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NSR database version of April 11, 2024.

Search: Author = H.Ohgaki

Found 34 matches.

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2021SH08      Phys.Rev. C 103, 024309 (2021)

T.Shizuma, F.Minato, M.Omer, T.Hayakawa, H.Ohgaki, S.Miyamoto

Low-lying electric and magnetic dipole strengths in 207Pb

NUCLEAR REACTIONS 207Pb(polarized γ, γ'), E(maximum)=5.8, 6.3, 6.8 MeV quasimonochromatic photon beam generated by laser Compton scattering (LCS) with relativistic electrons circulating in the NewSUBARU storage ring; measured Eγ, Iγ at azimuthal angles of 0° and 90° relative to the polarization plane, azimuthal intensity ratios using two HPGe detectors at the LASTI of the University of Hyogo. 207Pb; deduced levels, J, π, branching ratios Γ0/Γ, integrated scattering cross sections, gΓ02/Γ, B(E1)(up), B(M1)(up), E1 and M1 photoabsorption cross sections, coherent excitations of spin-flip 1p-1h states in the 206Pb core. Nuclear resonance fluorescence (NRF) study. Comparison with particle-vibration coupling (PVC), with the quasiparticle random-phase approximation (QRPA) calculations using SkM*, SGII, and SkP interactions, and with previous experimental results.

doi: 10.1103/PhysRevC.103.024309
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetK2688. Data from this article have been entered in the XUNDL database. For more information, click here.


2017SH41      Phys.Rev. C 96, 044316 (2017)

T.Shizuma, T.Hayakawa, I.Daito, H.Ohgaki, S.Miyamoto, F.Minato

Low-lying dipole strength in 52Cr

NUCLEAR REACTIONS 52Cr(polarized γ, γ'), E(max)=8.8, 9.4, 10.1, 11.0, 12.1 MeV quasimonochromatic, linearly polarized photon beam from NewSUBARU synchrotron radiation facility at the University of Hyogo; measured Eγ, Iγ, γγ(θ), polarization asymmetry, multipolarities. 52Cr; deduced levels, J, π, Γ02/Γ, B(E1), B(M1), cumulative M1 and E1 strengths, configurations. Comparison with previous experimental results, and with RPA and SRPA calculations using SGII and SGII+Te1 interactions.

doi: 10.1103/PhysRevC.96.044316
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetK2555. Data from this article have been entered in the XUNDL database. For more information, click here.


2015NE18      J.Nucl.Sci.Technol.(Tokyo) 52, 811 (2015)

H.Negm, H.Ohgaki, I.Daito, T.Hayakawa, H.Zen, T.Kii, K.Masuda, T.Hori, R.Hajima, T.Shizuma, N.Kikuzawa

Reaction-yield dependence of the (γ, γ') reaction of 238U on the target thickness

NUCLEAR REACTIONS 238U(γ, γ'), E=2.475 MeV; measured reaction products, Eγ, Iγ; deduced nuclear resonance fluorescence (NRF) yield as a function of the target thickness, σ.

doi: 10.1080/00223131.2014.980348
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0267.


2013SH08      Phys.Rev. C 87, 024301 (2013)

T.Shizuma, T.Hayakawa, H.Ohgaki, H.Toyokawa, T.Komatsubara, N.Kikuzawa, T.Inakura, M.Honma, H.Nakada

Dipole strength distribution in 56Fe

NUCLEAR REACTIONS 56Fe(polarized γ, γ'), E=7.6, 8.6, 10.0 MeV; measured Eγ, Iγ, widths, azimuthal asymmetry at TERAS facility in Tsukuba. 56Fe; deduced levels, PDR, J, π, multipolarity, B(M1), B(E1); summed dipole strengths. Comparison with random-phase approximation (RPA) with the Skyrme interaction, and shell-model calculations in the pf shell using the GXPF1J and KB3G effective interactions.

doi: 10.1103/PhysRevC.87.024301
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetK2408. Data from this article have been entered in the XUNDL database. For more information, click here.


