NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = H.Makii Found 48 matches. 2024FU01 Phys.Lett. B 848, 138384 (2024) Y.Fujikawa, T.Kawabata, S.Adachi, S.Enyo, T.Furuno, Y.Hijikata, K.Himi, K.Hirose, Y.Honda, K.Inaba, H.Makii, K.Miyamoto, M.Murata, K.Nishio, S.Okamoto, R.Orlandi, K.Sakanashi, F.Suzaki, S.Tsuji, K.Yahiro, J.Zenihiro Search for the 6α condensed state in 24Mg using the 12C + 12C scattering NUCLEAR REACTIONS 12C(12C, X)24Mg, E(cm)=17.5-25 MeV; measured reaction products. 12C; deduced excitation-energy spectra of the residual 12C, σ, σ(θ), J, π, 19.4-MeV state candidate for the 6α-condensed state. The SAKRA Si detector array, the R5 beam line of the Tokai Tandem accelerator facility of the Japan Atomic Energy Agency (JAEA).
doi: 10.1016/j.physletb.2023.138384
2022OR04 Phys.Rev. C 106, 064301 (2022) R.Orlandi, H.Makii, K.Nishio, K.Hirose, M.Asai, K.Tsukada, T.K.Sato, Y.Ito, F.Suzaki, Y.Nagame, A.N.Andreyev, E.Ideguchi, N.Aoi, T.T.Pham, S.Q.Yan, Y.P.Shen, B.Gao, G.Li New K isomers in 248Cf NUCLEAR REACTIONS 249Cf(18O, 19O)248Cf, E=140.4 MeV; measured reaction products, Eγ, Iγ, γγ-coin, particleγ-coin. 248Cf; deduced levels, J, π, transitions from isomeric states, T1/2 for 2 low-ling transitions, B(E1). Discussed possible configuration of newly observed isomeric state at 950 keV to be two-quasineutron K=8- and the two-quasiproton K=5-. Comparison to other experimental data. Radioactive target. Si-detectors array combined with γ-ray detector array consisted of 4 Ge detectors and 4 4x5 inch LaBr3 scintillators at Tokai Tandem accelerator facility of the Japan Atomic Energy Agency (JAEA).
doi: 10.1103/PhysRevC.106.064301
2022TA02 Phys.Rev. C 105, L021602 (2022) S.Tanaka, K.Hirose, K.Nishio, K.R.Kean, H.Makii, R.Orlandi, K.Tsukada, Y.Aritomo Angular momentum transfer in multinucleon transfer channels of 18O +237Np NUCLEAR REACTIONS 237Np(18O, X)236Np/237Np/238Np/239Np/237Pu/238Pu/239Pu/240Pu/239Am/240Am/241Am/242Am, E=162 MeV; measured fission fragments, angular distribution of fission fragments; deduced angular anisotropy, average angular momenta. Beam from JAEA tandem accelerator.
doi: 10.1103/PhysRevC.105.L021602
2021IW01 Phys.Rev. C 103, 015801 (2021) N.Iwasa, S.Ishikawa, S.Kubono, T.Sakakibara, K.Kominato, K.Nishio, M.Matsuda, K.Hirose, H.Makii, R.Orlandi, K.Asada, D.Guru, S.Nishimura, S.Hayakawa, T.Kawabata Experimental study of the Γp1/Γp0 ratios of resonance states in 8Be or deducing the 7Be(n, p1)7Li* reaction rate relevant to the cosmological lithium problem NUCLEAR REACTIONS 9Be(3He, α)8Be*, E=30 MeV; measured Eα, Iα, angular distributions by ΔE-E and magnetic rigidity of α particles using high-resolution spectrometer ENMA at the Tandem accelerator facility of JAEA-Tokai. 8Be; deduced levels, J, π, Γ, Γp1/Γp0 using Breit-Wigner formalism, double-differential σ(θ) of decay of excited stated of 8Be by proton decay to 7Li g.s. and excited states. 7Be(n, p)7Li*, T9=0.01-2; calculated reaction rates. Relevance to 7Be destruction in the big bang nucleosynthesis.
doi: 10.1103/PhysRevC.103.015801
2021YA29 Astrophys.J. 919, 84 (2021) S.Q.Yan, X.Y.Li, K.Nishio, M.Lugaro, Z.H.Li, H.Makii, M.Pignatari, Y.B.Wang, R.Orlandi, K.Hirose The 59Fe(n, γ)60Fe Cross Section from the Surrogate Ratio Method and Its Effect on the 60Fe Nucleosynthesis NUCLEAR REACTIONS 56,58Fe(18O, 16O), E=103 MeV; measured reaction products, Eγ, Iγ; deduced σ, Maxwellian-averaged σ. Comparison with TALYS calculations.
