NSR Query Results
Output year order : Descending NSR database version of March 21, 2024. Search: Author = A.Yokoyama Found 53 matches. 2020MA07 J.Radioanal.Nucl.Chem. 323, 921 (2020) E.Maeda, A.Yokoyama, T.Taniguchi, K.Washiyama, I.Nishinaka Measurements of the excitation functions of radon and astatine isotopes from 7Li-induced reactions with 209Bi for development of a 211Rn-211At generator NUCLEAR REACTIONS 209Bi(7Li, 5n), (7Li, 6n), (7Li, 5np), E<60 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with available data.
doi: 10.1007/s10967-019-06990-z
2016KI02 Phys.Rev. C 93, 025801 (2016) N.Kinoshita, K.Hayashi, S.Ueno, Y.Yatsu, A.Yokoyama, N.Takahashi Proton capture cross sections on neutron-magic 144Sm at astrophysically relevant energies NUCLEAR REACTIONS 144Sm(p, γ), E=2.8-7.6 MeV; measured Eγ, Iγ, σ(E) by activation method. enriched target. Experiment performed at RCNP-Osaka University. Comparison with theoretical cross sections using NON-SMOKER and TALYS with CTFG, BSFG, GS, and HT level-density models. Relevance to nucleosynthesis in T9=3-5 range.
doi: 10.1103/PhysRevC.93.025801
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
2012KI16 Science 335, 1614 (2012) N.Kinoshita, M.Paul, Y.Kashiv, P.Collon, C.M.Deibel, B.DiGiovine, J.P.Greene, D.J.Henderson, C.L.Jiang, S.T.Marley, T.Nakanishi, R.C.Pardo, K.E.Rehm, D.Robertson, R.Scott, C.Schmitt, X.D.Tang, R.Vondrasek, A.Yokoyama A Shorter 146Sm Half-Life Measured and Implications for 146Sm-142Nd Chronology in the Solar System RADIOACTIVITY 146Sm(α); measured decay products, Eα, Iα; deduced T1/2 and its uncertainty and 146Sm/144Sm ratio. 146Sm - 142Nd clock, comparison with available data.
doi: 10.1126/science.1215510
2009KI14 Phys.Rev. C 80, 034315 (2009) H.Kikunaga, Y.Kasamatsu, H.Haba, T.Mitsugashira, M.Hara, K.Takamiya, T.Ohtsuki, A.Yokoyama, T.Nakanishi, A.Shinohara Half-life estimation of the first excited state of 229Th by using α-particle spectrometry RADIOACTIVITY 233U(α); measured Eα, Iα. 229mTh; deduced half-life.
doi: 10.1103/PhysRevC.80.034315
2008HA41 J.Nucl.Radiochem.Sci. 9, 27 (2008) H.Haba, H.Kikunaga, D.Kaji, T.Akiyama, K.Morimoto, K.Morita, T.Nanri, K.Ooe, N.Sato, A.Shinohara, D.Suzki, T.Takabe, I.Yamazaki, A.Yokoyama, A.Yoneda Performance of the Gas-jet Transport System Coupled to the RIKEN Gas-filled Recoil Ion Separator GARIS for the 238U(22Ne, 5n)255No Reaction RADIOACTIVITY 255No(α), (EC), 255Md(EC) [from 238U(22Ne, 5n)255No, E=113.8 MeV]; measured decay products, Eα, Iα; deduced α-particle energies, T1/2. Comparison with available data. The gas-jet transport system coupled to the RIKEN gas-filled recoil ion separator GARIS.
