M. Uchida

Details der Publikationsliste

Zeitraum

1989 - 2009

Anzahl

85

Co-Autoren

Universal power laws in the threshold network model: A theoretical analysis based on extreme value theory (2009)

Fujihara, A., Uchida, M., Miwa, H.

We theoretically and numerically investigated the threshold network model with a generic weight function where there were a large number of nodes and a high threshold. Our analysis was based on...

Anomalous metallic state in the vicinity of Metal to Valence Bond Solid insulator transition in LiVS2 (2009)

Katayama, N., Uchida, M., Hashizume, D., Niitaka, S., Matsuno, J., Matsumura, D., ...

We investigate LiVS2 and LiVSe2 with a triangular lattice as itinerant analogues of LiVO2, known for the formation of valence bond solid (VBS) state out of S = 1 frustrated magnet. LiVS2, which is...

Measurement of the incoherent $\gamma d \to \phi p n$ photoproduction near threshold (2009)

Chang, W. C., Miyabe, M., Nakano, T., Ahn, D. S., Ahn, J. K., Akimune, H., ...

We report measurements of differential cross sections and decay asymmetries of incoherent $\phi$-meson photoproduction from the deuteron at forward angles using linearly polarized photons at...

Proton decay from the isoscalar giant dipole resonance in $^{58}$Ni (2009)

Hunyadi, M., Hashimoto, H., Li, T., Akimune, H., Fujimura, H., Fujiwara, M., ...

Proton decay from the 3$\hbar\omega$ isoscalar giant dipole resonance (ISGDR) in $^{58}$Ni has been measured using the ($\alpha,\alpha'p$) reaction at a bombarding energy of 386 MeV to investigate...

Gamow-Teller transitions studied in the high-resolution 64Ni(3He,t)64Cu reaction (2009)

Popescu, Lucia-Ana, Adachi, T., Berg, G. P. A., Von Brentano, P., Frekers, D., De Frenne, D., ...

To study the Gamow-Teller (GT) transitions to the pf-shell nucleus 64Cu, the 64Ni(3He,t)64Cu experiment was performed at the Research Center for Nuclear Physics Ring Cyclotron, Osaka, using a 3He...

Direct proton decay of the isoscalar giant dipole resonance in 208Pb (2009)

Nayak, B. K., Garg, U., Koss, M., Li, T., Martis, E., Fujimura, H., ...

The excitation and subsequent proton decay of the isoscalar giant dipole resonance (ISGDR) in $^{208}$Pb have been investigated via the $^{208}$Pb($\alpha, \alpha^{\prime}p)^{207}$Tl reaction at 400...

Ground-state electric quadrupole moment of 31Al (2008)

Nagae, D., Ueno, H., Kameda, D., Takemura, M., Asahi, K., Takase, K., ...

Ground-state electric quadrupole moment of 31Al (I =5/2+, T_1/2 = 644(25) ms) has been measured by means of the beta-NMR spectroscopy using a spin-polarized 31Al beam produced in the projectile...

Photoproduction of Lambda(1405) and Sigma^{0}(1385) on the proton at E_\gamma = 1.5-2.4 GeV (2008)

Niiyama, M., Fujimura, H., Ahn, D. S., Ahn, J. K., Ajimura, S., Bhang, H. C., ...

Differential cross sections for $\gamma p \to K^+\Lambda(1405)$ and $\gamma p \to K^+\Sigma^0(1385)$ reactions have been measured in the photon energy range from 1.5 to 2.4 GeV and the angular range...

Charge dynamics in thermally and doping induced insulator-metal transitions of (Ti1-xVx)2O3 (2008)

Uchida, M., Fujioka, J., Onose, Y., Tokura, Y.

Charge dynamics of (Ti1-xVx)2O3 with x=0-0.06 has been investigated by measurements of charge transport and optical conductivity spectra in a wide temperature range of 2-600K with the focus on the...

Proton elastic scattering from tin isotopes at 295 MeV and systematic change of neutron density distributions (2008)

Terashima, S., Sakaguchi, H., Takeda, H., Ishikawa, T., Itoh, M., Kawabata, T., ...