doi: 10.3847/1538-4357/ac12ce
2020DU01 Phys.Rev. C 101, 014309 (2020) E.Dupont, A.Astier, C.M.Petrache, B.F.Lv, I.Deloncle, J.Kiener, R.Orlandi, H.Makii, K.Nishio, K.Hirose, M.Asai, T.K.Sato, K.Tsukada, Y.Ito, K.R.Kean, R.Yanagihara, G.Scamps New excited 2+ and 3- two-proton states in 21084Po126 populated by two-proton transfer NUCLEAR REACTIONS 208Pb(12C, 10Be)9Be/10Be/11B/12C/13C, 14C/210Po, E=58, 60, 62, 63.7 MeV; measured reaction products, light beamlike ejectiles, Eγ, Iγ, (charged particles)γ-coin at the 18 MV tandem of JAEA Tokai. 210Po; deduced six 2+ and three 3- levels in two-proton stripping reaction, configurations.
doi: 10.1103/PhysRevC.101.014309
2020NA34 Phys.Rev. C 102, 044616 (2020) Y.Nagai, M.Kinoshita, M.Igashira, Y.Nobuhara, H.Makii, K.Mishima, T.Shima, A.Mengoni Nonresonant p-wave direct capture and interference effect observed in the 16O (n, γ) 17O reaction NUCLEAR REACTIONS 16O(n, γ)17O, E=157, 349, 398, 427, 468, 498, 556 keV pulsed quasimonoenergetic neutron beam from the Pelletron accelerator of the Tokyo Institute of Technology; measured prompt discrete Eγ, Iγ and TOF spectra using anti-Compton NaI(Tl) spectrometer, neutron energy spectra using 6Li glass scintillator with TOF method; deduced n-capture partial σ(E) to the g.s. and the first excited state in 17O and total σ(E), astrophysical reaction rates for temperature of 0.001 to 3 GK, Maxwellian-averaged capture cross section (MACS) for thermal energies between kT=5 and 100 keV. Comparison of measured σ(E) with theoretical calculations using direct radiative capture (DRC) process coupled to a single-level Breit-Wigner (SLBW) resonance model.
doi: 10.1103/PhysRevC.102.044616
2020VE07 Phys.Rev. C 102, 054610 (2020) M.J.Vermeulen, K.Nishio, K.Hirose, K.R.Kean, H.Makii, R.Orlandi, K.Tsukada, I.Tsekhanovich, A.N.Andreyev, S.Ishizaki, M.Okubayashi, S.Tanaka, Y.Aritomo Measurement of fission-fragment mass distributions in the multinucleon transfer channels of the 18O + 237Np reaction NUCLEAR REACTIONS 237Np(18O, X)234U*/235U*/236U*/237U*/236Np*/237Np*/238Np*/239Np*/238Pu*/239Pu*/240Pu*/241Pu*/240Am*/241Am*/242Am*/243Am*/242Cm*/243Cm*/244Cm*/245Cm*/244Bk*/245Bk*/246Bk*, E=162.0 MeV from tandem accelerator facility of Japan Atomic Energy Agency (JAEA); measured fission fragments from the fission of reaction products U(A=234-237), Np(A=236-239), Pu(A=238-241), Am(A=240-243), Cm(A=242-244) and Bk(A=244-246) using ΔE-E silicon telescope to detect ejectiles, and four multiwire proportional counters, to detect fission fragments (FFs); deduced yields of fission fragments as a function of their mass and total excitation energy for each multi-nucleon transfer (MNT) channel, fission-fragment mass distributions as function of excitation energy of 7-70 MeV, most probable total excitation energy for each channel, light-fragment and heavy-fragment mass distributions. Comparison with Langevin theoretical calculations including the multichance fission (MCF) process of fission after neutron evaporation.
doi: 10.1103/PhysRevC.102.054610
2019KE06 Phys.Rev. C 100, 014611 (2019) K.R.Kean, K.Nishio, K.Hirose, M.J.Vermeulen, H.Makii, R.Orlandi, K.Tsukada, A.N.Andreyev, I.Tsekhanovich, S.Chiba Validation of the multinucleon transfer method for the determination of the fission barrier height NUCLEAR REACTIONS 237Np, Ni(18O, 18O), (18O, 17O), (18O, 16O), (18O, 17N), (18O, 16N), (18O, 15N), (18O, 14N), (18O, 15C), (18O, 14C), (18O, 13C), (18O, 12C), (18O, 11C), (18O, 11B), (18O, 10B), (18O, 10Be), (18O, 9Be), (18O, 7Be), (18O, 7Li), (18O, 6Li), E=162 MeV; measured reaction products, particle identification plots, energy loss versus total energy, (charged particles)(fission fragment)-coin using four multiwire proportional counters for fission fragment detection and segmented silicon ΔE-E telescope for ejectile detection at the JAEA tandem accelerator facility; deduced fission probabilities and fission barrier heights for 239Np, 239Pu and 240Pu at E*=0-24 MeV using multinucleon transfer (MNT) method. Comparison with previous experimental values, and in RIPL3 database.
