Nomura, H., Aikawa, Y., Nakagawa, Y., Millar, T. J.
We have studied the dependence of the profiles of molecular abundances and line emission on the accretion flow in the hot ($\ga 100$K) inner region of protoplanetary disks. The gas-phase reactions...
Nakagawa, Y., Nakamura, A., Saito, T., Toki, H.
We study the color-dependent confining forces between two quarks by the quenched lattice simulations of Coulomb gauge QCD. The color-singlet and color-antitriplet instantaneous potentials yield...
Nomura, H., Aikawa, Y., Tsujimoto, M., Nakagawa, Y., Millar, T. J.
Detailed models for the density and temperature profiles of gas and dust in protoplanetary disks are constructed by taking into account X-ray and ultraviolet (UV) irradiation from a central T Tauri...
Infrared behavior of the Faddeev-Popov operator in Coulomb gauge QCD (2007)
Nakagawa, Y., Nakamura, A., Saito, T., Toki, H.
We calculate the eigenvalue distribution of the Faddeev-Popov operator in Coulomb gauge QCD using quenched SU(3) lattice simulation. In the confinement phase, the density of the low-lying eigenvalues...
Infrared divergence of the color-Coulomb self-energy in Coulomb gauge QCD (2006)
Nakagawa, Y., Saito, T., Toki, H., Nakamura, A.
We investigate the spectrum of the Faddeev-Popov operator in Coulomb gauge QCD using quenched SU(3) lattice simulation. In the confinement phase, we observe the accumulation of the near-zero modes of...
X-ray Flashes or soft Gamma-ray Bursts? The case of the likely distant XRF 040912 (2006)
Stratta, G., Basa, S., Butler, N., Atteia, J. L., Gendre, B., Pelangeon, A., ...
In this work, we present a multi-wavelength study of XRF 040912, aimed at measuring its distance scale and the intrinsic burst properties. We performed a detailed spectral and temporal analysis of...
Cyclotron resonance energies at a low X-ray luminosity: A0535+262 observed with Suzaku (2006)
Terada, Y., Mihara, T., Nakajima, M., Suzuki, M., Isobe, N., Makishima, K., ...
The binary X-ray pulsar A0535+262 was observed with the Suzaku X-ray observatory, on 2005 September 14 for a net exposure of 22 ksec. The source was in a declining phase of a minor outburst,...
Donaghy, T. Q., Lamb, D. Q., Sakamoto, T., Norris, J. P., Nakagawa, Y., Villasenor, J., ...
Here we report the localizations and properties of four short-duration GRBs localized by the High Energy Transient Explorer 2 satellite (HETE-2): GRBs 010326B, 040802, 051211 and 060121, all of which...
Properties of Color-Coulomb String Tension (2006)
Nakagawa, Y., Nakamura, A., Saito, T., Toki, H., Zwanziger, D.
We study the properties of the color-Coulomb string tension obtained from the instantaneous part of gluon propagators in Coulomb gauge using quenched SU(3) lattice simulation. In the confinement...
A new public-key cryptosystem and its applications (2006)
Kiriyama, A., Nakagawa, Y., Takaoka, T., Tu, Z.
We propose in this paper a new public-key crypto-system, called the non-linear knapsack cryptosystem. The security of this system is based on the NP-completeness of the non-linear knapsack problem....
Discovery of the short gamma-ray burst GRB 050709 (2005)
Villasenor, J. S., Lamb, D. Q., Ricker, G. R., Kawai, N., Butler, N., ...
Gamma-Ray Bursts (GRBs) fall into two classes: short-hard and long-soft bursts. The latter are now known to have X-ray and optical afterglows, to occur at cosmological distances in star-forming...
Discovery of the short gamma-ray burst GRB 050709 (2005)
Villasenor, J. S., Lamb, D. Q., Ricker, G. R., Kawai, N., Butler, N., ...