2011SH45      J.Phys.:Conf.Ser. 312, 092056 (2011)

T.Shizuma, T.Hayakawa, H.Ohgaki, H.Toyokawa, T.Komatsubara, A.Tamii, H.Nakada

Nuclear resonance fluorescence measurements by quasi-monochromatic linearly polarized photon beams

NUCLEAR REACTIONS 208Pb(polarized γ, γ'), E=5.5, 6.1, 6.9, 7.4 MeV; measured Eγ, Iγ(θ) from inverse laser Compton scattering polarized γ using nuclear resonance fluorescence; deduced analyzing power, levels, J, π, decay width, reduced transition strength B(σλ), B(M1).

doi: 10.1088/1742-6596/312/9/092056
Citations: PlumX Metrics


2009MA50      Nucl.Technology 168, 467 (2009)

K.Masuda, T.Kii, H.Ohgaki, H.Zen, T.Yamazaki

Shielding Analysis for a 40-MeV Electron Linac Facility

doi: 10.13182/NT09-A9226
Citations: PlumX Metrics


2008SH23      Phys.Rev. C 78, 061303 (2008)

T.Shizuma, T.Hayakawa, H.Ohgaki, H.Toyokawa, T.Komatsubara, N.Kikuzawa, A.Tamii, H.Nakada

Fine structure of the magnetic-dipole-strength distribution in 208Pb

NUCLEAR REACTIONS 208Pb(polarized γ, γ), E=7.0-7.4 MeV; measured Eγ, Iγ, angular distributions, azimuthal asymmetry, B(M1), B(E1), widths. 208Pb; deduced levels, J, π.

doi: 10.1103/PhysRevC.78.061303
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2007OH03      J.Nucl.Sci.Technol.(Tokyo) 44, 698 (2007)

H.Ohgaki, S.Koda, Y.Iwasaki, Y.Takabayashi, K.Yoshida, T.Tomimasu, Y.Uozumi, K.Ishibashi

Study of Energy Variable Laser-Compton Gamma-ray with a Fixed Energy Electron Beam

doi: 10.1080/18811248.2007.9711858
Citations: PlumX Metrics


2006NA10      Phys.Rev. C 73, 034003 (2006)

S.Naito, Y.Nagai, T.Shima, H.Makii, K.Mishima, K.Tamura, H.Toyokawa, H.Ohgaki, J.Golak, R.Skibinski, H.Witala, W.Glockle, A.Nogga, H.Kamada

New data for total 3He(γ, p)D and 3He(γ, pp)n cross sections compared to current theory

NUCLEAR REACTIONS 3He(γ, p), (γ, 2p), E=10.2, 16.0 MeV; measured charged particle spectra, σ. Comparison with model predictions.

doi: 10.1103/PhysRevC.73.034003
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetK2005.


2006UT02      Eur.Phys.J. A 27, Supplement 1, 153 (2006)

H.Utsunomiya, S.Goko, H.Toyokawa, H.Ohgaki, K.Soutome, H.Yonehara, S.Goriely, P.Mohr, Zs.Fulop

Photonuclear reaction data and γ-ray sources for astrophysics

NUCLEAR REACTIONS 139La, 141Pr, 186W, 187Re, 188Os(γ, n), E ≈ 8-16 MeV; measured photodisintegration σ.

doi: 10.1140/epja/i2006-08-023-8
Citations: PlumX Metrics


2005SH37      Phys.Rev. C 72, 025808 (2005)

T.Shizuma, H.Utsunomiya, P.Mohr, T.Hayakawa, S.Goko, A.Makinaga, H.Akimune, T.Yamagata, M.Ohta, H.Ohgaki, Y.-W.Lui, H.Toyokawa, A.Uritani, S.Goriely

Photodisintegration cross section measurements on 186W, 187Re, and 188Os: Implications for the Re-Os cosmochronology

NUCLEAR REACTIONS 186W, 187Re, 188Os(γ, n), E=7.3-10.9 MeV; measured σ. 185W, 186Re, 187Os(n, γ), E < 100 keV; calculated capture σ. Astrophysical implications discussed.

doi: 10.1103/PhysRevC.72.025808
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0676.


2005SH41      Nucl.Phys. A758, 561c (2005)

T.Shizuma, H.Utsunomiya, S.Goko, P.Mohr, T.Hayakawa, A.Makinaga, K.Y.Hara, H.Ohgaki, Y.-W.Lui, S.Goriely

Photoneutron cross section measurements on 186W, 187Re and 188Os for cosmochronology

NUCLEAR REACTIONS 188Os(γ, n), E=8-11 MeV; measured σ; deduced parameters. 187Os(n, γ), E=5-50 keV; calculated capture σ. Astrophysical implications discussed.

doi: 10.1016/j.nuclphysa.2005.05.103
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0675.


