NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = C.Qi Found 98 matches. 2023AH06 Eur.Phys.J. A 59, 306 (2023) I.Ahmed, R.Kumar, K.Hadynska-Klek, C.Qi Shell-model studies relevant for the low-energy Coulomb excitation in Zn isotopes NUCLEAR STRUCTURE 62,64,66,68,70Zn; calculated energy levels, J, π, B(E2) with the KSHELL code using JUN45 and jj44b interactions.
doi: 10.1140/epja/s10050-023-01213-2
2023AM06 Phys.Rev. C 108, 054311 (2023) Multilinear analysis of the systematics of proton radioactivity
doi: 10.1103/PhysRevC.108.054311
2023CE04 Eur.Phys.J. A 59, 300 (2023) E.A.Cederlof, T.Back, J.Nyberg, C.Qi, A.Atac, H.Badran, T.Braunroth, T.Calverley, D.M.Cox, M.Doncel, T.Grahn, P.Greenlees, J.Hilton, R.Julin, S.Juutinen, J.Konki, H.Li, S.Matta, V.Modamio, B.S.Nara Singh, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, S.Stolze, P.Subramaniam, J.Uusitalo, J.J.Valiente-Dobon Lifetime measurement of the yrast 2+ state in 118Te NUCLEAR REACTIONS 100Mo(22Ne, 4n), E=75 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, level T1/2, B(E2). Comparison with systematics, LSSM calculations. A Recoil Distance Doppler-shift (RDDS) experiment with the DPUNS plunger at the JYFL accelerator laboratory, the JUROGAM II γ-ray spectrometer.
doi: 10.1140/epja/s10050-023-01212-3
2023ZH03 Phys.Rev. C 107, 014308 (2023) W.Zhang, B.Cederwall, M.Doncel, O.Aktas, A.Ertoprak, C.Qi, T.Grahn, B.S.Nara Singh, D.M.Cullen, D.Hodge, M.Giles, S.Stolze, K.Auranen, H.Badran, T.Braunroth, T.Calverley, D.M.Cox, Y.D.Fang, P.T.Greenlees, J.Hilton, E.Ideguchi, R.Julin, S.Juutinen, M.Kumar Raju, M.Leino, H.Li, H.Liu, S.Matta, P.Subramaniam, V.Modamio, J.Pakarinen, P.Papadakis, J.Partanen, C.M.Petrache, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, M.J.Taylor, J.Uusitalo, J.J.Valiente-Dobon Decay spectroscopy of 171, 172Os and 171, 172, 174Ir NUCLEAR REACTIONS 92Mo(83Kr, X)171/172Os/171/172/174Ir, E=383 MeV; measured reaction products, recoils, Eα , Iα, Eγ, Iγ, γγ-coin, (recoil)αγ-coin. 171,172Os, 171,172,174Ir; deduced levels, J, π, δ. Newly identified α-decay branch from the bandhead (isomeric state) of the νi13/2 band in 171Os with competition between α, β, and electromagnetic decays. RITU gas-filled ion separator, GREAT spectrometer and JUROGAM II HPGe array at K130 cyclotron (JYFL). RADIOACTIVITY 171,171m,172Os, 171m,172,172m,174,174mIr(α);171mOs(IT)[from 92Mo(83Kr, X), E=383 MeV]; measured Eα, Iα, Eγ, Iγ, x-rays, αγ-coin; deduced T1/2, branching ratios, Q values, formation probabilities, hindrance factor, reduced widths. 167,168W, 167,168,170; deduced levels, J, π, transitions. 180Hg, 176Pt, 172Os, 168W; calculated total Routhian surface, potential energy surface. Discussed the correlation between α-decay hindrance factor and shape changes. Reaction products implanted into two adjacently mounted double-sided silicon strip detectors (DSSDs) used tp measure α, while γ-rays were detected by double sided planar HPGe. Beam from K10 cyclotron (JYFL).
doi: 10.1103/PhysRevC.107.014308
2023ZH05 Phys.Lett. B 838, 137740 (2023) Z.Zhang, C.Yuan, C.Qi, B.Cai, X.Xu Extended R-matrix description of two-proton radioactivity RADIOACTIVITY 19Mg, 45Fe, 48Ni, 54Zn, 67Kr, 96Sn, 92Cd, 88Pd, 84Ru, 80Mo, 74Zr, 71Sr, 63Se, 59Ge, 42Cr, 38,39Ti, 18Mg(2p); analyzed available data; deduced decay width formulae for different 2p emission mechanisms, including sequential 2p decay, diproton decay, and tri-body decay from the extended R-matrix theory. RADIOACTIVITY 19Mg, 45Fe, 48Ni, 54Zn, 67Kr, 96Sn, 92Cd, 88Pd, 84Ru, 80Mo, 74Zr, 71Sr, 63Se, 59Ge, 42Cr, 38,39Ti, 18Mg(2p); analyzed available data; deduced decay width formulae for different 2p emission mechanisms, including sequential 2p decay, diproton decay, and tri-body decay rom the extended R-matrix theory.
doi: 10.1016/j.physletb.2023.137740
2022DA06 Phys.Rev. C 105, L031304 (2022) B.Das, B.Cederwall, C.Qi, M.Gorska, P.H.Regan, O.Aktas, H.M.Albers, A.Banerjee, M.M.R.Chishti, J.Gerl, N.Hubbard, S.Jazrawi, J.Jolie, A.K.Mistry, M.Polettini, A.Yaneva, S.Alhomaidhi, J.Zhao, T.Arici, S.Bagchi, G.Benzoni, P.Boutachkov, T.Davinson, T.Dickel, E.Haettner, O.Hall, Ch.Hornung, J.P.Hucka, P.R.John, I.Kojouharov, R.Knobel, D.Kostyleva, N.Kuzminchuk, I.Mukha, W.R.Plass, B.S.Nara Singh, J.Vasiljevic, S.Pietri, Zs.Podolyak, M.Rudigier, H.Rosch, E.Sahin, H.Schaffner, C.Scheidenberger, F.Schirru, A.Sharma, R.Shearman, Y.Tanaka, J.Vesic, H.Weick, H.J.Wollersheim, U.Ahmed, A.Algora, C.Appleton, J.Benito, A.Blazhev, A.Bracco, A.M.Bruce, M.Brunet, R.Canavan, A.Esmaylzadeh, L.M.Fraile, G.Hafner, H.Heggen, D.Kahl, V.Karayonchev, R.Kern, A.Korgul, G.Kosir, N.Kurz, R.Lozeva, M.Mikolajczuk, P.Napiralla, R.Page, C.M.Petrache, N.Pietralla, J.-M.Regis, P.Ruotsalainen, L.Sexton, V.Sanchez-Temble, M.Si, J.Vilhena, V.Werner, J.Wiederhold, W.Witt, P.J.Woods, G.Zimba Nature of seniority symmetry breaking in the semimagic nucleus 94Ru RADIOACTIVITY 95mPd(β+p)[from 9Be(124Xe, F), E=850 MeV/nucleon];measured Eγ, Iγ, Ep, Ip, γγ-coin, pγ-coin. 94Ru; deduced T1/2 of low-lying excited states, B(E2). Comparison to shell-model calculations. Ions were separated with FRS at GSI and implanted in the Advanced Implantation Detector Array (AIDA), composed of three double-sided silicon strip detectors (DSSSDs) situated at the center of the DEcay SPECtroscopy (DESPEC) setup, comprised of a hybrid array of six triple cluster high-purity germanium (HPGe) detectors and 36 LaBr3(Ce) detectors of the FAst TIMing Array (FATIMA).
doi: 10.1103/PhysRevC.105.L031304
2022LI49 Phys.Rev. C 106, 034304 (2022) X.Liu, B.Cederwall, C.Qi, R.A.Wyss, O.Aktas, A.Ertoprak, W.Zhang, E.Clement, G.de France, D.Ralet, A.Gadea, A.Goasduff, G.Jaworski, I.Kuti, B.M.Nyako, J.Nyberg, M.Palacz, R.Wadsworth, J.J.Valiente-Dobon, H.Al-Azri, A.Atac Nyberg, T.Back, G.de Angelis, M.Doncel, J.Dudouet, A.Gottardo, M.Jurado, J.Ljungvall, D.Mengoni, D.R.Napoli, C.M.Petrache, D.Sohler, J.Timar, D.Barrientos, P.Bednarczyk, G.Benzoni, B.Birkenbach, A.J.Boston, H.C.Boston, I.Burrows, L.Charles, M.Ciemala, F.C.L.Crespi, D.M.Cullen, P.Desesquelles, C.Domingo-Pardo, J.Eberth, N.Erduran, S.Erturk, V.Gonzalez, J.Goupil, H.Hess, T.Huyuk, A.Jungclaus, W.Korten, A.Lemasson, S.Leoni, A.Maj, R.Menegazzo, B.Million, R.M.Perez-Vidal, Zs.Podolyak, A.Pullia, F.Recchia, P.Reiter, F.Saillant, M.D.Salsac, E.Sanchis, J.Simpson, O.Stezowski, C.Theisen, M.Zielinska Evidence for spherical-oblate shape coexistence in 87Tc NUCLEAR REACTIONS 54Fe(36Ar, 2np)87Tc, E=115 MeV; measured Eγ, Iγ, γγ-coin, (particle)γ-coin using AGATA array with 11 triple-cluster segmented HPGe detectors, DIAMANT array with 60 CsI(Tl) scintillators for protons, NEDA and NeutronWall arrays for neutrons with 54 and 42 organic liquid scintillator detectors at the GANIL facility. 87Tc; deduced levels, J, π, band-like structure, g.s. Jπ, intensity ratios in different channels, configurations, spherical behavior. Comparison with shell model and total Routhian surface calculations, and with their previous results reported in 2021Li40 (Phys. Rev. C 104, L021302).
doi: 10.1103/PhysRevC.106.034304
2022YA21 Phys.Rev. C 106, 024325 (2022) G.L.Yang, B.Qi, X.D.Wang, C.Qi Neutron-proton interaction in odd-odd nuclei from statistical analysis NUCLEAR STRUCTURE A=4-260; analyzed experimental binding energy data extracted from AME2020; deduced proton-neutron interactions, correlations for pn-interactions between neighboring nuclei. Additional attractive np-interaction which persists between the last proton and last neutron in odd-odd nuclei resulted from statistical analysis.
doi: 10.1103/PhysRevC.106.024325
2022ZE02 Phys.Rev. C 106, 034307 (2022) Q.B.Zeng, S.Guo, Z.Liu, J.G.Li, H.H.Li, J.G.Wang, Z.Y.Zhang, L.Ma, Y.H.Qiang, M.H.Huang, G.S.Li, Y.D.Fang, M.L.Liu, B.Ding, Y.Zheng, J.H.Li, H.Y.Lu, W.Q.Zhang, K.L.Wang, X.Y.Liu, H.Huang, F.F.Zeng, X.H.Yu, A.Rohilla, J.F.Huang, H.L.Fan, C.Qi, C.X.Yuan, C.M.Petrache, E.A.Lawrie, W.Zuo, Z.G.Gan, X.H.Zhou Configurations of the low-lying states in 146Eu RADIOACTIVITY 146mEu(IT) [from 124Sn(27Al, 5n), E=127 MeV, followed by mass-separation of evaporation residues (ERs) using the SHANS separator at the Sector-Focusing Cyclotron (SFC) of HIRFL-Lanzhou]; measured Eγ, Iγ, γγ-coin, isomer and level T1/2 by γ(t) and γγ(t) fast-timing method using three LaBr3(Ce) detectors, one coaxial and one Clover HPGe detectors, and analyzed using mirror symmetric centroid difference (MSCD) method. 146Eu; deduced levels, J, π, T1/2 of 6- levels and a 9+ isomer, multipolarities, upper limits of multipole mixing ratios, B(M1), spherical configurations. 146Sm; measured level T1/2 of the first 2+ state as a test case for measurements of short half-lives for levels in 146Eu. Comparison with shell model calculations using several different effective interactions, and with previous experimental results. Systematics of levels and B(M1) values in N=83 isotones 142Pr, 144Pm, 146Eu.
