NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = J.H.Park Found 18 matches. 2021AH02 Phys.Rev. C 103, 054312 (2021) M.Ahmed, Y.X.Watanabe, Y.Hirayama, M.Mukai, J.H.Park, P.Schury, Y.Kakiguchi, A.Ozawa, M.Oyaizu, M.Wada, H.Miyatake β-γ spectroscopy of the 195Os nucleus RADIOACTIVITY 195Os(β-)[ionized 195Os using laser system from 198Pt(136Xe, X), E=9.4 MeV/nucleon at the KEK isotope separation system (KISS) at RIKEN RIBF facility]; measured Eβ, Iβ, Eγ, Iγ, x rays, βγ- and γγ-coin, half-life of 195Os decay using a multisegmented proportional gas counter (MSPGC) for β radiation, and four clover HPGe detectors for γ rays. 195Ir; deduced levels, J, π, Iβ feedings, logft. 195Os; deduced spin and parity of the ground state. Systematics of half-lives of 195,196,197,198,199,200,201,202,203,204,205,206Os, and comparison with theoretical predictions.
doi: 10.1103/PhysRevC.103.054312
2021LE21 J.Radioanal.Nucl.Chem. 330, 455 (2021) J.Y.Lee, M.G.Hur, Y.B.Kong, E.J.Lee, S.D.Yang, P.S.Choi, J.H.Park Medical radioisotope 89Zr production with RFT-30 cyclotron NUCLEAR REACTIONS 89Y(p, n), E=12.7 MeV; measured reaction products, Eγ, Iγ; deduced yields.
doi: 10.1007/s10967-021-07884-9
2021WA39 Phys.Rev. C 104, 024330 (2021) Y.X.Watanabe, P.M.Walker, Y.Hirayama, M.Mukai, H.Watanabe, G.J.Lane, M.Ahmed, M.Brunet, T.Hashimoto, S.Ishizawa, S.Kimura, F.G.Kondev, Yu.A.Litvinov, H.Miyatake, J.Y.Moon, T.Niwase, M.Oyaizu, J.H.Park, Zs.Podolyak, M.Rosenbusch, P.Schury, M.Wada First direct observation of isomeric decay in neutron-rich odd-odd 186Ta RADIOACTIVITY 186Ta(β-), 186mTa(IT)[from W(136Xe, X), E=7.2 MeV/nucleon, followed by laser ionization and mass separation at the KEK Isotope Separation System (KISS) of RIBF-RIKEN facility]; measured Eγ, Iγ, (particle)γ-coin, half-lives of decays of 186Ta and neutral 186mTa from γ-decay curves. 186Ta; deduced levels, J, π, E3 multipolarity of the 161-keV isomeric transition from a comparison of measured half-life of the neutral isomer with previous measurements of the ionized isomeric state of 186Ta using the Experimental Storage Ring at GSI Darmstadt, no evidence found for the β decay mode of the 186Ta isomer.
doi: 10.1103/PhysRevC.104.024330
2020HI01 Nucl.Instrum.Methods Phys.Res. B463, 425 (2020) Y.Hirayama, Y.X.Watanabe, M.Mukai, P.Schury, M.Ahmed, H.Ishiyama, S.C.Jeong, Y.Kakiguchi, S.Kimura, J.Y.Moon, M.Oyaizu, J.H.Park, M.Wada, H.Miyatake Nuclear spectroscopy of r-process nuclei using KEK Isotope Separation System NUCLEAR REACTIONS 198Pt(136Xe, X)196Os/197Os/198Os/198Pt/199Pt, E=10.75 MeV/nucleon; measured reaction products, Eβ, Iβ, Eγ, Iγ; deduced T1/2 for osmium, HFS spectra for platinum.
