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NSR database version of April 24, 2024.

Search: Author = R.Ma

Found 93 matches.

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2023ZH26      Phys.Rev. C 107, 065801 (2023)

H.Zhang, J.Su, Z.H.Li, Y.J.Li, E.T.Li, C.Chen, J.J.He, Y.P.Shen, G.Lian, B.Guo, X.Y.Li, L.Y.Zhang, Y.D.Sheng, Y.J.Chen, L.H.Wang, L.Zhang, F.Q.Cao, W.Nan, W.K.Nan, G.X.Li, N.Song, B.Q.Cui, L.H.Chen, R.G.Ma, Z.C.Zhang, T.Y.Jiao, B.S.Gao, X.D.Tang, Q.Wu, J.Q.Li, L.T.Sun, S.Wang, S.Q.Yan, J.H.Liao, Y.B.Wang, S.Zeng, D.Nan, Q.W.Fan, W.P.Liu

Updated reaction rate of 25Mg(p, γ)26Al and its astrophysical implication

NUCLEAR REACTIONS 25Mg(p, γ), E=117-350 keV; measured Eγ, Iγ, sum of γ energies; deduced γ-ray branching ratios, resonances, resonance strengths, astrophysical reaction rate (T=0.01-2.0 GK), contribution of individual resonances to the reaction rate, ground-state and isomeric state contribution. Comaprison to other experimental data and NACRE compilation. Evaluated the impact of the obtained data on the 26Al yield in stellar environment (code MESA). BGO detector array in nearby 4π geometry composed of 8 identical segments at high-current 400 kV JUNA accelerator (China JinPing underground Laboratory).

doi: 10.1103/PhysRevC.107.065801
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Data from this article have been entered in the XUNDL database. For more information, click here.


2022ZH60      Nature(London) 610, 656 (2022)

L.Zhang, J.He, R.J.deBoer, M.Wiescher, A.Heger, D.Kahl, J.Su, D.Odell, Y.Chen, X.Li, J.Wang, L.Zhang, F.Cao, H.Zhang, Z.Zhang, X.Jiang, L.Wang, Z.Li, L.Song, H.Zhao, L.Sun, Q.Wu, J.Li, B.Cui, L.Chen, R.Ma, E.Li, G.Lian, Y.D.Sheng, Z.Li, B.Guo, X.Zhou, Y.Zhang, H.Xu, J.Cheng, W.Liu

Measurement of 19F(p, γ)20Ne reaction suggests CNO breakout in first stars

NUCLEAR REACTIONS 19F(p, γ), E(cm)<400 keV; measured reaction products, Eγ, Iγ; deduced yields, S-factor, resonance strengths, astrophysical reaction rates. Comparison with available data. The Jinping Underground Nuclear Astrophysics Experiment (JUNA).

doi: 10.1038/s41586-022-05230-x
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2022ZH67      Phys.Rev. C 106, 055803 (2022)

L.Y.Zhang, J.Su, J.J.He, R.J.deBoer, D.Kahl, M.Wiescher, D.Odell, Y.J.Chen, X.Y.Li, J.G.Wang, L.Zhang, F.Q.Cao, H.Zhang, Z.C.Zhang, T.Y.Jiao, Y.D.Sheng, L.H.Wang, L.Y.Song, X.Z.Jiang, Z.M.Li, E.T.Li, S.Wang, G.Lian, Z.H.Li, B.Guo, X.D.Tang, L.T.Sun, Q.Wu, J.Q.Li, B.Q.Cui, L.H.Chen, R.G.Ma, N.C.Qi, W.L.Sun, X.Y.Guo, P.Zhang, Y.H.Chen, Y.Zhou, J.F.Zhou, J.R.He, C.S.Shang, M.C.Li, J.P.Cheng, W.P.Liu

Direct measurement of the astrophysical 19F(p, αγ)16O reaction in a deep-underground laboratory

NUCLEAR REACTIONS 19F(p, αγ), E(cm)=72.4-344 keV; measured Eγ, Iγ; deduced astrophysical S-factor, thermonuclear astrophysical reaction rates (range 0.05–1 GK), contributions from different channels. R-matrix analysis with AZURE2 together with a MCMC Bayesian uncertainty estimation. Comparison to other experimental data. 4π BGO γ-array with proton beam from JUNA accelerator at China JinPing underground Laboratory (CJPL).

doi: 10.1103/PhysRevC.106.055803
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Data from this article have been entered in the XUNDL database. For more information, click here.


2021AB12      Phys.Rev. C 104, L061901 (2021)