doi: 10.1103/PhysRevC.106.034307
2022ZH45 Phys.Rev. C 106, 024305 (2022) M.M.Zhang, Y.L.Tian, Y.S.Wang, Z.Y.Zhang, Z.G.Gan, H.B.Yang, M.H.Huang, L.Ma, C.L.Yang, J.G.Wang, C.X.Yuan, C.Qi, A.N.Andreyev, X.Y.Huang, S.Y.Xu, Z.Zhao, L.X.Chen, J.Y.Wang, M.L.Liu, Y.H.Qiang, G.S.Li, W.Q.Yang, R.F.Chen, H.B.Zhang, Z.W.Lu, X.X.Xu, L.M.Duan, H.R.Yang, W.X.Huang, Z.Liu, X.H.Zhou, Y.H.Zhang, H.S.Xu, N.Wang, H.B.Zhou, X.J.Wen, S.Huang, W.Hua, L.Zhu, X.Wang, Y.C.Mao, X.T.He, S.Y.Wang, W.Z.Xu, H.W.Li, Y.F.Niu, L.Guo, Z.Z.Ren, S.G.Zhou Fine structure in the α decay of the 8+ isomer in 216, 218U RADIOACTIVITY 216,216m,218,218mU(α)[218U from 182W(40Ar, 4n), E=190 MeV, 184W(40Ca, 2nα), E=206 MeV, 216U from 180W(40Ar, 4n), E=191 MeV]; measured evaporation residues (EVRs), Eα, Iα, (EVR)α1-α2-correlations, T1/2 using position-sensitive strip detectors (PSSDs) for α detection, and SHANS separator at HIRFL-Lanzhou. 216,216m,218,218mU; deduced T1/2, Q-values, α-branching ratio, α-decay hindrance factors. 204Rn, 208,210Ra, 212,214Th(α)[from 216,218U α-decay chains]; measured Eα, T1/2. 212Th; deduced level, J, π, identification of the first 2+ state. 215Ra, 212,213,216Ac, 211,212,213,214,216,216m,217Th, 216,217,217m,218Pa, 217,218,219U; observed Eα from their decays from (EVR)α-correlations. Comparison with previous experimental data.
doi: 10.1103/PhysRevC.106.024305
2021GA15 Phys.Rev.Lett. 126, 152701 (2021) B.Gao, S.Giraud, K.A.Li, A.Sieverding, R.G.T.Zegers, X.Tang, J.Ash, Y.Ayyad-Limonge, D.Bazin, S.Biswas, B.A.Brown, J.Chen, M.DeNudt, P.Farris, J.M.Gabler, A.Gade, T.Ginter, M.Grinder, A.Heger, C.Hultquist, A.M.Hill, H.Iwasaki, E.Kwan, J.Li, B.Longfellow, C.Maher, F.Ndayisabye, S.Noji, J.Pereira, C.Qi, J.Rebenstock, A.Revel, D.Rhodes, A.Sanchez, J.Schmitt, C.Sumithrarachchi, B.H.Sun, D.Weisshaar New 59Fe Stellar Decay Rate with Implications for the 60Fe Radioactivity in Massive Stars NUCLEAR REACTIONS 59Co(t, 3He)59Fe, E=115 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, σ(θ), B(GT), β-decay rates. Comparison with stellar evolution calculations.
doi: 10.1103/PhysRevLett.126.152701
2021LI40 Phys.Rev. C 104, L021302 (2021) X.Liu, B.Cederwall, C.Qi, R.A.Wyss, O.Aktas, A.Ertoprak, W.Zhang, E.Clement, G.de France, D.Ralet, A.Gadea, A.Goasduff, G.Jaworski, I.Kuti, B.M.Nyako, J.Nyberg, M.Palacz, R.Wadsworth, J.J.Valiente-Dobon, H.Al-Azri, A.Atac Nyberg, T.Back, G.de Angelis, M.Doncel, J.Dudouet, A.Gottardo, M.Jurado, J.Ljungvall, D.Mengoni, D.R.Napoli, C.M.Petrache, D.Sohler, J.Timar, D.Barrientos, P.Bednarczyk, G.Benzoni, B.Birkenbach, A.J.Boston, H.C.Boston, I.Burrows, L.Charles, M.Ciemala, F.C.L.Crespi, D.M.Cullen, P.Desesquelles, C.Domingo-Pardo, J.Eberth, N.Erduran, S.Erturk, V.Gonzalez, J.Goupil, H.Hess, T.Huyuk, A.Jungclaus, W.Korten, A.Lemasson, S.Leoni, A.Maj, R.Menegazzo, B.Million, R.M.Perez-Vidal, Zs.Podolyak, A.Pullia, F.Recchia, P.Reiter, F.Saillant, M.D.Salsac, E.Sanchis, J.Simpson, O.Stezowski, C.Theisen, M.Zielinska Evidence for enhanced neutron-proton correlations from the level structure of the N = Z + 1 nucleus 8743Tc44 NUCLEAR REACTIONS 54Fe(36Ar, 2np)87Tc, E=115 MeV; measured Eγ, Iγ, charged particles, (particle)g- and γγ-coin using AGATA array of 11 triple-cluster segmented HPGe detectors for γ rays and DIAMANT array of 60 CsI(Tl) scintillators for particles at the GANIL accelerator complex. 87Tc; deduced high-spin levels, J, π, rotational band, kinematic moments of inertia, alignment. Comparison with the structures of neighboring odd-mass N=44 and N=43 isotonic chains, and with shell-model calculations. Systematics of positive-parity yrast states in 83Y, 85Nb, 87,89,91,93Tc.
doi: 10.1103/PhysRevC.104.L021302
2021QI06 Phys.Lett. B 818, 136373 (2021) Alpha decay measured in single-particle units as a manifestation of nuclear collectivity
doi: 10.1016/j.physletb.2021.136373
2021SO16 Nucl.Phys. A1013, 122221 (2021) Extended universal decay law formula for the α and cluster decays RADIOACTIVITY 221Fr, 221,222,223,224Ra, 225Ac, 226Ra, 226Th(14C), 223Ac(15N), 226Th(18O), 228Th(20O), 230U(22Ne), 231Pa(23F), 230Th(24Ne), 230U, 231Pa, 232Th, 232,233,234,235,236U(24Ne), 233,235U(25Ne), 232Th, 234,236U(26Ne), 232,233,234,235,236U, 236,238Pu(28Mg), 236U, 237Np, 238Pu(30Mg), 238Pu(38Si), 240Pu, 241Am, 242Cm(34Si); calculated T1/2 using the Universal Decay Law (UDL) formula for the alpha and cluster decays. Comparison with experimental data.
doi: 10.1016/j.nuclphysa.2021.122221
2021ZH22 Phys.Rev.Lett. 126, 152502 (2021) Z.Y.Zhang, H.B.Yang, M.H.Huang, Z.G.Gan, C.X.Yuan, C.Qi, A.N.Andreyev, M.L.Liu, L.Ma, M.M.Zhang, Y.L.Tian, Y.S.Wang, J.G.Wang, C.L.Yang, G.S.Li, Y.H.Qiang, W.Q.Yang, R.F.Chen, H.B.Zhang, Z.W.Lu, X.X.Xu, L.M.Duan, H.R.Yang, W.X.Huang, Z.Liu, X.H.Zhou, Y.H.Zhang, H.S.Xu, N.Wang, H.B.Zhou, X.J.Wen, S.Huang, W.Hua, L.Zhu, X.Wang, Y.C.Mao, X.T.He, S.Y.Wang, W.Z.Xu, H.W.Li, Z.Z.Ren, S.G.Zhou New α-Emitting Isotope 214U and Abnormal Enhancement of α-Particle Clustering in Lightest Uranium Isotopes RADIOACTIVITY 214,216,218U(α) [from 180,182W(36Ar, 4n), 184W(40Ca, 2nα), E<200 MeV]; measured decay products, Eα, Iα; deduced α-decay Q-values and reduced widths, T1/2, abnormal enhancement by the strong monopole interaction between the valence protons and neutrons. Comparison withavailable data, calculations.
doi: 10.1103/PhysRevLett.126.152502
2021ZH52 Phys.Lett. B 820, 136527 (2021) W.Zhang, B.Cederwall, M.Doncel, O.Aktas, A.Ertoprak, R.Liotta, C.Qi, T.Grahn, B.S.Nara Singh, D.M.Cullen, D.Hodge, M.Giles, S.Stolze, H.Badran, T.Braunroth, T.Calverley, D.M.Cox, Y.D.Fang, P.T.Greenlees, J.Hilton, E.Ideguchi, R.Julin, S.Juutinen, M.Kumar Raju, H.Li, H.Liu, S.Matta, P.Subramaniam, V.Modamio, J.Pakarinen, P.Papadakis, J.Partanen, C.M.Petrache, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, M.J.Taylor, J.Uusitalo, J.J.Valiente-Dobon Lifetime measurements of excited states in 169, 171, 173Os: Persistence of anomalous B(E2) ratios in transitional rare earth nuclei in the presence of a decoupled i13/2 valence neutron NUCLEAR REACTIONS 92Mo(83Kr, X)169Os/171Os/173Os, E=383 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, level lifetimes, B(E2). Recoil-distance Doppler shift and recoil-isomer tagging techniques.
doi: 10.1016/j.physletb.2021.136527
2021ZH63 Phys.Rev. C 104, 064305 (2021) W.Zhang, B.Cederwall, C.Qi, A.Ertoprak, O.Aktas, X.Liu, K.Andgren, K.Auranen, T.Back, L.Barber, G.Beeton, D.M.Cullen, I.G.Darby, M.R.Dimmock, S.Eeckhaudt, E.Ganioglu, M.Gorska, T.Grahn, P.T.Greenlees, B.Hadinia, E.Ideguchi, A.Illana, P.M.Jones, D.T.Joss, R.Julin, S.Juutinen, J.M.Keatings, A.Khaplanov, F.Kulali, M.Leino, M.Luoma, B.Lv, B.S.Nara Singh, L.Nelson, M.Niikura, M.Nyman, J.Ojala, R.D.Page, J.Pakarinen, E.S.Paul, C.Petrache, M.Petri, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.F.Smith, J.Sorri, H.Tann, G.Zimba, J.Uusitalo, R.Wadsworth, R.Wyss Identification of excited states in 10752Te55 NUCLEAR REACTIONS 58Ni(54Fe, 3n2p)107Te, E=195 MeV; 54Fe(58Ni, 3n2p)107Te, E=215 MeV; measured recoils, Eγ, Iγ, γγ-coin, (particle)γ-coin using EUROGAM array of 43 Compton-suppressed HPGe detectors and recoiling fusion evaporation products separated by RITU separator and implanted into two double-sided silicon strip detectors (DSSDs) of the GREAT spectrometer in 58Ni(54Fe, 3n2p) experiment, and using Jurogam III array of 15 Eurogam and 24 Euroball clover escape-suppressed Ge detectors, with evaporation products separated by MARA separator and implanted into the DSSD for the 54Fe(58Ni, 3n2p) experiment, both performed at the University of Jyvaskyla Accelerator Laboratory using recoil-decay tagging technique. 107Te; deduced high-spin levels, J, π, νh11/2 band. Comparison with large-scale shell-model calculations and total Routhian surface calculations. Systematics of νh11/2 bands and level structures in 107,109,111,113,115,117,119Te.
