mu_{\pi}^2$ and $\mu_G^2$ for heavy-light mesons and heavy-light-light baryons. The calculation is carried out on a...
Two flavors of dynamical quarks on anisotropic lattices (2003)
Aoki, S., Fukugita, M., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We report on our study of two-flavor full QCD on anisotropic lattices using $O(a)$-improved Wilson quarks coupled with an RG-improved glue. The bare gauge and quark anisotropies corresponding to the...
Light hadron spectroscopy with two flavors of $O(a)$-improved dynamical quarks (2002)
Aoki, JLQCD Collaboration: S., Burkhalter, R., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., ...
We present a high statistics study of the light hadron spectrum and quark masses in QCD with two flavors of dynamical quarks. Numerical simulations are carried out using the plaquette gauge action...
Results for the Etaprime Mass from Two-Flavor Lattice QCD (2002)
Lesk, V. I., Burkhalter, R., Fukugita, M., Ishizuka, N., Iwasaki, Y., ...
We present results for the mass of the etaprime meson for two-flavor lattice QCD in the continuum limit, calculated on the CP-PACS computer, using an RG-improved gauge action and clover fermion...
Flavor Singlet Meson Mass in the Continuum Limit in Two-Flavor Lattice QCD (2002)
Aoki, S., Burkhalter, R., Fukugita, M., Ishizuka, N., ...
We present results for the mass of the eta-prime meson in the continuum limit for two-flavor lattice QCD, calculated on the CP-PACS computer, using a renormalization-group improved gauge action, and...
Non-Perturbative Determination of $c_{\rm SW}$ in Three-flavor Dynamical QCD (2002)
Aoki, JLQCD Collaborations: S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., ...
We present a fully non-perturbative determination of the $O(a)$ improvement coefficient $c_{\rm SW}$ in three-flavor dynamical QCD for the RG improved as well as the plaquette gauge actions, using...
I=2 Pion Scattering Phase Shift with Wilson Fermions (2002)
Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We present a lattice QCD calculation of the scattering phase shift for the I=2 $S$-wave two-pion system using the finite size method proposed by L\"uscher. We work in the quenched approximation...
Chiral extrapolation of light-light and heavy-light decay constants in unquenched QCD (2002)
Hashimoto, JLQCD Collaboration: S., Aoki, S., Fukugita, M., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We test the one-loop chiral perturbation theory formula on unquenched lattice data of pseudoscalar meson decay constants. The chiral extrapolation including the effect of the chiral logarithm is...
Exploring QCD at small sea quark masses with improved Wilson-type quarks (2002)
Aoki, S., Fukugita, M., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We explore the region of small sea quark masses below $m_{PS}/m_V=0.5$ in two-flavor QCD using a mean-field improved clover quark action and an RG-improved gauge action at $a \simeq 0.2$ fm on $12^3...
An exact Polynomial Hybrid Monte Carlo algorithm for dynamical Kogut-Susskind fermions (2002)
Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
We present a polynomial Hybrid Monte Carlo (PHMC) algorithm as an exact simulation algorithm with dynamical Kogut-Susskind fermions. The algorithm uses a Hermitian polynomial approximation for the...
Dynamical fermions on anisotropic lattices (2002)
Aoki, S., Fukugita, M., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We report on our study of two-flavor full QCD on anisotropic lattices using $O(a)$-improved Wilson quarks coupled with an RG-improved glue. The bare gauge and quark anisotropies corresponding to the...
I=2 Pion Scattering Phase Shift with Wilson Fermions (2002)
Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We present results of phase shift for I=2 $S$-wave $\pi\pi$ system with the Wilson fermions in the quenched approximation. The finite size method proposed by L\"uscher is employed, and calculations...
Kaneko, JLQCD Collaboration: T., Aoki, S., Burkhalter, R., Fukugita, M., Hashimoto, S., Ishikawa, K-I., ...
We present the final results of the JLQCD calculation of the light hadron spectrum and quark masses with two flavors of dynamical quarks using the plaquette gauge action and fully $O(a)$-improved...
An Exact Algorithm for Any-flavor Lattice QCD with Kogut-Susskind Fermion (2002)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We propose an exact simulation algorithm for lattice QCD with dynamical Kogut-Susskind fermion in which the N_f-flavor fermion operator is defined as the N_f/4-th root of the Kogut-Susskind (KS)...
$B^0-\bar{B}^0$ mixing in quenched lattice QCD (2002)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We present our results of lattice calculations of $B$ parameters, which parameterize $\Delta B$=2 transition amplitudes together with the leptonic decay constant. Calculations are made in the...
I=2 Pion Scattering Length with the Wilson Fermion (2002)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
The calculation of the I=2 pion scattering length in quenched lattice QCD is revisited. The calculation is carried out with the Wilson fermion action employing L\"uscher's finite size scaling method...
Light Hadron Spectrum and Quark Masses from Quenched Lattice QCD (2002)
Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We present details of simulations for the light hadron spectrum in quenched QCD carried out on the CP-PACS parallel computer. Simulations are made with the Wilson quark action and the plaquette gauge...
Polynomial Hybrid Monte Carlo algorithm for lattice QCD with an odd number of flavors (2001)
Aoki, JLQCD Collaboration: S., Burkhalter, R., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., ...
We present a polynomial hybrid Monte Carlo (PHMC) algorithm for lattice QCD with odd numbers of flavors of O(a)-improved Wilson quark action. The algorithm makes use of the non-Hermitian Chebyshev...
Charmonium Spectrum from Quenched Anisotropic Lattice QCD (2001)
Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We present a detailed study of the charmonium spectrum using anisotropic lattice QCD. We first derive a tree-level improved clover quark action on the anisotropic lattice for arbitrary quark mass....
Non-perturbative renormalization in domain-wall QCD by Schr\"odinger functional scheme (2001)
Aoki, Y., Ejiri, S., Fukugita, M., Hashimoto, S., Ishizuka, N., ...
We formulate and numerically test the Schr\"odinger functional scheme for domain-wall QCD. We then apply it to a non-perturbative calculation of the renormalization factors for vector and...
Heavy quark expansion parameters from lattice NRQCD (2001)
Tsutsui, JLQCD Collaboration: N., Aoki, S., Burkhalter, R., Fukugita, M., Hashimoto, S., Ishikawa, K-I., ...
Using the lattice NRQCD action for heavy quark, we calculate the heavy quark expansion parameters $\mu_{\pi}^2$ and $\mu_G^2$ for heavy-light mesons and heavy-light-light baryons. The results are...
Exploration of sea quark effects in two-flavor QCD with the O(a)-improved Wilson quark action (2001)
Aoki, JLQCD Collaboration: S., Burkhalter, R., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., ...
We explore sea quark effects in the light hadron mass spectrum in a simulation of two-flavor QCD using the nonperturbatively O(a)-improved Wilson fermion action. In order to identify finite-size...
I=2 Pion Scattering Length and Phase Shift with Wilson Fermions (2001)
Burkhalter, R., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., ...
We present preliminary results of scattering length and phase shift for I=2 S-wave $\pi\pi$ system with the Wilson fermions in the quenched approximation. The finite size method presented by...
Chiral property of domain-wall fermion from eigenvalues of 4D Wilson-Dirac Operator (2001)
Aoki, Y., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We investigate a chiral property of the domain-wall fermion (DWF) system using the four-dimensional hermitian Wilson-Dirac operator $H_W$. A formula expressing the Ward-Takahashi identity quark mass...
Burkhalter, R., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., ...
Employing the maximum entropy method we extract the spectral functions from meson correlators at four lattice spacings in quenched QCD with the Wilson quark action. We confirm that the masses and...
Non-perturbative renormalization for a renormalization group improved gauge action (2001)
Burkhalter, R., Fukugita, M., Hashimoto, S., Ide, K., Ishizuka, N., ...
Renormalization constants of vector ($Z_V$) and axial-vector ($Z_A$) currents are determined non-perturbatively in quenched QCD for a renormalization group improved gauge action and a tadpole...
Charmonium spectrum from quenched QCD on anisotropic lattices (2001)
Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., Ishizuka, N., ...
We present our final results of the charmonium spectrum in quenched QCD on anisotropic lattices. Simulations are made with the plaquette gauge action and a tadpole improved clover quark action...
Aoki, Y., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We present a calculation of the $K\to\pi\pi$ decay amplitudes from the $K\to\pi$ matrix elements using leading order relations derived in chiral perturbation theory. Numerical simulations are carried...
B meson B-parameters and the decay constant in two-flavor dynamical QCD (2001)
Yamada, JLQCD Collaboration: N., Aoki, S., Bulkhalter, R., Fukugita, M., Hashimoto, S., Ishikawa, K-I., ...
We present a two-flavor dynamical QCD calculation of the B meson B parameters and decay constant. We use NRQCD for heavy quark and the nonperturbatively O(a)-improved Wilson action for light quark at...
Aoki, JLQCD Collaboration: S., Burkhalter, R., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., ...
