Fluctuations and isentropes near the chiral critical endpoint (2009)
Nakano, E., Stokic, B., Friman, B., Redlich, K.
Isentropic trajectories crossing the chiral phase transition near the critical endpoint (CEP) are studied for two light quark flavors. The calculations are performed within an effective chiral model...
Shear viscosity coefficient and relaxation time of causal dissipative hydrodynamics in QCD (2009)
Koide, T., Nakano, E., Kodama, T.
The shear viscosity coefficient and the corresponding relaxation time for causal dissipative hydrodynamics are calculated based on the microscopic formula proposed in [T. Koide and T. Kodama, Phys....
Abdelwahab, A., Gardner, M., Parkash, R., Basta, M., Sapp, J., Veltmann, C., ...
Introduction: Scar-related ventricular tachycardia (VT) is often unmappable. Data regarding the outcomes of ablation for mappable vs unmappable VT are lacking. Methods: Catheter ablation of...
sBelle Design Study Report (2008)
Adachi, I., Danilov, M., Hara, K., Hara, T., Higuchi, T., Inami, K., ...
In this note, we compile results of various simulation studies for the upgrade of the Belle detector. Based on these studies, we propose a set of optimum or appropriate parameters of the detector.
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...
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...
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...
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}...
How is chiral symmetry restored at finite density? (2005)
Taking into account pseudoscalar as well as scalar condensates, we reexamine the chiral restoration path on the chiral manifold. We shall see both condensates coherently produce a density wave at a...
Ferromagnetism in quark matter and origin of the magnetic field in compact stars (2005)
Tatsumi, T., Maruyama, T., Nakano, E., Nawa, K.
Two magnetic aspects of quark matter, ferromagnetism and spin density wave, are discussed in the temperature-density plane. Some implications of ferromagnetism are suggested on relativistic heavy-ion...
Diquark Bose-Einstein condensation (2005)
Nawa, K., Nakano, E., Yabu, H.
Bose-Einstein condensation (BEC) of composite diquarks in quark matter (the color superconductor phase) is discussed using the quasi-chemical equilibrium theory at a relatively low density region...
Magnetism and superconductivity in quark matter (2005)
Tatsumi, T., Nakano, E., Nawa, K.
Magnetic properties of quark matter and its relation to the microscopic origin of the magnetic field observed in compact stars are studied. Spontaneous spin polarization appears in high-density...
Charge Asymmetry of Same-Sign Dileptons in $B^0$-$\bar{B}^0$ Mixing (2005)
Nakano, E., Collaboration, For The Belle
We report a measurement of the charge asymmetry for same-sign dileptons in $B^0$-$\bar{B}^0$ mixing, $A_{\rm sl}$. The data were collected with the Belle detector at KEKB. Using a data sample of 78...
Origin of magnetic field in compact stars and magnetic properties of quark matter (2005)
Tatsumi, T., Maruyama, T., Nawa, K., Nakano, E.
Microscopic origin of the magnetic field observed in compact stars is studied in quark matter. Spontaneous spin polarization appears in high-density region due to the Fock exchange term. On the other...
Chiral symmetry and density wave in quark matter (2004)
A density wave in quark matter is discussed at finite temperature, which occurs along with the chiral condensation, and is described by a dual standing wave in scalar and pseudo-scalar condensates on...
Density waves in quasi-one-dimensional atomic gas mixture of boson and two-component fermion (2004)
We study the density-wave states of quasi-one-dimensional atomic gas mixture of one- and two-component boson and fermion using the mean-field approximation. Owing to the Peierls instability in the...
Nakano, E., Suzuki, T., Yabu, H.
Phase structure is studied for a system which has symmetry group SU(3) and is described by SU(3)-${\bf 3 \times 3}$ order parameter. The study is rested on SU(3)-Ginzburg-Landau effective potential...
Dual chiral density wave in quark matter (2004)
Possible manifestation of a dual chiral density wave in quark matter is discussed in relation to the chiral symmetry of QCD, which is described by a dual standing wave of the scalar and pseudo-scalar...
Cosmic-Ray Detection System using Internet (2003)
Hamaguchi, T., Katsumata, M., Nakano, E., Takahashi, T., Teramoto, Y., Saito, Y., ...
A cosmic ray detection system, consisting of standardized detector stations connected through the Internet, is described. The system can be used for detecting air showers that arrive over a wide area...
Spin Polarization and Color Superconductivity in Quark Matter (2003)
Nakano, E., Maruyama, T., Tatsumi, T.
A coexistent phase of spin polarization and color superconductivity in high-density QCD is investigated using a self-consistent mean-field method at zero temperature. The axial-vector current...
AFM pictures of the surfaces of glass RPC electrodes damaged by water vapor contamination (2002)
Kubo, T., Nakano, E., Teramoto, Y.