Cross sections and analyzing powers for proton elastic scattering from $^{116,118,120,122,124}$Sn at 295 MeV have been measured for a momentum transfer of up to about 3.5 fm$^{-1}$ to deduce...

Changes in C3/C4 vegetation in the continental interior of the Central Himalayas associated with monsoonal paleoclimatic changes during the last 600 kyr (2008)

Mampuku, M., Yamanaka, T., Uchida, M., Fujii, R., Maki, T., Sakai, H.

A continuous lacustrine sediment core obtained from the Kathmandu Valley in the Central Himalayas revealed that cyclical changes in C3/C4 vegetation corresponded to global glacial-interglacial cycles...

Changes in C3/C4 vegetation in the continental interior of the Central Himalayas associated with monsoonal paleoclimatic changes during the last 600 kyr (2008)

Mampuku, M., Yamanaka, T., Uchida, M., Fujii, R., Maki, T., Sakai, H.

A continuous lacustrine sediment core obtained from the Kathmandu Valley in the Central Himalayas revealed that cyclical changes in C3/C4 vegetation corresponded to global glacial-interglacial cycles...

Changes in C3/C4 vegetation in the continental interior of the Central Himalayas associated with monsoonal paleoclimatic changes during the last 600 kyr (2008)

M. Mampuku, T. Yamanaka, M. Uchida, R. Fujii, T. Maki, H. Sakai

A continuous lacustrine sediment core obtained from the Kathmandu Valley in the Central Himalayas revealed that cyclical changes in C3/C4 vegetation corresponded to global glacial-interglacial cycles...

Changes in C3/C4 vegetation in the continental interior of the Central Himalayas associated with monsoonal paleoclimatic changes during the last 600 kyr (2008)

Mampuku, M., Yamanaka, T., Uchida, M., Fujii, R., Maki, T., Sakai, H.

A continuous lacustrine sediment core obtained from the Kathmandu Valley in the Central Himalayas revealed that cyclical changes in C3/C4 vegetation corresponded to global glacial-interglacial cycles...

Changes in C3/C4 vegetation in the continental interior of the Central Himalayas associated with monsoonal paleoclimatic changes during the last 600 kyr (2008)

Mampuku, M., Yamanaka, T., Uchida, M., Fujii, R., Maki, T., Sakai, H.

A continuous lacustrine sediment core obtained from the Kathmandu Valley in the Central Himalayas revealed that cyclical changes in C3/C4 vegetation corresponded to global glacial-interglacial cycles...

Gamow-Teller strength for the analog transitions to the first T=1/2, J^pi=3/2- states in 13C and 13N and the implications for Type Ia supernovae (2007)

Zegers, R. G. T., Brown, E. F., Akimune, H., Austin, Sam M., Berg, A. M. Van Den, Brown, B. A., ...

The Gamow-Teller strength for the transition from the ground state of 13C to the T=1/2, J^pi=3/2- excited state at 3.51 MeV in 13N is extracted via the 13C(3He,t) reaction at 420 MeV. In contrast to...

The Giant Monopole Resonance in the $^{112-124}$Sn Isotopes and the Symmetry Energy Term in Nuclear Incompressibility (2007)

Li, T., Garg, U., Liu, Y., Marks, R., Nayak, B. K., Rao, P. V. Madhusudhana, ...

We have investigated the isoscalar giant monopole resonance (GMR) in the Sn isotopes, using inelastic scattering of 400-MeV $\alpha$-particles at extremely forward angles, including 0 deg. A value of...

Isotopic dependence of the giant monopole resonance in the even-A ^{112-124}Sn isotopes and the asymmetry term in nuclear incompressibility (2007)

Li, T., Garg, U., Liu, Y., Marks, R., Nayak, B. K., Rao, P. V. Madhusudhana, ...

The strength distributions of the giant monopole resonance (GMR) have been measured in the even-A Sn isotopes (A=112--124) with inelastic scattering of 400-MeV $\alpha$ particles in the angular range...