M.S.Abdallah, B.E.Aboona, J.Adam, L.Adamczyk, J.R.Adams, J.K.Adkins, G.Agakishiev, I.Aggarwal, M.M.Aggarwal, Z.Ahammed, I.Alekseev, D.M.Anderson, A.Aparin, E.C.Aschenauer, M.U.Ashraf, F.G.Atetalla, A.Attri, G.S.Averichev, V.Bairathi, W.Baker, J.G.Ball Cap, K.Barish, A.Behera, R.Bellwied, P.Bhagat, A.Bhasin, J.Bielcik, J.Bielcikova, I.G.Bordyuzhin, J.D.Brandenburg, A.V.Brandin, I.Bunzarov, J.Butterworth, X.Z.Cai, H.Caines, M.Calderon de la Barca Sanchez, D.Cebra, I.Chakaberia, P.Chaloupka, B.K.Chan, F.-H.Chang, Z.Chang, N.Chankova-Bunzarova, A.Chatterjee, S.Chattopadhyay, D.Chen, J.Chen, J.H.Chen, X.Chen, Z.Chen, J.Cheng, M.Chevalier, S.Choudhury, W.Christie, X.Chu, H.J.Crawford, M.Csanad, M.Daugherity, T.G.Dedovich, I.M.Deppner, A.A.Derevschikov, A.Dhamija, L.Di Carlo, L.Didenko, P.Dixit, X.Dong, J.L.Drachenberg, E.Duckworth, J.C.Dunlop, N.Elsey, J.Engelage, G.Eppley, S.Esumi, O.Evdokimov, A.Ewigleben, O.Eyser, R.Fatemi, F.M.Fawzi, S.Fazio, P.Federic, J.Fedorisin, C.J.Feng, Y.Feng, P.Filip, E.Finch, Y.Fisyak, A.Francisco, C.Fu, L.Fulek, C.A.Gagliardi, T.Galatyuk, F.Geurts, N.Ghimire, A.Gibson, K.Gopal, X.Gou, D.Grosnick, A.Gupta, W.Guryn, A.I.Hamad, A.Hamed, Y.Han, S.Harabasz, M.D.Harasty, J.W.Harris, H.Harrison, S.He, W.He, X.H.He, Y.He, S.Heppelmann, S.Heppelmann, N.Herrmann, E.Hoffman, L.Holub, Y.Hu, H.Huang, H.Z.Huang, S.L.Huang, T.Huang, X.Huang, Y.Huang, T.J.Humanic, G.Igo, D.Isenhower, W.W.Jacobs, C.Jena, A.Jentsch, Y.Ji, J.Jia, K.Jiang, X.Ju, E.G.Judd, S.Kabana, M.L.Kabir, S.Kagamaster, D.Kalinkin, K.Kang, D.Kapukchyan, K.Kauder, H.W.Ke, D.Keane, A.Kechechyan, M.Kelsey, Y.V.Khyzhniak, D.P.Kikola, C.Kim, B.Kimelman, D.Kincses, I.Kisel, A.Kiselev, A.G.Knospe, H.S.Ko, L.Kochenda, L.K.Kosarzewski, L.Kramarik, P.Kravtsov, L.Kumar, S.Kumar, R.Kunnawalkam Elayavalli, J.H.Kwasizur, R.Lacey, S.Lan, J.M.Landgraf, J.Lauret, A.Lebedev, R.Lednicky, J.H.Lee, Y.H.Leung, C.Li, C.Li, W.Li, X.Li, Y.Li, X.Liang, Y.Liang, R.Licenik, T.Lin, Y.Lin, M.A.Lisa, F.Liu, H.Liu, H.Liu, P.Liu, T.Liu, X.Liu, Y.Liu, Z.Liu, T.Ljubicic, W.J.Llope, R.S.Longacre, E.Loyd, N.S.Lukow, X.F.Luo, L.Ma, R.Ma, Y.G.Ma, N.Magdy, D.Mallick, S.Margetis, C.Markert, H.S.Matis, J.A.Mazer, N.G.Minaev, S.Mioduszewski, B.Mohanty, M.M.Mondal, I.Mooney, D.A.Morozov, A.Mukherjee, M.Nagy, J.D.Nam, Md.Nasim, K.Nayak, D.Neff, J.M.Nelson, D.B.Nemes, M.Nie, G.Nigmatkulov, T.Niida, R.Nishitani, L.V.Nogach, T.Nonaka, A.S.Nunes, G.Odyniec, A.Ogawa, S.Oh, V.A.Okorokov, B.S.Page, R.Pak, J.Pan, A.Pandav, A.K.Pandey, Y.Panebratsev, P.Parfenov, B.Pawlik, D.Pawlowska, H.Pei, C.Perkins, L.Pinsky, R.L.Pinter, J.Pluta, B.R.Pokhrel, G.Ponimatkin, J.Porter, M.Posik, V.Prozorova, N.K.Pruthi, M.Przybycien, J.Putschke, H.Qiu, A.Quintero, C.Racz, S.K.Radhakrishnan, N.Raha, R.L.Ray, R.Reed, H.G.Ritter, M.Robotkova, O.V.Rogachevskiy, J.L.Romero, D.Roy, L.Ruan, J.Rusnak, N.R.Sahoo, H.Sako, S.Salur, J.Sandweiss, S.Sato, W.B.Schmidke, N.Schmitz, B.R.Schweid, F.Seck, J.Seger, M.Sergeeva, R.Seto, P.Seyboth, N.Shah, E.Shahaliev, P.V.Shanmuganathan, M.Shao, T.Shao, A.I.Sheikh, D.Shen, S.S.Shi, Y.Shi, Q.Y.Shou, E.P.Sichtermann, R.Sikora, M.Simko, J.Singh, S.Singha, M.J.Skoby, N.Smirnov, Y.Sohngen, W.Solyst, P.Sorensen, H.M.Spinka, B.Srivastava, T.D.S.Stanislaus, M.Stefaniak, D.J.Stewart, M.Strikhanov, B.Stringfellow, A.A.P.Suaide, M.Sumbera, B.Summa, X.M.Sun, X.Sun, Y.Sun, Y.Sun, B.Surrow, D.N.Svirida, Z.W.Sweger, P.Szymanski, A.H.Tang, Z.Tang, A.Taranenko, T.Tarnowsky, J.H.Thomas, A.R.Timmins, D.Tlusty, T.Todoroki, M.Tokarev, C.A.Tomkiel, S.Trentalange, R.E.Tribble, P.Tribedy, S.K.Tripathy, T.Truhlar, B.A.Trzeciak, O.D.Tsai, Z.Tu, T.Ullrich, D.G.Underwood, I.Upsal, G.Van Buren, J.Vanek, A.N.Vasiliev, I.Vassiliev, V.Verkest, F.Videbaek, S.Vokal, S.A.Voloshin, F.Wang, G.Wang, J.S.Wang, P.Wang, Y.Wang, Y.Wang, Z.Wang, J.C.Webb, P.C.Weidenkaff, L.Wen, G.D.Westfall, H.Wieman, S.W.Wissink, J.Wu, Y.Wu, B.Xi, Z.G.Xiao, G.Xie, W.Xie, H.Xu, N.Xu, Q.H.Xu, Y.Xu, Z.Xu, Z.Xu, C.Yang, Q.Yang, S.Yang, Y.Yang, Z.Ye, Z.Ye, L.Yi, K.Yip, Y.Yu, H.Zbroszczyk, W.Zha, C.Zhang, D.Zhang, J.Zhang, S.Zhang, S.Zhang, X.P.Zhang, Y.Zhang, Y.Zhang, Y.Zhang, Z.J.Zhang, Z.Zhang, Z.Zhang, J.Zhao, C.Zhou, X.Zhu, M.Zurek, M.Zyzak

Global Λ-hyperon polarization in Au+Au collisions at √ sNN = 3 GeV

doi: 10.1103/PhysRevC.104.L061901
Citations: PlumX Metrics


2021ZH53      Phys.Rev.Lett. 127, 152702 (2021)

L.Y.Zhang, J.Su, J.J.He, M.Wiescher, R.J.deBoer, D.Kahl, Y.J.Chen, X.Y.Li, J.G.Wang, L.Zhang, F.Q.Cao, H.Zhang, Z.C.Zhang, T.Y.Jiao, Y.D.Sheng, L.H.Wang, L.Y.Song, X.Z.Jiang, Z.M.Li, E.T.Li, S.Wang, G.Lian, Z.H.Li, X.D.Tang, H.W.Zhao, L.T.Sun, Q.Wu, J.Q.Li, B.Q.Cui, L.H.Chen, R.G.Ma, B.Guo, S.W.Xu, J.Y.Li, N.C.Qi, W.L.Sun, X.Y.Guo, P.Zhang, Y.H.Chen, Y.Zhou, J.F.Zhou, J.R.He, C.S.Shang, M.C.Li, X.H.Zhou, Y.H.Zhang, F.S.Zhang, Z.G.Hu, H.S.Xu, J.P.Chen, W.P.Liu

Direct Measurement of the Astrophysical 19F(p, αγ)16O Reaction in the Deepest Operational Underground Laboratory

NUCLEAR REACTIONS 19F(p, α), E(cm)=72.4-188.8 keV; measured reaction products, Eγ, Iγ; deduced yields, S-factors, reaction rates. The China Jinping Underground Laboratory (CJPL), JUNA accelerator.

doi: 10.1103/physrevlett.127.152702
Citations: PlumX Metrics


2019MA04      Nucl.Phys. A982, 120c (2019)

R.Ma

Quarkonium production in nuclear collisions

doi: 10.1016/j.nuclphysa.2018.07.010
Citations: PlumX Metrics


2018ZH19      Phys.Rev. C 97, 044910 (2018)

W.Zha, S.R.Klein, R.Ma, L.Ruan, T.Todoroki, Z.Tang, Z.Xu, C.Yang, Q.Yang, S.Yang

Coherent J/ψ photoproduction in hadronic heavy-ion collisions

doi: 10.1103/PhysRevC.97.044910
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2016MA61      Nucl.Phys. A956, 725 (2016)

R.Ma, for the STAR Collaboration

J/ψ and Υ measurements via the di-muon channel in Au+Au collisions at image with the STAR experiment

NUCLEAR REACTIONS Pb(Pb, x), E at √ sNN=200 GeV; measured di-muon pair yields vs invariant mass. Compared with fits by several formulas.

