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NSR database version of May 24, 2024.

Search: Author = S.Toyama

Found 14 matches.

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1999SH25      Phys.Rev. C59, 3196 (1999)

K.Shoda, S.Toyama, K.Takeshita, T.Kobayashi, H.Tsubota

Spin-Isospin Flip Giant Resonances and Shell Dependence in 7Li and 9Be by π+ Photoproduction

NUCLEAR REACTIONS 7Li, 9Be(e, π+), E=203, 208 MeV; measured pion spectra, σ(E, θ). 7He, 9Li deduced spin-isospin flip giant resonance levels. DWIA analysis. Systematics, shell dependence discussed.

doi: 10.1103/PhysRevC.59.3196
Citations: PlumX Metrics


1998NO04      Nucl.Phys. A629, 324c (1998)

T.Noro, T.Baba, K.Hatanaka, M.Ito, M.Kawabata, N.Matsuoka, Y.Mizuno, S.Morinobu, M.Nakamura, A.Okihana, K.Sagara, H.Sakaguchi, K.Takahisa, H.Takeda, A.Tamii, K.Tamura, M.Tanaka, S.Toyama, H.Yamazaki, Y.Yuasa, H.Yoshida, M.Yosoi

A Study of Nucleon Properties in Nuclei Through (p, 2p) Reactions

NUCLEAR REACTIONS 6Li, 12C, 16O, 40Ca(polarized p, 2p), E=392 MeV; measured separation energy spectra, σ(θ), A(y); deduced small multistep process contribution, medium effects. Two-arm spectrometer system.

doi: 10.1016/S0375-9474(97)00706-9
Citations: PlumX Metrics


1998SA12      Phys.Rev. C57, 1749 (1998)

H.Sakaguchi, H.Takeda, S.Toyama, M.Itoh, A.Yamagoshi, A.Tamii, M.Yosoi, H.Akimune, I.Daito, T.Inomata, T.Noro, Y.Hosono

Elastic Scattering of Polarized Protons from 58Ni at E(p) = 192, 295, and 400 MeV

NUCLEAR REACTIONS 58Ni(polarized p, p), E=192, 295, 400 MeV; measured σ(θ), A(y)(θ); deduced coupling constants, exchange meson masses, medium effects. Relativistic impulse approximation method.

doi: 10.1103/PhysRevC.57.1749
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE1704.


1997HA15      Phys.Rev.Lett. 78, 1014 (1997)

K.Hatanaka, M.Kawabata, N.Matsuoka, Y.Mizuno, S.Morinobu, M.Nakamura, T.Noro, A.Okihana, K.Sagara, K.Takahisa, H.Tamura, M.Tanaka, S.Toyama, H.Yamazaki, Y.Yuasa

Exclusive Measurement of Proton Quasifree Scattering and Density Dependence of the Nucleon-Nucleon Interaction

NUCLEAR REACTIONS 6Li, 12C, 40Ca(polarized p, 2p), E=392 MeV; measured σ(θ1, θ2, E1), analyzing power; deduced nuclear medium effect evidence, averaged density. DWIA Approach.

doi: 10.1103/PhysRevLett.78.1014
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE1681.


1996OC03      Nucl.Instrum.Methods Phys.Res. A369, 269 (1996)

H.Ochiishi, H.Ito, K.Kimura, S.Kouda, T.Murakami, M.Shimooka, Y.Sugaya, K.H.Tanaka, S.Toyama, Y.Yamanoi, K.Yamamoto, K.Yasuda

Application of Bragg-Curve Counters to a Target Multifragmentation Measurement

NUCLEAR REACTIONS 197Au, Ag(p, X), E=12 GeV; measured intermediate mass fragment associated kinetic energy, charge spectra. Target multifragmentation, Bragg-curve counters.

doi: 10.1016/0168-9002(95)00776-8
Citations: PlumX Metrics


1991AK05      Nucl.Phys. A534, 478 (1991)

M.Akei, J.F.Amann, J.Chiba, H.Ejiri, Y.Iseki, M.Fukuda, T.Fukuda, O.Hashimoto, A.Higashi, S.Homma, T.Irie, A.Kashitani, S.Kato, K.Kimura, T.Kishimoto, K.Maeda, Y.Matsuyama, J.A.McGill, T.Nagae, H.Nagasawa, C.Nagoshi, H.Noumi, M.Nomachi, H.Ohsumi, K.Okuda, K.Omata, H.Sano, O.Sasaki, T.Shibata, F.Soga, F.Takeuchi, H.A.Thiessen, S.Toyama, K.H.Tanaka, Y.Umeda, N.Yoshikawa, Y.Yamanoi

The (π+, K+) Reaction on 12C and 56Fe

NUCLEAR REACTIONS 12C, Fe(π+, K+), E at 1.07 GeV/c; measured σ(θ), θ=3°. DWIA analysis.

doi: 10.1016/0375-9474(91)90457-H
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1991KI02      Phys.Rev. C43, 1454 (1991)

T.Kishimoto, Y.Iseki, H.Nagasawa, M.Akei, H.Ejiri, M.Fukuda, T.Irie, A.Kashitani, H.Noumi, H.Ohsumi, K.Okuda, T.Fukuda, O.Hashimoto, T.Nagae, T.Shibata, S.Toyama