2005SH51      Phys.Rev. C 72, 044004 (2005)

T.Shima, S.Naito, Y.Nagai, T.Baba, K.Tamura, T.Takahashi, T.Kii, H.Ohgaki, H.Toyokawa

Simultaneous measurement of the photodisintegration of 4He in the giant dipole resonance region

NUCLEAR REACTIONS 4He(γ, p), (γ, n), (γ, np), E=21.8-29.8 MeV; 12C(γ, p), (γ, n), E=22.3-32 MeV; measured charged particle spectra, photodisintegration σ, σ(θ). Monoenergetic pulsed photons, comparison with previous results and model predictions.

doi: 10.1103/PhysRevC.72.044004
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0680.


2004MO11      Phys.Rev. C 69, 032801 (2004)

P.Mohr, T.Shizuma, H.Ueda, S.Goko, A.Makinaga, K.Y.Hara, T.Hayakawa, Y.-W.Lui, H.Ohgaki, H.Utsunomiya

s-process branching at 185W revised

NUCLEAR REACTIONS 186W(γ, n), E ≈ 4-11 MeV; measured neutron spectra, photodisintegration σ. 185W(n, γ), E=low; deduced capture σ. Astrophysical implications discussed.

doi: 10.1103/PhysRevC.69.032801
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22867.


2004UT01      Nucl.Phys. A738, 136 (2004)

H.Utsunomiya, K.Y.Hara, S.Goko, H.Akimune, T.Yamagata, M.Ohta, H.Ohgaki, H.Toyokawa, T.Hayakawa, T.Shizuma, P.Mohr, Y.-W.Lui, H.Ohkuma, H.Yonehara, K.Soutome, M.Arnould

Photonuclear reaction studies at synchrotron radiation facilities in Japan

doi: 10.1016/j.nuclphysa.2004.04.022
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0664.


2003HA55      Phys.Rev. D 68, 072001 (2003)

K.Y.Hara, H.Utsunomiya, S.Goko, H.Akimune, T.Yamagata, M.Ohta, H.Toyokawa, K.Kudo, A.Uritani, Y.Shibata, Y.-W.Lui, H.Ohgaki

Photodisintegration of deuterium and Big Bang nucleosynthesis

NUCLEAR REACTIONS 2H(γ, n), E=2.3-4.5 MeV; measured products, En, In; deduced σ, σ(E). Data were imported from EXFOR entry M0668.

doi: 10.1103/PhysRevD.68.072001
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0668.


2003SH18      Phys.Scr. T104, 164 (2003)

T.Shima, Y.Nagai, S.Naito, K.Tamura, T.Baba, T.Takahashi, H.Ohgaki, T.Kii, H.Toyokawa

Photonuclear Reactions of 3He and 4He at Low Energies and Few Body Problems

NUCLEAR REACTIONS 3He(γ, p), (γ, 2p), (γ, X), E=10.5, 16.5 MeV; 4He(γ, p), (γ, n), (γ, X), E=23.4, 26.2, 29.9 MeV; measured σ. Comparison with previous data, model predictions.

doi: 10.1238/Physica.Topical.104a00164
Citations: PlumX Metrics


2003SH27      Nucl.Phys. A718, 23c (2003)

T.Shima, S.Naito, Y.Nagai, T.Baba, K.Tamura, H.Ohgaki, T.Kii, H.Toyokawa

Photodisintegration cross sections of 3He and 4He at low energies

NUCLEAR REACTIONS 4He(γ, n), (γ, p), (γ, X), E=21.4, 23.4, 26.2, 29.9 MeV; 3He(γ, p), (γ, 2p), (γ, X), E=10.5, 16.5 MeV; measured photodisintegration and total absorption σ. Comparisons with previous results.

doi: 10.1016/S0375-9474(03)00675-4
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0680.


2003UT01      Phys.Rev. C 67, 015807 (2003)

H.Utsunomiya, H.Akimune, S.Goko, M.Ohta, H.Ueda, T.Yamagata, K.Yamasaki, H.Ohgaki, H.Toyokawa, Y.-W.Lui, T.Hayakawa, T.Shizuma, E.Khan, S.Goriely

Cross section measurements of the 181Ta(γ, n)180Ta reaction near neutron threshold and the p-process nucleosynthesis

NUCLEAR REACTIONS 181Ta(γ, n), E ≈ 7.8-12 MeV; measured σ; calculated astrophysical reaction rates.

doi: 10.1103/PhysRevC.67.015807
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0664.