doi: 10.1016/j.nuclphysa.2016.01.053
Citations: PlumX Metrics


2016ZH03      Phys.Rev. C 93, 024919 (2016)

W.Zha, B.Huang, R.Ma, L.Ruan, Z.Tang, Z.Xu, C.Yang, Q.Yang, S.Yang

Systematic study of the experimental measurements on J/ψ cross sections and kinematic distributions in p+p collisions at different energies

doi: 10.1103/PhysRevC.93.024919
Citations: PlumX Metrics


2013MA71      Nucl.Phys. 910-911, 319c (2013)

R.Ma, for the ALICE Collaboration

Measurements of the inclusive jet cross section and jet fragmentation in pp collisions with the ALICE experiment at the LHC

doi: 10.1016/j.nuclphysa.2012.12.054
Citations: PlumX Metrics


2010HE05      Phys.Rev. C 81, 057301 (2010)

C.Y.He, L.H.Zhu, X.G.Wu, S.X.Wen, G.S.Li, Y.Liu, Z.M.Wang, X.Q.Li, X.Z.Cui, H.B.Sun, R.G.Ma, C.X.Yang

Band structures in 106Ag and systematics of shears mechanism in the A ∼ 110 mass region

NUCLEAR REACTIONS 100Mo(11B, 5n)106Ag, E=60 MeV; measured Eγ, Iγ, γγ-coin; deduced levels, J, π, bands, configuration, shears band. Systematics of shears bands in 102Rh, 104,106,108Ag, 108,110,112In. Comparison with TAC calculations for the dipole band.

doi: 10.1103/PhysRevC.81.057301
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Data from this article have been entered in the XUNDL database. For more information, click here.


2010HE15      Chin.Phys.Lett. 27, 102104 (2010)

C.-Y.He, X.-Z.Cui, L.-H.Zhu, X.-G.Wu, G.-S.Li, Y.Liu, Z.-M.Wang, S.-X.Wen, H.-B.Sun, R.-G.Ma, C.-X.Yang

Shell Structures in 91Nb

NUCLEAR REACTIONS 76Ge(19F, 4n)91Nb, E=80 MeV; measured Eγ, Iγ, γ-γ-coin.; deduced high-spin states and bands, J, π, level scheme.

doi: 10.1088/0256-307X/27/10/102104
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Data from this article have been entered in the XUNDL database. For more information, click here.


2006HE31      High Energy Phys. and Nucl.Phys. (China) 30, 966 (2006)

C.-Y.He, Li.-H.Zhu, X.-G.Wu, Z.-M.Wang, Y.Liu, X.-Z.Cui, Z.-L.Zhang, R.Meng, R.-G.Ma, H.-B.Sun, S.-X.Wen, J.-D.Huo

High Spin State Structure of 106Ag

NUCLEAR REACTIONS 100Mo(11B, 5n), E=60 MeV; measured Eγ, Iγ, γγ-coin, DCO.106Ag; deduced levels, J, π, bands and configurations.

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


2006HE32      High Energy Phys. and Nucl.Phys. (China), Supplement 2, 30, 166 (2006)

C.-Y.He, L.-H.Zhu, X.-G.Wu, Z.-M.Wang, Y.Liu, X.-Z.Cui, Z.-L.Zhang, R.Meng, R.-G.Ma, H.-B.Sun, S.X.Wen, G.-S.Li, C.-X.Yang

Experimental Study on Chirality in 106Ag


2006WU03      High Energy Phys. and Nucl.Phys. (China), Supplement 2, 30, 163 (2006)

X.-G.Wu, L.-H.Zhu, S.-X.Wen, G.-S.Li, Z.-L.Zhang, R.Meng, X.-Z.Cui, C.-Y.He, Z.-M.Wang, R.-G.Ma, C.-X.Yang

High Spin States in 52Mn and 54Mn


2006ZH09      Eur.Phys.J. A 27, 137 (2006)

L.H.Zhu, Z.L.Zhang, X.G.Wu, F.R.Xu, G.S.Li, Z.M.Wang, C.Y.He, Y.Wang, R.Meng, H.B.Sun, R.G.Ma, X.Z.Cui, Y.Liu, S.X.Wen, Y.Zheng, A.Pasternak, H.Y.Zhou, Y.Z.Liu, C.X.Yang

Shape-driving effect of the proton 1/2[541] band in 171Ta

NUCLEAR REACTIONS 157Gd(19F, 5n), E=105 MeV; measured Eγ, Iγ, γγ-coin, DSA. 171Ta deduced high-spin levels, J, π, configurations, T1/2, B(E2), quadrupole deformation, transition quadrupole moments. Total routhian surface calculations.

doi: 10.1140/epja/i2005-10196-9
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Data from this article have been entered in the XUNDL database. For more information, click here.


2005CU07      Phys.Rev. C 72, 044322 (2005)

X.Z.Cui, L.H.Zhu, X.G.Wu, Z.M.Wang, C.Y.He, Y.Liu, G.S.Li, S.X.Wen, Z.L.Zhang, R.Meng, R.G.Ma, P.Luo, Y.Zheng, M.M.Ndontchueng, J.D.Huo, C.X.Yang

High-spin states and shell structure of the odd-odd nucleus 90Nb

NUCLEAR REACTIONS 76Ge(19F, 5n), E=80 MeV; measured Eγ, Iγ, γγ-coin. 90Nb deduced high-spin levels, J, π, configurations. Semi-empirical shell model calculations.

doi: 10.1103/PhysRevC.72.044322
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Data from this article have been entered in the XUNDL database. For more information, click here.


2004CU03      High Energy Phys. and Nucl.Phys. (China), Supplement 1, 28, 27 (2004)

X.-Z.Cui, L.-H.Zhu, X.-G.Wu, G.-S.Li, S.-X.Wen, Z.-M.Wang, C.-Y.He, Z.-L.Zhang, R.Meng, R.-G.Ma, P.Luo, Y.Zheng, J.-D.Huo, M.M.Ndontchueng

Study of High Spin States in 90Nb and 91Nb


2004LI80      High Energy Phys. and Nucl.Phys. (China), Supplement 1, 28, 31 (2004)

Y.Liu, M.-F.Li, L.-H.Zhu, Z.-M.Wang, X.-G.Wu, X.-Z.Cui, C.-Y.He, Z.-L.Zhang, R.Meng, R.-G.Ma, G.-S.Li, S.-X.Wen, C.-X.Yang, J.-D.Huo

Experimental Study on High Spin States of 156Tm


2003HE29      High Energy Phys. and Nucl.Phys. (China) 27, 784 (2003)

C.-Y.He, S.-X.Wen, L.-H.Zhu, Z.-M.Wang, G.-S.Li, R.-G.Ma, X.-G.Wu, G.-J.Yuan, C.-X.Yang, Y.Wang, Z.-L.Zhang, R.Meng, J.-B.Lu, R.-Q.Xu, S.-D.Xiao, M.Oshima, Y.Toh, A.Osa, M.Koizumi, Y.Hatsukawa, M.Matsuda, T.Hayakawa

Signature Splitting and Inversion and Back Bending in Negative Sideband in 80Rb


2003WA36      High Energy Phys. and Nucl.Phys. (China) 27, 24 (2003)

Z.-M.Wang, S.-X.Wen, X.-G.Wu, Z.-H.Peng, G.-S.Li, G.-J.Yuan, R.-G.Ma, C.-Y.He, C.-X.Yang, Y.-X.Guo, X.-G.Lei J.-J.He

Study on High Spin States

NUCLEAR REACTIONS 60Ni(28Si, n2p)85Zr, E=102 MeV; measured Eγ, Iγ, γ-γ-coin.; deduced level scheme, energies, J, π, yrast band. Comparison with isotone nuclei.