doi: 10.14494/jnrs.9.27
2008KI05 J.Phys.(London) G35, 014033 (2008) N.Kinoshita, T.Hashimoto, T.Nakanishi, A.Yokoyama, H.Amakawa, T.Mitsugashira, T.Ohtsuki, N.Takahashi, I.Ahmad, J.P.Greene, D.J.Henderson, C.L.Jiang, M.Notani, R.C.Pardo, N.Patel, K.E.Rehm, R.Scott, R.Vondrasek, L.Jisonna, P.Collon, D.Robertson, C.Schmitt, X.D.Tang, Y.Kashiv, H.Nassar, M.Paul Ultra-sensitive detection of p-process nuclide 146Sm produced by (γ, n), (p, 2nε) and (n, 2n) reactions
doi: 10.1088/0954-3899/35/1/014033
2008YO06 Hyperfine Interactions 181, 69 (2008) A.Yokoyama, T.Hashimoto, K.Ihara, H.Kikunaga, N.Kinoshita, I.Yamazaki, K.Kataoka, M.Yanase, M.Takata, Y.Murakami, K.Takamiya, M.Tanigaki, Y.Ohkubo Measurement of electric field gradient at 117In on the Cu-site in mavicyanin by perturbed angular correlation of γ-rays
doi: 10.1007/s10751-008-9691-z
2007HA49 J.Nucl.Radiochem.Sci. 8, 109 (2007) T.Hashimoto, T.Nakanishi, A.Yokoyama, H.Amakawa, T.Mitsugashira, T.Ohtsuki, N.Takahashi, I.Ahmad, J.P.Greene, D.J.Henderson, C.L.Jiang, M.Notani, R.C.Pardo, N.Patel, K.E.Rehm, R.Scott, R.Vondrasek, L.Jisonna, P.Collon, D.Robertson, C.Schmitt, X.D.Tang, Y.Kashiv, M.Paul Technological Development for Half-life Measurement of 146Sm Nuclide NUCLEAR REACTIONS 147Sm(γ, n), E < 50 MeV; 147Sm(n, 2n), E=6-10 MeV; 147Sm(p, 2n), E=21 MeV; measured Eα, Iα.
2007NI06 J.Radioanal.Nucl.Chem. 272, 661 (2007) K.Ninomiya, H.Sugiura, T.Nakatsuka, Y.Kasamatsu, H.Kikunaga, W.Sato, T.Yoshimura, H.Matsumura, K.Takamiya, M.K.Kubo, K.Sueki, A.Yokoyama, Y.Hamajima, T.Miura, K.Nishiyama, A.Shinohara Study of electronic X-rays emitted from pionic and muonic atoms ATOMIC PHYSICS Z=30-92; measured the energy shifts of electronic Kα X-rays for light muonic atoms.
doi: 10.1007/s10967-007-0642-y
2005KI25 Radiochim.Acta 93, 507 (2005) H.Kikunaga, Y.Kasamatsu, K.Takamiya, T.Mitsugashira, M.Hara, T.Ohtsuki, H.Yuki, A.Shinohara, S.Shibata, N.Kinoshita, A.Yokoyama, T.Nakanishi Search for α-decay of 229mTh produced from 229Ac β-decay following 232Th(γ, p2n) reaction RADIOACTIVITY 229Th(α) [from 232Th(γ, 2np)]; measured Eα, Iα; deduced possible isomeric state decay.
doi: 10.1524/ract.2005.93.9-10.507
2005NA46 Radiochim.Acta 93, 519 (2005) Y.Nagame, K.Tsukada, M.Asai, A.Toyoshima, K.Akiyama, Y.Ishii, T.Kaneko-Sato, M.Hirata, I.Nishinaka, S.Ichikawa, H.Haba, S.Enomoto, K.Matsuo, D.Saika, Y.Kitamoto, H.Hasegawa, Y.Tani, W.Sato, A.Shinohara, M.Ito, J.Saito, S.Goto, H.Kudo, H.Kikunaga, N.Kinoshita, A.Yokoyama, K.Sueki, Y.Oura, H.Nakahara, M.Sakama, M.Schadel, W.Bruchle, J.V.Kratz Chemical studies on rutherfordium (Rf) at JAERI NUCLEAR REACTIONS 248Cm(18O, 5n), E ≈ 90-100 MeV; measured excitation function. Chemical properties of rutherfordium studied.
doi: 10.1524/ract.2005.93.9-10.519
2004MB13 Nucl.Instrum.Methods Phys.Res. B 223-224, 807 (2004) H.Matsumura, T.Aze, Y.Oura, H.Kikunaga, A.Yokoyama, K.Takamiya, S.Shibata, T.Otsuki, H.Yuki, K.Sakamoto, H.Haba, K.Washiyama, H.Nagai, H.Matsuzaki Yield measurements for 7Be and 10Be productions from natCu, natAg and 197Au by bremsstrahlung irradiation at E0=200 MeV NUCLEAR REACTIONS Cu(γ, x), Ag(γ, x), 197Au(γ, x), E=200 MeV; measured products, 7Be, 10Be; deduced σ, σ(E). Data were imported from EXFOR entry K2024.
doi: 10.1016/j.nimb.2004.04.149
2003KI26 J.Nucl.Radiochem.Sci. 4, No 1, 5 (2003) N.Kinoshita, A.Yokoyama, T.Nakanishi Half-Life of Samarium-147 RADIOACTIVITY 147Sm(α); measured Eα, T1/2. Comparison with previous results.
