NSR Query Results
Output year order : Descending NSR database version of March 21, 2024. Search: Author = P.Chowdhury Found 188 matches. Showing 1 to 100. [Next]2024SA09 Phys.Rev. C 109, 024319 (2024) A.Saracino, S.Zhu, N.Sensharma, A.D.Ayangeakaa, R.V.F.Janssens, Q.B.Chen, M.P.Carpenter, P.Chowdhury, A.Gade, F.G.Kondev, T.M.Kowalewski, T.Lauritsen, E.A.McCutchan, D.Seweryniak Collective modes of excitation in 64Cu
doi: 10.1103/PhysRevC.109.024319
2023AY02 Phys.Rev. C 107, 044314 (2023) A.D.Ayangeakaa, R.V.F.Janssens, S.Zhu, J.M.Allmond, B.A.Brown, C.Y.Wu, M.Albers, K.Auranen, B.Bucher, M.P.Carpenter, P.Chowdhury, D.Cline, H.L.Crawford, P.Fallon, A.M.Forney, A.Gade, D.J.Hartley, A.B.Hayes, J.Henderson, F.G.Kondev, Krishichayan, T.Lauritsen, J.Li, D.Little, A.O.Macchiavelli, D.Rhodes, D.Seweryniak, S.M.Stolze, W.B.Walters, J.Wu Triaxiality and the nature of low-energy excitations in 76Ge NUCLEAR REACTIONS 208Pb(76Ge, 76Ge'), E=291, 304, 317 MeV; measured Eγ, Iγ, (76Ge)γ-coin using the GRETINA array with 28 Ge crystals in one experiment at 304-MeV beam energy, and 42 Ge crystals in a second experiment at 291- and 317-MeV beam energies, both in coincidence with scattered particles detected by using the CHICO2 array of position-sensitive parallel plate avalanche counters at the ATLAS-ANL facility. 76Ge; deduced levels, Jπ, γ-ray and Coulomb excitation yields analyzed by using the semiclassical, coupled-channel, Coulomb excitation least-squares code GOSIA, constrained by certain previouly known experimental nuclear structure parameters, E2, M1, E1 and E3 matrix elements, B(E2), B(M1), B(E1) and B(E3), spectroscopic quadrupole moments for five excited states, and evidence for rigid triaxial deformation at low excitation energies in 76Ge, and magnitudes of the quadrupole invariants Q+2, and expectation values of the quadrupole asymmetry parameters cos(3γ) for the members of the ground-state and the γ bands. Comparison with configuration interaction shell-model calculations and generalized triaxial rotor model, and with previous experimental data.
doi: 10.1103/PhysRevC.107.044314
2023HA31 Phys.Rev. C 108, 034608 (2023) K.Haak, O.B.Tarasov, P.Chowdhury, A.M.Rogers, K.Sharma, T.Baumann, D.Bazin, P.C.Bender, J.Chen, A.Estrade, M.A.Famiano, D.C.Foulds-Holt, N.Fukuda, A.Gade, T.N.Ginter, R.W.Gohier, M.Hausmann, A.M.Hill, D.E.M.Hoff, L.Klankowski, E.Kwan, J.Li, S.N.Liddick, B.Longfellow, S.Lyons, C.Morse, M.Portillo, D.Rhodes, A.L.Richard, S.Samaranayake, B.M.Sherrill, M.K.Smith, M.Spieker, C.S.Sumithrarachchi, H.Suzuki, K.Wang, S.Waniganeththi, D.Weisshaar, S.Zhu Production and discovery of neutron-rich isotopes by fragmentation of 198Pt NUCLEAR REACTIONS 9Be, Ni(198Pt, X)182Yb/183Lu/184Lu/185Lu/186Lu/187Lu/188Lu/189Lu/184Hf/185Hf/186Hf/187Hf/188Hf/189Hf/190Hf/191Hf/192Hf/185Ta/186Ta/187Ta/188Ta/189Ta/190Ta/191Ta/192Ta/193Ta/186W/187W/188W/189W/190W/191W/192W/193W/194W/187Re/188Re/189Re/190Re/191Re/192Re/193Re/194Re/195Re/196Re/190Os/191Os/192Os/193Os/194Os/195Os/196Os/197Os/192Ir/193Ir/194Ir/195Ir/196Ir/197Ir/198Ir, E=85 MeV/nucleon from the NSCL-MSU Coupled Cyclotron Facility (CCF); measured reaction products, particle identification spectra using A1900 fragment separator, S800 spectrograph for fragment analysis, PIN diode telescope of five silicon detectors for particle detection, γ rays using GRETINA array, and LISE+ Monte Carlo calculations of charge state fractions; deduced production cross sections of about 70 nuclei in Z=70-77 region. 189Lu, 191,192Hf; deduced new nuclides. 190W; measured γ-ray spectrum from the emission of a 166-μs isomer. Comparison of measured production cross sections with theoretical calculations using EFAX3 and COFRA codes. Numerical values of production cross sections are listed in the Supplemental Material.