2003WE13      Chin.Phys.Lett. 20, 1932 (2003)

S.-X.Wen, C.-Y.He, L.-H.Zhu, Z.-M.Wang, G.-S.Li, R.-G.Ma, X.-G.Wu, G.-J.Yuan, C.-X.Yang, Y.Wang, Z.L.Zhang, R.Meng, M.Oshima, Y.Toh, A.Osa, M.Koizumi, Y.Hatsukawa, M.Matsuda, T.Hagakawa, M.M.Ndontcheng

Negative Parity Bands and Signature Splitting Inversion in 80Rb

NUCLEAR REACTIONS 65Cu(19F, 3np), E=75 MeV; 66Zn(18O, 3np), E=76 MeV; 68Zn(16O, 3np), E=80 MeV; measured Eγ, Iγ, γγ-coin. 80Rb deduced high-spin levels, J, π, configurations, signature inversion.

doi: 10.1088/0256-307X/20/11/008
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Data from this article have been entered in the XUNDL database. For more information, click here.


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.


2000LI08      Eur.Phys.J. A 7, 1 (2000)

Z.Li, S.Xu, Y.Xie, T.Zhang, R.Ma, J.Du, Y.Guo, Y.Ge, C.Wang, B.Guo, J.Xing

(EC + β+) Decay Study of 128Ce

RADIOACTIVITY 128,129,130Ce(β+), (EC) [from 116,117Sn(16O, xn)]; measured Eγ, Iγ, γγ-, (X-ray)γ-coin. 128La deduced levels, J, π, configurations. Helium-jet tape transport.

doi: 10.1007/s100500050001
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
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1999LI46      Phys.Rev. C60, 067304 (1999)

Z.Li, S.Xu, Y.Xie, R.Ma, Y.Ge, C.Wang, W.Huang, T.Zhang

Ground-State Spin of the β-Delayed Proton Precursor 121Ce

RADIOACTIVITY 121Ce(β+p) [from 92Mo(32S, 3n)]; measured β-delayed proton spectra, pγ-coin. 120Ba deduced final state proton branching ratios. 121Ce deduced ground-state J, π. Statistical model calculation.

doi: 10.1103/PhysRevC.60.067304
Citations: PlumX Metrics


1999XI06      High Energy Phys. and Nucl.Phys. (China) 23, 1129 (1999)

Y.Xie, S.Xu, Z.Li, R.Ma, Y.Yu

Reinvestigation for EC/β+ Decay of Neutron-Deficient Nuclide 120Ba


1998GA51      High Energy Phys. and Nucl.Phys. (China) 22, 673 (1998)

Z.Gan, J.Guo, L.Shi, H.Liu, Z.Qin, T.Guo, X.Lei, R.Ma, W.Huang, S.Yuan, X.Zhang, G.Jin

First observation of 131Pm decay


1998HU28      High Energy Phys. and Nucl.Phys. (China) 22, 385 (1998)

W.Huang, R.Ma, S.Xu, X.Xu, Y.Xie, Z.Li, Y.Ge, Y.Wang, C.Wang, T.Zhang, X.Sun, G.Jin, Y.Luo

β-delayed proton emission precursor 87Mo


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
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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
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1997LI19      Phys.Rev. C56, 1157 (1997)

Z.Li, S.Xu, Y.Xie, R.Ma, Y.Ge, C.Wang, W.Huang, T.Zhang

New β-Delayed Proton Precursor 121Ce

RADIOACTIVITY 121Ce(β+p) [from 92Mo(32S, 3n), E=171 MeV]; measured β-delayed proton spectrum, Eγ, Iγ, γ(p)-, (X-ray)(p)-coin, T1/2. 120Ba deduced tentative partial level scheme, proton branching ratios.

doi: 10.1103/PhysRevC.56.1157
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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.


1997XI03      High Energy Phys. and Nucl.Phys. (China) 21, 289 (1997)

Y.Xie, S.Xu, Y.Guo, R.Ma, Y.Ge, Z.Li, C.Wang, B.Guo, J.Xing, T.Zhang, S.Zhu, W.Xu

First study of weak (EC+β+) decay branch for the neutron-deficient isotope 209Fr


1997XI04      High Energy Phys. and Nucl.Phys. (China) 21, 668 (1997)

Y.Xie, S.Xu, Z.Li, R.Ma, Y.Ge, C.Wang, W.Huang, T.Zhang

Synthesis and study of the new β-delayed proton precursor 121Ce in the region of proton-drip line


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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1997XU03      High Energy Phys. and Nucl.Phys. (China) 21, 286 (1997)

X.Xu, W.Huang, R.Ma, Z.-d.Gu, Y.Yang, Y.Wang, C.-f.Dong

Observation of Beta - Delayed Proton Decay of 69Kr


1996GU11      Z.Phys. A355, 111 (1996)

J.Guo, Z.Gan, H.Liu, W.Yang, L.Shi, W.Mu, T.Guo, K.Fang, S.Shen, S.Yuan, X.Zhang, Z.Qin, R.Ma, J.Zhong, S.Wang, D.Kong, J.Qiao

A New Neutron-Deficient Isotope, 235Am

NUCLEAR REACTIONS 238Pu(p, 4n), E=35 MeV; measured X-ray, γ-ray spectra, (X-ray)γ-coin; deduced evidence for 235Am.

RADIOACTIVITY 235Am(β+) [from 238Pu(p, 4n), E=35 MeV]; 235Pu(EC) [from 235Am(β--decay)]; measured X-ray, γ-ray spectra, (X-ray)γ-coin; deduced T1/2. Helium-jet system for product transportation.

doi: 10.1007/s002180050086
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1996XU02      Z.Phys. A354, 343 (1996)

S.Xu, Y.Xie, Y.Guo, R.Ma, Y.Ge, Z.Lee, C.Wang, B.Guo, J.Xing, T.Zhang, S.Zhu, W.Xu

Weak (EC + β+) Decay Branch of 209Fr

NUCLEAR REACTIONS 197Au(16O, X), E=102 MeV; measured Eγ, Iγ, X-ray spectra, γγ-, γ(X-ray)-coin.

RADIOACTIVITY 209Fr(EC), (β+) [from 197Au(16O, X), E=102 MeV]; measured Eγ, Iγ, X-ray spectra, γγ-, γ(X-ray)-coin; deduced EC-, β+-decay branching ratio. 209Rn deduced levels, J, π, configuration.

doi: 10.1007/s002180050055
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1996XU04      Z.Phys. A356, 35 (1996)

S.Xu, T.Zhang, Y.Xie, R.Ma, Y.Ge, Y.Guo, C.Wang, Z.Li, B.Guo, J.Xing, T.Guo, S.Zhu, W.Xu, Y.Du

(EC + β+) Decay of 130Ce

NUCLEAR REACTIONS 118Sn(16O, 4n), E=102 MeV; measured γ(X-ray)(t).