doi: 10.1103/PhysRevC.104.064305
2020CA10 Phys.Rev. C 101, 054304 (2020) B.Cai, G.Chen, J.Xu, C.Yuan, C.Qi, Y.Yao α decay half-life estimation and uncertainty analysis RADIOACTIVITY 106,108Te, 112Xe, 114Ba, 144Nd, 146,147,148Sm, 148,150,152Gd, 149Tb, 150,152,154Dy, 152,154,156Er, 154,156,158Yb, 156,158,160,162,174Hf, 160,162,163,164,166,168,180W, 163Re, 166,167,168,170,172,174,186Os, 167Ir, 168,171,172,174,176,177,178,180,182,184,186,188,190Pt, 175Au, 172,174,176,178,180,182,183,184,185,186,188Hg, 178,180,184,186,188,190,192,194,210Pb, 209,211,213Bi, 186,190,194,196,198,200,202,204,206,208,210,212,213,214,215,216,218Po, 203,205,207,209,211,213,215,217At, 194,196,200,202,204,206,208,209,210,211,212,214,216,217,218,219,220,222Rn, 215,217,219Fr, 202,204,208,209,213,214,216,218,220,221,222,223,224,226Ra, 219Ac, 208,212,214,216,218,220,222,224,226,228,229,230,232Th, 219,221,231Pa, 216,218,222,224,226,230,232,233,234,235,236,238U, 237Np, 228,230,232,234,236,238,239,240,242,244Pu, 241Am, 234,236,238,240,242,244,246,248Cm, 240,242,244,245,246,248,250,252,254Cf, 253Es, 248,252,254,255,256Fm, 254,256No, 256,258Rf, 260Sg, 264Hs, 270Ds(α); evaluated theoretical half-lives and associated uncertainties from the universal decay law (UDL) and the new Geiger-Nuttall law (NGNL), and systematics half-lives using nonparametric bootstrap method; discussed shell effect and the pairing effect.
doi: 10.1103/PhysRevC.101.054304
2020CE01 Phys.Rev.Lett. 124, 062501 (2020) B.Cederwall, X.Liu, O.Aktas, A.Ertoprak, W.Zhang, C.Qi, E.Clement, G.de France, D.Ralet, A.Gadea, A.Goasduff, G.Jaworski, I.Kuti, B.M.Nyako, J.Nyberg, M.Palacz, R.Wadsworth, J.J.Valiente-Dobon, H.Al-Azri, A.Atac Nyberg, T.Back, G.de Angelis, M.Doncel, J.Dudouet, A.Gottardo, M.Jurado, J.Ljungvall, D.Mengoni, D.R.Napoli, C.M.Petrache, D.Sohler, J.Timar, D.Barrientos, P.Bednarczyk, G.Benzoni, B.Birkenbach, A.J.Boston, H.C.Boston, I.Burrows, L.Charles, M.Ciemala, F.C.L.Crespi, D.M.Cullen, P.Desesquelles, C.Domingo-Pardo, J.Eberth, N.Erduran, S.Erturk, V.Gonzalez, J.Goupil, H.Hess, T.Huyuk, A.Jungclaus, W.Korten, A.Lemasson, S.Leoni, A.Maj, R.Menegazzo, B.Million, R.M.Perez-Vidal, Zs.Podolyak, A.Pullia, F.Recchia, P.Reiter, F.Saillant, M.D.Salsac, E.Sanchis, J.Simpson, O.Stezowski, Ch.Theisen, M.Zielinska Isospin Properties of Nuclear Pair Correlations from the Level Structure of the Self-Conjugate Nucleus 88Ru NUCLEAR REACTIONS 54Fe(36Ar, 2n), E=115 MeV; measured Eγ, Iγ, (neutron)γ-, (charged particle)γ-, γγ-coin. 88Ru; deduced levels, J, π, yrast band, moment of inertia. Comparison with neighboring isotopes and cranked shell model calculations. AGATA, DIAMANT, and NEDA arrays.
doi: 10.1103/PhysRevLett.124.062501
2020ER01 Eur.Phys.J. A 56, 65 (2020) A.Ertoprak, B.Cederwall, C.Qi, O.Aktas, M.Doncel, B.Hadinia, R.Liotta, M.Sandzelius, C.Scholey, K.Andgren, T.Back, H.Badran, T.Braunroth, T.Calverley, D.M.Cox, D.M.Cullen, Y.D.Fang, E.Ganioglu, M.Giles, M.B.Gomez Hornillos, T.Grahn, P.T.Greenlees, J.Hilton, D.Hodge, E.Ideguchi, U.Jakobsson, A.Johnson, P.M.Jones, R.Julin, S.Juutinen, S.Ketelhut, A.Khaplanov, M.Kumar Raju, M.Leino, H.Li, H.Liu, S.Matta, V.Modamio, B.S.Nara Singh, M.Niikura, M.Nyman, I.Ozgur, R.D.Page, J.Pakarinen, P.Papadakis, J.Partanen, E.S.Paul, C.M.Petrache, P.Peura, P.Rahkila, P.Ruotsalainen, J.Saren, J.Sorri, S.Stolze, P.Subramaniam, M.J.Taylor, J.Uusitalo, J.J.Valiente-Dobon, R.Wyss Evidence for octupole collectivity in 172Pt NUCLEAR REACTIONS 96Ru(78Kr, 2pγ)172Pt, E=342, 348 MeV; 92Mo(83Kr, 3nγ)172Pt, E=383 MeV; Measured Eγ, Iγ, γγ-coin, γ(θ), γγ(linear polarization), recoils using RITU gas-filled separator, JUROGAM I and JUROGAM II arrays of HPGe detectors, and the GREAT spectrometer consisting of silicon strip detectors, multiwire proportional counter (MWPC), array of Si PIN-diode detectors, one planar and one clover HPGe detector at the K-130 cyclotron facility of the University of Jyvaskyla. 172Pt; deduced high-spin levels, Jπ, multipolarities, bands, configurations, evidence for octupole collectivity. Comparison with large-scale shell model (LSSM) and total Routhian surface (TRS) calculations.
doi: 10.1140/epja/s10050-020-00071-6
2020ER04 Eur.Phys.J. A 56, 291 (2020) A.Ertoprak, C.Qi, B.Cederwall, M.Doncel, U.Jakobsson, B.M.Nyako, G.Jaworski, P.Davies, G.de France, I.Kuti, D.R.Napoli, R.Wadsworth, S.S.Ghugre, R.Raut, B.Akkus, H.Al-Azri, A.Algora, G.de Angelis, A.Atac, T.Back, A.Boso, E.Clement, D.M.Debenham, Zs.Dombradi, S.Erturk, A.Gadea, F.Ghazi Moradi, A.Gottardo, T.Huyuk, E.Ideguchi, H.Li, C.Michelagnoli, V.Modamio, J.Nyberg, M.Palacz, C.M.Petrache, F.Recchia, M.Sandzelius, M.Siciliano, D.Sohler, J.Timar, J.J.Valiente-Dobon, Z.G.Xiao Lifetimes of core-excited states in semi-magic 95Rh NUCLEAR REACTIONS 58Ni(40Ca, 3p), E=150 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and intensities, J, π, level lifetimes, B(M1), B(E2), σ. Comparison with available data. The Doppler Shift Attenuation Method (DSAM) based on the Doppler broadened line shapes, the Grand Accelerateur National d'Ions Lourds (GANIL) accelerator facility.
doi: 10.1140/epja/s10050-020-00297-4
2020SU02 Phys.Lett. B 800, 135096 (2020) M.D.Sun, Z.Liu, T.H.Huang, W.Q.Zhang, A.N.Andreyev, B.Ding, J.G.Wang, X.Y.Liu, H.Y.Lu, D.S.Hou, Z.G.Gan, L.Ma, H.B.Yang, Z.Y.Zhang, L.Yu, J.Jiang, K.L.Wang, Y.S.Wang, M.L.Liu, Z.H.Li, J.Li, X.Wang, A.H.Feng, C.J.Lin, L.J.Sun, N.R.Ma, W.Zuo, H.S.Xu, X.H.Zhou, G.Q.Xiao, C.Qi, F.S.Zhang Fine structure in the α decay of 223U RADIOACTIVITY 223U, 219Th, 215Ra(α) [from 187Re(40Ar, 3np), E=188 MeV]; measured reaction products, Eα, Iα; deduced α-decay branches, fine structure.
doi: 10.1016/j.physletb.2019.135096
2019WA10 Chin.Phys.Lett. 36, 32101 (2019) Y.-Z.Wang, Y.Li, C.Qi, J.-Z.Gu Pairing Effects on Bubble Nuclei NUCLEAR STRUCTURE 46Ar, 206Hg; calculated proton density distributions, occupation probabilities of the proton s states; deduced the difference between the bubble structure with the surface pairing and those with the volume and mixed pairings.
doi: 10.1088/0256-307x/36/3/032101
2019WA30 Chin.Phys.C 43, 114101 (2019) Y.-Z.Wang, X.-D.Su, C.Qi, J.-Z.Gu Tensor force effect on the exotic structure of neutron-rich Ca isotopes* NUCLEAR STRUCTURE 56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74Ca; calculated two neutron separation energy, radii, neutron density distributions using spherical Skyrme-Hartree-Fock-Bogoliubov (SHFB) approach.
doi: 10.1088/1674-1137/43/11/114101
2018CE02 Phys.Rev.Lett. 121, 022502 (2018) B.Cederwall, M.Doncel, O.Aktas, A.Ertoprak, R.Liotta, C.Qi, T.Grahn, D.M.Cullen, D.Hodge, M.Giles, S.Stolze, H.Badran, T.Braunroth, T.Calverley, D.M.Cox, Y.D.Fang, P.T.Greenlees, J.Hilton, E.Ideguchi, R.Julin, S.Juutinen, M.Kumar Raju, H.Li, H.Liu, S.Matta, V.Modamio, J.Pakarinen, P.Papadakis, J.Partanen, C.M.Petrache, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, P.Subramaniam, M.J.Taylor, J.Uusitalo, J.J.Valiente-Dobon Lifetime Measurements of Excited States in 172Pt and the Variation of Quadrupole Transition Strength with Angular Momentum NUCLEAR REACTIONS 92Mo(83Kr, 3n)172Pt, E=383 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, 2+ and 4+ lifetimes, B(E2). Comparison with systematics, Alaga rule.