doi: 10.1103/PhysRevC.108.034608
2023LU07 Phys.Rev. C 108, 014329 (2023) R.S.Lubna, S.N.Liddick, T.H.Ogunbeku, A.Chester, J.M.Allmond, S.Bhattacharya, C.M.Campbell, M.P.Carpenter, K.L.Childers, P.Chowdhury, J.Christie, B.R.Clark, R.M.Clark, I.Cox, H.L.Crawford, B.P.Crider, A.A.Doetsch, P.Fallon, A.Frotscher, T.Gaballah, T.J.Gray, R.Grzywacz, J.T.Harke, A.C.Hartley, R.Jain, T.T.King, N.Kitamura, K.Kolos, F.G.Kondev, E.Lamere, R.Lewis, B.Longfellow, S.Lyons, S.Luitel, M.Madurga, R.Mahajan, M.J.Mogannam, C.Morse, S.K.Neupane, W.-J.Ong, D.Perez-Loureiro, C.Porzio, C.J.Prokop, A.L.Richard, E.K.Ronning, E.Rubino, K.Rykaczewski, D.Seweryniak, K.Siegl, U.Silwal, M.Singh, D.P.Siwakoti, D.C.Smith, M.K.Smith, S.L.Tabor, T.L.Tang, V.Tripathi, A.Volya, T.Wheeler, Y.Xiao, Z.Xu β decay of 36Mg and 36Al: Identification of a β-decaying isomer in 36Al RADIOACTIVITY 36Mg, 36Al(β-)[from 9Be(48Ca, X), E=140 MeV/nucleon for experiment at NSCL and 9Be(48Ca, X), E=172.3 MeV/nucleon for experiment at FRIB]; 36Al, 36mAl(β-)[from 36Mg(β-); measured Eγ, Iγ; deduced T1/2. 36Al; deduced levels, J, π, newly-observed β-decaying isomer, T1/2 of the isomer. 36Si; deduced levels, J, π. Comparison to shell model calculations performed with the FSU interaction using code CoSMo. For experiment at NSCL - CeBr3 based implantation detector with position-sensitive photomultiplier tube was surrounded by 16 segmented germanium detectors (SeGa) and 15 LaBr3 detectors. For experiment at FRIB - YSO scintillator based implantation detector segmented into 48x48 pixels was surrounded by 11 HPGe clover detectors and LaBr3 detectors from one side and the neutron detector array VANDLE from the other side.
doi: 10.1103/PhysRevC.108.014329
2023OG04 Phys.Rev. C 108, 034304 (2023) T.H.Ogunbeku, B.P.Crider, S.N.Liddick, B.A.Brown, A.Chester, K.L.Childers, P.Chowdhury, E.Lamere, R.Lewis, B.Longfellow, R.S.Lubna, S.Lyons, S.K.Neupane, D.Perez-Loureiro, C.J.Prokop, A.L.Richard, U.Silwal, D.P.Siwakoti, D.C.Smith, M.K.Smith, Y.Xiao First half-life measurement of a low-lying isomer in 37Si
doi: 10.1103/PhysRevC.108.034304
2023SE09 Phys.Rev. C 107, L061302 (2023) D.Seweryniak, T.Huang, K.Auranen, A.D.Ayangeakaa, B.B.Back, M.P.Carpenter, P.Chowdhury, R.M.Clark, P.A.Copp, Z.Favier, K.Hauschild, X.-T.He, T.L.Khoo, F.G.Kondev, A.Korichi, T.Lauritsen, J.Li, C.Morse, D.H.Potterveld, G.Savard, S.Stolze, J.Wu, J.Zhang, Y.-F.Xu Nuclear rotation at the fission limit in 254Rf NUCLEAR REACTIONS 206Pb(50Ti, 2n)254Rf, E=244 MeV from the ATLAS-ANL facility; measured reaction products, prompt γ rays, Eγ, Iγ, Rf Kα and Kβ x-rays, (254Rf implants)γ-coin, (implants)(fission events)γ-coin using the Gammasphere array and the Argonne gas-filled analyzer (AGFA). 254Rf; deduced levels, J, π, ground-state rotational band up to 14+, kinematic moment of inertia. Systematics of ground-state bands in 250Fm, 252,254No, and 254,256Rf, and comparison with particle-number conserving cranked shell model (PNC-CSM) calculations.