2003YO04 Czech.J.Phys. (Supplement) 53, A411 (2003) A.Yokoyama, T.Murae, N.Kinoshita, H.Kikunaga, T.Ohki, M.Shigekawa, Y.Kasamatsu, A.Shinohara, S.Shibata, T.Saito Radioisotope production in target fragmentation with high-energy heavy ions at HIMAC NUCLEAR REACTIONS 197Au(12C, X), E=180, 290, 400 MeV/nucleon; 197Au(40Ar, X), E=290, 650 MeV/nucleon; measured fragment yields, isotopic production σ. Thick-target thick-catcher method.
doi: 10.1007/s10582-003-0053-4
2002YO03 Nucl.Phys. A701, 231c (2002) Role of Two-Body Operators in Electromagnetic Transitions NUCLEAR STRUCTURE 44,50Ti, 48,50,52Cr, 52,54Fe; calculated E2 and E6 transition strengths; deduced role of two-body contributions. Comparisons with data.
doi: 10.1016/S0375-9474(01)01581-0
2001YO13 Radiochim.Acta 89, 703 (2001) A.Yokoyama, S.Morimoto, H.Araki, J.Sanada, H.Baba, A.Shinohara, S.Shibata, T.Saito, Y.Ohkubo Radiochemical Study on the Mechanism of Target Fragmentation of Cu, Nb, Pr and Au Targets Induced by 12C and 40Ar Projectiles NUCLEAR REACTIONS Cu, Nb, Pr, Au(12C, X), (40Ar, X), E=180, 290, 400, 690 MeV/nucleon; measured fragments mass distributions, recoil momenta; deduced reaction mechanism features. Activation technique. Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2074. 1999BA25 J.Radioanal.Nucl.Chem. 239, 103 (1999) H.Baba, N.Takahashi, A.Yokoyama, T.Saito Radiochemical Study of Fast Fission Mechanism NUCLEAR REACTIONS 238U(12C, F), E=110, 130, 140 MeV; measured fragment mass yield distributions following fission; deduced fast fission component. Radiochemical techniques.
doi: 10.1007/BF02349538
1999TA10 J.Radioanal.Nucl.Chem. 239, 117 (1999) K.Takamiya, T.Inoue, K.Nakanishi, A.Yokoyama, N.Takahashi, T.Saito, H.Baba, Y.Nakagome Fission Fragment Configurations at the Scission Point of 233U, 235U and 239Pu(nth, f) NUCLEAR REACTIONS 233,235U, 239Pu(n, F), E=thermal; measured fission fragments kinetic energy, mass distributions, deformation; deduced multi-mode fission mechanism.
doi: 10.1007/BF02349541
1999YO03 J.Radioanal.Nucl.Chem. 239, 143 (1999) A.Yokoyama, S.Morimoto, T.Inoue, J.Sanada, H.Araki, T.Saito, H.Baba, S.Shibata, A.Shinohara, T.Muroyama, Y.Ohkubo Reaction Mechanism for Target-Like Products from 197Au Target Bombarded with 12C Ions of Energies Above 100 MeV/u NUCLEAR REACTIONS 197Au(12C, X), E=180, 230, 400 MeV/nucleon; measured Z=77-79 products production σ; deduced reaction mechanism features. Activation technique.
doi: 10.1007/BF02349546
1998BB04 Eur.Phys.J. A 3, 281 (1998) H.Baba, N.Takahashi, A.Yokoyama, T.Saito Fast Fission Mechanism and Duality of the Diffusion Process NUCLEAR REACTIONS 238U(12C, F), E=110, 130, 140 MeV; measured cumulative, independent fission yields; deduced fast fission component, reaction time, other reaction mechanism features. Radiochemical techniques.
doi: 10.1007/s100500050179
1998BB05 Nucl.Instrum.Methods Phys.Res. A416, 301 (1998) H.Baba, J.Sanada, H.Araki, A.Yokoyama Determination of the Formation Cross Section by γ Spectrometry: Derivation of universal correction formulas for ingrowth during irradiation NUCLEAR REACTIONS 238U(p, F), E=8.6 MeV; calculated fission yield correction factors. Correction formulae for ingrowth.