2003UT02      Nucl.Phys. A718, 199c (2003)

H.Utsunomiya, H.Akimune, S.Goko, T.Hayakawa, Y.-W.Lui, H.Ohgaki, M.Ohta, T.Shizuma, H.Toyokawa, T.Yamagata

A new astrophysical γ probe and its applications

NUCLEAR REACTIONS 181Ta(γ, n), E ≈ 7.8-12.5 MeV; 9Be(γ, n), E ≈ 1.5-4.5 MeV; measured photoneutron σ. 9Be deduced resonance parameters. Comparison with previous results and model predictions.

doi: 10.1016/S0375-9474(03)00715-2
Citations: PlumX Metrics


2001HA50      J.Nucl.Sci.Technol.(Tokyo) 38, 465 (2001)

H.Harada, K.Furutaka, H.Ohgaki, H.Toyokawa

Fine Structure of Giant Resonance in the 28Si(γ, abs) Reaction

NUCLEAR REACTIONS 28Si(γ, X), E=17.5-21.5 MeV; measured absorption σ. 28Si deduced GDR fine structure.

doi: 10.1080/18811248.2001.9715055
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetK2002.


2001SH23      Nucl.Phys. A687, 127c (2001)

T.Shima, Y.Nagai, T.Baba, T.Takahashi, T.Kii, H.Ohgaki, H.Toyokawa

GDR Problem in Photodisintegration of 4He

NUCLEAR REACTIONS 4He(γ, p), (γ, n), (γ, np), 12C(γ, X), E=22.5, 28.9 MeV, measured σ. 4He deduced absence of GDR peak at 25 MeV. Comparison with different theoretical calculations.

doi: 10.1016/S0375-9474(01)00611-X
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0626.


2001UT01      Phys.Rev. C63, 018801 (2001)

H.Utsunomiya, Y.Yonezawa, H.Akimune, T.Yamagata, M.Ohta, M.Fujishiro, H.Toyokawa, H.Ohgaki

Photodisintegration of 9Be with Laser-Induced Compton Backscattered γ Rays

NUCLEAR REACTIONS 9Be(γ, n), E=1.78-6.11 MeV; measured photoneutron σ(E); deduced nαα reaction rate. 9Be deduced resonance widths, energies, B(E1). Comparison with compiled results.

doi: 10.1103/PhysRevC.63.018801
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetK2003.


2001UT03      Nucl.Phys. A688, 340c (2001)

H.Utsunomiya, Y.Yonezawa, H.Akimune, T.Yamagata, M.Ohta, H.Toyokawa, H.Ohgaki, K.Sumiyoshi

Photodisintegration of 9Be and the Reaction Rate for α(αn, γ)9Be

NUCLEAR REACTIONS 9Be(γ, n), E=1.5-6 MeV; measured En, Eγ, σ; deduced reaction rate for 4He(αn, γ) reaction. Comparison with compilations.

doi: 10.1016/S0375-9474(01)00723-0
Citations: PlumX Metrics


1999OH05      Nucl.Phys. A649, 73c (1999)

H.Ohgaki, H.Toyokawa, T.Noguchi, S.Sugiyama, T.Mikado, K.Yamada, R.Suzuki, T.Ohdaira, N.Sei, T.Yamazaki

Observation of M1 Resonance in 206Pb using a Highly Linear Polarized Photon Beam

NUCLEAR REACTIONS 206Pb(polarized γ, γ), E ≈ 6.5-8.2 MeV; measured Eγ, Iγ(θ). 206Pb deduced B(M1), damping features. Nuclear resonance fluorescence, laser-Compton photons. Comparison with quasiparticle model.

doi: 10.1016/S0375-9474(99)00042-1
Citations: PlumX Metrics


1998HA03      Phys.Rev.Lett. 80, 33 (1998)

H.Harada, Y.Shigetome, H.Ohgaki, T.Noguchi, T.Yamazaki

High-Resolution Measurement of Fine Structure in the Photoabsorption Cross Section of 18O

NUCLEAR REACTIONS 18O(γ, X), E=8-13.4 MeV; measured photoabsorption σ(E). 18O deduced resonances E, Γ.

doi: 10.1103/PhysRevLett.80.33
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetK2061.


1998HA62      J.Nucl.Sci.Technol.(Tokyo) 35, 733 (1998)

H.Harada, K.Furutaka, Y.Shigetome, H.Ohgaki, H.Toyokawa

Super High Resolution Measurement of Fine Structure in the Total Photonuclear Cross Section of 13C

NUCLEAR REACTIONS 13C(γ, X), E=14.9-15.3 MeV; measured photoabsorption σ; deduced resonance width. High-resolution data, laser Compton scattering.

doi: 10.1080/18811248.1998.9733935
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetK2001.