doi: 10.1103/physrevlett.121.022502
2018ER01 Eur.Phys.J. A 54, 145 (2018) A.Ertoprak, B.Cederwall, C.Qi, M.Doncel, U.Jakobsson, B.M.Nyako, G.Jaworski, P.Davies, G.de France, I.Kuti, D.R.Napoli, R.Wadsworth, S.S.Ghugre, R.Raut, B.Akkus, H.Al-Azri, A.Algora, G.de Angelis, A.Atac, T.Back, A.Boso, E.Clement, D.M.Debenham, Zs.Dombradi, S.Erturk, A.Gadea, F.Ghazi Moradi, A.Gottardo, T.Huyuk, E.Ideguchi, H.Li, C.Michelagnoli, V.Modamio, J.Nyberg, M.Palacz, C.M.Petrache, F.Recchia, M.Sandzelius, M.Siciliano, J.Timar, J.J.Valiente-Dobon, Z.G.Xiao M1 and E2 transition rates from core-excited states in semi-magic 94Ru NUCLEAR REACTIONS 58Ni(40Ca, 4p)94Ru, E=128 MeV; measured Eγ, Iγ(θ), γγ-coin, Doppler-broadened line shapes using EXOGAM spectrometer array of 11 Compton-suppressed HPGe; deduced 94Ru γ-ray spectra, lineshapes, γ-ray transitions between discrete states, γ intensities, B(M1), B(E2), T1/2 of discrete dicrete high-spin states.
doi: 10.1140/epja/i2018-12581-7
2018QI08 Phys.Rev. C 98, 061303 (2018) Partial seniority conservation and solvability of single-j systems
doi: 10.1103/PhysRevC.98.061303
2018XU08 Eur.Phys.J. A 54, 83 (2018) Q.Xu, Z.G.Xiao, S.J.Zhu, C.Qi, H.Jia, B.Qi, R.S.Wang, W.J.Cheng, Y.Zhang, H.Yi, L.M.Lu, Y.J.Wang, H.J.Li, Y.Huang, Z.Zhang, X.G.Wu, C.B.Li, Y.Zheng, Q.M.Chen, W.K.Zhou, G.S.Li Investigation of high spin states in 133Cs NUCLEAR REACTIONS 130Te(7Li, 4n), E=38 MeV; measured in-beam Eγ, Iγ(θ), γγ-coin using 12 Compton-suppressed Ge detectors at HI-13 Tandem at CIAE (China Institute of Atomic Energy). 133Cs; deduced level scheme, levels, J, π up to high spin of 31/2, rotational bands, γ transition intensities; updated systematics of 2+ states in N=78 even-even isotopes of A=130-134. 133Cs, 132Xe; calculated levels, J, π, B(M1)/B(E2), moments of inertia using large-scale shell model; compared to experimental data.
doi: 10.1140/epja/i2018-12520-8
2017DO06 Phys.Rev. C 95, 044321 (2017) M.Doncel, B.Cederwall, C.Qi, H.Li, U.Jakobsson, K.Auranen, S.Bonig, M.C.Drummond, T.Grahn, P.T.Greenlees, A.Herzan, D.T.Joss, R.Julin, S.Juutinen, J.Konki, T.Kroll, M.Leino, C.McPeake, D.O'Donnell, R.D.Page, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, B.Saygi, C.Scholey, J.Sorri, S.Stolze, M.J.Taylor, A.Thornthwaite, J.Uusitalo Lifetime measurements of excited states in 162W and 164W and the evolution of collectivity in rare-earth nuclei NUCLEAR REACTIONS 92Mo(78Kr, 2α), (78Kr, 2pα), E=380 MeV; measured Eγ, half-lives of the first 2+ states by recoil-distance Doppler-shift (RDDS) method using DPUNS differential plunger device and RITU separator at Jyvaskyla K-130 cyclotron facility. 162,164W; deduced levels, B(E2) for the first 2+ states. Comparison with systematics of B(E2) values for neighboring nuclei, and with theoretical calculations.
doi: 10.1103/PhysRevC.95.044321
2017DO12 Phys.Rev. C 96, 051304 (2017) M.Doncel, T.Back, C.Qi, D.M.Cullen, D.Hodge, B.Cederwall, M.J.Taylor, M.Procter, M.Giles, K.Auranen, T.Grahn, P.T.Greenlees, U.Jakobsson, R.Julin, S.Juutinen, A.Herzan, J.Konki, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo Spin-dependent evolution of collectivity in 112Te NUCLEAR REACTIONS 58Ni(58Ni, 4p), E not given; measured Eγ, Iγ, γγ-coin, level half-lives by recoil distance Doppler-shift (RDDS) method using Jurogam II detector array, RITU gas-filled recoil separator, and differential plunger for unbound nuclear states (DPUNS) at the Cyclotron Accelerator Laboratory of University of Jyvaskyla. 112Te; deduced levels, J, π, B(E2) for the first 2+, 4+ and 6+ states, E(4+)/E(2+), E(6+)/E(2+) ratios; calculated potential-energy surfaces. Comparison with shell-model calculations. Systematics of B(E2) for the first 2+, 4+ and 6+ states in 112,114,118,120,122,124Te.
doi: 10.1103/PhysRevC.96.051304
2017QI01 J.Phys.(London) G44, 045107 (2017) Differential evolution algorithm for global optimizations in nuclear physics
doi: 10.1088/1361-6471/aa5f87
2017QI04 Phys.Lett. B 773, 616 (2017) Partial conservation of seniority and its unexpected influence on E2 transitions in g9/2 nuclei NUCLEAR STRUCTURE 96Pd, 94Ru; calculated energy levels, J, π, B(E2); deduced that sharp transition from pure seniority coupling to a significant mixture between the and states due to the cross-orbital non-diagonal interaction matrix elements.
doi: 10.1016/j.physletb.2017.09.025
2017SU18 Phys.Lett. B 771, 303 (2017) M.D.Sun, Z.Liu, T.H.Huang, W.Q.Zhang, J.G.Wang, X.Y.Liu, B.Ding, Z.G.Gan, L.Ma, H.B.Yang, Z.Y.Zhang, L.Yu, J.Jiang, K.L.Wang, Y.S.Wang, M.L.Liu, Z.H.Li, J.Li, X.Wang, H.Y.Lu, C.J.Lin, L.J.Sun, N.R.Ma, C.X.Yuan, W.Zuo, H.S.Xu, X.H.Zhou, G.Q.Xiao, C.Qi, F.S.Zhang New short-lived isotope 223Np and the absence of the Z = 92 subshell closure near N = 126 RADIOACTIVITY 223Np, 219Pa, 219Th, 218Ac, 216Ra, 215Ac(α) [from 187Re(40Ar, X)223Np, E=188 MeV]; measured decay products, Eα, Iα; deduced T1/2, Q-values, disprove the existence of a Z=92 subshell closure. Comparison with available data.
doi: 10.1016/j.physletb.2017.03.074
2017WA18 Phys.Lett. B 770, 83 (2017) F.Wang, B.H.Sun, Z.Liu, R.D.Page, C.Qi, C.Scholey, S.F.Ashley, L.Bianco, I.J.Cullen, I.G.Darby, S.Eeckhaudt, A.B.Garnsworthy, W.Gelletly, M.B.Gomez Hornillos, T.Grahn, P.T.Greenlees, D.G.Jenkins, G.A.Jones, P.Jones, D.T.Joss, R.Julin, S.Juutinen, S.Ketelhut, S.Khan, A.Kishada, M.Leino, M.Niikura, M.Nyman, J.Pakarinen, S.Pietri, Z.Podolyak, P.Rahkila, S.Rigby, J.Saren, T.Shizuma, J.Sorri, S.Steer, J.Thomson, N.J.Thompson, J.Uusitalo, P.M.Walker, S.Williams, H.F.Zhang, W.Q.Zhang, L.H.Zhu Spectroscopic factor and proton formation probability for the d3/2 proton emitter 151mLu RADIOACTIVITY 151Lu(p) [from 96Ru(58Ni, X)151Lu, E=266, 274 MeV]; measured decay products, Ep, Ip, Eγ, Iγ; deduced γ-ray energies and intensities, spectroscopic factors, proton-decay formation amplitudes, Q-value, T1/2. Comparison with theoretical calculations.
doi: 10.1016/j.physletb.2017.04.034
2017WA49 Phys.Rev. C 96, 064307 (2017); Erratum Phys.Rev. C 97, 029902 (2018) F.Wang, B.H.Sun, Z.Liu, C.Qi, L.H.Zhu, C.Scholey, S.F.Ashley, L.Bianco, I.J.Cullen, I.G.Darby, S.Eeckhaudt, A.B.Garnsworthy, W.Gelletly, M.B.Gomez Hornillos, T.Grahn, P.T.Greenlees, D.G.Jenkins, G.A.Jones, P.Jones, D.T.Joss, R.Julin, S.Juutinen, S.Ketelhut, S.Khan, A.Kishada, M.Leino, M.Niikura, M.Nyman, R.D.Page, J.Pakarinen, S.Pietri, Zs.Podolyak, P.Rahkila, S.Rigby, J.Saren, T.Shizuma, J.Sorri, S.Steer, J.Thomson, N.J.Thompson, J.Uusitalo, P.M.Walker, S.Williams Reinvestigation of the excited states in the proton emitter 151Lu: Particle-hole excitations across the N=Z=64 subshell NUCLEAR REACTIONS 96Ru(58Ni, 2np), E=266, 274 MeV; measured fusion-evaporation residues, Eγ, Iγ, γγ-coin, pγ-coin using RITU separator, GREAT spectrometer and JUROGAM array at the K130 cyclotron facility of the University of Jyvaskyla. Recoil-Decay Tagging (RDT) technique. 151Lu; deduced high-spin levels, J, π, sequences. Comparison with large-scale shell-model calculations.
doi: 10.1103/PhysRevC.96.064307
2016CA42 Phys.Rev. C 94, 064311 (2016) R.J.Carroll, B.Hadinia, C.Qi, D.T.Joss, R.D.Page, J.Uusitalo, K.Andgren, B.Cederwall, I.G.Darby, S.Eeckhaudt, T.Grahn, C.Gray-Jones, P.T.Greenlees, P.M.Jones, R.Julin, S.Juutinen, M.Leino, A.-P.Leppanen, M.Nyman, J.Pakarinen, P.Rahkila, M.Sandzelius, J.Saren, C.Scholey, D.Seweryniak, J.Simpson Multiparticle configurations of excited states in 155Lu NUCLEAR REACTIONS 102Pd(58Ni, pα)155Lu/156Lu/157Lu/156Hf/157Hf/157Ta/158Ta/159Ta/158W, E=255 MeV; measured reaction products, Eγ, Iγ, delayed γ, (recoils)(α)γγ-coin using RITU separator, JUROGAM array and GREAT spectrometer at Jyvaskyla Accelerator Laboratory. Recoil-decay tagging (RDT) technique. 155Lu; deduced levels, J, π, multipolarity, configurations, anti-aligned 1+ interaction between h11/2 protons and h9/2 neutrons. Comparison with shell-model calculations. Systematics of excited states in odd-A N=84 isotones of 149Tb, 151Ho, 153Tm, 155Lu, 157Ta.
