NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = R.C.Ma Found 9 matches. 2001XI01 High Energy Phys. and Nucl.Phys. (China) 25, 198 (2001) Y.-X.Xie, S.-W.Xu, Z.-K.Li, T.-M.Zhang, R.-C.Ma, Y.-X.Guo, Y.-X.Ge, C.-F.Wang, J.-P.Xing (EC + β+) Decay of Neutron-Deficient Nuclide 129Ce RADIOACTIVITY 129Ce(EC), (β+) [from 117Sn(16O, 4n)]; measured Eγ, Iγ, γγ-, (X-ray)γ-coin; deduced log ft. 129La deduced levels, J, π. He-jet transport system, chemical separation.
2000LI43 Chin.Phys.Lett. 17, 787 (2000) Z.-K.Li, S.-W.Xu, Y.-X.Xie, T.-M.Zhang, R.-C.Ma, Y.-X.Guo, Y.-X.Ge, C.-F.Wang, B.Guo, J.-P.Xing, J.-Z.Du (EC + β+) Decay of 128Ce RADIOACTIVITY 128Ce(EC), (β+) [from 116Sn(16O, 4n)]; measured delayed Eγ, Iγ, γγ-, (X-ray)γ-coin. 128La deduced levels, J, π, configurations. Tape transport system.
1999GA41 Eur.Phys.J. A 6, 59 (1999) Z.G.Gan, Z.Qin, J.S.Guo, L.J.Shi, H.Y.Liu, T.R.Guo, X.G.Lei, R.C.Ma, W.X.Huang, S.G.Yuan, X.Q.Zhang, G.M.Jin Decay of the Very Neutron-Deficient Isotope 131Pm RADIOACTIVITY 131Pm(β+), (EC) [from 106Cd(32S, 4n3p), E=170 MeV]; measured Eγ, Iγ, γγ-, (X-ray)γ-coin, T1/2. 131Nd, 131Pr deduced levels.
doi: 10.1007/s100500050317
1999HU05 Phys.Rev. C59, 2402 (1999) W.X.Huang, R.C.Ma, S.W.Xu, X.J.Xu, J.S.Guo, X.F.Sun, Y.X.Xie, Z.K.Li, Y.X.Ge, Y.Y.Wang, C.F.Wang, T.M.Zhang, G.M.Jin, Y.X.Luo β-Delayed Proton Decays of the Tz = 1/2 Series Nuclei, 81Zr and 85Mo RADIOACTIVITY 81Zr, 85Mo(β+p) [from 58Ni(32S, xnypza)]; measured Eγ, Iγ, proton spectra, pγ-coin, T1/2; deduced proton decay branching ratios. 81Zr, 85Mo deduced ground-state J, π, mass excesses. He-jet, tape transportation.
doi: 10.1103/PhysRevC.59.2402
1997HU07 Phys.Rev. C56, 1152 (1997) W.X.Huang, R.C.Ma, X.J.Xu, S.W.Xu, Y.X.Xie, Z.K.Li, Y.X.Ge, Y.Y.Wang, C.F.Wang, T.M.Zhang, X.F.Sun, G.M.Jin, Y.X.Luo Proton Branching Ratios in the β-Delayed Proton Decay of 87Mo RADIOACTIVITY 87Mo(EC), (β+p) [from 58Ni(32S, n2p), E=150 MeV]; measured Ep, Ip, Eγ, T1/2, γ-coin following β-delayed proton decay. 86Zr levels deduced proton branching ratios. Enriched 58Ni target, He-jet, Si(Au), hyperpure Ge detectors.
doi: 10.1103/PhysRevC.56.1152
1997HU15 Z.Phys. A359, 349 (1997) W.X.Huang, R.C.Ma, X.J.Xu, S.W.Xu, Y.X.Xie, Z.K.Li, Y.X.Ge, Y.Y.Wang, C.F.Wang, T.M.Zhang, X.F.Sun, G.M.Jin, Y.X.Luo Half-Lives of the T(z) = 1/2 Series Nuclei, 81Zr and 85Mo RADIOACTIVITY 81Zr, 85Mo(β+p) [from 58Ni(32S, X), E=170 MeV]; measured β-delayed Ep, Ip, Eγ, Iγ, (proton)γ-coin, T1/2. He-jet, fast tape transport.
doi: 10.1007/s002180050413
1997SH21 Chin.Phys.Lett. 14, 270 (1997) L.-J.Shi, J.-S.Guo, H.-Y.Liu, Z.-G.Gan, W.-F.Yang, W.-T.Mou, T.-R.Guo, S.-F.Shen, K.-M.Fang, S.-G.Yuan, Z.Qin, X.-Q.Zhang, R.-C.Ma, J.-Q.Zhong, S.-H.Wang, D.-M.Kong, J.-M.Qiao Production and Assignment of a New Transuranium Neutron-Deficient Isotope 235Am RADIOACTIVITY 235Am [from 238Pu(p, 4n), E=35 MeV]; measured X-ray, γ-ray spectra, (X-ray)γ-coin, T1/2. NUCLEAR REACTIONS 238Pu(p, 4n), E=35 MeV; measured X-ray, γ-ray spectra, (X-ray)γ-coin; deduced evidence for 235Am.
1997XI01 Chin.Phys.Lett. 14, 344 (1997); see also 2001Xi01 Y.-X.Xie, S.-W.Xu, R.-C.Ma, Z.-K.Li, Y.-X.Guo, T.-M.Zhang, Y.-X.Ge, C.-F.Wang, B.Guo, J.-P.Xing, T.-R.Guo, Y.-Y.Wang, S.-F.Zhu, W.Xu, J.-Z.Du (EC+β+) Decay of 129Ce RADIOACTIVITY 129Ce(EC)(β+) [from 117Sn(16O, 4n), E=102 MeV]; measured Eγ, Iγ, γγ-coin; deduced possible J, π, log(ft). 129La deduced levels, relative Iγ. Helium-jet tape transport system. Note: corrections given in 2001Xi01.
1997XU01 Phys.Rev. C55, R553 (1997) X.J.Xu, W.X.Huang, R.C.Ma, Z.D.Gu, Y.F.Yang, Y.Y.Wang, C.F.Dong, L.L.Xu β-Delayed Proton Decay of 69Kr RADIOACTIVITY 69Kr(β+p) [from 40Ca(32S, 3n), E=170 MeV]; measured β-delayed Ep, T1/2. 69Kr deduced proton binding energy, mass excess, decay scheme, β-branching ratio. Si(Au) surface barrier detectors, pulsed beam.
doi: 10.1103/PhysRevC.55.R553
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