JLQCD collaboration recently started the $N_f=3$ QCD simulations with the $O(a)$-improved Wilson fermion action employing an exact fermion algorithm developed for odd number of quark flavors. It is...
Equation of state for pure SU(3) gauge theory on anisotropic lattices (2001)
Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., Ishizuka, N., ...
We present results for the equation of state for pure SU(3) gauge theory obtained on anisotropic lattices with the anisotropy $\xi \equiv a_s/a_t = 2$. The pressure and energy density are calculated...
An exact algorithm for three-flavor QCD with $O(a)$-improved Wilson fermions (2001)
Aoki, JLQCD Collaboration: S., Burkhalter, R., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., ...
We present an exact dynamical QCD simulation algorithm for the $O(a)$-improved Wilson fermion with odd number of flavors. Our algorithm is an extension of the non-Hermitian polynomials HMC algorithm...
Aoki, S., Aoki, Y., Burkhalter, R., Ejiri, S., Fukugita, M., ...
We explore application of the domain wall fermion formalism of lattice QCD to calculate the $K\to\pi\pi$ decay amplitudes in terms of the $K\to\pi$ and $K\to 0$ hadronic matrix elements through...
Differential decay rate of $B \to \pi l \nu$ semileptonic decay with lattice NRQCD (2001)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., ...
We present a lattice QCD calculation of $B\to \pi l \nu$ semileptonic decay form factors in the small pion recoil momentum region. The calculation is performed on a quenched $16^3 \times 48$ lattice...
Topological Susceptibility in Lattice QCD with Two Flavors of Dynamical Quarks (2001)
Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We present a study of the topological susceptibility in lattice QCD with two degenerate flavors of dynamical quarks. The topological charge is measured on gauge configurations generated with a...
Spectral function and excited states in lattice QCD with maximum entropy method (2001)
Aoki, S., Burkhalter, R., Fukugita, M., Hashimoto, S., Ishizuka, N., ...
We apply the maximum entropy method to extract the spectral functions for pseudoscalar and vector mesons from hadron correlators previously calculated at four different lattice spacings in quenched...
Kaon B parameter from quenched domain-wall QCD (2001)
Aoki, S., Aoki, Y., Burkhalter, R., Ejiri, S., Fukugita, M., ...
We report on a calculation of $B_K$ with domain wall fermion action in quenched QCD. Simulations are made with a renormalization group improved gauge action at $\beta=2.6$ and 2.9 corresponding to...
Light Hadron Spectroscopy with Two Flavors of Dynamical Quarks on the Lattice (2001)
Aoki, S., Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., ...
We present results of a numerical calculation of lattice QCD with two degenerate flavors of dynamical quarks, identified with up and down quarks, and with a strange quark treated in the quenched...
Thermodynamics of SU(3) gauge theory on anisotropic lattices (2001)
Collaboration, CP-PACS, Namekawa, Y., Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., ...
Finite temperature SU(3) gauge theory is studied on anisotropic lattices using the standard plaquette gauge action. The equation of state is calculated on $16^{3} \times 8$, $20^{3} \times 10$ and...
Equation of state in finite-temperature QCD with two flavors of improved Wilson quarks (2001)
Collaboration, CP-PACS, Khan, A. Ali, Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., ...
We present results of a first study of equation of state in finite-temperature QCD with two flavors of Wilson-type quarks. Simulations are made on lattices with temporal size $N_t=4$ and 6, using an...
B meson decay constant from two-flavor lattice QCD with non-relativistic heavy quarks (2001)
Collaboration, CP-PACS, Khan, A. Ali, Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., ...
We present a study of leptonic $B$ meson decay constants in lattice QCD with two flavors ($N_f=2$) of light dynamical quarks using NRQCD for the heavy quark. Gauge configurations are generated with a...
Hybrid Quarkonia with Dynamical Sea Quarks (2001)
Khan, A. Ali, Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., ...
We present a dynamical lattice calculation with 2 flavours for bottomonium states with an additional gluonic excitation. Using improved actions for the quarks and gauge fields at a lattice spacing of...
Present and Future CP Measurements (2001)
Hurth, Tobias, Kim, C S, Shepherd-Themistocleous, C H, Wilson, F F, Azfar, F, Barlow, R, ...
We review theoretical and experimental results on CP violation summarizing the discussions in the working group on CP violation at the UK phenomenology workshop 2000 in Durham.
International perspectives on consultation-liaison psychiatry (2001)
Huyse, F.J., Herzog, T., Malt, U.F., Cesarco, R., Creed, F., Jonge, P. De, ...
Aoki, S., Aoki, Y., Burkhalter, R., Ejiri, S., Fukugita, M., ...
Chiral properties of QCD formulated with the domain-wall fermion (DWQCD) are studied using the anomalous quark mass m_{5q} and the spectrum of the 4-dimensional Wilson-Dirac operator. Numerical...
Quenched charmonium spectrum on anisotropic lattices (2000)
Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We present the results of quenched charmonium spectrum for S- and P-states, obtained by a relativistic heavy quark method on anisotropic lattices. Simulations are carried out using the standard...
Calculation of $K\to \pi$ matrix elements in quenched domain-wall QCD (2000)
Aoki, S., Aoki, Y., Burkhalter, R., Ejiri, S., Fukugita, M., ...
We explore the possibility for an evaluation of non-leptonic $\Delta S=1$ $K$ decay amplitudes through the calculation of $K\to\pi$ matrix elements using domain-wall QCD. The relation between the...
Differential decay rate for $B \to \pi l \nu$ semileptonic decays (2000)
Aoki, JLQCD Collaboration: S., Burkhalter, R., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., ...
We present our study on $B \to \pi l \nu$ semileptonic decay form factors with NRQCD action for heavy quark from a quenched lattice QCD simulation at $\beta$=5.9 on a $16^3\times 48$ lattice. We...
Kaon B parameter from quenched domain-wall QCD (2000)
Aoki, S., Aoki, Y., Burkhalter, R., Ejiri, S., Fukugita, M., ...
We report on a calculation of $B_K$ with domain wall fermion action in quenched QCD. Simulations are made with a renormalization group improved gauge action at $\beta=2.6$ and 2.9 corresponding to...
Light hadron spectroscopy with two flavors of O(a) improved dynamical quarks (2000)
Aoki, JLQCD Collaboration: S., Burkhalter, R., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., ...
We report on our study of light hadron spectrum and quark masses in QCD with two flavors of dynamical quarks. Simulations are made with the plaquette gauge action and the non-perturbatively $O(a)$...
B^0-\bar{B}^0 mixing with quenched lattice NRQCD (2000)
Yamada, JLQCD Collaboration: N., Aoki, S., Burkhalter, R., Fukugita, M., Hashimoto, S., Ishikawa, K-I., ...
We present our recent results for the B-parameters, which parameterize the \Delta B=2 transition amplitudes. Calculations are made in quenched QCD at \beta=5.7, 5.9, and 6.1, using NRQCD for heavy...
Full QCD Light Hadron Spectrum and Quark Masses: Final Results from CP-PACS (2000)
Aoki, S., Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., ...
We present the final results of the CP-PACS calculation of the light hadron spectrum and quark masses with two flavors of dynamical quarks. Simulations are made with a renormalization-group improved...
Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We present a calculation of the B and D meson decay constants in lattice QCD with two (Nf=2) flavours of light dynamical quarks, using an O(a)-improved Wilson action for both light and heavy quarks...
Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We study the finite-temperature phase structure and the transition temperature of QCD with two flavors of dynamical quarks on a lattice with the temporal size $N_t=4$, using a renormalization group...
Chiral properties of domain-wall quarks in quenched QCD (2000)
Collaboration, CP-PACS, Khan, A. Ali, Aoki, S., Aoki, Y., Burkhalter, R., Ejiri, S., ...
We investigate the chiral properties of quenched domain-wall QCD (DWQCD) at the lattice spacings $a^{-1} \simeq 1$ and 2 GeV for both plaquette and renormalization-group (RG) improved gauge actions....
Sea Quark Effects on Quarkonia (2000)
Khan, A. Ali, Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., ...
We study the effects of two dynamical sea quarks on the spectrum of heavy quarkonia. Within the non-relativistic approach to Lattice QCD we found sizeable changes to the hyperfine splitting, but we...
Large-Flavor QCD on the Lattice (2000)
Iwasaki, Y., Kanaya, K., Kaya, S., Yoshié, T., Sakai, S.
We study the nature of the QCD vacuum at general number of flavors $N_F$ by numerical simulations on the lattice. Combining the results with those of the perturbation theory, we propose the following...
Dynamical Quark Effects on Light Quark Masses (2000)
Aoki, S., Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., ...
We present results for light quark masses from a systematic lattice QCD study with two degenerate flavors of dynamical quarks. Simulations are made with a renormalization-group improved gauge action...
The CP-PACS Project and Lattice QCD Results (2000)
The aim of the CP-PACS project was to develop a massively parallel computer for performing numerical research in computational physics with primary emphasis on lattice QCD. The CP-PACS computer with...