doi: 10.1016/j.nimb.2019.04.035
2020MU16 Phys.Rev. C 102, 054307 (2020) M.Mukai, Y.Hirayama, Y.X.Watanabe, S.Schiffmann, J.Ekman, M.Godefroid, P.Schury, Y.Kakiguchi, M.Oyaizu, M.Wada, S.C.Jeong, J.Y.Moon, J.H.Park, H.Ishiyama, S.Kimura, H.Ueno, M.Ahmed, A.Ozawa, H.Watanabe, S.Kanaya, H.Miyatake In-gas-cell laser resonance ionization spectroscopy of 196, 197, 198Ir NUCLEAR MOMENTS 196,197,198Ir; measured hyperfine structure (HFS) spectra using in-gas-cell laser resonance ionization spectroscopy at the KEK Isotope Separation System at RIBF-RIKEN facility; deduced spins for the ground states, magnetic dipole moments, mean-square charge radii, isotope shifts, β2 deformation parameters. Comparison with theoretical calculations based on the strong coupling model. Comparison with previous experimental results. Systematics of quadrupole moments, magnetic dipole moments, mean-square charge radii and β2 deformation parameters for 189,191,193,196,197,198Ir. NUCLEAR REACTIONS 198Pt(136Xe, X)196Ir/197Ir/198Ir, E=10.75 MeV/nucleon; measured extraction yields, Eβ, half-lives of the decays of 196Ir, 197Ir and 198Ir. The Ir isotopes produced in multi-nucleon transfer reaction. Comparison with previous experimental half-lives.
doi: 10.1103/PhysRevC.102.054307
2020WA12 Phys.Rev. C 101, 041305 (2020), Erratum Phys.Rev. C 103, 019902 (2021) Y.X.Watanabe, M.Ahmed, Y.Hirayama, M.Mukai, J.H.Park, P.Schury, Y.Kakiguchi, S.Kimura, A.Ozawa, M.Oyaizu, M.Wada, H.Miyatake Deexcitation γ-ray transitions from the long-lived Iπ = 13/2+ metastable state in 195Os RADIOACTIVITY 195mOs(IT)[from 198Pt(136Xe, X), E=9.4 MeV/nucleon, followed by separation of fragments using KEK Isotope Separation System (KISS) at RIBF-RIKEN facility, and laser excitation of 195Os isomer]; measured Eγ, Iγ, ce, γγ- and (ce)γ-coin, neutral atom T1/2 of the 47-s, (13/2+) isomer from x-ray and γ-ray decay curves using multi-segmented proportional gas counter (MSPGC) for β, x-rays and conversion electrons, and four HPGe clover detectors for γ radiation. 195Os; deduced levels, J, π; discussed multipolarity of the low-energy γ transition from the isomer. Comparison with previous measurement of the 195mOs isomer and half-life of the fully-stripped isomer using the ESR at GSI. Comparison with experimental results for level schemes from the decays of the 13/2+ isomers in 197Pt and 199Hg.
doi: 10.1103/PhysRevC.101.041305
2020WA29 Phys.Rev.Lett. 125, 192505 (2020) P.M.Walker, Y.Hirayama, G.J.Lane, H.Watanabe, G.D.Dracoulis, M.Ahmed, M.Brunet, T.Hashimoto, S.Ishizawa, F.G.Kondev, Y.A.Litvinov, H.Miyatake, J.Y.Moon, M.Mukai, T.Niwase, J.H.Park, Z.Podolyak, M.Rosenbusch, P.Schury, M.Wada, X.Y.Watanabe, W.Y.Liang, F.R.Xu Properties of 187Ta Revealed through Isomeric Decay RADIOACTIVITY 187Ta(IT) [from W(136Xe, X), E=7.2 MeV/nucleon]; measured decay products, Eγ, Iγ, Eβ, Iβ, γ-γ-, β-γ-coin.; deduced level energies, J, π, T1/2. Comparison with theoretical calculations.