doi: 10.1103/PhysRevC.94.064311
2016CH17 Nucl.Phys. A951, 97 (2016) Odd-even staggering in neutron drip line nuclei NUCLEAR STRUCTURE 18,19,20,21,22,23,24,25,26,27,28O, 49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109Ni, 100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178Sn; calculated quasi-particle energies in different orbitals, Q-value, neutron separation energy, even-odd pairing effects using HFB with density-dependent forces.
doi: 10.1016/j.nuclphysa.2016.03.056
2016CH32 Phys.Rev. C 94, 024321 (2016) Y.Y.Cheng, C.Qi, Y.M.Zhao, A.Arima Nucleon-pair states of even-even Sn isotopes based on realistic effective interactions NUCLEAR STRUCTURE 104,106,108,128,126,124Sn; calculated levels, yrast states, J, π, B(E2), magnetic dipole moments, neutron-hole occupation number of the pseudo 13/2+ and 17/2- shells. Discussed seniority scheme. Monopole-optimized effective interactions based on the realistic CD-Bonn nucleon-nucleon potential, within the frameworks of the nucleon-pair approximation (NPA) and shell model (SM). Comparison with experimental values taken mainly from the ENSDF database.
doi: 10.1103/PhysRevC.94.024321
2016HU09 Phys.Rev. C 93, 064315 (2016) Y.Huang, Z.G.Xiao, S.J.Zhu, C.Qi, Q.Xu, W.J.Cheng, H.J.Li, L.M.Lyu, R.S.Wang, W.H.Yan, H.Yi, Y.Zhang, Q.M.Chen, C.Y.He, S.P.Hu, C.B.Li, H.W.Li, P.W.Luo, X.G.Wu, Y.H.Wu, Y.Zheng, J.Zhong High-spin structures in the 129Xe nucleus NUCLEAR REACTIONS 124Sn(9Be, 4n), E=36 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO) at HI-13 tandem accelerator facility of the CIAE-Beijing. 129Xe; deduced high-spin levels, J, π, band structures, configurations, multipolarities, B(M1)/B(E2), staggering parameter, moments of inertia plots. Systematics of level energies and bands in 125,127,129,131,133Xe. Comparisons with total Routhian surface and quasiparticle triaxial rotor model calculations.
doi: 10.1103/PhysRevC.93.064315
2016JI12 Phys.Rev. C 94, 044312 (2016) Generalized-seniority pattern and thermal properties in even Sn isotopes NUCLEAR STRUCTURE 108,110,112,114,116,118,120,122,124Sn; calculated errors of the generalized-seniority eigen energies for the lowest 50 positive- and 50 negative-parity eigenstates, generalized-seniority mean and fluctuation, and level densities versus the excitation energy, amplitudes of generalized seniority S=2s versus the excitation energy for the lowest 5000 positive- and negative-parity eigenstates, generalized-seniority compositions of the 0+ ground states and first 2+ states. 116Sn; calculated generalized-seniority amplitudes for excited 0+, 0- states, 7+, 7-, 4+, 4-, 10+ and 10- states. 108,116,124Sn; calculated canonical-ensemble mean-energy, entropy, and specific heat versus temperature. Generalized seniority approximation of shell model with realistic interactions.
doi: 10.1103/PhysRevC.94.044312
2016LI53 Phys.Rev. C 94, 065807 (2016) K.A.Li, Y.H.Lam, C.Qi, X.D.Tang, N.T.Zhang β-decay rate of 59Fe in shell burning environment and its influence on the production of 60Fe in a massive star RADIOACTIVITY 59Fe(β-); calculated B(GT) values for allowed β transitions from low-lying states of 59Fe to 59Co, stellar β-decay rate as a function of stellar temperatures from 0.5-2 GK; deduced impact on the relative abundance of 60Fe from 59Fe(n, γ) in the C-shell burning scenario. Shell model calculations using GXPF1a and GXPF1j interactions. Comparison with experimental logft values taken from NNDC databases. NUCLEAR STRUCTURE 59Fe; calculated levels, J, π using shell model with GXPF1a and GXPF1j interactions. Comparison with experimental values.
doi: 10.1103/PhysRevC.94.065807
2016QI05 Phys.Rev. C 94, 014312 (2016) Large-scale shell-model calculations on the spectroscopy of N < 126 Pb isotopes NUCLEAR STRUCTURE 194,196,198,200,202,204,206Pb; calculated levels, J, π, 0+ states, quadrupole moments, B(E2) of first 2+ states. Large-scale shell-model calculations in the model space including 2p1/2, 1f5/2, 2p3/2, 0i13/2, 1f7/2, and 0h9/2 neutron-hole orbitals. Comparison with experimental values taken from NUDAT2, ENSDF and other NNDC databases.
doi: 10.1103/PhysRevC.94.014312
2016QI09 Phys.Rev. C 94, 034310 (2016) Shell-model configuration-interaction description of quadrupole collectivity in Te isotopes NUCLEAR STRUCTURE 104,106,108,110,112,114,116,118Te; calculated levels, J, π, yrast bands, B(E2) using large-scale shell-model configuration-interaction approach with a realistic interaction. Comparison with experimental data taken from NuDat 2.6.
doi: 10.1103/PhysRevC.94.034310
2016WU01 Phys.Rev. C 93, 034334 (2016) Empirical residual neutron-proton interaction in odd-odd nuclei ATOMIC MASSES A=10-260; analyzed np interactions from experimental binding energies for odd-A, even-even, odd-odd, and for all known (except N=Z) nuclei; calculated δnp interaction using mac-mic mass formula, shell model mass formulas with parameters taken from literature, and the HFB mass formula. Z=9-131, N=7-219; deduced δnp interaction for all the predicted 2564 odd-odd nuclei from mass formulas. Z=5-103, N=5-153; deduced δnp interaction for all the known 486 odd-odd nuclei from experimental binding energies and nuclear mass formula calculations. Numerical results for individual nuclei are given in two supplementary files.
doi: 10.1103/PhysRevC.93.034334
2015CH09 Phys.Rev. C 91, 024305 (2015) Density dependence of the pairing interaction and pairing correlation in unstable nuclei NUCLEAR STRUCTURE Z=4-104, N=4-160; calculated mean neutron pairing gaps, s(2n), β2, neutron drip lines; deduced mean value of the residual proton-neutron interaction δnp. Experimental pairing gaps compared with four different odd-even staggering (OES) formulas.82,84,86,88Ni; calculated chemical potentials, pairing gaps, and occupancies of 2s1/2 neutron orbital. Hartree-Fock-Bogoliubov (HFB) calculations with the Skyrme force and volume, surface, and mixed pairing forces using HFBTHO and HFBRAD codes.
doi: 10.1103/PhysRevC.91.024305
2015CH32 Nucl.Phys. A940, 210 (2015) Empirical pairing gaps, shell effects, and di-neutron spatial correlation in neutron-rich nuclei NUCLEAR STRUCTURE Z=1-100; calculated even-N neutron pairing gaps using single j-shell and multi-shell seniority model and using HFB with Skyrme force. Compared with three-point formula with empirical pairing gaps.
doi: 10.1016/j.nuclphysa.2015.04.010
2015DO04 Phys.Rev. C 91, 061304 (2015) M.Doncel, T.Back, D.M.Cullen, D.Hodge, C.Qi, B.Cederwall, M.J.Taylor, M.Procter, K.Auranen, T.Grahn, P.T.Greenlees, U.Jakobsson, R.Julin, S.Juutinen, A.Herzan, J.Konki, M.Leino, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo Lifetime measurement of the first excited 2+ state in 112Te NUCLEAR REACTIONS 58Ni(58Ni, 4p), E=250 MeV; measured Eγ, Iγ, γγ-coin, half-life of the first 2+ state by RDDS method using RITU gas-filled recoil separator, and Differential Plunger DPUNS, Jurogam II array at JYFL accelerator facility. 112Te; deduced level, B(E2) for the first 2+ state. Comparison with shell-model calculations. Systematics of experimental and theoretical values of B(E2) for first 2+ states in 104,106,108,110,112,114,116,118,120,122,124,126,128,130,132Te.
doi: 10.1103/PhysRevC.91.061304
2015LI15 Eur.Phys.J. A 51, 60 (2015) H.J.Li, Z.G.Xiao, S.J.Zhu, C.Qi, E.Y.Yeoh, Z.Zhang, R.S.Wang, H.Yi, W.H.Yan, Q.Xu, X.G.Wu, C.Y.He, Y.Zheng, G.S.Li, C.B.Li, H.W.Li, J.J.Liu, S.P.Hu, J.L.Wang, S.H.Yao Reinvestigation of the collective band structures in odd-odd 138Pm nucleus NUCLEAR REACTIONS 124Te(19F, 5n), E=99-105 MeV; measured Eγ, Iγ(θ), γγ-coin using Compton-suppressed HPGe, planar HPGe and clover detector; deduced γ transitions, γ transition multipolarity, levels, J, π, high-spin states, rotational bands, yrast band using RADWARE software package for γγ-coin; calculated intrinsic configurations using TRS (total Routhian surface), inertia moments, B(M1)/B(E2), deformation using triaxial quasiparticle-rotor model.
doi: 10.1140/epja/i2015-15060-9
2015LI17 Phys.Rev. C 91, 054314 (2015) H.J.Li, Z.G.Xiao, S.J.Zhu, M.Patial, C.Qi, B.Cederwall, Z.Zhang, R.S.Wang, H.Yi, W.H.Yan, W.J.Cheng, Y.Huang, L.M.Lyu, Y.Zhang, X.G.Wu, C.Y.He, Y.Zheng, G.S.Li, C.B.Li, H.W.Li, J.J.Liu, P.W.Luo, S.P.Hu, J.L.Wang, Y.H.Wu Collective band structures in the 99Tc nucleus NUCLEAR REACTIONS 96Zr(7Li, 4n), E=35 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO) at HI-13 tandem accelerator of CIAE-Beijing. 99Tc; deduced levels, J, π, multipolarity, rotational bands, configuration, staggering parameter, alignments, B(M1)/B(E2) ratios, large triaxiality at medium to high spins. Total Routhian surface calculations. Comparison with cranked shell model and particle-rotor model calculations. Systematics of band structures in 95,97,99,101,103Tc.
doi: 10.1103/PhysRevC.91.054314
2015LI24 Phys.Rev. C 92, 014326 (2015) H.J.Li, B.Cederwall, T.Back, C.Qi, M.Doncel, U.Jakobsson, K.Auranen, S.Bonig, M.C.Drummond, T.Grahn, P.Greenlees, A.Herzan, R.Julin, S.Juutinen, J.Konki, T.Kroll, M.Leino, C.McPeake, D.O'Donnell, R.D.Page, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, B.Saygi, C.Scholey, J.Sorri, S.Stolze, M.J.Taylor, A.Thornthwaite, J.Uusitalo, Z.G.Xiao Recoil-decay tagging spectroscopy of 16274W88 NUCLEAR REACTIONS 92Mo(78Kr, 2α), E=380 MeV; measured Eγ, Iγ, Eα, Iα, αγ-, γγ-coin, (recoil)αα-correlations, level half-lives using JUROGAM-II array, RITU separator and GREAT spectrometer at K-130 cyclotron facility of University of Jyvaskyla. Recoil-decay tagging method. 162W; deduced high-spin levels, J, π, multipolarity, yrast band, configuration, Routhians, alignments; calculated total Routhian Surfaces (TRS) using cranked shell model, α-formation probability. Systematics of experimental Routhians and aligned angular momenta in 162,164W and 160Hf. Systematics of energies of yrast bands in 158,160,162,164,166,168W. RADIOACTIVITY 162W, 166Os(α); measured Eα, Iα, half-lives of 166Os and 162W ground states.
doi: 10.1103/PhysRevC.92.014326
2015QI01 J.Phys.(London) G42, 045104 (2015) Theoretical uncertainties of the Duflo-Zuker shell-model mass formulae NUCLEAR STRUCTURE A=1-300; analyzed available data; deduced parameters for the ten-term DZ10 model and the full DZ33 model. Comparison with experimental data.
doi: 10.1088/0954-3899/42/4/045104
2015QI02 J.Phys.(London) G42, 345104 (2015) Theoretical uncertainties of the Duflo-Zuker shell-model mass formulae NUCLEAR STRUCTURE A<300; calculated differences between experimental and theoretical masses; deduced uncertainties. DZ10 mass model.
doi: 10.1088/0954-3899/42/4/045104
2015QI05 Rom.J.Phys. 60, 782 (2015) Seniority and Truncation Schemes for the Nuclear Configuration Interaction Approach NUCLEAR STRUCTURE Sn, Te, 28Si; calculated wave functions, energy levels, J, π. Interaction shell model.