On the extraction of weak transition strengths via the (3He,t) reaction at 420 MeV (2007)

Zegers, R. G. T, Adachi, T., Akimune, H., Austin, Sam M., Berg, A. M. Van Den, Brown, B. A., ...

Differential cross sections for transitions of known weak strength were measured with the (3He,t) reaction at 420 MeV on targets of 12C, 13C, 18O, 26Mg, 58Ni, 60Ni, 90Zr, 118Sn, 120Sn and 208Pb....

Variation of charge/orbital ordering in layered manganites Pr1-xCa1+xMnO4 investigated by transmission electron microscopy (2007)

Yu, X. Z., Mathieu, R., Arima, T., Kaneko, Y., He, J. P., Uchida, M., ...

Structural features of the charge/orbital ordering (CO/OO) in single-layered manganites Pr1-xCa1+xMnO4 have been investigated systematically by transmission electron microscopy. Analyses of electron...

Evidence for an alpha cluster condensed state in $^{16}O(\alpha,\alpha'$) at 400 MeV (2007)

Wakasa, T., Ihara, E., Fujita, K., Funaki, Y., Hatanaka, K., Horiuchi, H., ...

Inelastic $\alpha$ scattering on 16O is studied at 400 MeV by using an ice target. Near the 4-alpha breakup threshold of 14.4 MeV, a broad peak is observed at an excitation energy of 13.6+/-0.2 MeV...

Coexistence of long-ranged charge and orbital order and spin-glass state in single-layered manganites with weak quenched disorder (2007)

Mathieu, R., He, J. P., Yu, X. Z., Kaneko, Y., Uchida, M., Lee, Y. S., ...

The relationship between orbital and spin degrees of freedom in the single-crystals of the hole-doped Pr$_{1-x}$Ca$_{1+x}$MnO$_4$, 0.3 $\leq$ $x$ $\leq$ 0.7, has been investigated by means of...

Changes in C3/C4 vegetation in the continental interior of the Central Himalayas associated with monsoonal paleoclimatic changes during the last 600 kyr (2007)

Mampuku, M., Yamanaka, T., Uchida, M., Fujii, R., Maki, T., Sakai, H.

A continuous lacustrine sediment core obtained from the Kathmandu Valley in the Central Himalayas revealed that cyclical changes in C3/C4 vegetation corresponded to global glacial-interglacial cycles...

Changes in C3/C4 vegetation in the continental interior of the Central Himalayas associated with monsoonal paleoclimatic changes during the last 600 kyr (2007)

Mampuku, M., Yamanaka, T., Uchida, M., Fujii, R., Maki, T., Sakai, H.

A continuous lacustrine sediment core obtained from the Kathmandu Valley in the Central Himalayas revealed that cyclical changes in C3/C4 vegetation corresponded to global glacial-interglacial cycles...

Changes in C3/C4 vegetation in the continental interior of the Central Himalayas associated with monsoonal paleoclimatic changes during the last 600 kyr (2007)

M. Mampuku, T. Yamanaka, M. Uchida, R. Fujii, T. Maki, H. Sakai

A continuous lacustrine sediment core obtained from the Kathmandu Valley in the Central Himalayas revealed that cyclical changes in C3/C4 vegetation corresponded to global glacial-interglacial cycles...

Gamow-Teller transitions in pf-shell nuclei studied in (He-3,t) reactions (2007)

Adachi, T., Fujita, Y., Von Brentano, P., Berg, C. P. A., Fransen, C., De Frenne, Denis, ...

The Gamow-Teller transition strengths in pf-shell nuclei are important parameters in a presupernova model. A high resolution (He-3,t) reaction was performed from T-z = +1 nuclei (Ca-42, Ti-46, Cr-50...

Changes in C3/C4 vegetation in the continental interior of the Central Himalayas associated with monsoonal paleoclimatic changes during the last 600 kyr (2007)

Mampuku, M., Yamanaka, T., Uchida, M., Fujii, R., Maki, T., Sakai, H.