Improved measurement of the probability for gluon splitting into b anti-b in Z0 decays (2000)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, NJ, Ash, WW, ...
Production of charged pi+-, K+- and p / anti-p in hadronic Z0 decays (2000)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, NJ, Ash, WW, ...
Dry sliding wear behavior of $Al_{2}O_{3}$ fiber reinforced aluminum composites (2000)
Iwai, Y, Honda, T, Miyajima, T, Iwasaki, Y, Surappa, MK, Xu, JF
Dry sliding wear behavior of die-cast ADC12 aluminum alloy composites reinforced with short alumina fibers were investigated by using a pin-on-disk wear tester. The Al2O3 fibers were 4 mu m in...
Pion decay constant for the Kogut-Susskind quark action in quenched lattice QCD (1999)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We present a study for the pion decay constant $f_\pi$ in the quenched approximation to lattice QCD with the Kogut-Susskind (KS) quark action, with the emphasis given to the renormalization problems....
Heavy-light spectrum and decay constant from NRQCD with two flavors of dynamical quarks (1999)
Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We report on a study of B mesons on N_f = 2 full QCD configurations using an RG-improved gauge action, NRQCD heavy quark action and tadpole-improved clover light quark action. Results on the...
$B \to \pi l\bar{\nu}$ Form Factors with NRQCD Heavy Quark and Clover Light Quark Actions (1999)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We report results on semileptonic $B\to\pi l\bar{\nu}$ decay form factors near $q^2_{\rm max}$ using NRQCD heavy quark and clover light quark actions and currents improved through $O(\alpha a)$. An...
Nucleon Decay Matrix Elements from Lattice QCD (1999)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We present a model-independent calculation of hadron matrix elements for all dimension-six operators associated with baryon number violating processes using lattice QCD. The calculation is performed...
I=2 Pion Scattering Length with Wilson Fermions (1999)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We present results for I=2 pion scattering length with the Wilson fermions in the quenched approximation. The finite size method presented by L\"uscher is employed, and calculations are carried out...
Pion decay constant in quenched QCD with Kogut-Susskind quarks (1999)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We present a non-perturbative calculation for the pion decay constant with quenched Kogut-Susskind quarks. Numerical simulations are carried out at $\beta = 6.0$ and 6.2 with various operators...
Nucleon decay matrix elements with the Wilson quark action: an update (1999)
Aoki, S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We present preliminary results of a new lattice computation of hadronic matrix elements of baryon number violating operators which appear in the low-energy effective Lagrangian of (SUSY-)Grand...
Heavy Quarkonia from Anisotropic and Isotropic Lattices (1999)
Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We report on recent results for the spectrum of heavy quarkonia. Using coarse and anisotropic lattices we achieved an unprecedented control over statistical and systematic errors for higher excited...
Heavy-light decay constants from relativistic Nf=2,0 QCD (1999)
Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We present results on an analysis of the decay constants fB and fBs with two flavours of sea quark. The calculation has been carried out on 3 different bare gauge couplings and 4 sea quark masses at...
Equation of state for pure SU(3) gauge theory with RG improved action (1999)
Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We present results for the equation of state for pure SU(3) gauge theory obtained with a renormalization-group (RG) improved action. The energy density and pressure are calculated on a $16^3\times 4$...
Equation of state in finite-temperature QCD with improved Wilson quarks (1999)
Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We study finite-temperature phase transition and equation of state for two-flavor QCD at $N_t=4$ using an RG-improved gauge action and a meanfield-improved clover quark action. The pressure is...
Quenched QCD with domain-wall fermions on coarse lattices (1999)
Aoki, S., Aoki, Y., Burkhalter, R., Ejiri, S., Fukugita, M., ...
We investigate the existence of chiral zero modes at a^{-1} \simeq 1 GeV in quenched domain-wall QCD. Simulations are carried out for the plaquette and an RG-improved gauge actions on a 12^3x24xN_s...
Light hadron spectrum and quark masses in QCD with two flavors of dynamical quarks (1999)
Aoki, S., Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., ...
We present updated results of the CP-PACS calculation of the light hadron spectrum in $N_{\rm f}=2$ full QCD. Simulations are made with an RG-improved gauge action and a tadpole-improved clover quark...
Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We present results on an analysis of the decay constants f_B and f_Bs with two flavours of sea quark. The calculation has been carried out on 3 different bare gauge couplings and 4 sea quark masses...
Eta meson mass and topology in QCD with two light flavors (1999)
Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We present results for the mass of the flavor singlet meson calculated on two-flavor full QCD configurations generated by the CP-PACS full QCD project. We also investigate topological charge...
B meson leptonic decay constant with quenched lattice NRQCD (1999)
Yamada, N., Aoki, S., Fukugita, M., Hashimoto, S., Ishizuka, N., ...
We present a lattice NRQCD study of the B meson decay constant in the quenched approximation with emphasis given to the scaling behavior. The NRQCD action and the heavy-light axial current we use...
Equation of state for pure SU(3) gauge theory with renormalization group improved action (1999)
Khan, A. Ali, Aoki, S., Burkhalter, R., Ejiri, S., Fukugita, M., ...
A lattice study of the equation of state for pure SU(3) gauge theory using a renormalization-group (RG) improved action is presented. The energy density and pressure are calculated on a $16^3\times...
Quenched Light Hadron Spectrum (1999)
Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We present results of a large-scale simulation for the flavor non-singlet light hadron spectrum in quenched lattice QCD with the Wilson quark action. Hadron masses are calculated at four values of...
Boyd, G., Burkhalter, R., Hashimoto, S., Ishizuka, N., Iwasaki, Y., ...
We investigate effects of action improvement on the light hadron spectrum and the static quark potential in two-flavor QCD for $a^{-1} \approx 1$ GeV and $m_{PS}/m_V = 0.7-0.9$. We compare a...
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We report results of quark masses in quenched lattice QCD with the Kogut-Susskind fermion action, employing the Reguralization Independent scheme (RI) of Martinelli et al. to non-perturbatively...
The Kaon B-parameter with the Wilson Quark Action using Chiral Ward Identities (1999)
Aoki, S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
A lattice QCD calculation of the kaon $B$ parameter $B_K$ is carried out with the Wilson quark action in the quenched approximation at $\beta=6/g^2=5.9-6.5$. The mixing problem of the $\Delta s=2$...
Hybrid Quarkonia on Asymmetric Lattices (1998)
Shanahan, H. P., Khan, A. A., Aoki, S., Burkhalter, R., Ejiri, S., ...
We report on a study of heavy hybrid states using the NRQCD approach on coarse and asymmetric lattices, where we discard vacuum polarisation effects and neglect all spin-correction terms. We find a...
Aoki, S, Fukugita, M, Hashimoto, S, Ishikawa, K I, Ishizuka, N, Iwasaki, Y, ...
Light quark masses are computed for Kogut-Susskind fermions by evaluating non-perturbatively the renormalization factor for bilinear quark operators. Calculations are carried out in the quenched...
Phase structure of lattice QCD at finite temperature for 2+1 flavors of Kogut-Susskind quarks (1998)
Aoki, S, Fukugita, M, Hashimoto, S, Ishikawa, K I, Ishizuka, N, Iwasaki, Y, ...
We report on a study of the finite-temperature chiral transition on an $N_t=4$ lattice for 2+1 flavors of Kogut-Susskind quarks. We find the point of physical quark masses to lie in the region of...
The static quark potential in full QCD (1998)
Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We report results on the static quark potential in two-flavor full QCD. The calculation is performed for three values of lattice spacing $a^{-1}\approx 0.9, 1.3$ and 2.5 GeV on $12^3{\times}24,...
Hadron matrix elements for nucleon decay with the Wilson quark action (1998)
Tsutsui, JLQCD Collaboration: N., Aoki, S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., ...
We report preliminary results of our study of matrix elements of baryon number violating operators which appear in the low-energy effective Lagrangian of (SUSY-)Grand Unified Theories. The...
Scaling behavior of $f_{B}$ with NRQCD (1998)
Yamada, N., Aoki, S., Fukugita, M., Hashimoto, S., Ishizuka, N., ...
We investigate the scaling behavior of the $B$ meson decay constant $f_B$ and $f_{B_{s}}$ at $\beta$$=$$5.7, 5.9, 6.1$, employing the NRQCD heavy quark action and the clover light quark action....
Quenched Light Hadron Spectrum with the Wilson Quark Action: Final Results from CP-PACS (1998)
Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We report the final results of the CP-PACS calculation for the quenched light hadron spectrum with the Wilson quark action. Our data support the presence of quenched chiral singularities, and this...
Full QCD light hadron spectrum from the CP-PACS (1998)
Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We report on an on-going two-flavor full QCD study on CP-PACS using an RG-improved gauge action and a tadpole-improved SW quark action. Runs are made for three lattice spacings $a^{-1}\approx 0.9$,...