doi: 10.1016/S0168-9002(98)00671-8
1998TA13 Radiochim.Acta 80, 171 (1998) N.Takahashi, A.Yokoyama, H.Baba, T.Yamaguchi, D.Yano, T.Saito, N.Nitani, Y.Hamajima, T.Ohtsuki, K.Masumoto Sudden Changes in the Characteristics of GDR Fission of 238U Around the Critical Energy for Nuclear Phase Transition NUCLEAR REACTIONS 238U(γ, F), E=15, 30, 60 MeV bremsstrahlung; measured fission products γ-spectra; deduced yields, fission modes energy dependence, related features. Data from this article have been entered in the EXFOR database. For more information, access X4 datasetK2602. 1997BA83 J.Nucl.Sci.Technol.(Tokyo) 34, 871 (1997) H.Baba, T.Saito, N.Takahashi, A.Yokoyama, T.Miyauchi, S.Mori, D.Yano, T.Hakoda, K.Takamiya, K.Nakanishi, Y.Nakagome Role of Effective Distance in the Fission Mechanism Study by the Double-Energy Measurement for Uranium Isotopes NUCLEAR REACTIONS 233,235U(n, F), E=thermal; 238U(p, F), E=9.8 MeV; measured fission fragment mass, kinetic energy distributions. 234,236U, 239Np deduced fission barrier features.
doi: 10.1080/18811248.1997.9733759
1997YO05 Phys.Rev. C55, 1282 (1997) Two-Body Part of Effective Transition Operators and Higher-Multipole Transitions in the 1f7/2-Shell Nuclei NUCLEAR STRUCTURE 44Sc, 52Mn, 52,53Fe; calculated transition matrix elements, strengths. First-order perturbation theory.
doi: 10.1103/PhysRevC.55.1282
1997YO10 J.Radioanal.Nucl.Chem. 223, 99 (1997) A.Yokoyama, H.Baba, N.Takahashi, M.-C.Duh, T.Saito Charge Degree of Freedom as a Sensitive Probe for Fission Mechanism NUCLEAR REACTIONS 238U(12C, F), E=110, 130, 140 MeV; measured fission fragments independent, cumulative yields. 238U(12C, F), E=46-205 MeV; analyzed fission fragments charge, mass yield distributions; deduced fission mechanism features.
doi: 10.1007/BF02223370
1996BA69 Z.Phys. A356, 61 (1996) H.Baba, A.Yokoyama, N.Takahashi, N.Nitani, R.Kasuga, T.Yamaguchi, D.Yano, K.Takamiya, N.Shinohara, K.Tsukada, Y.Hatsukawa, Y.Nagame Abrupt Changes of the Characteristics of the Proton-Induced Fission of 238U Around 14-MeV Excitation NUCLEAR REACTIONS, ICPND 238U(p, F), E=9.4, 12.4, 17.9 MeV; measured fission fragment cumulative, independent yields vs Z, mass yield distributions for A=83-238; deduced fission mechanism incident energy dependence.
doi: 10.1007/s002180050149
1996YO07 Z.Phys. A356, 55 (1996) A.Yokoyama, N.Takahashi, N.Nitani, H.Baba, R.Kasuga, T.Yamaguchi, D.Yano, K.Takamiya, N.Shinohara, K.Tsukada, Y.Hatsukawa, Y.Nagame Precision Determination of Charge Dispersion and Distribution in the Proton-Induced Fission of 238U at 13.9 MeV Excitation NUCLEAR REACTIONS, ICPND 238U(p, F), E=13.9 MeV; measured fission fragment mass yield distribution, charge dispersion, distribution for 73Zn-238Np. Gas-jet transport systems, radiochemical stacked-target technique, Ge γ-ray spectrometry.
doi: 10.1007/s002180050148
1996YO09 J.Radioanal.Nucl.Chem. 212, 451 (1996) A.Yokoyama, K.Takesako, T.Saito, H.Baba, Y.Ohkubo, A.Shinohara, M.Furukawa Limiting Behavior of Target Fragmentation in the Reactions of Lanthanide Nuclei Induced by Heavy Projectiles NUCLEAR REACTIONS 165Ho(15N, X), E=1 GeV; 165Ho(14N, X), E=1.8 GeV; 141Pr(40Ar, X), E=2.3, 3.8 GeV; measured fragment mass yield distribution; deduced target fragmentation limiting behavior related features. Off-line γ spectrometry.