A continuous lacustrine sediment core obtained from the Kathmandu Valley in the Central Himalayas revealed that cyclical changes in C3/C4 vegetation corresponded to global glacial-interglacial cycles...

Changes in C3/C4 vegetation in the continental interior of the Central Himalayas associated with monsoonal paleoclimatic changes during the last 600 kyr (2007)

Mampuku, M., Yamanaka, T., Uchida, M., Fujii, R., Maki, T., Sakai, H.

A continuous lacustrine sediment core obtained from the Kathmandu Valley in the Central Himalayas revealed that cyclical changes in C3/C4 vegetation corresponded to global glacial-interglacial cycles...

Evidence for an alpha cluster condensed state in 16O(alpha,alpha') at 400 MeV (2006)

Wakasa, T., Ihara, E., Fujita, K., Funaki, Y., Hatanaka, K., Horiuchi, H., ...

Inelastic $\alpha$ scattering on 16O is studied at 400 MeV by using an ice target. Near the 4-alpha breakup threshold of 14.4 MeV, a broad peak is observed at an excitation energy of 13.6+/-0.2 MeV...

Bandwidth-disorder phase diagram of half doped layered manganites (2006)

Mathieu, R., Uchida, M., Kaneko, Y., He, J. P., Yu, X. Z., Kumai, R., ...

Phase diagrams in the plane of $r_A$ (the average ionic radius, related to one-electron bandwidth $W$) and $\sigma^2$ (the ionic radius variance, measuring the quenched disorder), or...

De-excitation gamma-rays from the s-hole state in 15N associated with proton decay in 16O (2006)

Kobayashi, K., Akimune, H., Ejiri, H., Fujimura, H., Fujiwara, M., Hara, K., ...

We have measured de-excitation gamma-rays from the s-hole state in 15N produced via the 16O(p,2p)15N reaction in relation to the study of the nucleon decay and the neutrino neutral-current...

"Bi-modal'' Isoscalar Giant Dipole Strength in $^{58}$Ni (2006)

Nayak, B. K., Garg, U., Hedden, M., Koss, M., Li, T., Liu, Y., ...

The strength distribution of the isoscalar giant dipole resonance (ISGDR) in $^{58}$Ni has been obtained over the energy range 10.5--49.5 MeV via extreme forward angle scattering (including...

$2\alpha+t$ cluster structure in $^{11}$B (2005)

Kawabata, T., Akimune, H., Fujita, H., Fujita, Y., Fujiwara, M., Hara, K., ...

The cluster structures of the excited states in $^{11}$B are studied by analyzing the isoscalar monopole and quadrupole strengths in the $^{11}$B($d$,$d'$) reaction at $E_d=200$ MeV. The excitation...

The (t,3He) and (3He,t) reactions as probes of Gamow-Teller strength (2005)

Zegers, R. G. T., Akimune, H., Austin, Sam M., Bazin, D., Berg, A. M. Van Den, Berg, G. P. A., ...

Charge-exchange reactions are an important tool for determining weak-interaction rates. They provide stringent tests for nuclear structure models necessary for modeling astrophysical environments...

Specific heat of the $S = 1$ spin-dimer antiferromagnet Ba$_3$Mn$_2$O$_8$ in high magnetic fields (2005)

Tsujii, H., Andraka, B., Uchida, M., Tanaka, H., Takano, Y.

We have measured the specific heat of the coupled spin-dimer antiferromagnet Ba$_3$Mn$_2$O$_8$ to 50 mK in temperature and to 29 T in the magnetic field. The experiment extends to the midpoint of the...

Evidence of a Pionic Enhancement Observed in $^{16}O(p,p') ^{16}O(0^-,T=1)$ at 295 MeV (2004)

Wakasa, T., Berg, G. P. A., Fujimura, H., Fujita, K., Hatanaka, K., Ichimura, M., ...

The cross section of the ${}^{16}{\rm O}(p,p'){}^{16}{\rm O}(0^-,T=1)$ scattering was measured at a bombarding energy of 295 MeV in the momentum transfer range of $1.0 \mathrm{fm^{-1}}$ $\le$ $q_{\rm...