doi: 10.1103/PhysRevC.100.014611
2019MA71 Phys.Rev. C 100, 044610 (2019) H.Makii, K.Nishio, K.Hirose, R.Orlandi, R.Leguillon, T.Ogawa, T.Soldner, U.Koster, A.Pollitt, F.-J.Hambsch, I.Tsekhanovich, M.Aiche, S.Czajkowski, L.Mathieu, C.M.Petrache, A.Astier, S.Guo, T.Ohtsuki, S.Sekimoto, K.Takamiya, R.J.W.Frost, T.Kawano Effects of the nuclear structure of fission fragments on the high-energy prompt fission γ-ray spectrum in 235U(nth, f) NUCLEAR REACTIONS 235U(n, F), E=cold neutrons; measured fission fragments, Eγ, Iγ, prompt fission γ-ray spectra (PFGS), (fragment)(fragment)- and (fragment)γ-coin, time of flight using two MWPCs and two LaBr3(Ce) scintillators at the PF1B cold-neutron beam facility of ILL-Grenoble; deduced fission-fragment mass distribution, average γ and neutron multiplicities as function of fragment mass. Comparison of the present and previous experimental data with statistical Hauser-Feshbach model calculations for PFGS.
doi: 10.1103/PhysRevC.100.044610
2019TS02 Phys.Lett. B 790, 583 (2019) I.Tsekhanovich, A.N.Andreyev, K.Nishio, D.Denis-Petit, K.Hirose, H.Makii, Z.Matheson, K.Morimoto, K.Morita, W.Nazarewicz, R.Orlandi, J.Sadhukhan, T.Tanaka, M.Vermeulen, M.Warda Observation of the competing fission modes in 178Pt NUCLEAR REACTIONS 142Nd(36Ar, X)178Pt, E=155, 170, 180 MeV; measured reaction products; deduced fission fragment yields, first observation of a multimodal fission in the sub-lead region.
doi: 10.1016/j.physletb.2019.02.006
2019XI06 Phys.Rev. C 100, 034315 (2019) Y.Xiao, S.Go, R.Grzywacz, R.Orlandi, A.N.Andreyev, M.Asai, M.A.Bentley, G.de Angelis, C.J.Gross, P.Hausladen, K.Hirose, S.Hofmann, H.Ikezoe, D.G.Jenkins, B.Kindler, R.Leguillon, B.Lommel, H.Makii, C.Mazzocchi, K.Nishio, P.Parkhurst, S.V.Paulauskas, C.M.Petrache, K.P.Rykaczewski, T.K.Sato, J.Smallcombe, A.Toyoshima, K.Tsukada, K.Vaigneur, R.Wadsworth Search for α decay of 104Te with a novel recoil-decay scintillation detector RADIOACTIVITY 108,109Xe, 104,105Te(α)[from 54Fe(58Ni, X), E=250 MeV from the tandem accelerator of the Japan Atomic Energy Agency (JAEA), followed by separation of evaporation residues using Recoil Mass Separator (RMS)]; measured Eα, Iα, αα-correlations using an inorganic scintillator YAP:Ce for implanted nuclei, and a multiwire proportional chamber (MWPC) for α particles; deduced αα-correlations for the 109Xe to 105Te to 101Sn α-decay chain, and no conclusive trace observed for the 108Xe to 104Te to 100Sn α-decay chain, half-life of 108Xe decay, upper limit of 4 ns for the half-life of 104Te; estimated cross section for the production of 108Xe, an order of magnitude lower than the expectation based on earlier cross section measurements and the HIVAP fusion-evaporation code. 109I(p), 108,109Te(α); measured proton and α spectra, half-life of 109I decay. Comparison with data for 108Xe to 104Te to 100Sn α-decay chain reported by 2018Au04.
doi: 10.1103/PhysRevC.100.034315
2017HI03 Nucl.Instrum.Methods Phys.Res. A856, 133 (2017) K.Hirose, K.Nishio, H.Makii, I.Nishinaka, S.Ota, T.Nagayama, N.Tamura, S.Goto, A.N.Andreyev, M.J.Vermeulen, S.Gillespie, C.Barton, A.Kimura, H.Harada, S.Meigo, S.Chiba, T.Ohtsuki Simultaneous measurement of neutron-induced fission and capture cross sections for 241Am at neutron energies below fission threshold NUCLEAR REACTIONS 241Am(n, F), (n, γ), E<20 eV; measured reaction products, En, In, Eγ, Iγ; deduced σ, resonances. Comparison with JENDL-4.0, JEFF evaluated nuclear data libraries.