doi: 10.1007/BF02163290
1995KU36 Radiochim.Acta 69, 65 (1995) H.Kusawake, T.Saito, A.Yokoyama, K.Takesako, N.Takahashi, H.Baba, Y.Ohkubo, A.Shinohara Angular-Momentum Effect in the Fusion Reaction of 141Pr with 40Ar Projectiles NUCLEAR REACTIONS, ICPND 141Pr(40Ar, X), (40Ar, F), E=7-94 MeV/nucleon; measured residuals production σ, cumulative yields for Zn to Ta isotopes, mass 65-173, fission product mass, charge distribution. Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE1910. 1995TA22 Z.Phys. A353, 35 (1995) N.Takahashi, N.Yukawa, H.Kobayashi, A.Yokoyama, T.Saito, H.Baba Two Mode Fission: Existence of two independent paths in the fission of actinide elements NUCLEAR REACTIONS 232Th, 238U(α, F), E=45 MeV; measured fission fragment production σ, total kinetic energy, anisotropy vs mass; deduced symmetric, asymmetric fission modes existence, statistical, cold fission temperatures for 232Th+α, 238U+α systems assuming 233U, 239Pu respectively as fissioning nuclei.
doi: 10.1007/BF01297725
1992DU06 Nucl.Phys. A550, 281 (1992) M.-C.Duh, H.Baba, N.Takahashi, A.Yokoyama, T.Saito, S.Baba, K.Hata Charge and Mass Characteristics of the Fragments in the Fission of Uranium Isotopes Induced by 12C Ions NUCLEAR REACTIONS, ICPND 238,235,233U(12C, F), E < 100 MeV; measured fission product yields. Activation method.
doi: 10.1016/0375-9474(92)90684-C
1992YO03 Phys.Rev. C46, 647 (1992) A.Yokoyama, W.Loveland, J.O.Liljenzin, K.Aleklett, D.J.Morrissey, G.T.Seaborg Fragmentation of 197Au by 21 MeV/Nucleon 129Xe NUCLEAR REACTIONS 197Au(129Xe, X), (129Xe, F), E=21 MeV/nucleon; measured residuals production σ, independent yield distribution, intermediate mass, fission fragment recoils, X=24Na-198Tl; deduced fragment mass distribution, velocities, momenta. Stochastic nucleon exchange model.
doi: 10.1103/PhysRevC.46.647
1991BA56 Nucl.Instrum.Methods Phys.Res. A309, 236 (1991) H.Baba, A.Yokoyama, Y.Sakuraba, N.Nitani, T.Saito, S.Baba Systematic Treatment of the Photopeak Efficiency RADIOACTIVITY 139Ce, 113Sn, 85Sr, 137Cs, 54Mn, 57,60Co, 88Y, 22,24Na, 133Ba, 152Eu; measured photopeak efficiencies ratios. Large Ge detectors.
doi: 10.1016/0168-9002(91)90108-3
1990NA11 Nucl.Phys. A510, 518 (1990) Y.Nagame, H.Ikezoe, S.Baba, K.Hata, T.Sekine, S.Ichikawa, M.Magara, K.Ideno, A.Yokoyama, Y.Hatsukawa, T.Ohtsuki Statistical Emission of Complex Fragments Produced in the Reaction 37Cl + 68Zn NUCLEAR REACTIONS 68Zn(37Cl, X), E=156, 166, 177 MeV; measured σ(fragment, E, θ), (fragment)(fragment)-coin; deduced mass division characteristics. Statistical model calculation.
doi: 10.1016/0375-9474(90)90064-S
1990NA28 Phys.Lett. 249B, 13 (1990) Y.Nagame, H.Ikezoe, T.Ohtsuki, A.Yokoyama, Y.Hatsukawa, S.Baba, K.Hata, T.Sekine, K.Ideno Symmetric Mass Division Process in the Reactions 37Cl + 68Zn and 16O + 89Y NUCLEAR REACTIONS 68Zn(37Cl, X), E=160, 177 MeV; 89Y(16O, X), E=140 MeV; measured fragment σ(θ) vs mass; deduced mass distribution variances, total kinetic energy distribution widths.