2015QI07 Phys.Rev. C 92, 051304 (2015) Exact solution of the pairing problem for spherical and deformed systems NUCLEAR STRUCTURE 70Ni; calculated relative energies, and correlation energies for the four proton pairs in f7/2 orbital as a function of quadrupole deformation β2, with and without pairing (HF). Solution of nonlinear Richardson equation and derivation of exact solution for pairing Hamiltonians.
doi: 10.1103/PhysRevC.92.051304
2015WU04 Phys.Rev. C 92, 024306 (2015) Z.-Y.Wu, C.Qi, R.Wyss, H.-L.Liu Global calculations of microscopic energies and nuclear deformations: Isospin dependence of the spin-orbit coupling NUCLEAR STRUCTURE A=16-375, N=8-270; 24,26,28,30,32,34,36,38,40,42,44Si, 44,46,48,50,52,54,56,58,60,62,64,66,68,70,72,74,76Cr, 48,50,52,54,56,58,60,62,64,66,68,70,72,74,76,78,80,82Fe, 62,64,66,68,70,72,74,76,78,80,82,84,86,88,90,92,94,96,98,100,102,104Ge, 66,68,70,72,74,76,78,80,82,84,86,88,90,92,94,96,98,100,102,104,106,108,110,112,114,116Se, 70,72,74,76,78,80,82,84,86,88,90,92,94,96,98,100,102,104,106,108,110,112,114,116,118Kr, 78,80,82,84,86,88,90,92,94,96,98,100,102,104,106,108,110,112,114,116,118,120,122,124Zr, 82,84,86,88,90,92,94,96,98,100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132Mo, 86,88,90,92,94,96,98,100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132,134,136,138Ru, 172,174,176,178,180,182,184,186,188,190,192,194,196,198,200,202,204,206,208,210,212,214,216,218,220,222,224,226,228,230,232,234,236,238,240,242,244,246,248,250,252,254,256,258,260,262,264Hg, 178,180,182,184,186,188,190,192,194,196,198,200,202,204,206,208,210,212,214,216,218,220,222,224,226,228,230,232,234,236,238,240,242,244,246,248,250,252,254,256,258,260,262,264,266Pb; calculated microscopic binding energies and ground-state nuclear deformations β2, γ and β4 for 1850 even-even nuclei. Macroscopic-microscopic framework using three Woods-Saxon parametrizations with different isospin dependencies. Comparison with results of other macroscopic-microscopic mass models. Discussed isospin dependence of spin-orbital force.
doi: 10.1103/PhysRevC.92.024306
2014DE48 Phys.Rev. C 90, 061303 (2014) D.S.Delion, R.J.Liotta, C.Qi, R.Wyss Probing shape coexistence by α decays to 0+ states RADIOACTIVITY 180,182,184Hg, 202Rn(α); analyzed fine structure of α decays to first excited 0+ states, hindrance factors, spectroscopic factors. Shape coexistence. Two-level model using microscopic description of the α-particle formation amplitude.
doi: 10.1103/PhysRevC.90.061303
2014GH01 Phys.Rev. C 89, 014301 (2014) F.Ghazi Moradi, C.Qi, B.Cederwall, A.Atac, T.Back, R.Liotta, M.Doncel, A.Johnson, G.de France, E.Clement, A.Dijon, R.Wadsworth, T.W.Henry, A.J.Nichols, H.Al-Azri, J.Nyberg, A.Gengelbach, T.Huyuk, B.M.Nyako, J.Timar, D.Sohler, Zs.Dombradi, I.Kuti, K.Juhasz, M.Palacz, G.Jaworski, S.M.Lenzi, P.R.John, D.R.Napoli, A.Gottardo, V.Modamio, A.Di Nitto, B.Yilmaz, O.Aktas, E.Ideguchi Character of particle-hole excitations in γ-ray angular correlation and linear polarization measurements NUCLEAR REACTIONS 58Ni(40Ca, 4p)94Ru, E=125 MeV; measured Eγ, Iγ, γγ-, γγ(particle)-coin, γγ(θ)(DCO), γγ(linear polarization) using EXOGAM array for γ rays and DIAMANT array for particles at GANIL facility. 94Ru; deduced high-spin levels, J, π, multipolarity, configurations, hindrance factors for E1 transitions. Comparison with large-scale shell-model (LSSM) calculations.
doi: 10.1103/PhysRevC.89.014301
2014GH02 Phys.Rev. C 89, 044310 (2014) F.Ghazi Moradi, B.Cederwall, C.Qi, T.Back, A.Atac, R.Liotta, M.Doncel, A.Johnson, G.de France, E.Clement, J.Nyberg, A.Gengelbach, B.M.Nyako, J.Gal, G.Kalinka, J.Molnar, J.Timar, D.Sohler, Zs.Dombradi, I.Kuti, K.Juhasz, D.R.Napoli, A.Gottardo, V.Modamio, R.Wadsworth, T.W.Henry, A.J.Nichols, H.Al-Azri, M.Palacz, E.Ideguchi, O.Aktas, A.Di Nitto, A.Dijon, T.Huyuk, G.Jaworski, P.R.John, B.Yilmaz Spectroscopy of the neutron-deficient N = 50 nucleus 95Rh NUCLEAR REACTIONS 58Ni(40Ca, 3p), E=125 MeV; measured Eγ, Iγ, γγ-, nγ-, (particle)γ-coin, γγ(θ)(DCO), γ(linear polarization) using EXOGAM Ge detector array, Neutron Wall and DIAMANT CsI(Tl) detector arrays at GANIL facility. 95Rh; deduced high-spin levels, J, π, multipolarity, configurations, E1 transition strengths and hindrance factors. Comparison with large-scale shell model (LSSM) calculations in fpg and fpgd model spaces.
doi: 10.1103/PhysRevC.89.044310
2014JI01 Phys.Rev. C 89, 014320 (2014) H.Jiang, Y.Lei, C.Qi, R.Liotta, R.Wyss, Y.M.Zhao Magnetic moments of low-lying states in tin isotopes within the nucleon-pair approximation NUCLEAR STRUCTURE 102,104,106,108,110,112,114,116,118,120,122,124,126,128,130Sn; calculated energies, magnetic moments, and B(E2) of first 2+ states. 101,103,105,107,109,123,125,127,129,131Sn; calculated low-lying yrast levels, J, π, magnetic moment. Spin and orbital angular momentum contributions to magnetic moment. Nucleon-pair approximation (NPA) of shell model using standard multipole-multipole interaction. Comparisons with experimental data.
doi: 10.1103/PhysRevC.89.014320
2014JI06 Phys.Rev. C 90, 024306 (2014) L.F.Jiao, Z.H.Sun, Z.X.Xu, F.R.Xu, C.Qi Correlated-basis method for shell-model calculations NUCLEAR STRUCTURE 28Si; calculated levels, J, π, wave function overlaps and coefficient distributions, convergence properties of low-lying 0+, 2+, 4+ and 6+ states. 106Sn; calculated convergence properties of low-lying 2+ and 4+ states. Correlated-basis Truncated shell-model calculations.
doi: 10.1103/PhysRevC.90.024306
2014YU02 Phys.Rev. C 89, 044327 (2014) C.Yuan, C.Qi, F.Xu, T.Suzuki, T.Otsuka Mirror energy difference and the structure of loosely bound proton-rich nuclei around A =20 NUCLEAR STRUCTURE 18O, 18Ne; 19O, 19Na; 21O, 21Al; 22F, 22Al; 23Ne, 23Al;, 24Na, 24Al; calculated levels, J, π of loosely bound proton-rich mirror nuclei. 18Ne, 19Na, 20Mg, 21,22,23,24Al, 22,23,24Si; calculated binding energies. 22,23,24Al, 22,23,24Si; calculated low lying levels, J, π. 18Ne, 19Na, 23,24Al; calculated mirror energy differences (MEDs). Shell model Hamiltonian (USD, USDA, USDB) in Woods-Saxon basis. Comparison with experimental data. RADIOACTIVITY 24Ne(β-), 24Si(β+); calculated B(GT+)/B(GT-) ratios for mirror nuclei. Shell model Hamiltonian (USD, USDA, USDB) in Woods-Saxon basis. Comparison with experimental data.
doi: 10.1103/PhysRevC.89.044327
2013AN13 Phys.Rev.Lett. 110, 242502 (2013) A.N.Andreyev, M.Huyse, P.Van Duppen, C.Qi, R.J.Liotta, S.Antalic, D.Ackermann, S.Franchoo, F.P.Hessberger, S.Hofmann, I.Kojouharov, B.Kindler, P.Kuusiniemi, S.R.Lesher, B.Lommel, R.Mann, K.Nishio, R.D.Page, B.Streicher, S.Saro, B.Sulignano, D.Wiseman, R.A.Wyss Signatures of the Z = 82 Shell Closure in α-Decay Process RADIOACTIVITY 186Po, 182Pb, 178Hg, 174Pt(α) [from 144Sm(46Ti, X)190Po, E=230 MeV, 190Po(4n)]; measured decay products, Eα, Iα; deduced σ, identification of 186Po, the α-particle formation probabilities.
doi: 10.1103/PhysRevLett.110.242502
2013BA09 Phys.Rev. C 87, 031306 (2013) T.Back, C.Qi, B.Cederwall, R.Liotta, F.Ghazi Moradi, A.Johnson, R.Wyss, R.Wadsworth Transition probabilities near 100Sn and the stability of the N, Z=50 shell closure NUCLEAR STRUCTURE 102,104,106,108,110,112,114,116,118,120,122,124,126,128,130Sn; calculated B(E2) for first 2+ states. Large-scale shell-model based on monopole-corrected CD-Bonn potential, with inclusion of neutron core excitations. Comparison with experimental data.