doi: 10.1016/j.nima.2016.12.021
2017HI10 Phys.Rev.Lett. 119, 222501 (2017) K.Hirose, K.Nishio, S.Tanaka, R.Leguillon, H.Makii, I.Nishinaka, R.Orlandi, K.Tsukada, J.Smallcombe, M.J.Vermeulen, S.Chiba, Y.Aritomo, T.Ohtsuki, K.Nakano, S.Araki, Y.Watanabe, R.Tatsuzawa, N.Takaki, N.Tamura, S.Goto, I.Tsekhanovich, A.N.Andreyev Role of Multichance Fission in the Description of Fission-Fragment Mass Distributions at High Energies NUCLEAR REACTIONS 238U(18O, X)237U/238U/239U/240U/240Np/241Np/242Np/241Pu/242Pu/243Pu/244Pu, E=157.5 MeV; measured reaction products; deduced fragment yields.
doi: 10.1103/PhysRevLett.119.222501
2017YA27 Astrophys.J. 848, 98 (2017) S.Q.Yan, Z.H.Li, Y.B.Wang, K.Nishio, M.Lugaro, A.I.Karakas, H.Makii, P.Mohr, J.Su, Y.J.Li, I.Nishinaka, K.Hirose, Y.L.Han, R.Orlandi, Y.P.Shen, B.Guo, S.Zeng, G.Lian, Y.S.Chen, W.P.Liu The 95Zr(n, γ)96Zr Cross Section from the Surrogate Ratio Method and Its Effect on s-process Nucleosynthesis NUCLEAR REACTIONS 94,90Zr(18O, 16O), E=117 MeV; measured reaction products; deduced σ for surrogate reactions. Comparison with KADONIS and ENDF/B-VII.1 evaluated nuclear library and TALYS nuclear code calculations.
doi: 10.3847/1538-4357/aa8c74
2016LE13 Phys.Lett. B 761, 125 (2016) R.Leguillon, K.Nishio, K.Hirose, H.Makii, I.Nishinaka, R.Orlandi, K.Tsukada, J.Smallcombe, S.Chiba, Y.Aritomo, T.Ohtsuki, R.Tatsuzawa, N.Takaki, N.Tamura, S.Goto, I.Tsekhanovich, C.M.Petrache, A.N.Andreyev Fission fragments mass distributions of nuclei populated by the multinucleon transfer channels of the 18O + 232Th reaction NUCLEAR REACTIONS 232Th(18O, X)231Th/232Th/233Th/234Th/232Pa/233Pa/234Pa/235Pa/236Pa/234U/235U/236U/237U/238U, E=157 MeV; measured fission fragments; deduced fission yields.
doi: 10.1016/j.physletb.2016.08.010
2016YA09 Phys.Rev. C 94, 015804 (2016) S.Q.Yan, Z.H.Li, Y.B.Wang, K.Nishio, H.Makii, J.Su, Y.J.Li, I.Nishinaka, K.Hirose, Y.L.Han, R.Orlandi, Y.P.Shen, B.Guo, S.Zeng, G.Lian, Y.S.Chen, X.X.Bai, L.H.Qiao, W.P.Liu Examination of the surrogate ratio method for the determination of the 93Zr (n, γ)94Zr cross section with 90, 92Zr(18O, 16O) 92, 94Zr reactions NUCLEAR REACTIONS 90,92Zr(18O, 16O), E=117 MeV; measured Eγ, Iγ, (16O)γ-coin at the Tandem accelerator of JAEA facility. 92,94Zr; measured γ-decay probability ratios. 93Zr(n, γ), E>3 MeV; deduced σ(E) by surrogate ratio method, using reference cross sections of the 91Zr(n, γ)92Zr reaction from ENDF/B-VII.1, and the measured γ-decay probability ratios.
doi: 10.1103/PhysRevC.94.015804
2015NI08 J.Radioanal.Nucl.Chem. 304, 1077 (2015) I.Nishinaka, A.Yokoyama, K.Washiyama, E.Maeda, S.Watanabe, K.Hashimoto, N.S.Ishioka, H.Makii, A.Toyoshima, N.Yamada, R.Amano Production and separation of astatine isotopes in the 7Li + natPb reaction NUCLEAR REACTIONS Pb(7Li, X)207At/208At/209At/210At/211At, E=29-57 MeV; measured reaction products, Eα, Iα, Eγ, Iγ; deduced production σ. Comparison with the predictions of the statistical calculation using the modified HIVAP code.
doi: 10.1007/s10967-015-3975-y
2015NI09 Phys.Lett. B 748, 89 (2015) K.Nishio, A.N.Andreyev, R.Chapman, X.Derkx, Ch.E.Dullmann, L.Ghys, F.P.Hessberger, K.Hirose, H.Ikezoe, J.Khuyagbaatar, B.Kindler, B.Lommel, H.Makii, I.Nishinaka, T.Ohtsuki, S.D.Pain, R.Sagaidak, I.Tsekhanovich, M.Venhart, Y.Wakabayashi, S.Yan Excitation energy dependence of fragment-mass distributions from fission of 180, 190Hg formed in fusion reactions of 36Ar + 144, 154Sm NUCLEAR REACTIONS 144,154Sm(36Ar, X)180Hg/190Hg, E=148-198 MeV; measured reaction products; deduced fission fragment mass and total kinetic-energy distributions. Comparison with available data.