RADIOACTIVITY 130Ce(β+EC); measured γ(t), γ(X-ray)(t), γγ(t), Eγ, Iγ. 130La deduced levels, J, π, isomers, T1/2.

doi: 10.1007/s002180050145
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1996XU07      Z.Phys. A356, 227 (1996)

S.Xu, Y.Xie, Z.Li, R.Ma, Y.Ge, C.Wang, B.Guo, J.Xing, W.Huang, T.Zhang, Z.Liu, S.Zhu

New β-Delayed Proton Precursor 135Gd

NUCLEAR REACTIONS 106Cd(32S, 3n), E=171 MeV; measured γ(X-ray)p-coin, β-delayed proton spectrum. 135Gd deduced T1/2.

RADIOACTIVITY 135Gd(β+p) [from 106Cd(32S, 3n), E=171 MeV]; measured γ(X-ray)p-coin, β-delayed proton spectrum, T1/2.

doi: 10.1007/s002180050170
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1995HU24      High Energy Phys. and Nucl.Phys. (China) 20, 113 (1995)

W.Huang, X.Xu, Z.Hu, R.Ma

First Experimental Determination of Half-Life for New Nuclide 65Se

RADIOACTIVITY 65Se(β+p) [from 40Ca(28Si, 3n)]; measured Eγ, Iγ, Ep, Ip; deduced σ, level scheme, T1/2, level energies, J, π.


1995VA22      Phys.Rev. C52, 1270 (1995)

P.Vaska, C.W.Beausang, D.B.Fossan, J.R.Hughes, R.Ma, E.S.Paul, R.J.Poynter, P.H.Regan, R.Wadsworth, S.A.Forbes, S.M.Mullins, P.J.Nolan

High-Spin Structure of 139Eu

NUCLEAR REACTIONS 92Mo(50Cr, 3p), E=220 MeV; measured Eγ, Iγ, γγ(θ). 139Eu deduced high-spin levels, J, π, band structures, configuration. Total routhian surface, cranked shell model calculations.

doi: 10.1103/PhysRevC.52.1270
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1995XU06      High Energy Phys. and Nucl.Phys. (China) 19, 203 (1995)

X.Xu, R.Ma, W.Huang, Z.Hu, J.Guo, Y.Guo, L.Xu, H.Liu, Y.Luo, S.Wang, D.Kong, J.Qiao

First Observation of β-delayed Proton Decay of the Proton Drip Line Nuclide 19Na


1994KE12      Nucl.Instrum.Methods Phys.Res. A353, 444 (1994)

J.J.Kehayias, H.Zhuang, L.Dowling, R.Ma, R.Moore

Choice of Detectors for in Vivo Elemental Analysis by Counting Natural and Neutron-Induced Gamma Rays for Medical Applications

doi: 10.1016/0168-9002(94)91695-0
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1994XU10      High Energy Phys. and Nucl.Phys. (China) 18, 680 (1994)

X.Xu, Z.Hu, J.Guo, R.Ma, H.Liu, Y.Luo, Y.Zhang, T.Guo, W.Huang, L.Xu

New Results of β-delayed α Decay of 20Na


1993DE26      Phys.Rev. C48, 2246 (1993)

M.E.Debray, A.J.Kreiner, J.M.Kesque, M.Ozafran, A.Romo, H.Somacal, M.E.Vazquez, J.Davidson, M.Davidson, K.Ahn, D.B.Fossan, Y.Liang, R.Ma, E.S.Paul, W.F.Piel, Jr., N.Xu

Near Yrast States in Doubly Odd 214Fr

NUCLEAR REACTIONS 206Pb(11B, 3n), 208Pb(11B, 5n), E=64-80 MeV; measured Eγ, Iγ, γγ-coin, I(ce). 214Fr deduced levels, J, π, isomers T1/2, γ-multipolarity, ICC.

doi: 10.1103/PhysRevC.48.2246
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1993PA07      J.Phys.(London) G19, 861 (1993)

E.S.Paul, S.Davis, P.Vaska, P.J.Bishop, S.A.Forbes, D.B.Fossan, Y.-J.He, J.R.Hughes, I.Jenkins, Y.Liang, R.Ma, M.S.Metcalfe, S.M.Mullins, P.J.Nolan, R.J.Poynter, P.H.Regan, R.Wadsworth, N.Xu

Prolate and Oblate Rotational Bands in 136Sm

NUCLEAR REACTIONS 92Mo(50Cr, 2pα), E=220 MeV; measured γγ-coin, γγ(θ), Iγ ratios. 136Sm deduced levels, J, π, rotational bands. Other data input.

NUCLEAR STRUCTURE 134,136,138Sm; calculated total Routhian surface, alignments, dynamic moments of inertia. Cranked Woods-Saxon model.

doi: 10.1088/0954-3899/19/6/007
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1993WA21      Phys.Rev. C48, 2629 (1993)

M.P.Waring, D.B.Fossan, J.R.Hughes, D.R.LaFosse, Y.Liang, R.Ma, P.Vaska, E.S.Paul, S.A.Forbes, R.Wadsworth, R.M.Clark

γ Spectroscopy of 117I: Three structural features

NUCLEAR REACTIONS 94Mo(27Al, 2n2p), E=129 MeV; measured γγ-coin, Eγ, Iγ, DCO-ratios. 117I deduced levels, Iγ, γ multipolarity, decay features, band structure. Model calculations.

doi: 10.1103/PhysRevC.48.2629
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1993XU06      High Energy Phys. and Nucl.Phys. (China) 17, 577 (1993)

X.Xu, J.Guo, Z.Hu, X.Zhou, R.Ma, H.Liu, G.Li, Y.Du

A New Decay Channel Discovered in β-Delayed α Decay of 20Na


1992LI01      Phys.Rev. C45, 1041 (1992)

Y.Liang, D.B.Fossan, J.R.Hughes, D.R.LaFosse, T.Lauritsen, R.Ma, E.S.Paul, P.Vaska, M.P.Waring, N.Xu

High-Spin Spectroscopy of 119,121I: Prolate and Oblate Shape Coexistence

NUCLEAR REACTIONS 110Cd(12C, 2np), E=60 MeV; 114Cd(11B, 4n), E=51 MeV; measured γγ-coin. 119,121I deduced levels, J, π, γ-multipolarity, δ, shape features, band structure. Model comparison.

doi: 10.1103/PhysRevC.45.1041
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1992PA08      J.Phys.(London) G18, 837 (1992)

E.S.Paul, R.M.Clark, S.A.Forbes, D.B.Fossan, J.R.Hughes, D.R.LaFosse, Y.Liang, R.Ma, P.J.Nolan, P.H.Regan, P.Vaska, R.Wadsworth, M.P.Waring

Collective and Non-Collective High-Spin States in 115I

NUCLEAR REACTIONS 92Mo(27Al, 2n2p), E=125 MeV; measured Eγ, Iγ, γγ-coin. 115I deduced levels, J, π, configuration, band structure.

doi: 10.1088/0954-3899/18/5/012
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1992PA14      Phys.Rev. C45, R2531 (1992)

E.S.Paul, M.P.Waring, R.M.Clark, S.A.Forbes, D.B.Fossan, J.R.Hughes, D.R.LaFosse, Y.Liang, R.Ma, P.Vaska, R.Wadsworth

Delayed Neutron Alignment in 117I

NUCLEAR REACTIONS 94Mo(27Al, 2n2p), E=129 MeV; measured Eγ, Iγ, γγ-coin, DCO ratios. 117I levels, J, π, rotational alignment, crossing frequencies, band termination. Cranked shell model calculations.

doi: 10.1103/PhysRevC.45.R2531
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1992RE05      J.Phys.(London) G18, 847 (1992)