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
Light quark masses are computed for Kogut-Susskind fermions by evaluating non-perturbatively the renormalization factor for bilinear quark operators. Calculations are carried out in the quenched...
Phase structure of lattice QCD at finite temperature for 2+1 flavors of Kogut-Susskind quarks (1998)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We report on a study of the finite-temperature chiral transition on an $N_t=4$ lattice for 2+1 flavors of Kogut-Susskind quarks. We find the point of physical quark masses to lie in the region of...
Ejiri, S., Iwasaki, Y., Kanaya, K.
We propose a new non-perturbative method to compute derivatives of gauge coupling constants with respect to anisotropic lattice spacings (anisotropy coefficients). Our method is based on a precise...
Non-perturbative determination of anisotropy coefficients in lattice gauge theories (1998)
Ejiri, S., Iwasaki, Y., Kanaya, K.
We propose a new non-perturbative method to compute derivatives of gauge coupling constants with respect to anisotropic lattice spacings (anisotropy coefficients), which are required in an evaluation...
Quantum Chromodynamics with Many Flavors (1998)
Iwasaki, Y., Kanaya, K., Kaya, S., Sakai, S., Yoshié, T.
We investigate the phase structure of lattice QCD for general number of flavors $N_F$. Based on numerical data combined with the results of the perturbation theory we propose the following picture:...
Antiproton Production in p+d Reaction at Subthreshold Energies (1998)
Hasegawa, A., Iwasaki, Y., Sakamoto, K., Noda, N., Kouno, H., Nakano, M.
An enhancement of antiprotons produced in p+d reaction in comparison with ones in p+p elementary reaction is investigated. In the neighborhood of subthreshold energy the enhancement is caused by the...
Charmless and double charm B decays at SLD (1998)
SLD Collaboration, Daoudi, Mourad, Abe, K, Abe, K, Abe, T, Akagi, T, ...
Identified hadron production and light quark fragmentation in Z0 decays (1998)
SLD Collaboration, Kalelkar, M, Abe, K, Abe, K, Abe, T, Adam, I, ...
Heavy flavor fragmentation and decay at SLD (1998)
SLD Collaboration, Plano, RJ, Abe, K, Abe, K, Abe, T, Adam, I, ...
SLD Collaboration, Abe, K, Abe, K, Abe, T, Akagi, T, Allen, N J, ...
A Measurement of R(c) using the SLD detector (1998)
SLD Collaboration, Abe, K, Abe, K, Abe, T, Adam, I, Akimodo, H, ...
A Preliminary improved measurement of the B hadron energy distribution in Z0 decays (1998)
SLD Collaboration, Abe, K, Abe, K, Abe, T, Adam, I, Akagi, T, ...
A Preliminary study of the structure of b anti-b g events using Z0 decays (1998)
SLD Collaboration, Abe, K, Abe, K, Abe, T, Adam, I, Akagi, T, ...
A Study of correlations between identified charged hadrons in hadronic Z0 decays (1998)
SLD Collaboration, Abe, K, Abe, K, Abe, T, Adam, I, Akagi, T, ...
An Improved test of the flavor independence of strong interactions (1998)
SLD Collaboration, Abe, K, Abe, K, Abe, T, Akagi, T, Allen, N J, ...
An Improved inclusive measurement of A(c) using the SLD detector (1998)
SLD Collaboration, Abe, K, Abe, K, Abe, T, Adam, I, Akimodo, H, ...
Symmetry tests in polarized Z0 decays to b anti-b g (1998)
SLD Collaboration, Abe, K, Abe, K, Abe, T, Adam, I, Akagi, T, ...
Heavy quark mass effects and improved tests of the flavor independence of strong interactions (1998)
SLD Collaboration, Burrows, PN, Abe, K, Abe, K, Abe, T, Adam, I, ...
$K^{+}\to\pi^{+}\pi^{0}$ Decay Amplitude with the Wilson Quark Action in Quenched Lattice QCD (1997)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
We present a calculation for the $K^+\to\pi^+ \pi^0 $ decay amplitude using a quenched simulation of lattice QCD with the Wilson quark action at $\beta=6/g^2=6.1$. The decay amplitude is extracted...
B meson decay constant from quenched Lattice QCD (1997)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
A lattice QCD calculation of the B meson decay constant is presented. In order to investigate the scaling violation associated with the heavy quark, parallel simulations are carried out employing...
B meson decay constant with the Wilson and Clover heavy quark actions (1997)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
We present results of our quenched study of the B meson decay constant obtained with a parallel set of simulations with the Wilson and Clover actions at \beta=5.9, 6.1 and 6.3. Systematic errors...
Heavy quark mass dependence of semileptonic form factors for B decays (1997)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishikawa, K-I., Ishizuka, N., Iwasaki, Y., ...
We present our study of the dependence of the heavy-to-light semileptonic B decay form factors on the heavy-light meson mass $M_{PS}$. Simulations are made over a range of the heavy quark mass...
The Kaon B-parameter with the Wilson Quark Action using Chiral Ward Identities (1997)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
We present a detailed description of the method and results of our calculation of the kaon B parameter using the Wilson quark action in quenched QCD at $\beta=5.9-6.5$. The mixing problem of the...
The Light Quark Masses with the Wilson Quark Action using Chiral Ward Identities (1997)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
We present results for the light quark masses for the Wilson quark action obtained with the PCAC relation for the one-link extended axial vector current in quenched QCD at $\beta=5.9-6.5$. This...
$K^{+}\to\pi^{+}\pi^{0}$ Decay Amplitude in Quenched Lattice QCD (1997)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
A new study is reported of a lattice QCD calculation of the $K^+\to\pi^+ \pi^0 $ decay amplitude with the Wilson quark action in the quenched approximation at $\beta=6.1$. The amplitude is extracted...
Kaon B parameter from quenched Lattice QCD (1997)
Collaboration, JLQCD, Aoki, S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., ...
We present results of a large-scale simulation for the Kaon B parameter $B_K$ in quenched lattice QCD with the Kogut-Susskind quark action. Calculating $B_K$ at 1% statistical accuracy for seven...
Boyd, G., Burkhalter, R., Hashimoto, S., Ishizuka, N., Iwasaki, Y., ...
We present first results from a full QCD calculation on the CP-PACS, comparing various actions at $a^{-1} \sim 1 GeV$ and $m_\pi/m_\rho \approx 0.7$--0.9. We use the plaquette and a renormalization...
CP-PACS results for quenched QCD spectrum with the Wilson action (1997)
Aoki, S., Boyd, G., Burkhalter, R., Hashimoto, S., Ishizuka, N., Iwasaki, Y., ...
We present progress report of a CP-PACS calculation of quenched QCD spectrum with the Wilson quark action. Light hadron masses and meson decay constants are obtained at $\beta=$5.9, 6.1, and 6.25 on...
Two-Flavor Chiral Phase Transition in Lattice QCD with the Kogut-Susskind Quark Action (1997)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
A summary is presented of a scaling study of the finite-temperature chiral phase transition of two-flavor QCD with the Kogut-Susskind quark action based on simulations on $L^3\times4$ ($L$=8, 12 and...
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
We report on a study of two-flavor finite-temperature chiral phase transition employing the Kogut-Susskind quark action and the plaquette gluon action in lattice QCD for a lattice with $N_t=4$...
Finite-temperature chiral transitions in QCD with the Wilson quark action (1997)
Aoki, S., Iwasaki, Y., Kanaya, K., Kaya, S., Ukawa, A., Yoshié, T.
We investigate the finite-temperature phase structure and the scaling of the chiral condensate in lattice QCD with two degenerate light quarks, using a renormalization group improved gauge action and...
Results for Quenched $B_K$ from JLQCD (1997)
Collaboration, JLQCD, Aoki, S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., ...
A report is presented on our continued effort to elucidate the continuum limit of $B_K$ using the quenched Kogut-Susskind quark action. By adding to our previous simulations one more point at $\beta...
CP-PACS Result for the Quenched Light Hadron Spectrum (1997)
Boyd, G., Burkhalter, R., Hashimoto, S., Ishizuka, N., Iwasaki, Y., ...
The quenched hadron spectrum in the continuum obtained with the Wilson quark action in recent simulations on the CP-PACS is presented. Results for the light quark masses and the QCD scale parameter...
The CP-PACS project is a five year plan, which formally started in April 1992 and has been completed in March 1997, to develop a massively parallel computer for carrying out research in computational...
Full QCD simulation on CP-PACS (1997)
Aoki, S., Boyd, G., Burkhalter, R., Hashimoto, S., Ishizuka, N., Iwasaki, Y., ...
A status report is made of an on-going full QCD study on the CP-PACS aiming at a comparative analysis of the effects of improving gauge and quark actions on hadronic quantities and static quark...
Scaling Analysis of Chiral Phase Transition for Two Flavors of Kogut-Susskind Quarks (1997)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
Report is made of a systematic scaling study of the finite-temperature chiral phase transition of two-flavor QCD with the Kogut-Susskind quark action based on simulations on $L^3\times4$ ($L$=8, 12...