doi: 10.1103/PhysRevLett.125.192505
2018HI07 Phys.Rev. C 98, 014321 (2018), Erratum Phys.Rev. C 106, 069902 (2022) Y.Hirayama, Y.X.Watanabe, M.Mukai, M.Ahmed, S.C.Jeong, Y.Kakiguchi, S.Kimura, M.Oyaizu, J.H.Park, P.Schury, M.Wada, H.Watanabe, H.Miyatake β- and γ-decay spectroscopy of 197, 198Os RADIOACTIVITY 196,197,198Os, 198Ir(β-)[from 198Pt(136Xe, X), E=10.75 MeV/nucleon using KEK Isotope Separation System (KISS) at RIKEN, an argon-gas-cell-based laser ion source combined with an on-line isotope separator]; measured β- radiation using multisegmented proportional gas counter (MSPGC), Eγ, Iγ, γγ- and βγ-coin with particle selection condition of Os and Ir, half-lives of decays of 196,197,198Os and 198Ir. 197,198Ir, 198Pt; deduced levels, Iβ feedings, logft, configurations of parent and daughter states. 197mTl(IT); measured Eγ, Iγ, T1/2; deduced conversion coefficients and compared with previous results. Comparison with previous experimental data. A=195-206, Z=76; comparison of measured β-decay half-lives with theoretical results from DF3, FRDM, and KUTY models.
doi: 10.1103/PhysRevC.98.014321
2018MU19 Nucl.Instrum.Methods Phys.Res. A884, 1 (2018) M.Mukai, Y.Hirayama, Y.X.Watanabe, P.Schury, H.S.Jung, M.Ahmed, H.Haba, H.Ishiyama, S.C.Jeong, Y.Kakiguchi, S.Kimura, J.Y.Moon, M.Oyaizu, A.Ozawa, J.H.Park, H.Ueno, M.Wada, H.Miyatake High-efficiency and low-background multi-segmented proportional gas counter for β-decay spectroscopy RADIOACTIVITY 198Ir(β-), 199Pt(IT), (β-) [from 198Pt(136Xe, X), E=9.6 MeV/nucleon]; measured decay products, Eγ, Iγ, Eβ, Iβ, β-γ-coin.; deduced T1/2 and uncertainties. Comparison with available data.
doi: 10.1016/j.nima.2017.12.013
2017HI05 Phys.Rev. C 96, 014307 (2017) Y.Hirayama, M.Mukai, Y.X.Watanabe, M.Ahmed, S.C.Jeong, H.S.Jung, Y.Kakiguchi, S.Kanaya, S.Kimura, J.Y.Moon, T.Nakatsukasa, M.Oyaizu, J.H.Park, P.Schury, A.Taniguchi, M.Wada, K.Washiyama, H.Watanabe, H.Miyatake In-gas-cell laser spectroscopy of the magnetic dipole moment of the N ≈ 126 isotope 199Pt NUCLEAR MOMENTS 199Pt, 199mPt; measured magnetic dipole and electric quadrupole moments, isotope shifts, mean-square charge radii by hyperfine splitting of the 48.792-nm transition using the in-gas-cell laser ionization spectroscopy (IGLIS), and the half-lives of the ground state and the isomer; discussed configurations. 192,196,198Pt; measured mean-square charge radii relative to that of 194Pt by hyperfine structure. Pt isotopes produced in 198Pt(136Xe, X), E=10.75 MeV/nucleon reaction using the on-line KEK Isotope Separation System (KISS) at RIKEN. Comparison with previous experimental results, and with self-consistent Bogoliubov (HFB) model calculations. Systematics of magnetic dipole moments of 5/2- and 13/2+ states in 193,195,197,199Pt and 197,199Hg. Systematics of mean square charge radius and quadrupole deformation in A=178-199 Pt isotopes.
doi: 10.1103/PhysRevC.96.014307
2016HI09 Nuovo Cim. C 39, 359 (2016) Y.Hirayama, Y.X.Watanabe, H.Miyatake, P.Schury, M.Wada, M.Oyaizu, Y.Kakiguchi, M.Mukai, S.Kimura, M.Ahmed, S.C.Jeong, J.Y.Moon, J.H.Park Nuclear spectroscopy of r-process nuclei around N=126 using KISS RADIOACTIVITY 199Pt, 196Ir(β-); measured decay products; deduced T1/2 and their uncertainties. Laser resonance ionization technique in the gas cell.
