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NSR database version of March 21, 2024.

Search: Author = R.Hashimoto

Found 6 matches.

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2022IS02      Phys.Rev. C 105, 045201 (2022)

T.Ishikawa, A.Fix, H.Fujimura, H.Fukasawa, R.Hashimoto, Q.He, Y.Honda, T.Iwata, S.Kaida, J.Kasagi, A.Kawano, S.Kuwasaki, K.Maeda, S.Masumoto, M.Miyabe, F.Miyahara, K.Mochizuki, N.Muramatsu, A.Nakamura, K.Nawa, Y.Obara, S.Ogushi, Y.Okada, K.Okamura, Y.Onodera, K.Ozawa, Y.Sakamoto, M.Sato, H.Shimizu, H.Sugai, K.Suzuki, Y.Tajima, S.Takahashi, Y.Taniguchi, Y.Tsuchikawa, H.Yamazaki, R.Yamazaki, H.Y.Yoshida

Coherent photoproduction of the neutral-pion and η-meson on the deuteron at incident energies below 1.15 GeV

NUCLEAR REACTIONS 2H(γ, π0ηd), E<1.15 GeV; measured reaction products, angular distributions, Eγ, Iγ, deuteron spectra, (particle)γ-coin; deduced σ(E), σ(θ, E), ηd scattering parameters, invariant mass. Comparison to other experimental data and model estimations. FOREST setup consisting of three different electromagnetic calorimeters (EMCs): 192 pure cesium iodide (CsI) crystals for the forward EMC, 252 lead scintillating-fiber sandwich modules for the central, and 62 lead-glass Cherenkov counters for the backward. Bremsstrahlung beam from the STretcher Booster (STB) ring synchrotron at the Research Center for Electron Photon Science (ELPH), Tohoku University, Japan.

doi: 10.1103/PhysRevC.105.045201
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2021IS10      Phys.Rev. C 104, L052201 (2021)

T.Ishikawa, H.Fujimura, H.Fukasawa, R.Hashimoto, Q.He, Y.Honda, T.Iwata, S.Kaida, J.Kasagi, A.Kawano, S.Kuwasaki, K.Maeda, S.Masumoto, M.Miyabe, F.Miyahara, K.Mochizuki, N.Muramatsu, A.Nakamura, K.Nawa, Y.Obara, S.Ogushi, Y.Okada, K.Okamura, Y.Onodera, K.Ozawa, Y.Sakamoto, M.Sato, H.Shimizu, H.Sugai, K.Suzuki, Y.Tajima, S.Takahashi, Y.Taniguchi, Y.Tsuchikawa, H.Yamazaki, R.Yamazaki, H.Y.Yoshida

Resonance-like structure near the ηd threshold in the γd → π0ηd reaction

NUCLEAR REACTIONS 2H(γ, π0ηd), E=0.75-1.15 GeV; measured final-state particles, total and differential σ(E) as a function of the incident photon energy, angular distributions for π0 with respect to the photon beam using FOREST detector consisting of three different electromagnetic calorimeters (EMCs) at the Research Center for Electron Photon Science (ELPH), Tohoku University; deduced S-wave resonance states and widths, strong enhancement near the ηd threshold. Comparison with previous experimental data.

doi: 10.1103/PhysRevC.104.L052201
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2020IS04      Phys.Rev. C 101, 052201 (2020)

T.Ishikawa, H.Fujimura, H.Fukasawa, R.Hashimoto, Q.He, Y.Honda, A.Hosaka, T.Iwata, S.Kaida, J.Kasagi, A.Kawano, S.Kuwasaki, K.Maeda, S.Masumoto, M.Miyabe, F.Miyahara, K.Mochizuki, N.Muramatsu, A.Nakamura, S.X.Nakamura, K.Nawa, S.Ogushi, Y.Okada, K.Okamura, Y.Onodera, K.Ozawa, Y.Sakamoto, M.Sato, T.Sato, H.Shimizu, H.Sugai, K.Suzuki, Y.Tajima, S.Takahashi, Y.Taniguchi, Y.Tsuchikawa, H.Yamazaki, R.Yamazaki, H.Y.Yoshida

wN scattering length from w photoproduction on the proton near the reaction threshold

NUCLEAR REACTIONS 1H(γ, ω), E=1.09-1.15 GeV; measured Eγ, Iγ, differential σ(θ), and total σ(Eγ) using the FOREST detector at the Research Center for Electron Photon Science of Tohoku University; deduced scattering parameters, spin-averaged scattering length, and effective range. Comparison with other experimental results and with theoretical predictions.

doi: 10.1103/PhysRevC.101.052201
Citations: PlumX Metrics


2017IS13      Phys.Lett. B 772, 398 (2017)

T.Ishikawa, H.Fujimura, H.Fukasawa, R.Hashimoto, Q.He, Y.Honda, T.Iwata, S.Kaida, H.Kanda, J.Kasagi, A.Kawano, S.Kuwasaki, K.Maeda, S.Masumoto, M.Miyabe, F.Miyahara, K.Mochizuki, N.Muramatsu, A.Nakamura, K.Nawa, S.Ogushi, Y.Okada, K.Okamura, Y.Onodera, K.Ozawa, Y.Sakamoto, M.Sato, H.Shimizu, H.Sugai, K.Suzuki, Y.Tajima, Y.Taniguchi, Y.Tsuchikawa, H.Yamazaki, R.Yamazaki, H.Y.Yoshida

First measurement of coherent double neutral-pion photoproduction on the deuteron at incident energies below 0.9 GeV

NUCLEAR REACTIONS 2H(γ, π0), E<0.9 GeV; measured reaction products; deduced total σ. Comparison with theoretical calculations.

doi: 10.1016/j.physletb.2017.04.010
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetK2544.


2007MI38      Prog.Theor.Phys.(Kyoto), Suppl. 168, 90 (2007)

F.Miyahara, J.Kasagi, T.Nakabayashi, H.Fukasawa, R.Hashimoto, T.Ishikawa, T.Iwata, H.Kanda, T.Kinoshita, K.Maeda, K.Nawa, T.Nomura, H.Shimizu, T.Shishido, K.Suzuki, Y.Tajima, T.Takahashi, H.Ueno, H.Yamazaki, H.Y.Yoshida

Narrow Resonance at Eγ = 1020 MeV in the D(γ, η)pn Reaction

NUCLEAR REACTIONS 2H(γ, X), E=0.6-1.15 GeV; measured cross sections and angular distributions.

doi: 10.1143/PTPS.168.90
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2006NA28      Phys.Rev. C 74, 035202 (2006)

T.Nakabayashi, H.Fukasawa, R.Hashimoto, T.Ishikawa, T.Iwata, H.Kanda, J.Kasagi, T.Kinoshita, K.Maeda, F.Miyahara, K.Nawa, T.Nomura, H.Shimizu, T.Shishido, K.Suzuki, Y.Tajima, T.Takahashi, H.Ueno, H.Yamazaki, H.Y.Yoshida

Photoproduction of η mesons off protons for Eγ ≤ 1.15 GeV

NUCLEAR REACTIONS 1H(γ, X), E=0.70-1.15 MeV; measured η-meson production σ(θ), excitation function. Tagged photons, comparison with previous results and model predictions.

doi: 10.1103/PhysRevC.74.035202
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