Phase Structure of Lattice QCD for General Number of Flavors (1997)
We investigate the phase structure of lattice QCD for general number of flavors $N_F$. Based on numerical results combined with the result of the perturbation theory we propose the following picture:...
Lattice QCD Calculation of the Kaon B-parameter with the Wilson Quark Action (1997)
Aoki, JLQCD Collaboration S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
The kaon B parameter is calculated in quenched lattice QCD with the Wilson quark action. The mixing problem of the \Delta s=2 four-quark operators is solved non-perturbatively with full use of chiral...
Properties of leading particles in hadronic $Z^{0}$ decays (1997)
Müller, D, Abe, K, Abe, K, Abt, I, Akagi, T, Allen, N J, ...
Updated measurement of the lifetime at SLD (1997)
Abe, K, Abt, I, Akagi, T, Allen, N J, Ash, William W, Aston, D, ...
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, N J, Ash, W W, ...
Measurement of the B+ and B0 lifetimes from semileptonic decays (1997)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, NJ, Ash, WW, ...
Measurement of leading particle effects in decays of Z0 bosons into light flavors (1997)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, NJ, Ash, WW, ...
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, N J, Ash, W W, ...
Direct measurement of leptonic coupling asymmetries with polarized Zs (1997)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, NJ, Ash, WW, ...
Measurement of the B hadron energy distribution in Z0 decays (1997)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, NJ, Ash, WW, ...
Symmetry tests in polarized Z0 decays to b anti-b g (1997)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, N J, Ash, W W, ...
Production of pi+-, K+-, K0, K*0, phi, p and Lambda0 in hadronic Z0 decays (1997)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, N J, Ash, W W, ...
A Preliminary study of the structure of b anti-b g events using Z0 decays (1997)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, NJ, Ash, WW, ...
A Preliminary improved test of the flavor independence of strong interactions (1997)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, NJ, Ash, WW, ...
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, N J, Ash, W W, ...
A Preliminary measurement of R(b) using the upgrade SLD vertex detector (1997)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, NJ, Ash, WW, ...
A Measurement of R(b) using a vertex mass tag (1997)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, NJ, Ash, WW, ...
QCD Studies at SLD: Identified hadron production in jets of different flavors (1997)
SLD Collaboration, Kalelkar, M, Abe, K, Abe, K, Akagi, T, Allen, N J, ...
Measurement of the B+ and B0 lifetimes using topological vertexing at SLD (1997)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, N J, Ash, W W, ...
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, N J, Ash, W W, ...
A Preliminary measurement of R(c) using the SLD detector (1997)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, NJ, Ash, WW, ...
Properties of the b anti-b g vertex (1997)
SLD Collaboration, Plano, R, Abe, K, Ake, K, Akagi, T, Allen, N J, ...
A Preliminary inclusive measurement of A(c) using the SLD detectors (1997)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, NJ, Ash, WW, ...
Direct measurement of A(b) and A(c) at the Z0 pole using a lepton tag (1997)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, NJ, Ash, WW, ...
Search for CP violation and b ---> sg in inclusive B decays (1997)
SLD Collaboration, Daoudi, M, Abe, K, Abe, K, Abe, T, Akagi, T, ...
Tests of QCD using Z0 ---> b anti-b g events (1997)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, N J, Ash, W W, ...
Lattice QCD Calculation of the Kaon B-parameter with the Wilson Quark Action (1997)
S. Aoki, M. Fukugita, S. Hashimoto, N. Ishizuka, Y. Iwasaki, K. Kanaya, ...
The kaon B parameter is calculated in quenched lattice QCD with the Wilson quark action. The mixing problem of the \Deltas = 2 four-quark operators is solved non-perturbatively with full use of...
Scaling in SU(3) Pure Gauge Theory with a Renormalization Group Improved Action (1996)
Iwasaki, Y., Kanaya, K., Kaneko, T., Yoshi{é}, T.
We study the scaling properties of the static quark potential and the ratio of the critical temperature $T_c$ to the square root of the string tension $\sigma$ in the SU(3) pure gauge theory using a...
Scaling of Chiral Order Parameter in Two-Flavor QCD (1996)
Iwasaki, Y., Kanaya, K., Kaya, S., Yoshie, T.
The finite temperature transition of QCD with two degenerate light quarks is studied on the lattice with a renormalization group improved gauge action and the Wilson quark action. We have made...
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
We propose a non-perturbative method to determine the mixing coefficients of $\Delta s=2$ four-quark operators for the Wilson quark action using chiral Ward identities. The method is applied to...
Status of the CP-PACS Project (1996)
The CP-PACS computer with a peak speed of 300 Gflops was completed in March 1996 and has started to operate. We describe the final specification and the hardware implementation of the CP-PACS...
Topics in Light Hadron Mass Spectrum in Quenched QCD (1996)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
Several topics concerning the light hadron spectrum are discussed. Flavor symmetry breaking effects and the problem of quenched chiral logarithm are examined with pion mass data for the...
Continuum Limit of the Heavy-Light Decay Constant with the Quenched Wilson Quark Action (1996)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
We explore the problems in calculating the decay constant for heavy-light mesons using the quenched Wilson quark action for both heavy and light quarks. We find that the continuum limit of the decay...
Toward the Continuum Limit of $B_K$ with the Quenched Kogut-Susskind Quark Action (1996)
Aoki, JLQCD Collaboration: S., Fukugita, M., Hashimoto, S., Ishizuka, N., Iwasaki, Y., Kanaya, K., ...
We present new results of our ongoing project toward a precision determination of the kaon $B$ parameter with the Kogut-Susskind quark action in quenched QCD. New results taken at $\beta$=6.4 and...
Phase structure of QCD for general number of flavors (1996)
Iwasaki, Y., Kanaya, K., Kaya, S., Sakai, S., Yoshié, T.
We investigate and elucidate the phase structure of QCD for general number of flavors $N_F$ with Wilson quarks, varying $N_F$ from 2 up to 300. Based on numerical results combined with the result of...
Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, Ash, William W, ...
Iwasaki, Y., Kanaya, K., Kaneko, T., Yoshi{é}, T.
We study the scaling property of the ratio of the critical temperature $T_c$ to the square root of the string tension $\sigma$ in the SU(3) pure gauge theory using a renormalization group improved...
First study of rapidity gaps in e+e- annihilation (1996)
Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, Ash, William W, ...
We present the first study of rapidity gaps in e+e- annihilations using Z0 decays collected by the SLD experiment at SLAC. Our measured rapidity gap spectra all exponentially with increasing gap size...
Properties of nuclear matter in cut-off field theory and renormalization group methods (1996)
Kouno, H., Mitsumori, T., Iwasaki, Y., Sakamoto, K., Noda, N., Koide, K., ...
The properties of nuclear matter are studied in the cut-off field theory. It is found that, under the Hartree approximation, the small cut-off makes the equations of state hard, especially at higher...
Iwasaki, Y., Kanaya, K., Kaya, S., Sakai, S., Yoshié, T.
The nature of finite temperature transitions in lattice QCD with Wilson quarks is studied near the chiral limit for the cases of 2, 3, and 6 flavors of degenerate quarks ($N_F=2$, 3, and 6) and also...
Preliminary measurements of B$^{0}$ and B$^{+}$ lifetimes at SLD (1996)
Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, Ash, William W, ...
Test of the flavor independence of strong interactions (1996)
Abe, K., Abt, I., Ahn, C. J., Akagi, T., Allen, N. J., Ash, W. W., ...
We present a comparison of the strong couplings of light (u, d, and s), c, and b quarks determined from multijet rates in flavor-tagged samples of hadronic Z0 decays recorded with the SLC Large...
Measurements of Rb with impact parameters and displaced vertices (1996)
Abe, K., Abt, I., Ahn, C. J., Akagi, T., Allen, N. J., Ash, W. W., ...
We present measurements of Rb using the SLD at the SLC. The analyses use 2D and 3D impact parameter tags and a displaced 3D vertex tag which all exploit the small size and stability of the e+e-...
Various Representations of Multi-Relaxation in Solids with Discrete Relaxation Spectra (1996)
A multilinear relaxation of any kind may have various representations which aid to comprehend natural phenomena concerning not only anelastic relaxation but also dielectric, magnetic and thermal...
Factorial and cumulant moments in e+ e- ---> hadrons at the Z0 resonance (1996)
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
Tau Lorentz structure with polarization at SLD (1996)
SLD Collaboration, Abe, K, Abe, K, Abt, I, Akagi, T, Allen, N J, ...
A Study of the orientation and energy partition of three jet events in hadronic Z0 decays (1996)
SLD Collaboration, Abe, K, Abe, K, Abt, I, Akagi, T, Allen, N J, ...
SLD Collaboration, Abe, K, Abe, K, Abt, I, Akagi, T, Allen, N J, ...
Preliminary measurement of leading particle effects in hadronic Z0 decays (1996)
SLD Collaboration, Abe, K, Abe, K, Abt, I, Akagi, T, Allen, N J, ...