doi: 10.1393/ncc/i2016-16359-9
2010PA17 J.Radioanal.Nucl.Chem. 285, 399 (2010) J.H.Park, G.D.Kim, W.Hong, C.S.Lee, Y.K.Kwon, K.B.Lee, J.H.Kim Activation cross section measurements of 16O(n, t) above 18.1 MeV up to 33.1 MeV NUCLEAR REACTIONS 16O(n, t) E=81.8-33.1 MeV; measured Ee, Ie; deduced yields, σ. Comparison with other measurements.
doi: 10.1007/s10967-010-0544-2
2008LE09 J.Nucl.Sci.Technol.(Tokyo) 45, 473 (2008) Neutron-Induced Data Evaluation for Selected Fission Products NUCLEAR REACTIONS 95Mo, 99Tc, 101Ru, 103Rh, 105Pd, 109Ag, 131Xe, 133Cs, 141Pr, 143,145Nd, 147,149,150,151Sm, 152Sm, 153Eu, 155,157Gd(n, X), (n, γ), E<20 MeV; calculated, evaluated total, capture, elastic, inelastic and charged-particle production σ in ENDF-6 format using EMPIRE code. Comparison with other data.
doi: 10.3327/jnst.45.473
2005PA41 J.Korean Phys.Soc. 47, 23 (2005) J.H.Park, C.S.Lee, Y.K.Kwon, J.H.Lee, J.Y.Kim, K.B.Lee, H.Park Activation Cross Section Measurements of 16O(n, 3He)14C and 16O(n, t)14N above Neutron Thresholds up to 18.1 MeV NUCLEAR REACTIONS 16O(n, 3He), (n, t), E=15.4-18.1 MeV; measured activation σ. Accelerator mass spectrometry. Data from this article have been entered in the EXFOR database. For more information, access X4 dataset31576. 2002KI10 J.Korean Phys.Soc. 40, 802 (2002) J.H.Kim, C.S.Lee, Y.K.Kwon, J.Y.Kim, J.Y.Huh, J.Y.Moon, J.H.Lee, J.C.Kim, M.Youn, I.C.Kim, J.H.Park, J.S.Kim, D.K.Kim, K.I.Hahn Lifetime Measurement of the First Excited State of 7Be using the Doppler Shift Attenuation Method Applied to an Exothermic Nuclear Reaction NUCLEAR REACTIONS 10B(p, α), E=2 MeV; measured Eγ, Iγ, DSA. 7Be deduced excited state T1/2.
2002KO35 J.Korean Phys.Soc. 41, 27 (2002) Is Large SUSY CP Violation Compatible with the Current Data ?
1999BE73 Nucl.Phys. A661, 661c (1999) M.J.Bennett, M.Bobrek, J.G.Boissevain, C.L.Britton, J.Chang, R.Conway, R.Cunningham, M.S.Emery, M.N.Ericson, S.-Y.Fung, S.Hahn, H.W.van Hecke, D.Jaffe, J.H.Kang, S.Y.Kim, Y.G.Kim, L.J.Marek, J.A.Moore, J.H.Park, G.Richardson, S.S.Ryu, B.R.Schlei, T.Shiina, J.Simon-Gillo, G.Smith, C.Y.Soon, J.P.Sullivan, Y.Takahashi, G.Xu The PHENIX Multiplicity and Vertex Detector
doi: 10.1016/S0375-9474(99)85112-4
1996CH51 Nucl.Instrum.Methods Phys.Res. A376, 208 (1996) J.S.Chai, J.H.Ha, C.S.Lee, J.C.Kim, H.T.Chung, S.J.Chae, J.Y.Moon, J.Y.Huh, Y.S.Kim, J.K.Yu, G.W.Song, S.H.Bhatti, J.H.Park, S.H.Park, I.C.Kim, Y.S.Kim, Y.K.Kim, J.S.Hwang, H.Y.Nam, M.Cho Light Output Response of BaF2 Scintillator to Light Charged Particles of Medium Energy
doi: 10.1016/0168-9002(96)00248-3
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