Gamma-ray bursts (GRBs) fall into two classes: short-hard and long-soft bursts. The latter are now known to have X-ray and optical afterglows, to occur at cosmological distances in starforming...
HETE-2 Observation of two gamma-ray bursts at z > 3 (2005)
Kawai, N., Vanderspek, R., Pizzichini, G., Ricker, G. R., Barraud, C., ...
GRB 020124 and GRB 030323 constitute half the sample of gamma-ray bursts with a measured redshift greater than 3. This paper presents the temporal and spectral properties of these two gamma-ray...
HETE-2 Observation of two gamma-ray bursts at z > 3 (2005)
Kawai, N., Vanderspek, R., Pizzichini, G., Ricker, G. R., Barraud, C., ...
GRB 020124 and GRB 030323 constitute half the sample of gamma-ray bursts with a measured redshift greater than 3. This paper presents the temporal and spectral properties of these two gamma-ray...
HETE-2 Observation of two gamma-ray bursts at z > 3 (2005)
Kawai, N., Vanderspek, R., Pizzichini, G., Ricker, G. R., Barraud, C., ...
GRB 020124 and GRB 030323 constitute half the sample of gamma-ray bursts with a measured redshift greater than 3. This paper presents the temporal and spectral properties of these two gamma-ray...
HETE-2 Observation of two gamma-ray bursts at z > 3 (2005)
Kawai, N., Vanderspek, R., Pizzichini, G., Ricker, G. R., Barraud, C., ...
GRB 020124 and GRB 030323 constitute half the sample of gamma-ray bursts with a measured redshift greater than 3. This paper presents the temporal and spectral properties of these two gamma-ray...
Shirasaki, Y., Kawai, N., Yoshida, A., Matsuoka, M., Tamagawa, T., Torii, K., ...
The Wide-field X-ray Monitor (WXM) is one of the scientific instruments carried on the High Energy Transient Explorer 2 (HETE-2) satellite launched on 2000 October 9. HETE-2 is an international...
Shiota,M., Tanihiro,T., Nakagawa,Y., Aoki,N., Ishida,N., Miyazaki,K., ...
Role of Tamm-Horsfall protein and uromodulin in calcium oxalate crystallization (2002)
Carvalho,M., Mulinari,R.A., Nakagawa,Y.
One of the defenses against nephrolithiasis is provided by macromolecules that modulate the nucleation, growth, aggregation and retention of crystals in the kidneys. The aim of the present study was...
Spatial inhomogeneity of photoluminescence in InGaN single quantum well structures (2001)
Kaneta, A, Marutsuki, G, Okamoto, K, Kawakami, Y, Nakagawa, Y, Shinomiya, G, ...
Implantation-produced structural damage in InxGa1-xN (2001)
Kucheyev, SO, Williams, JS, Zou, J, Pearton, SJ, Nakagawa, Y
The influence of In content on the accumulation of structural damage in InxGa1-xN films (with x=0.0-0.2) under heavy-ion bombardment is studied by a combination of Rutherford...
Diamagnetic Response of Normal-Superconducting Double Layers (2000)
Sumiyama, A., Endo, T., Nakagawa, Y., Oda, Y.
The diamagnetism of a normal metal (N: Cu or Au), which is induced by the proximity effect of a superconductor (S: Nb), has been investigated for N-S double layers, which are formed by a thin-film...
Precise measurement of the $e^{+} e^{-}\to \mu^{+} \mu^{-}$ reaction at $\sqrt{s} = 57.77 GeV (1998)
Miura, M, Odaka, S, Arima, T, Tobimatsu, K, Ogawa, K, Shirai, J, ...
RESPONSE OF THE TRANSITION REGION TO INFALLING MATERIAL ASSOCIATED WITH SOLAR FLARES. (1998)
The work is part of a continuing study of the solar activity that has a pronounced effect on our environment. The response of the transition region to infalling material associated with solar flares...