doi: 10.1103/PhysRevC.107.L061302
2022AY02 Phys.Rev. C 105, 054315 (2022) A.D.Ayangeakaa, N.Sensharma, M.Fulghieri, R.V.F.Janssens, Q.B.Chen, S.Zhu, M.Alcorta, M.P.Carpenter, P.Chowdhury, A.Gade, C.R.Hoffman, F.G.Kondev, T.Lauritsen, E.A.McCutchan, A.M.Rogers, D.Seweryniak Single-particle and collective excitations in 66Zn NUCLEAR REACTIONS 26Mg(48Ca, 4nα), E=275, 290, 320 MeV; measured Eγ, Iγ, γ(θ), γγ-coin. 66Zn; deduced levels, J, π, angular correlation ratios, experimental angular distribution coefficients, δ, rotational bands structure, high-spin states. Comparison to spherical shell-model calculations using the jj44b and JUN45 effective interactions. Experimental data on rotational band is compared to the calculations made within configuration-fixed constrained covariant density functional theory (CDFT) and the quantum particle rotor model (PRM) formalism. Systematics for superderformed bands in 60Zn, 66Zn, 68Zn, 68Ge. Gammasphere array with 101 detectors in conjunction with the fragment mass analyzer (FMA) and a microchannel plate (MCP) detector at ATLAS accelerator (ANL).
doi: 10.1103/PhysRevC.105.054315
2022BO04 Phys.Rev. C 105, 044327 (2022) V.Bothe, S.K.Tandel, S.G.Wahid, P.C.Srivastava, B.Bhoy, P.Chowdhury, R.V.F.Janssens, F.G.Kondev, M.P.Carpenter, T.Lauritsen, D.Seweryniak, S.Zhu Isomers in 203Tl and core excitations built on a five-nucleon-hole structure NUCLEAR REACTIONS 197Au(209Bi, X)203Tl, E=1450 MeV; measured Eγ, Iγ, γγ-coin, γγγ-coin. 203Tl; deduced levels, J, π, multipolarities, T1/2 of high-spin isomeric states, configurations. Half-lives determined by centroid-shift method for ns isomers and by variation with time of the cumulative intensity for υs isomers. Observed octupole core excitations built on a five-nucleon hole configuration. Comparison with shell-model calculations employing the KHH7B effective interaction. Gammasphere array with 100 detectors at ATLAS accelerator (ANL).
doi: 10.1103/PhysRevC.105.044327
2022HU21 Phys.Rev. C 106, L061301 (2022) T.Huang, D.Seweryniak, B.B.Back, P.C.Bender, M.P.Carpenter, P.Chowdhury, R.M.Clark, P.A.Copp, X.-T.He, R.D.Herzberg, D.E.M.Hoff, H.Jayatissa, T.L.Khoo, F.G.Kondev, G.Morgan, C.Morse, A.Korichi, T.Lauritsen, C.Muller-Gatermann, D.H.Potterveld, W.Reviol, A.M.Rogers, S.Saha, G.Savard, K.Sharma, S.Stolze, S.Waniganeththi, G.L.Wilson, J.Wu, Y.-F.Xu, S.Zhu Discovery of the new isotope 251Lr: Impact of the hexacontetrapole deformation on single-proton orbital energies near the Z=100 deformed shell gap NUCLEAR REACTIONS 203Tl(50Ti, 2n)251Lr, 205Tl(50Ti, 2n)253Lr, E=237 MeV; measured reaction products, α-decay of the reaction products, Eα, Iα. 251,253Lr; deduced levels J, π, α-decay width. 251,253,255Lr; calculated single-proton levels near the Fermi surface. Calculations with particle-number conserving cranked shell model. Beam delivered to target by ATLAS linear accelerator and recoiling reaction products were separated in the Argonne Gas-Filled Analyzer (AGFA) at (ANL). Decay of the implanted reaction products was measured in pixelized double-sided Si strip detector (DSSD). RADIOACTIVITY 251,253Lr(α)[from 203,205Tl(50Ti, 2n), E=237 MeV]; measured Eα, Iα; deduced T1/2, Q-value, α-decay branchings and widths. Comparison to other experimental data. and predictions of theoretical models.