doi: 10.1016/j.physletb.2015.06.068
2014CH38 Nucl.Data Sheets 119, 229 (2014) S.Chiba, K.Nishio, H.Makii, Y.Aritomo, I.Nishinaka, T.Ishii, K.Tsukada, M.Asai, K.Furutaka, S.Hashimoto, H.Koura, K.Ogata, T.Ohtsuki, T.Nagayama Surrogate Reactions Research at JAEA/Tokyo Tech NUCLEAR REACTIONS 235,238U(18O, F), E not given; measured reaction products; deduced fission fragment mass yields. 238U(18O, 16O), E not given; measured ejectiles, fission fragments; deduced fission fragment mass distribution, yields vs E*, unnormalized fission probability; calculated fission fragment mass distribution using multidimensional Langevin method. 239U(n, F), E=0.5-20 MeV; measured fission fragments; deduced fission σ vs neutron energy. 155Gd(18O, 16O), E not given; measured reaction products. 156Gd(n, γ), E=0.5-3.5 MeV; deduced σ using SRM (surrogate ratio method). Compared with ENDF/B/VII.1.
doi: 10.1016/j.nds.2014.08.063
2014MA62 Nucl.Data Sheets 119, 361 (2014) H.Makii, S.Ota, T.Ishii, K.Nishio, I.Nishinaka, K.Furutaka, Y.Wakabayashi, S.Chiba, M.Igashira Development of Anti-Compton LaBr3(Ce) Spectrometer for Measurement of Surrogate Reactions NUCLEAR REACTIONS 27Al(p, γ), E=992, 2046 keV; measured Eγ, Iγ. 155,157Gd(18O, 16O), E*=3-14 MeV; measured Eγ, Iγ, (16O)γ-coin. LaBr3(Ce) spectrometer. 7
doi: 10.1016/j.nds.2014.08.099
2012HI03 Eur.Phys.J. A 48, 54 (2012) Y.Hirayama, M.Mihara, Y.X.Watanabe, S.C.Jeong, H.Miyatake, S.Momota, T.Hashimoto, N.Imai, K.Matsuta, H.Ishiyama, S.Ichikawa, T.Ishii, T.Izumikawa, I.Katayama, H.Kawakami, H.Kawamura, I.Nishinaka, K.Nishio, H.Makii, S.Mitsuoka, A.Osa, Y.Otokawa, T.K.Sato Tilted-foil technique for producing a spin-polarized radioactive isotope beam
doi: 10.1140/epja/i2012-12054-1
2012KH11 Phys.Rev. C 86, 064602 (2012) J.Khuyagbaatar, K.Nishio, S.Hofmann, D.Ackermann, M.Block, S.Heinz, F.P.Hessberger, K.Hirose, H.Ikezoe, B.Kinlder, B.Lommel, H.Makii, S.Mitsuoka, I.Nishinaka, T.Ohtsuki, Y.Wakabayashi, S.Yan Evidence for hindrance in fusion between sulfur and lead nuclei NUCLEAR REACTIONS 204,206,208Pb(34S, F), (36S, F), E=160-200 MeV; measured fission fragments, fission and ER σ at JAEA facility. Comparison with coupled-channel (HIVAP) calculations. Influence of coupling to the vibrational states in 34S.
doi: 10.1103/PhysRevC.86.064602
2012NI12 Phys.Rev. C 86, 034608 (2012) K.Nishio, S.Mitsuoka, I.Nishinaka, H.Makii, Y.Wakabayashi, H.Ikezoe, K.Hirose, T.Ohtsuki, Y.Aritomo, S.Hofmann Fusion probabilities in the reactions 40, 48Ca+238U at energies around the Coulomb barrier NUCLEAR REACTIONS 238U(40Ca, X), (48Ca, X), E(cm)=180-248 MeV; measured fission fragment spectra, (fragment)(fragment)-coin, σ(θ), full momentum transfer fission σ, fission fragment σ and mass distribution, total kinetic energy (TKE); deduced fusion probabilities. Comparison with calculations using fluctuation-dissipation model using Langevin equations. Comparison with previous experimental studies.