doi: 10.1016/0370-2693(90)90520-G
1990YO05 Phys.Rev. C42, 1399 (1990) Microscopic Interpretation of Inelastic Electron Scattering from Even Ni Isotopes NUCLEAR STRUCTURE 58,60,62,64Ni; calculated transition charge densities. Shell model, (e, e') data input.
doi: 10.1103/PhysRevC.42.1399
1989YO01 Z.Phys. A332, 61 (1989) A.Yokoyama, T.Saito, M.Shoji, H.Baba, S.Baba, K.Hata, T.Sekine, S.Ichikawa Nuclear Transfer in Highly Mass-Asymmetric Reaction Systems between 197Au and Relatively Light Projectiles in the Energy Region below 10 MeV/u I. Target-Like Products NUCLEAR REACTIONS, ICPND 197Au(12C, X), (16O, X), (37Cl, X), (14N, X)199Au/198Au/198mAu/196Au/196mAu/195Au/194Au/193Au/192Au, E ≈ threshold-130 MeV; measured residual production σ(E); deduced reaction mechanism. Activation technique. Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE1231. 1989YO02 Z.Phys. A332, 71 (1989) A.Yokoyama, T.Saito, H.Baba, K.Hata, Y.Nagame, S.Ichikawa, S.Baba, A.Shinohara, N.Imanishi Nuclear Transfer in Highly Mass-Asymmetric Reaction Systems between 197Au and Relatively Light Projectiles in the Energy Region below 10 MeV/u II. Projectile (16O)-Like Products NUCLEAR REACTIONS 197Au(16O, X), E=6.6, 8.8 MeV/nucleon; measured σ(θ) for X=Li, Be, B, C, N, F; deduced reaction mechanism. Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2090. 1989YO04 Phys.Rev. C39, 2458 (1989) Role of Core Polarization in Inelastic Electron Scattering from Even Ni Isotopes NUCLEAR STRUCTURE 58,60,62,64Ni; calculated transition charge densities. Shell model, core polarization.
doi: 10.1103/PhysRevC.39.2458
1988BA57 Z.Phys. A331, 53 (1988) S.Baba, K.Hata, S.Ichikawa, T.Sekine, Y.Nagame, A.Yokoyama, M.Shoji, T.Saito, N.Takahashi, H.Baba, I.Fujiwara Evaporation Residue Formation Competing with the Fission Process in the 197Au + 16O, 12C Reactions and Fission Barriers at a Specified J Window NUCLEAR REACTIONS, ICPND, MECPD 197Au(16O, 3n), (16O, 4n), (16O, 5n), (16O, 6n), (16O, 7n), E(cm) ≈ 70-130 MeV; 197Au(12C, 3n), (12C, 4n), (12C, 5n), (12C, 6n), E(cm) ≈ 55-100 MeV; measured evaporation residue σ(E). 211Fr, 207At deduced fission barrier. Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0474. 1988SE08 Z.Phys. A331, 105 (1988) T.Sekine, S.Ichikawa, M.Oshima, H.Iimura, Y.Nagame, K.Hata, N.Takahashi, A.Yokoyama Identification of a New Isotope of 121La by Means of Element-Selective Mass Separation RADIOACTIVITY 121La(β+), (EC) [from 92Mo(32S, X), E=4.7 MeV/nucleon]; measured βγ-coin, γγ(X-ray)-coin; deduced T1/2. 121Ba deduced transitions. NUCLEAR REACTIONS 92Mo(32S, xnp), E=4.7 MeV/nucleon; measured γγ(X-ray)-, βγ-coin; deduced evidence for 121La.
1988YO03 Phys.Rev. C38, 1058 (1988) Shell-Model Calculations of Isovector Electromagnetic Transitions and Gamow-Teller Beta Decays in the N ≈ 28 Region NUCLEAR STRUCTURE 49Ca, 49,50Sc, 50,51Ti, 51,52V, 52,53Cr, 53Mn, 55Fe, 55Co; calculated magnetic dipole moments, isovector E2, M1 transition strength, isobaric analog states, Gamow-Teller beta decay log ft values. Shell model.
doi: 10.1103/PhysRevC.38.1058
1987SH19 Nucl.Phys. A472, 151 (1987) A.Shinohara, T.Saito, M.Shoji, A.Yokoyama, H.Baba, M.Ando, K.Taniguchi Nuclear Excitation in 189Os with Synchrotron Radiation NUCLEAR REACTIONS 189Os(γ, X), E=2.5 GeV synchroton radiation; measured E X-ray, I X-ray; deduced probability for nuclear excitation by electron transition. 189Os deduced isomer excitation mechanism, Γγ, Γ(isomer)/Γ for other levels. Wiggler synchroton radiation, resonance absorption of photon by nucleus.