P.H.Regan, R.Wadsworth, S.M.Mullins, J.Nyberg, A.Atac, S.A.Forbes, D.B.Fossan, Y.-J.He, J.R.Hughes, I.Jenkins, R.Ma, M.S.Metcalfe, P.J.Nolan, E.S.Paul, R.J.Poynter, D.Santonicio, A.Virtanen, N.Xu

Measurement of the Intrinsic Quadrupole Moments in the νi13/2 Bands of 135,137Sm

NUCLEAR REACTIONS 92Mo(46Ti, n2p), E=210 MeV; 104Pd(37Cl, 3np), E=168 MeV; measured γγ-coin, DSA. 137Sm deduced levels, J, π, T1/2, deformation parameter β2, quadrupole moments, band structure. 135Sm deduced levels, J, π, T1/2, deformation parameter β2, quadrupole moments, band structure, superdeformation features.

doi: 10.1088/0954-3899/18/5/013
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1991HI12      Z.Phys. A340, 29 (1991)

L.Hildingsson, W.Klamra, Th.Lindblad, F.Liden, Y.Liang, R.Ma, E.S.Paul, N.Xu, D.B.Fossan, J.Gascon

Collective Properties of 129Cs

NUCLEAR REACTIONS 116Cd(18O, 4np), E=85 MeV; measured pγγ-coin. 122Sn(11B, 4n), E=50 MeV; measured γ(θ), Iγ. 129Cs deduced levels, J, π, γ-multipolarity, band structure.

doi: 10.1007/BF01284477
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1991LI18      Phys.Rev. C44, R578 (1991)

Y.Liang, D.B.Fossan, J.R.Hughes, D.R.LaFosse, T.Lauritsen, R.Ma, E.S.Paul, P.Vaska, M.P.Waring, N.Xu, R.A.Wyss

Band Termination in 121I

NUCLEAR REACTIONS 114Cd(11B, 4n), E=51 MeV; measured γγ-coin. 121I deduced levels, J, π, band structure, configuration. Total Routhian surface calculation.

doi: 10.1103/PhysRevC.44.R578
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1991PA04      J.Phys.(London) G17, 605 (1991)

E.S.Paul, R.Ma, C.W.Beausang, S.A.Forbes, D.B.Fossan, J.Gizon, J.R.Hughes, Y.Liang, S.M.Mullins, P.J.Nolan, W.F.Piel, Jr., R.J.Poynter, P.H.Regan, R.Wadsworth, N.Xu

Electromagnetic Properties of N = 75 Isotones: Evidence for triaxiality at low spin

NUCLEAR REACTIONS 92Mo(50Cr, n2p), E=220 MeV; measured γγ-coin, γγ(θ). 120Sn(16O, 3n), E=69 MeV; measured γ(θ). 133Ce, 139Gd deduced levels, J, π, δ, B(λ) ratios, shape features. Other nuclei data included.

doi: 10.1088/0954-3899/17/5/009
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1991XU01      Phys.Rev. C43, 2189 (1991)

N.Xu, C.W.Beausang, J.R.Hughes, Y.Liang, R.Ma, E.S.Paul, W.F.Piel, Jr., S.Shi, D.B.Fossan

High Spin States in 141Eu

NUCLEAR REACTIONS 110Cd(35Cl, 2n2p), (35Cl, 2np), E ≈ 150-170 MeV; measured σ(Eγ, E), γγ-coin, γ(θ), Eγ, Iγ. 141Eu deduced levels, J, π, band structure, γ-multipolarity.

doi: 10.1103/PhysRevC.43.2189
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1990BE28      Phys.Rev. C42, 541 (1990)

C.W.Beausang, P.K.Weng, R.Ma, E.S.Paul, W.F.Piel, Jr., N.Xu, D.B.Fossan

Rotational Band Structures in Doubly Odd 138Pm

NUCLEAR REACTIONS 116Cd(27Al, 5n), E=110-142 MeV; measured σ(Eγ, E), γγ-coin, γ(θ). 138Pm deduced levels, J, π, band structure, configuration.

doi: 10.1103/PhysRevC.42.541
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1990DE12      Phys.Rev. C41, R1895 (1990)

M.E.Debray, J.Davidson, M.Davidson, A.J.Kreiner, D.Hojman, D.Santos, K.Ahn, D.B.Fossan, Y.Liang, R.Ma, E.S.Paul, W.F.Piel, Jr., N.Xu

Evidence for the Onset of Reflection Asymmetry in 216Fr

NUCLEAR REACTIONS 208Pb(11B, 3n), E=53-74 MeV; measured Eγ, Iγ, σ(Eγ, E), σ(Eα, E), I(ce), γγ-coin, γγ(θ), oriented nuclei. 216Fr deduced levels, J, π, configuration, B(λ) ratios, band structure.

doi: 10.1103/PhysRevC.41.R1895
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1990FO06      Nucl.Phys. A520, 241c (1990)

D.B.Fossan, J.R.Hughes, Y.Liang, R.Ma, E.S.Paul, N.Xu

Collectively-Rotating Oblate Bands in the A ≈ 130 Mass Region

NUCLEAR STRUCTURE A ≈ 130; analyzed data; deduced shape change, pair rotational alignment role.

doi: 10.1016/0375-9474(90)91150-P
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1990LI03      Phys.Rev.Lett. 64, 29 (1990)

Y.Liang, R.Ma, E.S.Paul, N.Xu, D.B.Fossan, J.-Y.Zhang, F.Donau

Coexistence of Low-K Prolate and High-K Oblate πh11/2 Orbitals

NUCLEAR REACTIONS 110Cd(12C, 2np), E=60 MeV; measured γγ-coin, γ(θ). 119I deduced levels, J, π, B(λ) ratios, shape coexistence.

doi: 10.1103/PhysRevLett.64.29
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1990LI22      Phys.Rev. C42, 890 (1990)

Y.Liang, R.Ma, E.S.Paul, N.Xu, D.B.Fossan, R.A.Wyss

Rotational Band Structures in 127Cs: Shape changes induced by h11/2 neutron aligment

NUCLEAR REACTIONS 120Sn(11B, 4n), E=50 MeV; measured γγ-coin, γ(θ). 127Cs deduced levels, J, π, γ-multipolarity, band structure. Cranked shell model.

doi: 10.1103/PhysRevC.42.890
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1990MA07      Phys.Rev. C41, 717 (1990)

R.Ma, Y.Liang, E.S.Paul, N.Xu, D.B.Fossan, L.Hildingsson, R.A.Wyss

Competing Proton and Neutron Rotational Alignments: Band Structures in 131Ba

NUCLEAR REACTIONS 122Sn(13C, 4n), E=57 MeV; measured Eγ, Iγ, γ(θ), γγ(θ). 131Ba deduced levels, J, π, γ-multipolarity, δ. Cranking model calculations.

doi: 10.1103/PhysRevC.41.717
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1990MA26      Phys.Rev. C41, 2624 (1990)

R.Ma, E.S.Paul, D.B.Fossan, Y.Liang, N.Xu, R.Wadsworth, I.Jenkins, P.J.Nolan

Rotational Bands in 135Ce: Collective prolate and oblate rotation

NUCLEAR REACTIONS 122Sn(18O, 5n), E=85, 89 MeV; measured Eγ, Iγ, γγ-coin, γ(θ). 135Ce deduced levels, J, π, γ-multipolarity, band features, alignment, Routhians. Cranked shell model.