doi: 10.1103/PhysRevC.86.034608
2011HI15 Eur.Phys.J. A 47, 138 (2011) Y.Hirayama, M.Mihara, Y.X.Watanabe, S.C.Jeong, N.Imai, K.Matsuta, H.Miyatake, T.Hashimoto, H.Ishiyama, S.Ichikawa, T.Ishii, T.Izumikawa, I.Katayama, H.Kawakami, I.Nishinaka, K.Nishio, H.Makii, S.Mitsuoka, S.Momota, A.Osa, Y.Otokawa, T.K.Sato, Y.Wakabayashi Spin-polarization of radioactive 123Ing.s. by the tilted-foil method RADIOACTIVITY 123In(β-)[from U(p, F), E=34 MeV]; measured Iβ(θ, t), β polarization using tilted multifoils at ISOL-based facility TRIAC and β-NMR technique; deduced asymmetry.
doi: 10.1140/epja/i2011-11138-8
2010IM01 Eur.Phys.J. A 46, 157 (2010) N.Imai, Y.Hirayama, H.Ishiyama, S.C.Jeong, H.Miyatake, Y.X.Watanabe, H.Makii, S.Mitsuoka, D.Nagae, I.Nishinaka, K.Nishio, K.Yamaguchi Proton resonance elastic scattering in inverse kinematics on the medium heavy nucleus 68Zn NUCLEAR REACTIONS 1H(68Zn, p), E=5.5 MeV/nucleon; measured reaction products, proton spectrum. 69Zn; deduced proton yields, σ(θ), isobaric analogue resonance angular momentum, proton and total widths. Comparison with R-matrix calculations.
doi: 10.1140/epja/i2010-11054-5
2010TA10 Phys.Rev. C 81, 057303 (2010) R.Takahashi, T.Ishii, M.Asai, D.Nagae, H.Makii, K.Tsukada, A.Toyoshima, Y.Ishii, M.Matsuda, A.Makishima, T.Shizuma, T.Kohno, M.Ogawa In-beam γ-ray spectroscopy of 248, 250, 252Cf by neutron-transfer reactions using a Cf target NUCLEAR REACTIONS 249,250,251Cf(18O, 16O), (18O, n16O), (18O, 17O), (18O, n17O), (18O, 18O), (18O, n18O), (18O, n18O), , E=153 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin. 248,250,252Cf; deduced levels, J, π, ground-state rotational bands, moments of inertia. Radioactive Cf target with 63% 249Cf, 13% 250Cf, 24% 251Cf.
doi: 10.1103/PhysRevC.81.057303
2009MA70 Phys.Rev. C 80, 065802 (2009) H.Makii, Y.Nagai, T.Shima, M.Segawa, K.Mishima, H.Ueda, M.Igashira, T.Ohsaki E1 and E2 cross sections of the 12C(α, γo)16O reaction using pulsed α beams NUCLEAR REACTIONS 13C(α, γ), (α, n), E=2.000, 2.270 MeV; measured Eγ, Iγ, γ(θ), En, σ, and σ(θ); deduced astrophysical S factors. Comparison with previous experimental data. 27Al, 127I, 206,207,208Pb(n, n'), E=3.5-4.4 MeV; 127I(n, γ), E=10.1-11.3 MeV; measured Eγ.
doi: 10.1103/PhysRevC.80.065802
2009SH17 Eur.Phys.J. A 39, 263 (2009) T.Shizuma, T.Ishii, H.Makii, T.Hayakawa, M.Matsuda A 3-quasiparticle isomer in neutron-rich 183Ta NUCLEAR REACTIONS 181Ta(18O, 16O), E=180 MeV; measured Eγ, Iγ, γγ-coin, (particle)γ-coin, time difference spectrum. 183Ta; deduced levels, J, π and T1/2 of new isomer.
doi: 10.1140/epja/i2008-10730-3
2008IS05 Phys.Rev. C 78, 054309 (2008) T.Ishii, H.Makii, M.Asai, K.Tsukada, A.Toyoshima, M.Matsuda, A.Makishima, S.Shigematsu, J.Kaneko, T.Shizuma, H.Toume, I.Hossain, T.Kohno, M.Ogawa Observation of high-j quasiparticle states in 249Cm by in-beam γ-ray spectroscopy using heavy-ion transfer reactions NUCLEAR REACTIONS 248Cm(16O, 15O), (18O, 17O), E=162 MeV; 248Cm(13C, 12C), E=120 MeV; measured Eγ, Iγ, γγ-coin, half-lives, σ. 249Cm; deduced levels, J, π, bands, configurations.
doi: 10.1103/PhysRevC.78.054309
2008SH12 Phys.Rev. C 77, 047303 (2008) T.Shizuma, T.Ishii, H.Makii, T.Hayakawa, M.Matsuda, S.Shigematsu, E.Ideguchi, Y.Zheng, M.Liu, T.Morikawa, M.Oi One-quasiparticle bands in neutron-rich 187W NUCLEAR REACTIONS 186W(18O, 17O), E=180 MeV; measured Eγ, Iγ, γγ-coin. 187W; deduced levels, J, π, band structures and configurations. 16,17,18,19O; measured ion energy losses.