doi: 10.1016/0375-9474(87)90225-9
1987YO04 Phys.Rev. C36, 1657 (1987) Core-Polarization Effects on Stretched Particle-Hole Excitations in Closed Shell Nuclei NUCLEAR STRUCTURE 12C, 16O, 28Si, 48,40Ca, 90Zr, 146Gd, 208Pb; calculated stretched particle-hole excitation suppression factors. Configuration mixing model.
doi: 10.1103/PhysRevC.36.1657
1986SH22 Nucl.Phys. A456, 701 (1986) A.Shinohara, A.Yokoyama, S.Moriyasu, T.Saito, H.Baba Fission and Particle Evaporation following Stopped-Negative-Pion Absorption in 209Bi NUCLEAR REACTIONS 209Bi(π-, F), (π-, xnyp), E at rest; measured γ-rays, pionic X-rays; deduced fission probability, reaction yields. Compared results with model calculation.
doi: 10.1016/0375-9474(86)90082-5
1985YO01 Phys.Rev. C31, 1012 (1985) Intruder States of the Odd-Mass N = 27 Isotones NUCLEAR STRUCTURE 47Ca, 48,49Sc, 49,50Ti, 53,54Fe, 51V, 52Cr, 53Mn, 55Co; calculated levels. 47Ca, 49Ti, 51Cr, 53Fe; calculated B(E2). Shell model, effective interactions.
doi: 10.1103/PhysRevC.31.1012
1982IW01 Phys.Rev. C25, 658 (1982) T.Iwamoto, H.Horie, A.Yokoyama Inelastic Electron Scattering Form Factors for the Excitation of the 2+ States in the 1f7/2 Nuclei NUCLEAR REACTIONS 42,44,46,48Ca, 46,48,50Ti, 50,52Cr, 54Fe(e, e'), E not given; calculated form factors. Shell model, effective interactions. NUCLEAR STRUCTURE 42,44,46,48Ca, 46,48,50Ti, 50,52Cr, 54Fe; calculated levels, B(E2), quadrupole moment. Shell model, effective interactions.
doi: 10.1103/PhysRevC.25.658
1981YO01 Phys.Lett. 99B, 5 (1981) Effect of Neutron Excitations on the Strength Distributions for Single-Proton Transfer Reactions on the N=28 Nuclei NUCLEAR REACTIONS 51V(3He, d), E=10.48, 15, 22 MeV; analyzed spectroscopic factor data; deduced neutron excitation effects on proton 2p3/2 strength fragmentation. Shell model.
doi: 10.1016/0370-2693(81)90792-9
1980YO01 Phys.Lett. 91B, 181 (1980) A.Yokoyama, M.Horiike, K.Ogawa Inelastic Electron Scattering from Collective 4+ States NUCLEAR REACTIONS 56Fe(e, e'), E not given; calculated 0+-4+ collective transition form factors; deduced strong proton, neutron correlations. Shell model.
doi: 10.1016/0370-2693(80)90425-6
1978YO04 Prog.Theor.Phys. 60, 427 (1978) Shell-Model Study of the N - 28 Nuclei with Emphasis on High-Spin States NUCLEAR STRUCTURE 49Sc, 51V, 53Mn, 55Co; calculated energies of high spin states. Shell-model calculation in (f7/2)(f7/2p3/2) space, effective interactions.
doi: 10.1143/PTP.60.427
1977YO06 Progr.Theor.Phys. 58, 1653 (1977) Shell-Model Study of High-Spin States in the N ≈8 Region NUCLEAR STRUCTURE 51V, 53Mn; calculated levels.
doi: 10.1143/PTP.58.1653
1976AD04 Nucl.Phys. A263, 173 (1976) M.Adachi, H.Taketani, T.Hattori, T.Matsuzaki, A.Yokoyama, T.Oda Lifetimes of the First and Second Excited 3/2- States in 55Co NUCLEAR REACTIONS 54Fe(3He, dγ), E=8.1 MeV; measured Eγ(θ), Doppler shift. 55Co levels deduced T1/2. Enriched target.
doi: 10.1016/0375-9474(76)90191-3
Back to query form |