A Preliminary measurement of the b quark fragmentation function in hadronic Z0 decays (1996)
SLD Collaboration, Abe, K, Abe, K, Abt, I, Akagi, T, Allen, N J, ...
Preliminary measurements of production of pi+-, K+-, p, K0 and Lambda0 in hadronic Z0 decays (1996)
SLD Collaboration, Abe, K, Abe, K, Abt, I, Akagi, T, Allen, N J, ...
Measurement of the charged multiplicities in b, c and light quark events from Z0 decays (1996)
SLD Collaboration, Abe, K, Abe, K, Abt, I, Akagi, T, Allen, N J, ...
Measurement of A(b) and A(c) at the Z0 resonance using a lepton tag (1996)
SLD Collaboration, Abe, K, Abe, K, Abt, I, Akagi, T, Allen, N J, ...
SLD Collaboration, Abe, K, Abe, K, Abt, I, Akagi, T, Allen, N J, ...
Updated measurement of the tau lifetime at SLD (1996)
SLD Collaboration, Abe, K, Abe, K, Abt, I, Akagi, T, Allen, N J, ...
SLD Collaboration, Abe, K, Abe, K, Abt, I, Akagi, T, Allen, N J, ...
An improved measurement of the left-right Z0 cross-section asymmetry (1996)
SLD Collaboration, Abe, K, Abe, K, Abt, I, Akagi, T, Allen, N J, ...
Measurement of the B+ and B0 lifetimes using topological vertexing (1996)
SLD Collaboration, Abe, K, Abe, K, Akagi, T, Allen, N J, Ash, W W, ...
Measurement of the Z0 - lepton coupling asymmetries A(lepton) (1996)
SLD Collaboration, Abe, K, Abe, K, Abt, I, Akagi, T, Allen, N J, ...
Preliminary measurement of D* / D production and D* spin alignment at the Z0 resonance (1996)
SLD Collaboration, Abe, K, Abe, K, Abt, I, Akagi, T, Allen, N J, ...
Various Representations of Multi-Relaxation in Solids with Discrete Relaxation Spectra (1996)
A multilinear relaxation of any kind may have various representations which aid to comprehend natural phenomena concerning not only anelastic relaxation but also dielectric, magnetic and thermal...
Various Representations of Multi-Relaxation in Solids with Discrete Relaxation Spectra (1996)
A multilinear relaxation of any kind may have various representations which aid to comprehend natural phenomena concerning not only anelastic relaxation but also dielectric, magnetic and thermal...
Status of the CP-PACS Project (1996)
Y. Iwasaki, Cp-pacs Collaboration
The CP-PACS computer with a peak speed of 300 G ops was completed in March 1996 and has started to operate. We describe the nal speci cation and the hardware implementation of the CP-PACS computer,...
Gotoh, T, Tanaka, Y, Fujita, Y, Hiramori, N, Fujii, T, Arimoto, T, ...
Hadron Masses and Decay Constants with Wilson Quarks at $\beta=5.85$ and 6.0 (1995)
Iwasaki, Y., Kanaya, K., Yoshi{é}, T., Hoshino, T., Shirakawa, T., Oyanagi, Y., ...
We present results of a high statistics calculation of hadron masses and meson decay constants in the quenched approximation to lattice QCD with Wilson quarks at $\beta=$ 5.85 and 6.0 on $24^3 \times...
Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, Ash, William W, ...
Measurement of $\alpha_{s}$ from hadronic event observables at the Z$^{0}$ resonance (1995)
Baird, K G, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
Measurements of R$_{b}$ with impact parameters and displaced vertices (1995)
Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, Ash, William W, ...
Iwasaki, Y., Kanaya, K., Kaya, S., Sakai, S., Yoshie, T.
Finite temperature transition in lattice QCD with degenerate Wilson quarks is investigated on an $N_t=4$ lattice, using a renormalization group improved gauge action. We find the following for the...
The endcap Cherenkov Ring Imaging Detector at SLD (1995)
Abe, K, Antilogus, P, Aston, D, Baird, K G, Baltay, C, Bean, A, ...
QCD Phase Transition with Strange Quark in Wilson Formalism for Fermions (1995)
Iwasaki, Y., Kanaya, K., Kaya, S., Sakai, S., Yoshié, T.
The nature of QCD phase transition is studied with massless up and down quarks and a light strange quark, using the Wilson formalism for quarks on a lattice with the temporal direction extension...
Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, Ash, William W, ...
Chiral Phase Transition in Lattice QCD with Wilson Quarks (1995)
Iwasaki, Y., Kanaya, K., Sakai, S., Yoshié, T.
The nature of the chiral phase transition in lattice QCD is studied for the cases of 2, 3 and 6 flavors with degenerate Wilson quarks, mainly on a lattice with the temporal direction extension...
A study of K$_{s}$, $\Lambda$ and $\overline{\Lambda}$ production in hadronic Z$^{0}$ decays (1995)
Baird, K G, Abe, K, Abt, I, Ahn, C J, Akagi, T, Ash, William W, ...
Precision electroweak physics with the SLD\/SLC: the left-right polarization asymmetry (1995)
Rowson, P C, Abe, K, Abt, I, Akagi, T, Ash, William W, Aston, D, ...
Electroweak coupling measurements from polarized Bhabha scattering at SLD (1995)
Abe, K, Abt, I, Akagi, T, Ash, William W, Aston, D, Bacchetta, N, ...
Precision standard model tests with polarized e+e- beams (1995)
Abe, K, Abt, I, Akagi, T, Ash, William W, Aston, D, Bacchetta, N, ...
A preliminary measurement of the average B hadron lifetime (1995)
Manly, S L, Abe, K, Abt, I, Akagi, T, Ash, William W, Aston, D, ...
Performance of the SLD CCD pixel vertex detector and design of an upgrade (1995)
Strauss, M G, Abe, K, Abt, I, Ahn, C J, Akagi, T, Ash, William W, ...
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
Measurements of R(b) with impact parameters and displaced vertices (1995)
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
Measurement of the tau lifetime at SLD (1995)
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
Measurement of alpha-s from hadronic event observables at the Z0 resonance (1995)
SLD Collaboration, Baird, K, Abe, K, Abt, I, Ahn, CJ, Akagi, T, ...
The Production of pi+-, K+-, p, K0 and Lambda0 in hadronic Z0 decays (1995)
SLD Collaboration, Baird, K, Abe, K, Abt, I, Ahn, CJ, Akagi, T, ...
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
Measurement of the average B hadron lifetime in Z0 decays using reconstructed vertices (1995)
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
Production of charm and beauty in e+ e- with polarized electron beam (1995)
SLD Collaboration, Su, D, Abe, K, Abt, I, Ahn, C J, Akagi, T, ...
Preliminary measurements of B0 and B+ lifetimes at SLD (1995)
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
First study of rapidity gaps in e+ e- annihilation (1995)
SLD Collaboration, Abe, K, Abe, K, Abt, I, Akagi, T, Allen, N J, ...
Production of pi+-, K+-, p, K0 and Lambda0 in hadronic Z0 decays (1995)
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
An Improved limit on jet handedness in Z0 decays (1995)
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
A Study of the orientation and energy partition of three jet events in hadronic Z0 decays (1995)
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
First measurement of the triple product correlation in polarized Z0 decays to three jets (1995)
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
Measurement of the charged multiplicities of b, c and light quark events from Z0 decays (1995)
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
A Study of rapidity gaps in e+ e- ---> Z0 events (1995)
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
Factorial and cumulant moments in e+ e- ---> hadrons at the Z0 resonance (1995)
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
Phase Diagram of QCD at Finite Temperatures with Wilson Fermions (1994)
Phase diagram of QCD with Wilson fermions for various numbers of flavors $N_F$ is discussed. Our simulations mainly performed on a lattice with the temporal size $N_t =4$ indicate the following: The...
A Search for Jet Handedness in Hadronic $Z^{0}$ Decays (1994)
Abe, K, Abt, I, Ahn, C J, Akagi, T, Ash, William W, Aston, D, ...
Heavy quark physics at SLD: preliminary results (1994)
Vella, E N, Abe, K, Abt, I, Ahn, C J, Akagi, T, Ash, William W, ...
Measurement of the average liftetime of B hadrons at SLD (1994)
Punkar, G D, Abe, K, Abt, I, Akagi, T, Ash, William W, Aston, D, ...
Measurement of the charged multiplicity of $Z^{0} \to b\overline{b}$ events (1994)
Burrows, P N, Abe, K, Abt, I, Akagi, T, Ash, William W, Aston, D, ...
A preliminary, precise measurement of the average B hadron lifetime (1994)
Abe, K, Abt, I, Akagi, T, Ash, William W, Aston, D, Bacchetta, N, ...
Finite Temperature Transition in Two Flavor QCD with Renormalization Group Improved Action (1994)
Iwasaki, Y., Kanaya, K., Sakai, S., Yoshie, T.