doi: 10.1103/PhysRevC.41.2624
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1990MA53      J.Phys.(London) G16, 1233 (1990)

R.Ma, D.B.Fossan, E.S.Paul, N.Xu, R.J.Poynter, P.H.Regan, R.Wadsworth, Y.-J.He, I.Jenkins, M.S.Metcalfe, S.M.Mullins, P.J.Nolan

An i13/2 Intruder Band in 139Gd

NUCLEAR REACTIONS 92Mo(50Cr, n2p), E=220 MeV; measured γγ(θ), oriented nuclei. 139Gd deduced levels, J, π, band structure.

doi: 10.1088/0954-3899/16/8/019
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1990PA05      Phys.Rev. C41, 1576 (1990)

E.S.Paul, D.B.Fossan, Y.Liang, R.Ma, N.Xu, R.Wadsworth, I.Jenkins, P.J.Nolan

High-Spin States in 136Ce: Systematics of collective oblate rotation

NUCLEAR REACTIONS 122Sn(18O, 4nγ), E=85, 89 MeV; measured Eγ, Iγ, γγ-coin, γ(θ). 136Ce deduced levels, J, π, γ-multipolarity, band structure, dynamic moment of inertia, alignment, routhians. Cranked shell model.

doi: 10.1103/PhysRevC.41.1576
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1990PI01      Phys.Rev. C41, 1223 (1990)

W.F.Piel, Jr., D.B.Fossan, R.Ma, E.S.Paul, N.Xu, J.B.McGrory

High-Spin Structure of N = 51 96Rh and 97Pd: A shell-model study

NUCLEAR REACTIONS 64Zn(40Ca, n3pα), (40Ca, n2pα), E=167 MeV; measured γγ-coin, Iγ(θ). 96Rh, 97Pd deduced levels, J, π. Shell model comparison.

doi: 10.1103/PhysRevC.41.1223
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1990RE12      Phys.Rev. C42, R1805 (1990)

P.H.Regan, R.Wyss, R.Wadsworth, D.B.Fossan, Y.-J.He, J.R.Hughes, I.Jenkins, R.Ma, M.S.Metcalfe, S.M.Mullins, P.J.Nolan, E.S.Paul, R.J.Poynter, N.Xu

Lifetime Measurements in 135Sm: Large deformation in the N = 6 intruder band and evidence for quenched proton pairing

NUCLEAR REACTIONS 92Mo(46Ti, n2p), E=210 MeV; measured γ-spectra, DSA. 135Sm levels deduced T1/2, deformed band quadrupole moment.

doi: 10.1103/PhysRevC.42.R1805
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1990XU02      Phys.Rev. C41, 2681 (1990)

N.Xu, Y.Liang, R.Ma, E.S.Paul, D.B.Fossan, H.M.Latvakoski

High-Spin States in Doubly Odd 122Cs

NUCLEAR REACTIONS 112Sn(12C, np), E=60 MeV; measured γγ-coin, γγ(θ), Eγ, Iγ. 122Cs deduced levels, J, π, γ-multipolarity. Cranked shell model.

doi: 10.1103/PhysRevC.41.2681
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1990XU04      Phys.Rev. C42, 1394 (1990)

N.Xu, J.-Y.Zhang, Y.Liang, R.Ma, E.S.Paul, D.B.Fossan

Further Evaluation of the Fitted Nilsson Parameters in the A ≈ 120-140 Mass Region

NUCLEAR STRUCTURE A=120-140; calculated potential energy surfaces, band crossing frequencies. Cranked shell model.

doi: 10.1103/PhysRevC.42.1394
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1989HI02      Phys.Rev. C39, 471 (1989)

L.Hildingsson, C.W.Beausang, D.B.Fossan, R.Ma, E.S.Paul, W.F.Piel, Jr., N.Xu

Properties of Shape-Driving Orbitals: Rotational bands in 131La

NUCLEAR REACTIONS 116Cd(19F, 4n), E=76-90 MeV; measured I(γ), E(γ), γ(θ). 131La deduced levels, J, π, T1/2, B(M1)/B(E2) ratios, configurations, shapes. Cranked shell model.

doi: 10.1103/PhysRevC.39.471
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1989MA03      Phys.Rev. C39, 530 (1989)

R.Ma, K.Ahn, Y.Liang, E.S.Paul, N.Xu, D.B.Fossan

Rotational States in Neutron-Deficient 139Gd

NUCLEAR REACTIONS 92Mo(50Cr, n2pγ), E=200-300 MeV; measured γn-, γγ-coin, γγ(θ). 139Gd levels deduced B(M1)/B(E2).

doi: 10.1103/PhysRevC.39.530
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1989MA32      Phys.Rev. C40, 156 (1989)

R.Ma, C.W.Beausang, E.S.Paul, W.F.Piel, Jr., S.Shi, N.Xu, D.B.Fossan, J.Burde, M.A.Deleplanque, R.M.Diamond, A.O.Macchiavelli, F.S.Stephens

High-Spin Structures in 137Sm: Role of the β-driving νi13/2 intruder in deformation enhancement

NUCLEAR REACTIONS 104Pd(37Cl, 3np), E=170 MeV; measured Eγ, Iγ, γγ(θ), γ(t). 137Sm deduced levels, J, π, band structures, B(λ) ratios. Cranked shell model, quasiparticle configurations.

doi: 10.1103/PhysRevC.40.156
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1989PA01      Phys.Rev. C39, 153 (1989)

E.S.Paul, K.Ahn, D.B.Fossan, Y.Liang, R.Ma, N.Xu

Rotational Bands in 140Gd: Systematics of triaxial N = 76 isotones

NUCLEAR REACTIONS 92Mo(50Cr, 2p), E=210 MeV; measured Eγ, Iγ, γγ(θ). 140Gd deduced levels J, π, proton alignment frequency. Cranked shell model calculations.

doi: 10.1103/PhysRevC.39.153
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1989PA09      Phys.Rev. C40, 619 (1989)

E.S.Paul, D.B.Fossan, Y.Liang, R.Ma, N.Xu

Rotational Bands in Doubly Odd 128Cs

NUCLEAR REACTIONS 120Sn(11B, 3nγ), E=50 MeV; measured Eγ, Iγ, γ(θ), γγ(θ), γ(t). 128Cs deduced levels, J, π, γ-multipolarity, band structures. Cranked shell model calculations.

doi: 10.1103/PhysRevC.40.619
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1989PA17      Phys.Rev. C40, 1255 (1989)

E.S.Paul, D.B.Fossan, Y.Liang, R.Ma, N.Xu

Shape Coexistence in 132Ba

NUCLEAR REACTIONS 122Sn(13C, 3nγ), E=57 MeV; measured Eγ, Iγ, γ(t), γ(θ), γγ(θ); deduced N=76 systematics. 132Ba deduced levels, J, π, γ-multipolarity, band structure. Cranked shell model calculations.

doi: 10.1103/PhysRevC.40.1255
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1989XU01      Phys.Rev. C39, 1799 (1989)

N.Xu, C.W.Beausang, R.Ma, E.S.Paul, W.F.Piel, Jr., D.B.Fossan, L.Hildingsson

High Spin States in 137Pr

NUCLEAR REACTIONS 122Sn(19F, 4n), E=81 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), γ(t), σ(Eγ, E). 137Pr deduced levels, J, π, band structure, shape. Cranked shell model.

doi: 10.1103/PhysRevC.39.1799
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1989ZH02      Phys.Rev. C39, 714 (1989)