Isovector and isoscalar spin-flip M1 strengths in $^{11}$B (2004)

Kawabata, T., Akimune, H., Fujimura, H., Fujita, H., Fujita, Y., Fujiwara, M., ...

The $^{11}$B($^3$He$, t$), $^{11}$B($d, d'$), and $^{11}$B($p, p'$) reactions were measured at forward scattering angles including $0^\circ$ to study the isovector and isoscalar spin-flip M1...

Non-cubic layered structure of Ba(1-x)K(x)BiO3 superconductor (2003)

Klinkova, L. A., Uchida, M., Matsui, Y., Nikolaichik, V. I., Barkovskii, N. V.

Bismuthate superconductor Ba(1-x)K(x)BiO3 (x=0.27-0.49, Tc=25-32K) grown by an electrolysis technique was studied by electron diffraction and high-resolution electron microscopy. The crystalline...

Polarization transfer in the $^{16}$O$(p,p')$ reaction at forward angles and structure of the spin-dipole resonances (2002)

Kawabata, T., Akimune, H., Berg, G. P. A., Fujimura, H., Fujita, H., Fujita, Y., ...

Cross sections and polarization transfer observables in the $^{16}$O$(p,p')$ reactions at 392 MeV were measured at several angles between $\theta_{lab}=$ 0$^\circ$ and 14$^\circ$. The non-spin-flip...

The Isoscalar Giant Dipole Resonance in 208Pb and the Nuclear incompressibility (2001)

Hedden, M., Garg, U., Kharraja, B., Zhu, S., Uchida, M., Sakaguchi, H., ...

The isoscalar giant dipole resonance (ISGDR) has been investigated in 208Pb using inelastic scattering of 400 MeV alpha particles at forward angles, including 0deg. Using the superior capabilities of...

Singlet Ground State and Magnetization Plateaus in Ba$_3$Mn$_2$O$_8$ (2001)

Uchida, M., Tanaka, H., Bartashevich, M., Goto, T.

Magnetic susceptibility and the magnetization process have been measured in \green polycrystal. In this compound, the magnetic manganese ion exists as Mn$^{5+}$ in a tetrahedral environment, and thus...

Thin Ice Target for $^{16}$O(p,p') experiment (2000)

Kawabata, T., Akimune, H., Fujimura, H., Fujita, H., Fujita, Y., Fujiwara, M., ...

A windowless and self-supporting ice target is described. An ice sheet with a thickness of 29.7 mg/cm$^2$ cooled by liquid nitrogen was placed at the target position of a magnetic spectrometer and...

Residual Strain in Semi-Insulating InP Wafers Treated by Multiple-Step Wafer Annealing (1999)

Fukuzawa, M., Herms, M., Uchida, M., Oda, O., Yamada, M.

By using a scanning infrared polariscope (SIRP), the residual strain was characterized in semi-insulating wafers of slightly Fe-doped InP crystals treated by multiple-step wafer annealing (MWA). The...

Direct Observation of the Evolution of Both the HOMO and LUMO Energy Levels of a Silole Derivative at a Magnesium/Silole Interface (1998)

Watkins, N. J., Maekinen, A. J., Gao, Y., Uchida, M., Kafafi, Z. H.

The electronic structure of the interface formed by Mg deposition onto 2,5-bis(6 -(2 ,2 -bipyridyl))-1,1-dimethyl-3,4- diphenyl silacyclopentadiene (PyPySPyPy) was investigated using ultraviolet,...

Carbon/Carbon Composites for Combustors of Space Planes. (1998)

Suemitsu, T., Matsuzaki, Y., Fujioka, J., Uchida, M., Sohda, Y.

Further improvement of the oxidation resistance of carbon/carbon (C/C) composites is required if they are to be used in the engines and airframes of space planes, where material temperatures are...

Increased serum concentrations of pro-gastrin-releasing peptide in patients with renal dysfunction (1996)

Kamata, K., Uchida, M., Takeuchi, Y., Takahashi, E., Sato, N., Miyake, Y., ...