Measurement of the proton-antiproton pair production from two-photon collisions at TRISTAN (1998)
Hamasaki, H, Abe, K, Amako, K, Arai, Y, Asano, Y, Chiba, M, ...
$D^{*+-}$ inclusive production in two-photon process at $\sqrt{s}$ = 58 GeV in TRISTAN (1997)
Ohyama, H, Abe, K, Amako, K, Arai, Y, Asano, Y, Chiba, M, ...
Precise measurement of Bhabha scattering at a center-of-mass energy of 57.77 GeV (1996)
Arima, T, Odaka, S, Ogawa, K, Shirai, J, Tsuboyama, T, Hosoda, N, ...
Object-oriented analysis and design of a GEANT based detector simulator (1994)
Amako, K, Kanzaki, J I, Sasaki, T, Takaiwa, Y, Nakagawa, Y, Yamagata, T
Object oriented approach to software development for LHC experiments (1994)
Bos, K, O'Neale, S, Bruyant, F, Dodgson, M, Innocente, V, Jank, W, ...
A New Addressing Technique for Fast Responding STN LCDs-SAT (Sequency Addressing Technique) (1993)
Kuwata, T., Ruckmongathan, T.N., Ohnishi, T., Ihara, S., Koh, H., Nakagawa, Y.
Sorry, the full-text of this article is not available here. Please click on the alternative location (Author's homepage) to aceess it.
A colour STN-LCD with improved contrast, uniformity and response times (1992)
Ihara, S., Sugimoto, Y., Nakagawa, Y., Kuwata, T., Koh, H., Hasebe, H., ...
Proceedings of the SID international symposium: Digest of technical papers, p232, SID, 1992.
A new addressing technique for fast responding STN LCDs (1992)
Ruckmongathan, T.N., Kuwata, T., Ohnishi, T., Ihara, S., Koh, H., Nakagawa, Y.
Proceedings of the international display research conference, Japan Display 92, p65, 1992.
FORCED MAGNETOVOLUME EFFECTS IN Sc1-xTixFe2 AT THE FERROMAGNETIC TO FERROMAGNETIC TRANSITION (1988)
Kido, G., Nakagawa, Y., Yamaguchi, Y., Nishihara, Y.
Magnetostriction was measured up to 300 kOe in a hexagonal Laves phase compound Sc1-xTixFe2 which exhibits a transition between the different ferromagnetic states. A capacitance method was employed...
HIGH FIELD MAGNETISM OF THE INTERMETALLIC COMPOUNDS RAg AND RCu (R = Dy, Tb AND Gd) (1988)
Miura, S., Kaneko, T., Abe, S., Kido, G., Yoshida, H., Kamigaki, K., ...
Magnetization measurements are done for RAg and RCu (R = Dy, Tb and Gd) under static magnetic field up to 150 kOe and pulsed field up to 300 kOe. For DyAg a two-stage field induced transition is...
HIGH-FIELD MAGNETIZATION PROCESS AND CRYSTALLINE FIELD IN R2Co14B (1988)
Kato, H., Yamada, M., Kido, G., Nakagawa, Y., Hirosawa, S., Sagawa, M.
Magnetizations of R2Co14B single crystals with R = Nd and Pr have been measured under steady magnetic fields up to 300 kOe. We have shown that the observed data can be well reproduced by nearly the...
MAGNETIC AND CRYSTALLOGRAPHIC PROPERTIES OF MnRhAs (1988)
Kanomata, T., Suzuki, T., Kaneko, T., Yasui, H., Miura, S., Nakagawa, Y.
The crystallographic and magnetic measurements of MnRhAs were carried out. The anomaly of the lattice parameter was found at the temperature Ts ≈ 233 K, in which the discontinuity in...
MAGNETIC PHASE TRANSITION IN Ce (Fe0.85Al0.15)2 (1988)
Nishihara, Y., Yamaguchi, Y., Kido, G., Nakagawa, Y.