doi: 10.1103/PhysRevC.77.047303
2007IS09 Phys.Rev. C 76, 011303 (2007) T.Ishii, H.Makii, M.Asai, H.Koura, S.Shigematsu, K.Tsukada, A.Toyoshima, M.Matsuda, A.Makishima, J.Kaneko, H.Toume, I.Hossain, T.Shizuma, S.Ichikawa, T.Kohno, M.Ogawa Ground-state bands of neutron-rich 236Th and 242U nuclei and implication of spherical shell closure at N = 164 NUCLEAR REACTIONS 238U(18O, 20Ne), E=200 MeV; 244Pu(16O, 20Ne), E=162 MeV; measured Eγ, Iγ, (particle)γ-coinc. 236Th, 242U deduced levels, J, π.
doi: 10.1103/PhysRevC.76.011303
2007IS11 Phys.Atomic Nuclei 70, 1457 (2007) T.Ishii, S.Shigematsu, H.Makii, M.Asai, K.Tsukada, A.Toyoshima, M.Matsuda, A.Makishima, T.Shizuma, J.Kaneko, I.Hossain, H.Toume, M.Ohara, S.Ichikawa, T.Kohno, M.Ogawa In-beam γ-ray study of the neutron-rich nuclei 240U, 246Pu, and 250Cm produced by the (18O, 16O) reaction NUCLEAR REACTIONS U(18O, 16O)240U, E=200 MeV; 244Pu(18O, 16O)246Pu, E=200 MeV; 248Cm(18O, 16O), e=200 meV; measured Eγ, Iγ, (particle)γ-coinc. 240U, 246Pu, 250Cm deduced levels, J, π, moments of inertia.
doi: 10.1134/S1063778807080224
2007MA58 Phys.Rev. C 76, 022801 (2007) H.Makii, Y.Nagai, K.Mishima, M.Segawa, T.Shima, M.Igashira Neutron-induced reactions using a γ-ray detector in a 12C(α, γ)16O reaction study NUCLEAR REACTIONS 27Al, 127I, 206,207,208Pb(n, n'γ), E not give; 10B(α, pγ), E=2.27 MeV; 9Be(α, nγ), E=2.27 MeV; measured yields.
doi: 10.1103/PhysRevC.76.022801
2007MA82 Phys.Rev. C 76, 061301 (2007) H.Makii, T.Ishii, M.Asai, K.Tsukada, A.Toyoshima, M.Matsuda, A.Makishima, J.Kaneko, H.Toume, S.Ichikawa, S.Shigematsu, T.Kohno, M.Ogawa Z dependence of the N = 152 deformed shell gap: In-beam γ-ray spectroscopy of neutron-rich 245, 246Pu NUCLEAR REACTIONS 244Pu(18O, 17O), (18O, 16O), E=162 MeV; measured Eγ, Iγ, γγ-coin, half-lives. 245,246Pu; deduced levels, J, π, configurations. Compared with experimental and calculated values for the first 2+ level energy in 232,234,236,238,240,242U, 234,236,238,240,242,244,248Pu, 240,242,244,246,248,250Cm, 244,246,248,250,252,254Cf, 250,252,254,256Fm, 248,250,252,254,256,258No. 247Cm, 249Cf, 251Fm, 253No; systematics.
doi: 10.1103/PhysRevC.76.061301
2007SH42 Eur.Phys.J. A 34, 1 (2007) T.Shizuma, T.Ishii, H.Makii, T.Hayakawa, S.Shigematsu, M.Matsuda, E.Ideguchi, Y.Zheng, M.Liu, T.Morikawa Evidence for a Kπ = 1/2+ isomer in neutron-rich 185Ta NUCLEAR REACTIONS 186W(18O, 19F), E=180 MeV; measured Eγ, Iγ, (particle)γ-coin, γγ-coin. 185Ta deduced levels, J, π.
doi: 10.1140/epja/i2007-10484-4
2006IS07 J.Phys.Soc.Jpn. 75, 043201 (2006) T.Ishii, S.Shigematsu, H.Makii, M.Asai, K.Tsukada, A.Toyoshima, M.Matsuda, A.Makishima, T.Shizuma, J.Kaneko, I.Hossain, H.Toume, M.Ohara, S.Ichikawa, T.Kohno, M.Ogawa Ground-State Band of the Neutron-Rich Transuranium Nucleus 250Cm154 NUCLEAR REACTIONS 248Cm(18O, 16O), E=162 MeV; measured Eγ, Iγ, (particle)γ-coin. 250Cm deduced levels, J, π.
doi: 10.1143/JPSJ.75.043201
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
2006SH23 Eur.Phys.J. A 30, 391 (2006) T.Shizuma, T.Ishii, H.Makii, T.Hayakawa, S.Shigematsu, M.Matsuda, E.Ideguchi, Y.Zheng, M.Liu, T.Morikawa, P.M.Walker, M.Oi Excited states in neutron-rich 188W produced by an 18O-induced 2-neutron transfer reaction NUCLEAR REACTIONS 186W(18O, 16O), E=180 MeV; measured Eγ, Iγ, (particle)γ-coin. 188W deduced levels, J, π, configurations. Level systematics in neighboring isotopes discussed.