doi: 10.1103/PhysRevC.87.031306
2013JI16 Phys.Rev. C 88, 044332 (2013) H.Jiang, C.Qi, Y.Lei, R.Liotta, R.Wyss, Y.M.Zhao Nucleon pair approximation description of the low-lying structure of 108, 109Te and 109I NUCLEAR STRUCTURE 104,106,108,109Te, 109I; calculated low-lying levels, J, π, ground-state bands of even-even nuclei, ground- and excited bands of odd-A nuclei, B(E2), B(M1), magnetic dipole moments, nucleon-pair wave functions using framework of nucleon pair approximation (NAP) of the nuclear shell model. Weak coupling and residual quadrupole-quadrupole interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.88.044332
2013PR01 Phys.Rev. C 87, 014308 (2013) M.G.Procter, D.M.Cullen, M.J.Taylor, J.Pakarinen, K.Auranen, T.Back, T.Braunroth, B.Cederwall, A.Dewald, T.Grahn, P.T.Greenlees, U.Jakobsson, R.Julin, S.Juutinen, A.Herzan, J.Konki, M.Leino, R.Liotta, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo, C.Qi Isomer-tagged differential-plunger measurements in 54 113Xe NUCLEAR REACTIONS 58Ni(58Ni, n2p), E=210 MeV; measured Eγ, Iγ, delayed and prompt γ spectra, γγ-coin, level half-lives by γ(t) and recoil distance Doppler-shift method using a plunger device DPUNS and JUROGAM-II array. Recoil-isomer tagging method. 113Xe; deduced high-spin levels, J, π, isomer, bands, B(M2), B(E2), branching ratio. B(M2), B(E2) and level systematics of Sn, Te, Xe isotopes.
doi: 10.1103/PhysRevC.87.014308
2013SU18 Phys.Lett. B 724, 247 (2013) Shell evolution and its indication on the isospin dependence of the spin-orbit splitting NUCLEAR STRUCTURE 20,22,24O, 32Mg, 34,42Si, 64Cr, 66Fe; analyzed energy levels, J, πi; calculated potential energy surface (PES); deduced evolution of single-particle energies, nuclear shells, Woods-Saxon potential parameters.
doi: 10.1016/j.physletb.2013.06.018
2012BA47 Phys.Scr. T150, 014003 (2012) T.Back, C.Qi, B.Cederwall, R.Liotta, F.Ghazi Moradi, A.Johnson, R.Wyss, R.Wadsworth The B(E2;0+gs → 2+) systematics of Sn and Te isotopes in light of data in the light Sn region including a recent measurement in 108Te using the combined recoil-decay-tagging-recoil-distance Doppler technique COMPILATION 108,112,114,116,118,120,122,124,126,128,130Te, 106,108,110,112,114,116,118,120,122,124,126,128,130Sn; compiled B(E2) data; deduced systematics.
doi: 10.1088/0031-8949/2012/T150/014003
2012PR10 Phys.Rev. C 86, 034308 (2012) M.G.Procter, D.M.Cullen, C.Scholey, P.Ruotsalainen, L.Angus, T.Back, B.Cederwall, A.Dewald, C.Fransen, T.Grahn, P.T.Greenlees, M.Hackstein, U.Jakobsson, P.M.Jones, R.Julin, S.Juutinen, S.Ketelhut, M.Leino, R.Liotta, N.M.Lumley, P.J.R.Mason, P.Nieminen, M.Nyman, J.Pakarinen, T.Pissulla, P.Peura, P.Rahkila, J.Revill, S.V.Rigby, W.Rother, M.Sandzelius, J.Saren, J.Sorri, M.J.Taylor, J.Uusitalo, P.Wady, C.Qi, F.R.Xu Electromagnetic transition strengths in 52109Te NUCLEAR REACTIONS 58Ni(54Fe, n2p), E=206 MeV; measured Eγ, Iγ, γγ-, (particle)γ-, (recoil)γ-coin, level half-lives using the recoil distance Doppler-shift method using PRE-JUROGAM II spectrometer, RITU and GREAT focal-plane spectrometer at Jyvaskyla. Recoil-decay tagging method. 109Te; deduced levels, J, π, bands, multipolarity, B(E2), B(M1). Comparison of experimental B(E2) for ground-state transitions in 108,109Te, 109I with theory. Systematics of 11/2- states in N=57-81 Te isotopes, first 2+ states in N=54-82 Te, h11/2 bands in N=57-63 Te, and ground-state bands in N=54-64 even A Te nuclei. Comparison of levels, J, π, B(E2), B(M1) values with shell model calculations. NUCLEAR REACTIONS 58Ni(54Fe, X)105In/106Sn/108Sn/108Sb/109Sb/109Te/110Te, E=206 MeV; measured yields from ground-state transitions in (recoil)γγ-coin spectra.
doi: 10.1103/PhysRevC.86.034308
2012QI03 Phys.Rev. C 85, 011303 (2012) C.Qi, D.S.Delion, R.J.Liotta, R.Wyss Effects of formation properties in one-proton radioactivity RADIOACTIVITY 109I, 112,113Cs, 117La, 121Pr, 130,131Eu, 135Tb, 140,141,141mHo, 144,145,146,146m,147,147mTm, 150,150m,151,151mLu, 155,156,156m,157Ta, 159m,160,161,161mRe, 164,165m,166,166m,167,167mIr, 170,170m,171,171mAu, 176,177,177mTl, 185Bi(p); calculated T1/2, proton formation probabilities. Fitting parameter from microscopic description of the decay process. Deformation property of the parent nucleus. Comparison with experimental data.
doi: 10.1103/PhysRevC.85.011303
2012QI09 Nucl.Phys. A884-885, 21 (2012) Analytic proof of partial conservation of seniority in j=9/2 shells
doi: 10.1016/j.nuclphysa.2012.04.007
2012QI12 Phys.Scr. T150, 014031 (2012) C.Qi, J.Blomqvist, T.Back, B.Cederwall, A.Johnson, R.J.Liotta, R.Wyss Coherence features of the spin-aligned neutron-proton pair coupling scheme NUCLEAR STRUCTURE 92Pd, 96Cd; calculated wave functions, ground and low-lying yrast states. The seniority scheme.
doi: 10.1088/0031-8949/2012/T150/014031
2012QI13 Prog.Theor.Phys.(Kyoto), Suppl. 196, 414 (2012) Spin-Aligned Neutron-Proton Pair Coupling Scheme NUCLEAR STRUCTURE 92Pd, 96Cd; calculated eight-particle systems, level scheme, J, π. Multistep shell model.
doi: 10.1143/PTPS.196.414
2012QI16 Phys.Rev. C 86, 044323 (2012) Monopole-optimized effective interaction for tin isotopes NUCLEAR STRUCTURE 101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,127,129,131,132Sn; calculated level energies, magnetic dipole moments using systematic configuration-interaction shell-model with a global optimized effective interaction. Spin inversion between 101Sn and 103Sn. Comparison with experimental data.
doi: 10.1103/PhysRevC.86.044323
2012QI18 J.Phys.:Conf.Ser. 381, 012106 (2012) Spin-aligned neutron-proton pair coupling in the era of large scale computing NUCLEAR STRUCTURE 92Pd, 96Cd; calculated 0g9/2 interaction matrix, average number of isoscalar interacting pairs vs total angular momentum of low-lying yrast states using shell model.
doi: 10.1088/1742-6596/381/1/012106
2012QI19 J.Phys.:Conf.Ser. 381, 012131 (2012) Generalization of the Geiger-Nuttall law and alpha clustering in heavy nuclei COMPILATION Z=78-118(α); compiled even-even nuclei T1/2 vs Qα and T1/2 vs combination of charge, mass and Q. Suggested Geiger-Nuttall-like law using the newly introduced variables.
doi: 10.1088/1742-6596/381/1/012131
2012XU01 Nucl.Phys. A877, 51 (2012) Z.X.Xu, C.Qi, J.Blomqvist, R.J.Liotta, R.Wyss Multistep shell model description of spin-aligned neutron-proton pair coupling NUCLEAR STRUCTURE 94Ag; calculated levels, J, π, configuration of states, δ using spin-aligned neutron-proton par scheme within multistep shell model using 0g9/2 shell.
doi: 10.1016/j.nuclphysa.2011.12.005
2012YU04 Nucl.Phys. A883, 25 (2012) Shell evolution in neutron-rich carbon isotopes: Unexpected enhanced role of neutron-neutron correlation NUCLEAR STRUCTURE 16,18,20,22,24C, 17,19,21,23,25N, 18,20,22,24,26O; calculated E(2+), ESPE (effective single-particle energy). Compared with data. 16,18,20C; calculated quadrupole moments. Compared with other calculations and data. Full shell-model diagonalization.
doi: 10.1016/j.nuclphysa.2012.04.003
2011BA37 Phys.Rev. C 84, 041306 (2011) T.Back, C.Qi, F.Ghazi Moradi, B.Cederwall, A.Johnson, R.Liotta, R.Wyss, H.Al-Azri, D.Bloor, T.Brock, R.Wadsworth, T.Grahn, P.T.Greenlees, K.Hauschild, A.Herzan, U.Jacobsson, P.M.Jones, R.Julin, S.Juutinen, S.Ketelhut, M.Leino, A.Lopez-Martens, P.Nieminen, P.Peura, P.Rahkila, S.Rinta-Antila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, J.Uusitalo, S.Go, E.Ideguchi, D.M.Cullen, M.G.Procter, T.Braunroth, A.Dewald, C.Fransen, M.Hackstein, J.Litzinger, W.Rother Lifetime measurement of the first excited 2+ state in 108Te NUCLEAR REACTIONS 54Fe(58Ni, 2n2p), E=245 MeV; measured Eγ, Iγ, recoil-distance Doppler shift. 108Te; deduced levels, J, π, half-life of first 2+ state, B(E2). Recoil decay tagging (RDT) technique in combination with distance Doppler shift using the Cologne differential plunger and JUROGAM II array. Systematics of B(E2) values for even-A Te nuclei from N=52-80. Comparison with shell model calculations.
doi: 10.1103/PhysRevC.84.041306
2011CE01 Nature(London) 469, 68 (2011) B.Cederwall, F.Ghazi Moradi, T.Back, A.Johnson, J.Blomqvist, E.Clement, G.de France, R.Wadsworth, K.Andgren, K.Lagergren, A.Dijon, G.Jaworski, R.Liotta, C.Qi, B.M.Nyako, J.Nyberg, M.Palacz, H.Al-Azri, A.Algora, G.de Angelis, A.Atac, S.Bhattacharyya, T.Brock, J.R.Brown, P.Davies, A.Di Nitto, Zs.Dombradi, A.Gadea, J.Gal, B.Hadinia, F.Johnston-Theasby, P.Joshi, K.Juhasz, R.Julin, A.Jungclaus, G.Kalinka, S.O.Kara, A.Khaplanov, J.Kownacki, G.La Rana, S.M.Lenzi, J.Molnar, R.Moro, D.R.Napoli, B.S.Nara Singh, A.Persson, F.Recchia, M.Sandzelius, J.-N.Scheurer, G.Sletten, D.Sohler, P.-A.Soderstrom, M.J.Taylor, J.Timar, J.J.Valiente-Dobon, E.Vardaci, S.Williams Evidence for a spin-aligned neutron-proton paired phase from the level structure of 92Pd NUCLEAR REACTIONS 58Ni(36Ar, 2n), (36Ar, 2np), (36Ar, n2p), E=111 MeV; measured Eα, Iα, Ep, Ip, Eγ, Iγ, particle-γ coin. 92Pd; deduced level energies, J, π, spin-aligned, isoscalar neutron-proton coupling scheme. Comparison with shell-model calculations. NUCLEAR STRUCTURE 92,94,96Pd; calculated ground-state wavefunctions, level energies, J, π, B(E2). Nuclear shell model.