1998SH05      Nucl.Phys. A629, 475c (1998)

T.Shima, Y.Nagai, T.Kii, T.Baba, T.Takahashi, H.Ohgaki

Precision Test of Charge Symmetry of Nuclear Force Via Photonuclear Reactions of 4He

NUCLEAR REACTIONS 4He(γ, n), (γ, p), E=25 MeV; measured σ. Laser-Compton scattered beam.

doi: 10.1016/S0375-9474(97)00725-2
Citations: PlumX Metrics


1996MA11      Phys.Rev. C53, 1792 (1996)

M.Matoba, K.Kurohmaru, O.Iwamoto, A.Nohtomi, Y.Uozumi, T.Sakae, N.Koori, H.Ohgaki, H.Ijiri, T.Maki, M.Nakano, H.M.Sen Gupta

(p, d) Reaction on 62Ni at 65 MeV

NUCLEAR REACTIONS 62Ni(polarized p, d), E=65 MeV; measured σ(Ed, θ), analyzing power vs Ed, θ. 61Ni deduced levels, J, π. DWBA analyses. Enriched target. Other data discussed, analyzed.

doi: 10.1103/PhysRevC.53.1792
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE1685.


1995MA06      Nucl.Phys. A581, 21 (1995)

M.Matoba, O.Iwamoto, Y.Uozumi, T.Sakae, N.Koori, H.Ohgaki, H.Kugimiya, H.Ijiri, T.Maki, M.Nakano

Fragmentation of Neutron-Hole Strengths in 59Ni Observed in the 60Ni(p, d)59Ni Reaction at 65 MeV

NUCLEAR REACTIONS 60Ni(polarized p, d), E=65 MeV; measured σ(E, θ), A(y)(E, θ). 59Ni deduced levels, L, J, spectroscopic factors. DWBA analysis. Enriched target.

doi: 10.1016/0375-9474(94)00295-X
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE1568.


1994OH06      Nucl.Instrum.Methods Phys.Res. A353, 384 (1994)

H.Ohgaki, T.Noguchi, S.Sugiyama, T.Yamazaki, T.Mikado, M.Chiwaki, K.Yamada, R.Suzuki, N.Sei

Linearly Polarized Photons from Compton Backscattering of Laser Light for Nuclear Resonance Fluorescence Experiments

NUCLEAR REACTIONS 208Pb(polarized γ, γ), (γ, γ'), E=5.52, 4.85 MeV; measured Eγ, Iγ. 208Pb levels deduced parity.

doi: 10.1016/0168-9002(94)91681-0
Citations: PlumX Metrics


1993MA22      Phys.Rev. C48, 95 (1993)

M.Matoba, O.Iwamoto, Y.Uozumi, T.Sakae, N.Koori, T.Fujiki, H.Ohgaki, H.Ijiri, T.Maki, M.Nakano

40Ca(p, d)39Ca Reaction at 65 MeV

NUCLEAR REACTIONS 40Ca(polarized p, d), E=65 MeV; measured σ(θ), analyzed power vs θ. 39Ca deduced levels, J, π, C2S. DWBA analysis.

doi: 10.1103/PhysRevC.48.95
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE1556.


1989MA16      Phys.Rev. C39, 1658 (1989)

M.Matoba, H.Ijiri, H.Ohgaki, S.Uehara, T.Fujiki, Y.Uozumi, H.Kugimiya, N.Koori, I.Kumabe, M.Nakano

Strength Function of the d5/2 Hole State in 39Ca

NUCLEAR REACTIONS 40Ca(polarized p, d), E=65 MeV; measured σ(Ed), analyzing power vs θ. 39Ca levels deduced transfer L, j, spectroscopic factors. Natural target. DWBA analysis.

doi: 10.1103/PhysRevC.39.1658
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE1230.


1989NA12      Phys.Rev. C40, 1323 (1989)

M.Nakano, H.Matsuura, T.Maki, M.Matoba, H.Ohgaki

Optical Potentials for Alpha Particles on Ca Isotopes at 1.37 GeV

NUCLEAR REACTIONS 40,42,44,48Ca(α, α), E=1.37 GeV; calculated σ(θ); deduced the best-fit optical potentials. Phenomenological optical-model analysis, Woods-Saxon, double Woods-Saxon forms.

doi: 10.1103/PhysRevC.40.1323
Citations: PlumX Metrics


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