The finite temperature transition or crossover in QCD with two degenerate Wilson quarks is investigated using a renormalization group improved action. At $\beta=2.0$ and 2.1 where $a^{-1} \sim...
Nature of the finite temperature transition in QCD with strange quark (1994)
Iwasaki, Y., Kanaya, K., Kaya, S., Sakai, S., Yoshié, T.
The finite temperature transition in QCD is studied using Wilson quarks for the cases of $N_F=2$, 3 and 2+1. For $N_F=2$ the transition is smooth in the chiral limit on both $\nt=4$ and 6 lattices....
QCD of different quark flavors with the SLD detector (1994)
Hildreth, M D, Abe, K, Abt, I, Ash, William W, Aston, D, Bacchetta, N, ...
Measuring A$_{b}$ with polarized beams at SLC (1994)
Abe, K, Abt, I, Ash, William W, Aston, D, Bacchetta, N, Baird, K G, ...
Computers for Lattice Field Theories (1994)
Parallel computers dedicated to lattice field theories are reviewed with emphasis on the three recent projects, the Teraflops project in the US, the CP-PACS project in Japan and the 0.5-Teraflops...
Measurement of alpha-s from energy-energy correlations at the Z0 resonance (1994)
SLD Collaboration, Abe, K, Abt, I, Ash, W W, Aston, D, Bacchetta, N, ...
SLD Collaboration, Abe, K, Abt, I, Ash, W W, Aston, D, Bacchetta, N, ...
Precise determination of the weak mixing angle from a measurement of A(LR) in e+ e- ---> Z0 (1994)
SLD Collaboration, Woods, M, Abe, K, Abt, I, Ash, W W, Aston, D, ...
Measuring A(b) with polarized beams at SLC (1994)
SLD Collaboration, Abe, K, Abt, I, Ash, W W, Aston, D, Bacchetta, N, ...
Polarized Bhabha scattering a precision measurement of the electron neutral current couplings (1994)
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Ash, W W, ...
A Search for jet handedness in hadronic Z0 decays (1994)
SLD Collaboration, Abe, K, Abt, I, Akagi, T, Ash, W W, Aston, D, ...
Measurement of alpha-s from hadronic event observables at the Z0 resonance (1994)
SLD Collaboration, Abe, K, Abt, I, Akagi, T, Ash, W W, Aston, D, ...
A Preliminary, precise measurement of the average B hadron lifetime (1994)
SLD Collaboration, Abe, K, Abt, I, Akagi, T, Ash, W W, Aston, D, ...
Measurement of the average lifetime of B hadrons at SLD (1994)
SLD Collaboration, Punkar, Greg, Abe, K, Abt, I, Akagi, T, Ash, W W, ...
A Search for jet handedness in hadronic Z0 decays (1994)
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Ash, W W, ...
Measurement of alpha-s (M(Z)**2) from hadronic event observables at the Z0 resonance (1994)
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Ash, W W, ...
A Preliminary measurement of the average B hadron lifetime (1994)
SLD Collaboration, Manly, Steven L, Abe, K, Abt, I, Akagi, T, Ash, W W, ...
Electroweak coupling measurements from polarized Bhabha scattering at SLD (1994)
SLD Collaboration, Pitts, Kevin T, Abe, K, Abt, I, Akagi, T, Ash, W W, ...
Precision standard model tests with polarized e+ e- beams (1994)
SLD Collaboration, Fero, Michael J, Abe, K, Abt, I, Akagi, T, Ash, W W, ...
Heavy quark physics at SLD (preliminary results) (1994)
SLD Collaboration, Vella, E, Abe, K, Abt, I, Ahn, C J, Akagi, T, ...
A Study of K(s), Lambda and anti-Lambda production in hadronic Z0 decays (1994)
SLD Collaboration, Baird, K G, Abe, K, Abt, I, Ahn, C J, Akagi, T, ...
A Test of the flavor independence of strong interactions (1994)
SLD Collaboration, Abe, K, Abt, I, Ahn, C J, Akagi, T, Allen, N J, ...
Computers for lattice field theories (1994)
Parallel computers dedicated to lattice field theories are reviewed with emphasis on the three recent projects,
Quantum chromodynamics with various number of flavors (1993)
Iwasaki, Y., Kanaya, K., Sakai, S., Yoshi{é}, T.
The phase structure of QCD with various number of flavors is studied for Wilson quarks. For the case of $N_F=3$ we find that the finite temperature deconfining transition is of first order in the...
Interface tension in quenched QCD (1993)
Iwasaki, Y, Kanaya, K, Kärkkäinen, L, Rummukainen, K, Yoshié, T
We calculate the tension $\sigma$ of the interface between the confined and deconfined phases by the histogram method in SU(3) lattice gauge theory for temporal extents of 4 and 6 using the recent...
Interface Tension in Quenched QCD (1993)
Iwasaki, Y., Kanaya, K., Kärkkäinen, Leo, Rummukainen, K., Yoshié, T.
We calculate the tension $\sigma$ of the interface between the confined and deconfined phases by the histogram method in SU(3) lattice gauge theory for temporal extents of 4 and 6 using the recent...
Studies of QCD B physics and jet handedness at SLD (1993)
SLD Collaboration, Burrows, P N, Abe, K, Abt, I, Acton, P D, Agnew, G, ...
A Measurement of alpha-s from jet rates at the Z0 resonance (1993)
SLD Collaboration, Abe, K, Abt, I, Acton, P D, Agnew, G, Ash, W W, ...
SLD results from the study of polarized Z0 produced at the SLC (1993)
SLD Collaboration, Piccolo, Marcello, Abe, K, Abt, I, Acton, P D, Ash, W W, ...
A Measurement of R(b) = Gamma (Z0 ---> b anti-b) / Gamma (Z0 ---> hadrons) at SLD (1993)
SLD Collaboration, Abe, K, Abt, I, Acton, P D, Ash, W W, Aston, D, ...
A Study of jet handedness at the Z0 resonance (1993)
SLD Collaboration, Masuda, H, Abe, K, Abt, I, Acton, P D, Ash, W W, ...
Measurement of the charged multiplicity of Z0 ---> b anti-b events (1993)
SLD Collaboration, Abe, K, Abt, I, Ash, W W, Aston, D, Bacchetta, N, ...
First measurement of the left-right asymmetry in Z boson production (1993)
SLD Collaboration, Elia, RD, Abe, K, Abt, I, Acton, PD, Adolphsen, CE, ...
Quark Confinement in Multi-Flavor Quantum Chromodynamics (1992)
Iwasaki, Y., Kanaya, K., Sakai, S., Yoshie, T.
It is investigated how quark confinement depends on the number of flavors, $N_f$, in QCD on the lattice with Wilson quarks. We strengthen and extend the conclusion reported at {\it Lattice 91}: (1)...
A Preliminary measurement of R(b) = Gamma (Z0 ---> b anti-b) / Gamma (Z0 ---> hadrons) at SLD (1992)
SLD Collaboration, Su, D, Abe, K, Abt, I, Acton, P D, Agnew, G, ...
First QCD results from SLD (1992)
SLD Collaboration, Burrows, PN, Steiner, R, Coller, J, Johnson, AS, Shank, JT, ...
QCD studies of hadronic decays of Z0 bosons by SLD (1992)
SLD Collaboration, Muller, D, Abe, K, Abt, I, Acton, P D, Agnew, G, ...
SLD Collaboration, Burrows, P N, Abe, K, Abt, I, Acton, P D, Agnew, G, ...
First results from SLD with polarized electron beam at SLC (1992)
SLD Collaboration, Fero, Michael J, Abe, K, Abt, I, Acton, P D, Agnew, G, ...
Design Verification Through Function- and Behavior-Oriented Representations (1992)
Yumi Iwasaki, Y. Iwasaki, Y. Iwasaki, B. Chandrasekaran, B. Chandrasekaran, B. Chandrasekaran
This paper focuses on the task of design verification using both knowledge of the structure of a device and its intended functions. In particular, it addresses the question of when one can say a...
Study of the $^{193}$Ir($^3$He,d)$^{194}$Pt and $^{193}$Ir(d,$^3$He)$^{192}$Os reactions (1982)
Blasi, N., Bijker, R., Harakeh, M.N., Iwasaki, Y., Sterrenburg, W.A., ...
Study of the $^{193}$Ir($^3$He,d)$^{194}$Pt and $^{193}$Ir(d,$^3$He)$^{192}$Os reactions (1982)
Blasi, N., Bijker, R., Harakeh, M.N., Iwasaki, Y., Sterrenburg, W.A., ...
A sharp grain boundary peak appears in both 2 and 3% silicon-iron alloys due to a substitutional solute of silicon. This peak is highly sensitive to the segregation of the third element of antimony...
Secondary recrystallization in grain-oriented silicon steel is studied by the high-temperature background damping. Abnormal grain growth involves an abrupt drop of the background. The temperatures of...