The cubic Laves phase compound Ce (Fe0.85Al0.15)2 is an antiferromagnet with a Néel temperature of 142 K. The antiferromagnetic to ferromagnetic transition is induced by the application of magnetic...
MAGNETIC PROPERTIES OF ε-MnGa ALLOYS WITH THE DO19 TYPE STRUCTURE (1988)
Niida, H., Hori, T., Nakagawa, Y.
X-ray diffraction and magnetic measurements have shown that ε-MnGa alloys with the DO19 type structure are stable at 600 °C in a composition range of 70-74 at% Mn. The Néel temperature is...
MAGNETIC PROPERTIES OF HEUSLER-TYPE Fe2MnSi (1988)
Kido, M., Ido, H., Yasuda, S., Kido, G., Nakagawa, Y.
Magnetic measurements were made up to 1 300 K and 230 kOe for Fe2MnSi. Observed magnetic susceptibility is expressed by χobs = C/(T - θp) + χp. When χp (6.6 x 10-6 emu/g) is...
SPIN PHASE TRANSITION IN CsFeCl3.2H2O INDUCED BY THE INTENSE MAGNETIC FIELD (1988)
Takeda, M., Kido, G., Nakagawa, Y., Okada, H., Kojima, N., Tsujikawa, I.
A metamagnetic transition was found in CsFeCl3.2H2O with anomalous relaxation at 14 T when the external magnetic field is applied parallel to the 1D-magnetic chain of the a-axis. A metastable state...
TWO-DIMENSIONAL MAGNETIC ORDER IN HEXAGONAL LuFe2O4 (1988)
Iida, J., Nakagawa, Y., Funahashi, S., Takekawa, S., Kimizuka, N.
Neutron diffraction measurements have been performed on a LuFe2O4 single crystal with a hexagonal layered structure. At low temperatures a 2:l ferrimagntic spin arrangement of Fe ions is realized in...
FORCED MAGNETOVOLUME EFFECTS IN Sc1-xTixFe2 AT THE FERROMAGNETIC TO FERROMAGNETIC TRANSITION (1988)
Kido, G., Nakagawa, Y., Yamaguchi, Y., Nishihara, Y.
Magnetostriction was measured up to 300 kOe in a hexagonal Laves phase compound Sc1-xTixFe2 which exhibits a transition between the different ferromagnetic states. A capacitance method was employed...
HIGH FIELD MAGNETISM OF THE INTERMETALLIC COMPOUNDS RAg AND RCu (R = Dy, Tb AND Gd) (1988)
Miura, S., Kaneko, T., Abe, S., Kido, G., Yoshida, H., Kamigaki, K., ...
Magnetization measurements are done for RAg and RCu (R = Dy, Tb and Gd) under static magnetic field up to 150 kOe and pulsed field up to 300 kOe. For DyAg a two-stage field induced transition is...
HIGH-FIELD MAGNETIZATION PROCESS AND CRYSTALLINE FIELD IN R2Co14B (1988)
Kato, H., Yamada, M., Kido, G., Nakagawa, Y., Hirosawa, S., Sagawa, M.
Magnetizations of R2Co14B single crystals with R = Nd and Pr have been measured under steady magnetic fields up to 300 kOe. We have shown that the observed data can be well reproduced by nearly the...
MAGNETIC AND CRYSTALLOGRAPHIC PROPERTIES OF MnRhAs (1988)
Kanomata, T., Suzuki, T., Kaneko, T., Yasui, H., Miura, S., Nakagawa, Y.
The crystallographic and magnetic measurements of MnRhAs were carried out. The anomaly of the lattice parameter was found at the temperature Ts ≈ 233 K, in which the discontinuity in...
MAGNETIC PHASE TRANSITION IN Ce (Fe0.85Al0.15)2 (1988)
Nishihara, Y., Yamaguchi, Y., Kido, G., Nakagawa, Y.
The cubic Laves phase compound Ce (Fe0.85Al0.15)2 is an antiferromagnet with a Néel temperature of 142 K. The antiferromagnetic to ferromagnetic transition is induced by the application of magnetic...