doi: 10.1140/epja/i2006-10139-0
2005MA52 Nucl.Instrum.Methods Phys.Res. A547, 411 (2005) H.Makii, K.Mishima, M.Segawa, E.Sano, H.Ueda, T.Shima, Y.Nagai, M.Igashira, T.Ohsaki Measurement system of the γ-ray angular distributions of the 12C(α, γ)16O reaction NUCLEAR REACTIONS 12C(α, γ), E=2.27 MeV; 27Al(p, γ), E=2.05 MeV; measured Eγ, Iγ(θ).
doi: 10.1016/j.nima.2005.03.164
2005MA69 Nucl.Phys. A758, 371c (2005) H.Makii, Y.Nagai, T.Shima, M.Segawa, H.Ueda, T.Masaki, K.Mishima, M.Igashira, T.Ohsaki, S.Okabe Measurement of the 12C(α, γ)16O Reaction Cross Section Using Pulsed α Beams NUCLEAR REACTIONS 12C(α, γ), E(cm)=1.39, 1.58 MeV; measured Eγ, Iγ, σ(E2)/σ(E1). Pulsed beam.
doi: 10.1016/j.nuclphysa.2005.05.068
2005NA31 Nucl.Phys. A758, 537c (2005) Y.Nagai, A.Tomyo, Y.Temma, M.Segawa, T.Shima, H.Makii, M.Igashira, T.Ohsaki Measurement of the keV neutron capture cross section of 62Ni NUCLEAR REACTIONS 62Ni(n, γ), E=5, 5-90 MeV; measured Eγ, Iγ, capture σ; deduced Maxwellian averaged σ.
doi: 10.1016/j.nuclphysa.2005.05.097
2005SE19 Nucl.Phys. A758, 553c (2005) M.Segawa, Y.Nagai, T.Shima, H.Makii, K.Mishima, H.Ueda, Y.Temma, T.Masaki, M.Igashira, T.Ohsaki, T.Shizuma, T.Hayakawa Neutron experiment for the study of Re/Os cosmochronometer NUCLEAR REACTIONS 186,187,188Os(n, γ), E=10-90 keV; measured Eγ, Iγ.
doi: 10.1016/j.nuclphysa.2005.05.101
2005SH40 Nucl.Phys. A758, 557c (2005) T.Shima, Y.Nagai, H.Makii, K.Mishima, M.Segawa, H.Ueda, Y.Temma, T.Masaki, M.Igashira, T.Ohsaki, T.Hayakawa, T.Shizuma, H.Utsunomiya Experimental study of cosmonuclear physics at J-PARC
doi: 10.1016/j.nuclphysa.2005.05.102
2005TO14 Astrophys.J. 623, L153 (2005) A.Tomyo, Y.Temma, M.Segawa, Y.Nagai, H.Makii, T.Shima, T.Ohsaki, M.Igashira 62Ni(n, γ)63Ni reaction and overproduction of Ni isotopes NUCLEAR REACTIONS 62Ni(ν, γ), E=5.5-90 keV; measured Eγ, capture σ; deduced Maxwellian-averaged σ.
doi: 10.1086/430129
2003MA47 Nucl.Phys. A718, 475c (2003) H.Makii, E.Sano, K.Mishima, Y.Nagai, T.Shima, M.Segawa, N.Maehara, A.Tomyo, M.Igashira Preparation for the 12C(α, γ)16O experiment using pulsed α beam
doi: 10.1016/S0375-9474(03)00861-3
2003TO18 Nucl.Phys. A718, 527c (2003) A.Tomyo, Y.Nagai, Y.Nobuhara, T.Shima, H.Makii, K.Mishima, M.Igashira Neutron capture cross section measurement of 20, 22Ne for stellar nucleosynthesis NUCLEAR REACTIONS 20,22Ne(n, γ), E=15-60 keV; measured Eγ, Iγ, σ; deduced Maxwellian averaged capture σ. Astrophysical implications discussed.
doi: 10.1016/S0375-9474(03)00833-9
2003TO19 Nucl.Phys. A718, 530c (2003) A.Tomyo, Y.Nagai, T.Shima, H.Makii, K.Mishima, M.Segawa, M.Igashira 84Kr(n, γ)85Kr reaction cross section measured by an NaI(Tl) spectrometer between 10 and 80 keV NUCLEAR REACTIONS 84Kr(n, γ), E=10-80 keV; measured Eγ, Iγ; deduced Maxwellian averaged capture σ. Astrophysical implications discussed.
doi: 10.1016/S0375-9474(03)00834-0
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