We present surface pictures of the damaged electrodes from the Glass Resistive Plate Chambers (GRPCs) taken by an Atomic Force Microscope (AFM). For the test, a set of chambers were operated with...
Nakano, E., Suzuki, T., Yabu, H.
Ginzburg-Landau effective potential is studied for the order parameter that transforms in the $(3,3)$ representation under the color SU(3) group. All the SU(3) terms to the fourth-order of the order...
Cooperative Q-learning: The Knowledge Sharing Issue (2001)
Ahmadabadi, N.M., Asadpour, M., Nakano, E.
A group of cooperative and homogeneous Q-learning agents can cooperate to learn faster and gain more knowledge. In order to do so, each learner agent must be able to evaluate the expertness and the...
Expertness Measuring in Cooperative Learning (2000)
Ahmadabadi, N.M., Asadpour, M., Khodaabakhsh, S.H., Nakano, E.
Cooperative Learning in a multi-agent system can improve the learning quality and learning speed. The improvement can be gained if each agent detects the expert agents and use their knowledge...
Study of bayron production mechanism in $e^{+} e^{-}$ annihilation into hadrons (1999)
Aoki, M, Itoh, R, Watanabe, Y, Kaneyuki, K, Ohshima, Y, Ochi, A, ...
Material Evaluation of Austempered Ductile Iron by Magnetic Characteristics. (1998)
Ueno, T., Suenaga, M., Ishihara, Y., Nakano, E.
A nondestructive technique has been developed which can evaluate the material properties of austempered ductile iron (ADI) castings based upon their magnetic characteristics. This newly devised...
Itoh, R, Yamauchi, M, Yamaguchi, A, Abe, K, Abe, T, Adachi, I, ...
Inclusive momentum spectra are measured for all charged particles and for each of \pi^{\pm}, K^{\pm}, K^0/\overline{K^0}, and p/\overline{p} in hadronic events produced via e^+e^- annihilation at...
Measurement of inclusive electron cross section in $\gamma\gamma$ collisions at TRISTAN (1994)
Iwasaki, M, Enomoto, R, Hayashii, H, Nakano, E, Abe, K, Abe, T, ...
We have measured, with electron tagging, the forward-backward asymmetries of charm- and bottom-quark pair productions at $$=58.01GeV, based on 23,783 hadronic events selected from a data sample of...
Nakano, E, Enomoto, R, Iwasaki, M, Abe, K, Abe, T, Adachi, I, ...
Yamamoto-Otake, H, Koyama, Y, Horiuchi, T, Nakano, E
The gene coding for N-acyl-D-mannosamine dehydrogenase (NAM-DH) from Flavobacterium sp. strain 141-8 was cloned and expressed under the control of a lac promoter in Escherichia coli JM109. The DNA...
Cloning, expression, and nucleotide sequence of the Escherichia coli K-12 ackA gene.
Matsuyama, A, Yamamoto, H, Nakano, E
The Escherichia coli K-12 ackA gene, which encodes an acetate kinase, was cloned. The acetate kinase activities of ackA+ plasmid-containing strains were amplified 160- to 180-fold. The complete...
Molecular genetics of vaccinia virus: demonstration of marker rescue.
Nakano, E, Panicali, D, Paoletti, E
Two genomic variants of vaccinia virus isolated from serially propagated stocks were used to demonstrate marker rescue. The smaller (S variant) virus contains a 6.3 megadalton (MDal) deletion of...
Characterization of sea-urchin fibronectin.
Sea-urchin fibronectin from the ovary of the sea urchin Pseudocentrotus depressus bound to gelatin, fibrin and fibrinogen. After mild digestion of the protein labelled with 125I, a 195 000 Da domain...
Yamamoto-Otake, H, Koyama, Y, Horiuchi, T, Nakano, E
The gene coding for N-acyl-D-mannosamine dehydrogenase (NAM-DH) from Flavobacterium sp. strain 141-8 was cloned and expressed under the control of a lac promoter in Escherichia coli JM109. The DNA...
Cloning, expression, and nucleotide sequence of the Escherichia coli K-12 ackA gene.
Matsuyama, A, Yamamoto, H, Nakano, E
The Escherichia coli K-12 ackA gene, which encodes an acetate kinase, was cloned. The acetate kinase activities of ackA+ plasmid-containing strains were amplified 160- to 180-fold. The complete...
Molecular genetics of vaccinia virus: demonstration of marker rescue.
Nakano, E, Panicali, D, Paoletti, E
Two genomic variants of vaccinia virus isolated from serially propagated stocks were used to demonstrate marker rescue. The smaller (S variant) virus contains a 6.3 megadalton (MDal) deletion of...
Characterization of sea-urchin fibronectin.
Sea-urchin fibronectin from the ovary of the sea urchin Pseudocentrotus depressus bound to gelatin, fibrin and fibrinogen. After mild digestion of the protein labelled with 125I, a 195 000 Da domain...