MAGNETIC PROPERTIES OF ε-MnGa ALLOYS WITH THE DO19 TYPE STRUCTURE (1988)
Niida, H., Hori, T., Nakagawa, Y.
X-ray diffraction and magnetic measurements have shown that ε-MnGa alloys with the DO19 type structure are stable at 600 °C in a composition range of 70-74 at% Mn. The Néel temperature is...
MAGNETIC PROPERTIES OF HEUSLER-TYPE Fe2MnSi (1988)
Kido, M., Ido, H., Yasuda, S., Kido, G., Nakagawa, Y.
Magnetic measurements were made up to 1 300 K and 230 kOe for Fe2MnSi. Observed magnetic susceptibility is expressed by χobs = C/(T - θp) + χp. When χp (6.6 x 10-6 emu/g) is...
SPIN PHASE TRANSITION IN CsFeCl3.2H2O INDUCED BY THE INTENSE MAGNETIC FIELD (1988)
Takeda, M., Kido, G., Nakagawa, Y., Okada, H., Kojima, N., Tsujikawa, I.
A metamagnetic transition was found in CsFeCl3.2H2O with anomalous relaxation at 14 T when the external magnetic field is applied parallel to the 1D-magnetic chain of the a-axis. A metastable state...
TWO-DIMENSIONAL MAGNETIC ORDER IN HEXAGONAL LuFe2O4 (1988)
Iida, J., Nakagawa, Y., Funahashi, S., Takekawa, S., Kimizuka, N.
Neutron diffraction measurements have been performed on a LuFe2O4 single crystal with a hexagonal layered structure. At low temperatures a 2:l ferrimagntic spin arrangement of Fe ions is realized in...
FORCED MAGNETOVOLUME EFFECTS IN Sc1-xTixFe2 AT THE FERROMAGNETIC TO FERROMAGNETIC TRANSITION (1988)
Kido, G., Nakagawa, Y., Yamaguchi, Y., Nishihara, Y.
Magnetostriction was measured up to 300 kOe in a hexagonal Laves phase compound Sc1-xTixFe2 which exhibits a transition between the different ferromagnetic states. A capacitance method was employed...
HIGH FIELD MAGNETISM OF THE INTERMETALLIC COMPOUNDS RAg AND RCu (R = Dy, Tb AND Gd) (1988)
Miura, S., Kaneko, T., Abe, S., Kido, G., Yoshida, H., Kamigaki, K., ...
Magnetization measurements are done for RAg and RCu (R = Dy, Tb and Gd) under static magnetic field up to 150 kOe and pulsed field up to 300 kOe. For DyAg a two-stage field induced transition is...
HIGH-FIELD MAGNETIZATION PROCESS AND CRYSTALLINE FIELD IN R2Co14B (1988)
Kato, H., Yamada, M., Kido, G., Nakagawa, Y., Hirosawa, S., Sagawa, M.
Magnetizations of R2Co14B single crystals with R = Nd and Pr have been measured under steady magnetic fields up to 300 kOe. We have shown that the observed data can be well reproduced by nearly the...
MAGNETIC AND CRYSTALLOGRAPHIC PROPERTIES OF MnRhAs (1988)
Kanomata, T., Suzuki, T., Kaneko, T., Yasui, H., Miura, S., Nakagawa, Y.
The crystallographic and magnetic measurements of MnRhAs were carried out. The anomaly of the lattice parameter was found at the temperature Ts ≈ 233 K, in which the discontinuity in...
MAGNETIC PHASE TRANSITION IN Ce (Fe0.85Al0.15)2 (1988)
Nishihara, Y., Yamaguchi, Y., Kido, G., Nakagawa, Y.
The cubic Laves phase compound Ce (Fe0.85Al0.15)2 is an antiferromagnet with a Néel temperature of 142 K. The antiferromagnetic to ferromagnetic transition is induced by the application of magnetic...