J.-Y.Zhang, N.Xu, D.B.Fossan, Y.Liang, R.Ma, E.S.Paul

Nilsson Parameter Set in the A ≈ 120-140 Region

NUCLEAR STRUCTURE A=120-140; analyzed data; deduced Nilsson parameter sets.

doi: 10.1103/PhysRevC.39.714
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1988KR19      Phys.Lett. 215B, 629 (1988)

A.J.Kreiner, D.Hojman, J.Davidson, M.Davidson, M.Debray, G.Falcone, D.Santos, C.W.Beausang, D.B.Fossan, R.Ma, E.S.Paul, S.Shi, N.Xu

High Spin States in 172Ta and Additivity of Odd N and Odd Z Effects

NUCLEAR REACTIONS 162Dy(14N, 4n), E=71.5 MeV; measured γ-spectra, I(ce); 159Tb(18O, 5n), E=80-96 MeV; measured γγ-coin, γ(θ), γγ(θ). 172Ta deduced levels, J, π, configurations.

doi: 10.1016/0370-2693(88)90033-0
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1988LI29      Phys.Rev. C38, 2432 (1988)

Y.Liang, K.Ahn, R.Ma, E.S.Paul, N.Xu, D.B.Fossan

Yrast Band in Doubly-Odd 138Eu

NUCLEAR REACTIONS 92Mo(50Cr, n3p), E=230 MeV; measured γγ(θ), nγ-, γγ-coin. 138Eu deduced levels, J, π, B(M1)/B(E2). Cranked shell model. Ge, liquid scintillator detectors, enriched target.

doi: 10.1103/PhysRevC.38.2432
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1988MA20      Phys.Rev. C37, 1926 (1988)

R.Ma, E.S.Paul, S.Shi, C.W.Beausang, W.F.Piel, Jr., N.Xu, D.B.Fossan, T.Chapuran, D.P.Balamuth, J.W.Arrison

Band Structure in Doubly Odd 130Pr

NUCLEAR REACTIONS 110Cd(28Si, 3npα), E=160 MeV; 106Pd(31P, 3nα), E=155 MeV; measured Eγ, Iγ, γγ(θ), γα-, γp-coin. 130Pr deduced levels, J, π, B(M1)/B(E2) ratios, configuration. Cranked shell model analysis.

doi: 10.1103/PhysRevC.37.1926
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1988PA09      Phys.Rev.Lett. 61, 42 (1988)

E.S.Paul, R.Ma, C.W.Beausang, D.B.Fossan, W.F.Piel, Jr., S.Shi, N.Xu, J.-Y.Zhang

Deformation-Driving Properties of the vi13/2[660](1/2)+ Intruder Orbital for A ≈ 130 Nuclei

NUCLEAR REACTIONS 104Pd(37Cl, 3np), E=170 MeV; measured γγ-coin, γ-multiplicity. 137Sm deduced levels, J, π, Nilsson assignments, band structure.

doi: 10.1103/PhysRevLett.61.42
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1988PI03      Phys.Rev. C37, 1067 (1988)

W.F.Piel, Jr., C.W.Beausang, D.B.Fossan, R.Ma, E.S.Paul, P.K.Weng, N.Xu, G.Scharff-Goldhaber

High-Spin States of 99Ag and 100Cd

NUCLEAR REACTIONS 64Zn(40Ca, 2n2p), (40Ca, 2n3p), E=167 MeV; measured Eγ, Iγ, σ(Eγ, E), γ(θ), γγ-coin. 99Ag, 100Cd deduced levels, J, π, δ, T1/2. Ge detectors, enriched targets, bismuth germanate anti-Compton shields, NE213 liquid scintillator detectors. VMI model.

doi: 10.1103/PhysRevC.37.1067
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1988SH17      Phys.Rev. C37, 1478 (1988)

S.Shi, C.W.Beausang, D.B.Fossan, R.Ma, E.S.Paul, N.Xu, A.J.Kreiner

Weak and Strong Signature Splitting in Doubly-Odd 132Pr

NUCLEAR REACTIONS 117Sn(19F, 4n), E=72-104 MeV; measured γγ-coin, γγ(θ), oriented nuclei. 132Pr deduced levels, J, π, B(λ).

doi: 10.1103/PhysRevC.37.1478
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1987MA57      Phys.Rev. C36, 2322 (1987)

R.Ma, E.S.Paul, C.W.Beausang, S.Shi, N.Xu, D.B.Fossan

Rotational Bands in 133Ce

NUCLEAR REACTIONS 119Sn(18O, 4n), E=75 MeV; measured Eγ, Iγ, γγ(θ), γ(t), γ-multiplicity. 133Ce deduced levels, J, π, γ-multipolarities, band structure, B(M1)/B(E2) ratios, quasiparticle crossing frequencies, routhians, aligments. Cranked shell model.

doi: 10.1103/PhysRevC.36.2322
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1987PA02      Phys.Rev.Lett. 58, 984 (1987)

E.S.Paul, C.W.Beausang, D.B.Fossan, R.Ma, W.F.Piel, Jr., N.Xu, L.Hildingsson, G.A.Leander

Collective Oblate Band in 131La Due to the Rotational Alignment of h11/2 Neutrons

NUCLEAR REACTIONS 116Cd(19F, 4nγ), E=76 MeV; measured γγ-coin. 131La deduced levels, J, π, band structure, shape characteristics. Ge detectors. Cranked shell model calculations.

doi: 10.1103/PhysRevLett.58.984
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1987PA17      Phys.Rev. C36, 153 (1987)

E.S.Paul, C.W.Beausang, D.B.Fossan, R.Ma, W.F.Piel, Jr., P.K.Weng, N.Xu

Band Crossings in the γ-Soft Nucleus 136Nd

NUCLEAR STRUCTURE 136Nd; calculated levels, band crossing frequencies. Cranked shell model.

NUCLEAR REACTIONS 116Cd(24Mg, 4n), E=106 MeV; measured Eγ, Iγ, γγ(θ), γ(θ), γγ-coin, σ(Eγ, E). 136Nd deduced levels, J, π, band structures, rotational bands, band crossing frequencies, configurations, γ-multipolarity. Cranked shell model analysis.

doi: 10.1103/PhysRevC.36.153
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1987PA27      Phys.Rev. C36, 1853 (1987)

E.S.Paul, C.W.Beausang, D.B.Fossan, R.Ma, W.F.Piel, Jr., N.Xu, L.Hildingsson

High-Spin States in Doubly-Odd 130La

NUCLEAR REACTIONS 116Cd(19F, 5n), E=76 MeV; measured Eγ, Iγ, γ(θ), γγ(θ), γ(t). 130La deduced levels, J, π, band characteristics, B(M1)/B(E2), configuration. Cranked shell model.

doi: 10.1103/PhysRevC.36.1853
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1987PA30      Phys.Rev. C36, 2380 (1987)

E.S.Paul, S.Shi, C.W.Beausang, D.B.Fossan, R.Ma, W.F.Piel, Jr., N.Xu, P.K.Weng

Band Crossings in Even-Even 138Sm and 134Nd

NUCLEAR REACTIONS 104Pd(37Cl, 2np), (37Cl, 2npα), E=170 MeV; 110Cd(28Si, 2n2p), E=162 MeV; 112Cd(27Al, 4np), E=140 MeV; measured Eγ, Iγ, γ(θ), γγ(θ). 138Sm, 134Nd deduced levels, J, π, band structure, shapes.

doi: 10.1103/PhysRevC.36.2380
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