doi: 10.1038/nature09644 Letter
2011GH08 Phys.Rev. C 84, 064312 (2011) F.Ghazi Moradi, T.Back, B.Cederwall, M.Sandzelius, A.Atac, A.Johnson, C.Qi, R.Liotta, B.Hadinia, K.Andgren, A.Khaplanov, R.Wyss, S.Eeckhaudt, T.Grahn, P.T.Greenlees, P.M.Jones, R.Julin, S.Juutinen, S.Ketelhut, M.Leino, M.Nyman, P.Rahkila, J.Saren, C.Scholey, J.Sorri, J.Uusitalo, E.Ganioglu, J.Thomson, D.T.Joss, R.D.Page, S.Erturk, J.Simpson, M.B.Gomez Hornillos, L.Bianco High-spin study of 162Ta NUCLEAR REACTIONS 106Cd(60Ni, n3p), E=270 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO). 162Ta; deduced levels, J, π, experimental Routhians, rotational bands, energy staggering, configurations, B(M1)/B(E2) ratios. JUROGAM array and Gamma Recoil Electron Alpha Tagging (GREAT) spectrometer. Total Routhian surface calculations. Systematics of energy staggering of signature partners for bands in 158,160,162Tm, 160,162,164Lu, 162,164,166Ta.
doi: 10.1103/PhysRevC.84.064312
2011PR12 Phys.Lett. B 704, 118 (2011) M.G.Procter, D.M.Cullen, C.Scholey, P.Ruotsalainen, L.Angus, T.Back, B.Cederwall, A.Dewald, C.Fransen, T.Grahn, P.T.Greenlees, M.Hackstein, U.Jakobsson, P.M.Jones, R.Julin, S.Juutinen, S.Ketelhut, M.Leino, R.Liotta, N.M.Lumley, P.J.R.Mason, P.Nieminen, M.Nyman, J.Pakarinen, T.Pissulla, P.Peura, P.Rahkila, J.Revill, S.V.Rigby, W.Rother, M.Sandzelius, J.Saren, J.Sorri, M.J.Taylor, J.Uusitalo, P.Wady, C.Qi, F.R.Xu Anomalous transition strength in the proton-unbound nucleus 10953I56 NUCLEAR REACTIONS 58Ni(54Fe, 2np)109I, E=206 MeV; measured reaction products, Eγ, Iγ; deduced σ, lifetime or T1/2 for the first excited state. Comparison with theoretical calculations, Recoil distance Doppler-shift method.
doi: 10.1016/j.physletb.2011.09.012
2011QI02 Phys.Rev. C 83, 014307 (2011) Partial conservation of seniority in the j = 9/2 shell: Analytic and numerical studies
doi: 10.1103/PhysRevC.83.014307
2011QI08 Phys.Rev. C 84, 021301 (2011) C.Qi, J.Blomqvist, T.Back, B.Cederwall, A.Johnson, R.J.Liotta, R.Wyss Spin-aligned neutron-proton pair mode in atomic nuclei NUCLEAR STRUCTURE 92Pd; calculated levels, J, π, B(E2), yrast states, isoscalar neutron-proton pair mode coupling scheme. Shell Model. Comparison with systematics of yrast states for 94,96Pd, 96Cd, 94Ag, and with experimental data
doi: 10.1103/PhysRevC.84.021301
2011WA27 Nucl.Phys. A865, 57 (2011) Isovector channel of quark-meson-coupling model and its effect on symmetry energy NUCLEAR STRUCTURE 208Pb; calculated neutron, proton density, radius, symmetry energy using quark-meson coupling model, Skyrme-Hartree-Fock with spin exchange.
doi: 10.1016/j.nuclphysa.2011.07.001
2011XU03 Nucl.Phys. A850, 53 (2011) Z.X.Xu, R.J.Liotta, C.Qi, T.Roger, P.Roussel-Chomaz, H.Savajols, R.Wyss Analysis of the unbound spectrum of 12Li NUCLEAR STRUCTURE 12Li; calculated levels, J, π using a multi-step shell model. Comparison with data.
doi: 10.1016/j.nuclphysa.2010.12.003
2010QI01 Phys.Rev. C 81, 034318 (2010) Energy expressions for n=3 and 4 systems in a single-j shell NUCLEAR STRUCTURE 43Sc, 43Ti, 52Fe, 96Cd; calculated expansion coefficients as function of spin of yrast states; deduced analytical expressions for energies of the yrast states for N ≈ Z from a decomposition of the angular momentum in the framework of multistep shell model.
doi: 10.1103/PhysRevC.81.034318
2010QI04 Phys.Rev. C 81, 064319 (2010) C.Qi, A.N.Andreyev, M.Huyse, R.J.Liotta, P.Van Duppen, R.A.Wyss Abrupt changes in α-decay systematics as a manifestation of collective nuclear modes
doi: 10.1103/PhysRevC.81.064319
2010QI05 Phys.Rev. C 82, 014304 (2010) C.Qi, X.B.Wang, Z.X.Xu, R.J.Liotta, R.Wyss, F.R.Xu Alternate proof of the Rowe-Rosensteel proposition and seniority conservation
doi: 10.1103/PhysRevC.82.014304
2010XU04 Phys.Rev. C 81, 054319 (2010) C.Xu, C.Qi, R.J.Liotta, R.Wyss, S.M.Wang, F.R.Xu, D.X.Jiang Molecular structure of highly excited resonant states in 24Mg and the corresponding 8Be+16O and 12C+12C decays NUCLEAR REACTIONS 12C(12C, X)24Mg, E not given; calculated excitation energies, J, π, widths, and 8Be+16O decays of 24Mg resonances using cluster model. Comparison with experimental data.
doi: 10.1103/PhysRevC.81.054319
2009QI05 Phys.Rev.Lett. 103, 072501 (2009) C.Qi, F.R.Xu, R.J.Liotta, R.Wyss Universal Decay Law in Charged-Particle Emission and Exotic Cluster Radioactivity
doi: 10.1103/PhysRevLett.103.072501
2009QI07 Phys.Rev. C 80, 044326 (2009) C.Qi, F.R.Xu, R.J.Liotta, R.Wyss, M.Y.Zhang, C.Asawatangtrakuldee, D.Hu Microscopic mechanism of charged-particle radioactivity and generalization of the Geiger-Nuttall law RADIOACTIVITY 106,108Te, 110,112Xe, 114Ba(α); 110,112Xe, 114Ba, 154Dy, 158Yb, 160,162Hf, 162,166W, 166,168Os, 166,168,170,172Pt, 172,174,176,180Hg, 178,180,184Pb, 202,218,220,222,224,226Ra, 220,222,224,226Th, 222,224,226,228U, 228Pu(12C); 220,222Rn, 220,222,224,226Ra, 222,224,226,228,230Th, 226,228,230U, 228Pu(14C); 112Xe, 114Ba, 162Hf, 166Os, 168Pt, 172Hg, 224,226Th, 226,228U, 228Pu(16O); 226,228,230Th, 228U(18O); 226Ra, 228,230Th(20O); 230,232U, 232Pu(22Ne); 228,230,232Th, 230,232,234U, 234Pu(24Ne); 232U, 232,234Pu(26Mg); 232,234U, 234,236,238Pu, 238Cm(28Mg); 238Cm(30Si); 236,238Pu, 238,240Cm(32Si); 238,240Pu, 240,242Cm(34Si); Z=50-120, even Z, N=54-176, odd N(α); Z=50-115, N=55-175(12C); Z=85-115, N=115-175(14C); A=100-290(α), (12C), (14C); Z=88-116, N=130-176(24Ne); calculated half-lives using universal decay law (UDL). Generalization of the Geiger-Nuttall law. Comparison with experimental data.
doi: 10.1103/PhysRevC.80.044326
2009YU07 Chin.Phys.C 33, Supplement 1, 55 (2009) Shell-model studies of the N = 14 and 16 shell closures in neutron-rich nuclei NUCLEAR STRUCTURE 14,16,18,20,22Be, 16,18,20,21,22,24C, 18,20,22,23,24,26O, 20,22,24,26,28Ne; calculated energy levels, J, π, B(E2). Shell model with WTB interaction. Comparison with experimental data.
doi: 10.1088/1674-1137/33/S1/018
2009ZH41 Chin.Phys.C 33, 107 (2009) S.-J.Zheng, F.-R.Xu, C.-X.Yuan, C.Qi Alignments in the nobelium isotopes NUCLEAR STRUCTURE 248,250,252,254No; calculated total routhian surfaces; deduced coexistence of normal deformed and superdeformed states, kinematics moments of inertia.
doi: 10.1088/1674-1137/33/2/006
2009ZH44 Chin.Phys.C 33, Supplement 1, 9 (2009) J.-Y.Zhu, C.Qi, M.-X.Liu, X.Cui, F.-R.Xu Shape transitions in proton-rich Ho and Tm isotopes NUCLEAR STRUCTURE 143Ho, 145Tm, 70,72,74Kr, 142,144Er; calculated total routhian surfaces, ground-state deformations; deduced sudden change in the ground state.
doi: 10.1088/1674-1137/33/S1/003
2008QI01 Nucl.Phys. A800, 47 (2008) Shell-model study of spectroscopies and isospin structures in odd-odd N = Z nuclei employing realistic NN interaction NUCLEAR STRUCTURE 46V, 50Mn; calculated level energies, J, π, B(E2), B(M1) with microscopic shell model and comparison with data.
doi: 10.1016/j.nuclphysa.2007.12.001
2008QI04 Int.J.Mod.Phys. E17, 1955 (2008) C.Qi, R.Z.Du, Y.Gao, J.C.Pei, J.Y.Zhu, F.R.Xu Proton resonance properties in light nuclei with mean-field type potentials NUCLEAR STRUCTURE 11B, 11C, 11N, 14N, 14O, 15,16F, 18,19Na; calculated energies, J, π, Q-values for proton resonances using a mean-field model.
doi: 10.1142/S0218301308010933
2008QI05 Nucl.Phys. A814, 48 (2008) Isospin asymmetry effects in mirror nuclei with modern charge-dependent NN potential NUCLEAR STRUCTURE 45Ti, 45,47V, 47,49Cr, 49,51Mn, 51Fe; calculated level energies, J, π, B(E2), B(M1), B(GT) with microscopic shell model and comparison with data.
doi: 10.1016/j.nuclphysa.20087.10.003
2006QI02 Int.J.Mod.Phys. E15, 1563 (2006) Isospin symmetry and Gamow-Teller transition strengths in mirror nuclei NUCLEAR STRUCTURE 46Ti, 46,50Cr, 50Fe; calculated Gamow-Teller transition strengths.
doi: 10.1142/S0218301306005149
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