A sharp grain boundary peak appears in both 2 and 3% silicon-iron alloys due to a substitutional solute of silicon. This peak is highly sensitive to the segregation of the third element of antimony...
Secondary recrystallization in grain-oriented silicon steel is studied by the high-temperature background damping. Abnormal grain growth involves an abrupt drop of the background. The temperatures of...
A sharp grain boundary peak appears in both 2 and 3% silicon-iron alloys due to a substitutional solute of silicon. This peak is highly sensitive to the segregation of the third element of antimony...
Secondary recrystallization in grain-oriented silicon steel is studied by the high-temperature background damping. Abnormal grain growth involves an abrupt drop of the background. The temperatures of...
Herpes simplex virus type 1-induced hydrocephalus in mice.
Hayashi, K, Iwasaki, Y, Yanagi, K
Adult ICR/Slc or BALB/c mice developed hydrocephalus when attenuated herpes simplex virus type 1 (HSV-1) (strain Ska) was injected intracerebrally 2 to 4 weeks earlier and then after mice were...
Iwasaki, Y, Yamamoto, T, Konno, H, Iizuka, H, Kudo, H
Potential use of retrograde axoplasmic flow to eradicate virus persistence in ganglionic cells was studied in a new herpes simplex virus (HSV) persistence model in rat trigeminal ganglia. After...
Honma, M, Ohara, Y, Murayama, H, Sako, K, Iwasaki, Y
In this study, the fixation condition most suitable for maintaining the sensitivity of the polymerase chain reaction (PCR) was investigated by using the alpha-tubulin gene sequence, and the PCR...
Iwasaki, Y, Gaskill, M B, Fu, R, Saper, C B, Robertson, G L
Subcutaneous injection of the potent, nonselective opioid antagonist diprenorphine inhibits the vasopressin response to acute hypovolemia. To determine if this inhibition is due to antagonism of...
Intelligent computational assistance for experiment design.
Bach, R, Iwasaki, Y, Friedland, P
We have developed an automated system for the design of laboratory experiments in molecular biology. The system uses a planning method known as skeletal plan refinement that attempts to emulate the...
Friedland, P, Kedes, L, Brutlag, D, Iwasaki, Y, Bach, R
We have built a knowledge-based genetic engineering simulation system-- GENESIS-- capable of representing both domain-specific and general knowledge. Information is stored within a...
Maturation of rabies virus by budding from neuronal cell membrane in suckling mouse brain.
Iwasaki, Y, Ohtani, S, Clark, H F
Two strains of tissue culture-grown rabies virus developed in suckling mouse brain predominantly by the process of virus budding from the neuronal cell membrane.
Iwasaki, Y, Gerhard, W, Clark, H F
The clinical and histopathological manifestations of the infection of immunosuppressed (cyclophosphamide-treated) and immunocompetent (control) adult mice with the CVS ts 2 strain of fixed rabies...
Suzuki, K, Shimoi, H, Iwasaki, Y, Kawahara, T, Matsuura, Y, Nishikawa, Y
A frog 'peptidylglycine alpha-amidating monooxygenase (PAM, EC 1.14.17.3)' was expressed in cultured insect cells by using the baculovirus expression vector system. The enzyme, recovered in the...
Herpes simplex virus type 1-induced hydrocephalus in mice.
Hayashi, K, Iwasaki, Y, Yanagi, K
Adult ICR/Slc or BALB/c mice developed hydrocephalus when attenuated herpes simplex virus type 1 (HSV-1) (strain Ska) was injected intracerebrally 2 to 4 weeks earlier and then after mice were...
Iwasaki, Y, Yamamoto, T, Konno, H, Iizuka, H, Kudo, H
Potential use of retrograde axoplasmic flow to eradicate virus persistence in ganglionic cells was studied in a new herpes simplex virus (HSV) persistence model in rat trigeminal ganglia. After...
Honma, M, Ohara, Y, Murayama, H, Sako, K, Iwasaki, Y
In this study, the fixation condition most suitable for maintaining the sensitivity of the polymerase chain reaction (PCR) was investigated by using the alpha-tubulin gene sequence, and the PCR...
Iwasaki, Y, Gaskill, M B, Fu, R, Saper, C B, Robertson, G L
Subcutaneous injection of the potent, nonselective opioid antagonist diprenorphine inhibits the vasopressin response to acute hypovolemia. To determine if this inhibition is due to antagonism of...
Intelligent computational assistance for experiment design.
Bach, R, Iwasaki, Y, Friedland, P
We have developed an automated system for the design of laboratory experiments in molecular biology. The system uses a planning method known as skeletal plan refinement that attempts to emulate the...
Friedland, P, Kedes, L, Brutlag, D, Iwasaki, Y, Bach, R
We have built a knowledge-based genetic engineering simulation system-- GENESIS-- capable of representing both domain-specific and general knowledge. Information is stored within a...
Maturation of rabies virus by budding from neuronal cell membrane in suckling mouse brain.
Iwasaki, Y, Ohtani, S, Clark, H F
Two strains of tissue culture-grown rabies virus developed in suckling mouse brain predominantly by the process of virus budding from the neuronal cell membrane.
Iwasaki, Y, Gerhard, W, Clark, H F
The clinical and histopathological manifestations of the infection of immunosuppressed (cyclophosphamide-treated) and immunocompetent (control) adult mice with the CVS ts 2 strain of fixed rabies...
Suzuki, K, Shimoi, H, Iwasaki, Y, Kawahara, T, Matsuura, Y, Nishikawa, Y
A frog 'peptidylglycine alpha-amidating monooxygenase (PAM, EC 1.14.17.3)' was expressed in cultured insect cells by using the baculovirus expression vector system. The enzyme, recovered in the...
Miyaike, J, Iwasaki, Y, Takahashi, A, Shimomura, H, Taniguchi, H, Koide, N, ...
Background and aim: Complement receptor type 1 (CR1) is a transmembrane protein, and human erythrocyte CR1 (E-CR1) is involved in the transport of circulating immune complexes (IC) from the...
Iwasaki, Y., Ohara, Y., Kobayashi, I., Akizuki, S.
Cellular infiltrates in new and old lesions in two cases of human T-cell leukemia virus associated myelopathy (HAM) were analyzed with anti-CD3 antibody and OPD4 antibody recognizing CD4 + CD45RO + T...
Angiosarcoma arising from skeletal haemangiomatosis in an atomic bomb survivor
Yamamoto, T, Iwasaki, Y, Kurosaka, M, Minami, R
The authors report a unique case in which an angiosarcoma arose from skeletal haemangiomatosis in a 72 year old man. This patient had a history of atomic bomb irradiation more than 50 years ago....
Primary hepatocellular carcinoma and IgG heavy chain allotypes.
Nakao, Y, Matsumoto, H, Okubo, A, Miyazaki, T, Iwasaki, Y, Okimoto, K, ...
We studied Gm typing of serum samples from 838 donors; 177 had chronic hepatitis, 166 liver cirrhosis, 113 primary hepatocellular carcinoma, 21 alcoholic hepatitis, 18 fatty liver and 343 were...
Tanaka, R., Iwasaki, Y., Koprowski, H.
The adult mouse inoculated intracerebrally with 6/94 strain of parainfluenza type 1 virus developed selective degenerative lesions in cerebral white matter. Ultrastrucrally, the infiltration of...
Ultrastructural studies of perivascular cuffing cells in multiple sclerosis brain.
Tanaka, R., Iwasaki, Y., Koprowski, H.
Perivascular cuffs in brains taken at autopsy from 6 patients with multiple sclerosis (MS) were examined by electron microscopy. Light and electron microscopy of brain revealed acute and chronic...
Birth injury as a causative factor of syringomyelia with Chiari type I deformity.
Hida, K, Iwasaki, Y, Imamura, H, Abe, H
The epidemiology of syringomyelia with Chiari type I deformity was investigated with particular reference to perinatal problems. All subjects in our study were born by vaginal delivery and had a high...
Reversible brain dysfunction in MELAS: MEG, and 1H MRS analysis
Kamada, K, Takeuchi, F, Houkin, K, Kitagawa, M, Kuriki, S, Ogata, A, ...
This case report describes a follow up investigation of a patient with impaired word discrimination due to mitochondrial encephalopathy with lactic acidosis and stroke-like syndrome (MELAS) using...
Retinoblastoma gene mutations in primary human bladder cancer.
Miyamoto, H., Shuin, T., Torigoe, S., Iwasaki, Y., Kubota, Y.
Inactivation of the retinoblastoma (RB) gene is known to be implicated in the pathogenesis of several types of human cancers. Since structural alterations of the RB gene have not been well examined...
Increase in the circulating level of hepatocyte growth factor in gastric cancer patients.
Taniguchi, T., Kitamura, M., Arai, K., Iwasaki, Y., Yamamoto, Y., Igari, A., ...
We measured serum concentrations of hapatocyte growth factor (HGF) in patients with gastric cancer and compared these with the histological findings and conventional tumour markers, including CEA,...