Quasifree 12C(π+, p) Reaction and the πN Amplitude in Nuclei

NUCLEAR REACTIONS 12C(π+, p), E at 450-570 MeV/c; measured σ(Ep, θp=0°); deduced reaction mechanism, effective nucleon number, πN amplitude role.

doi: 10.1103/PhysRevC.43.1454
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1989AK02      Nuovo Cim. 102A, 457 (1989)

M.Akei, H.Ejiri, M.Fukuda, T.Irie, Y.Iseki, A.Kashitani, T.Kishimoto, H.Nagasawa, H.Noumi, H.Ohsumi, K.Okuda, Y.Umeda, T.Fukuda, T.Shibata, O.Hashimoto, S.Homma, Y.Matsuyama, T.Nagae, C.Nagoshi, K.Omata, F.Soga, S.Toyama, N.Yoshikawa, Y.Yamanoi, J.F.Amann, J.A.McGill, H.A.Thiessen, J.Chiba, M.Nomachi, S.Sasaki, K.H.Tanaka, S.Kato, K.Kimura, F.Takeuchi, K.Maeda, H.Sano

Study of 12C(Lambda) and 56Fe(Lambda) Hypernuclei by (π+, K+) Reactions at the KEK 12 GeV PS

NUCLEAR REACTIONS 12C, 56Fe(π+, K+), E ≈ 720 MeV/c; measured σ(θ) vs lambda binding energy.

doi: 10.1007/BF02734864
Citations: PlumX Metrics


1989AK04      Nucl.Instrum.Methods Phys.Res. A283, 46 (1989)

M.Akei, J.F.Amann, J.Chiba, H.Ejiri, M.Fukuda, T.Fukuda, O.Hashimoto, S.Homma, T.Irie, Y.Iseki, A.Kashitani, S.Kato, K.Kimura, T.Kishimoto, K.Maeda, Y.Matsuyama, J.A.McGill, T.Nagae, H.Nagasawa, C.Nagoshi, M.Nomachi, H.Noumi, H.Ohsumi, K.Okuda, K.Omata, H.Sano, O.Sasaki, T.Shibata, F.Soga, F.Takeuchi, H.A.Thiessen, S.Toyama, K.H.Tanaka, Y.Yamanoi, N.Yoshikawa

A Broad Range Spectrometer PIK for Medium-Energy Meson Spectroscopy

NUCLEAR REACTIONS 12C(π+, K+), E at 1.05 GeV/c; 12C, 1H(π+, p), E at 490 MeV/c; measured missing mass spectra. CH2 target, broad range spectrometer.

doi: 10.1016/0168-9002(89)91254-0
Citations: PlumX Metrics


1988SH35      Nucl.Phys. A486, 512 (1988)

K.Shoda, S.Toyama, M.Torikoshi, O.Sasaki, T.Kobayashi

Charge Number Dependence of π+ Production from Nuclei by 200 MeV Electron

NUCLEAR REACTIONS 7Li, 28Si, 51V, 93Nb(e, π+), E=200 MeV; measured π+ spectra, σ(E(π), θ(π)). Natural targets.

doi: 10.1016/0375-9474(88)90160-1
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1988SH36      Nucl.Phys. A486, 526 (1988)

K.Shoda, T.Kobayashi, O.Sasaki, S.Toyama

Branching of π+ in 12C(γ, π+) Reaction

NUCLEAR REACTIONS 12C(e, π+), E=200, 205 MeV; measured σ(E(π+), θ). 12B deduced branching cross sections. Natural target.

doi: 10.1016/0375-9474(88)90161-3
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1987SU17      Nucl.Phys. A473, 705 (1987)

B.-N.Sung, K.Shoda, A.Kagaya, S.Toyama, M.Torikoshi, O.Sasaki, T.Kobayashi, H.Tsubota

The Strong M1 Transition to Low-Lying 2+ States in the 14N(γ, π+)14C(*) Reaction

NUCLEAR REACTIONS 14N(e, π+), E=190 MeV; measured σ(E(π+), θ). 14C deduced levels, M1 transition strength. Compressed powder Be3N2 target.

doi: 10.1016/0375-9474(87)90275-2
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1986SH13      Phys.Lett. 169B, 17 (1986)

K.Shoda, A.Kagaya, O.Sasaki, S.Toyama, T.Kobayashi, H.Tsubota

Contribution of M1 and E0 Transitions in 13C(γ, π-)13N(g.s) in the Threshold Region

NUCLEAR REACTIONS 13C(γ, π-), E=165 MeV bremsstrahlung; measured σ(θ). 14N level deduced relative M1, E0 population contribution.

doi: 10.1016/0370-2693(86)90677-5
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1986SH14      Phys.Rev. C33, 2179 (1986)

K.Shoda, M.Torikoshi, O.Sasaki, S.Toyama, T.Kobayashi, A.Kagaya, H.Tsubota

Spin-Dipole Isovector Resonances in 12C and 6Li by Positive Photopion Production

NUCLEAR REACTIONS 12C(e, π+), E=200 MeV; 6Li(e, π+), E=202 MeV; measured σ(Eπ, θ); deduced σ(γ, π) vs excitation, θ. 12B, 6He deduced spin-dipole isovector resonances.

doi: 10.1103/PhysRevC.33.2179
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