Background Gastrin-releasing peptide has a prominent role as a tumour marker in the diagnosis of small-cell lung carcinoma. This study was designed to assess the validity of a newly developed...

Cloning of cDNA encoding Drosophila poly(ADP-ribose) polymerase: leucine zipper in the auto-modification domain.

Uchida, K, Hanai, S, Ishikawa, K, Ozawa, Y, Uchida, M, Sugimura, T, ...

We have isolated cDNA clones for a Drosophila poly(ADP-ribose) polymerase (PARP; EC 2.4.2.30) by screening a lambda gt11 cDNA library with a Drosophila partial cDNA fragment. The Drosophila PARP...

A new Thermus-Escherichia coli shuttle integration vector system.

Tamakoshi, M, Uchida, M, Tanabe, K, Fukuyama, S, Yamagishi, A, Oshima, T

We established a Thermus thermophilus strain in which the pyrE gene (coding for orotate phosphoribosyltransferase of the pyrimidine biosynthetic pathway) was totally deleted. We also constructed an...

Autosomal recessive juvenile parkinsonism maps to 6q25.2-q27 in four ethnic groups: detailed genetic mapping of the linked region.

Jones, A C, Yamamura, Y, Almasy, L, Bohlega, S, Elibol, B, Hubble, J, ...

Parkinson disease (PD) is a common neurodegenerative condition associated with degeneration of dopaminergic neurons in the zona compacta of the substantia nigra. There is increasing evidence that...

Liver resection for hepatocellular carcinoma. Results of 229 consecutive patients during 11 years.

Nagasue, N, Kohno, H, Chang, Y C, Taniura, H, Yamanoi, A, Uchida, M, ...

OBJECTIVE: This study analyzed the results in 229 patients with primary hepatocellular carcinoma (HCC) who were treated by radical hepatic resection in the past 11 years. SUMMARY BACKGROUND DATA: Due...

Cloning of cDNA encoding Drosophila poly(ADP-ribose) polymerase: leucine zipper in the auto-modification domain.

Uchida, K, Hanai, S, Ishikawa, K, Ozawa, Y, Uchida, M, Sugimura, T, ...

We have isolated cDNA clones for a Drosophila poly(ADP-ribose) polymerase (PARP; EC 2.4.2.30) by screening a lambda gt11 cDNA library with a Drosophila partial cDNA fragment. The Drosophila PARP...

A new Thermus-Escherichia coli shuttle integration vector system.

Tamakoshi, M, Uchida, M, Tanabe, K, Fukuyama, S, Yamagishi, A, Oshima, T

We established a Thermus thermophilus strain in which the pyrE gene (coding for orotate phosphoribosyltransferase of the pyrimidine biosynthetic pathway) was totally deleted. We also constructed an...

Liver resection for hepatocellular carcinoma. Results of 229 consecutive patients during 11 years.

Nagasue, N, Kohno, H, Chang, Y C, Taniura, H, Yamanoi, A, Uchida, M, ...

OBJECTIVE: This study analyzed the results in 229 patients with primary hepatocellular carcinoma (HCC) who were treated by radical hepatic resection in the past 11 years. SUMMARY BACKGROUND DATA: Due...

Autosomal recessive juvenile parkinsonism maps to 6q25.2-q27 in four ethnic groups: detailed genetic mapping of the linked region.

Jones, A C, Yamamura, Y, Almasy, L, Bohlega, S, Elibol, B, Hubble, J, ...

Parkinson disease (PD) is a common neurodegenerative condition associated with degeneration of dopaminergic neurons in the zona compacta of the substantia nigra. There is increasing evidence that...

Platelet-activating factor (PAF) plays an important role in the immediate asthmatic response in guinea-pig by augmenting the response to histamine.

Morooka, S., Uchida, M., Imanishi, N.

1. To investigate the role of platelet activating factor (PAF) in the immediate asthmatic response, we examined the bronchial reactivity to histamine after administration of PAF to guinea-pigs or...