doi: 10.1103/PhysRevC.106.L061301
2022LI54 Phys.Rev. C 106, 044313 (2022) D.Little, A.D.Ayangeakaa, R.V.F.Janssens, S.Zhu, Y.Tsunoda, T.Otsuka, B.A.Brown, M.P.Carpenter, A.Gade, D.Rhodes, C.R.Hoffman, F.G.Kondev, T.Lauritsen, D.Seweryniak, J.Wu, J.Henderson, C.Y.Wu, P.Chowdhury, P.C.Bender, A.M.Forney, W.B.Walters Multistep Coulomb excitation of 64Ni: Shape coexistence and nature of low-spin excitations NUCLEAR REACTIONS 208Pb(64Ni, 64Ni'), E=272 MeV; measured reaction products, time-of-flight difference between the projectile and target recoils as a function of scattering angle, Eγ, Iγ, (particle)γ-coin, Coulomb-excitation yields using GRETINA array with 12 modules of 48 highly-segmented coaxial HPGe crystals for γ detection, and CHICO2 array of 20 position-sensitive parallel-plate avalanche counters for the detection of scattered particles at the ATLAS-ANL facility. Multistep safe Coulomb-excitation. 64Ni; deduced levels, J, π, E2 matrix elements using GOSIA least-squares fitting code, B(E2), spectroscopic electric quadrupole moments, evidence for triple shape coexistence. Comparison with previous experimental results, and with Monte Carlo shell-model (MCSM), and conventional shell-model calculations. NUCLEAR STRUCTURE 64Ni; calculated levels, J, π, B(E2), spectroscopic quadrupole moments, proton and neutron orbital occupancies for 2+ and 0+ states using Monte Carlo shell-model (MCSM), and conventional shell-model calculations with the jj44 and fp effective interactions. Comparison with experimental data.
doi: 10.1103/PhysRevC.106.044313
2022MO05 Nucl.Instrum.Methods Phys.Res. A1025, 166155 (2022) C.Morse, H.L.Crawford, A.O.Macchiavelli, A.Wiens, M.Albers, A.D.Ayangeakaa, P.C.Bender, C.M.Campbell, M.P.Carpenter, P.Chowdhury, R.M.Clark, M.Cromaz, H.M.David, P.Fallon, R.V.F.Janssens, T.Lauritsen, I.-Y.Lee, C.J.Lister, D.Miller, V.S.Prasher, S.L.Tabor, D.Weisshaar, S.Zhu The polarization sensitivity of GRETINA NUCLEAR REACTIONS 24Mg(p, p'), E=2.45 MeV; measured reaction products, Eγ, Iγ. 25Mg; deduced γ-ray energies, J, π, polar angular distribution.
doi: 10.1016/j.nima.2021.166155
2022SE03 Phys.Rev. C 105, 044315 (2022) N.Sensharma, A.D.Ayangeakaa, R.V.F.Janssens, Q.B.Chen, S.Zhu, M.Alcorta, M.P.Carpenter, E.A.McCutchan, F.G.Kondev, T.Lauritsen, D.Seweryniak, C.R.Hoffman, A.M.Rogers, A.Gade, T.Baugher, P.Chowdhury Single-particle and dipole excitations in 62Co NUCLEAR REACTIONS 26Mg(48Ca, 3np2α), E=275, 290, 320 MeV; measured Eγ, Iγ, γ(θ), γγ-coin. 62Co; deduced levels, J, π, angular correlation ratios, experimental angular distribution coefficients, multipolarities, rotational bands structures. Comparison to shell-model calculations using the GXPF1A two-body effective interaction. Systematics for magnetic rotational bands in 60Co, 61Co, 62Co, 58Fe. Gammasphere array with 101 detectors in conjunction with the fragment mass analyzer (FMA) and a microchannel plate (MCP) detector at ATLAS accelerator (ANL).
doi: 10.1103/PhysRevC.105.044315
2022SH22 Nucl.Instrum.Methods Phys.Res. A1035, 166789 (2022) O.A.Shehu, B.P.Crider, T.Ginter, C.R.Hoffman, T.H.Ogunbeku, Y.Xiao, K.L.Childers, P.Chowdhury, C.Fry, E.Lamere, R.Lewis, S.N.Liddick, B.Longfellow, S.Lyons, S.K.Neupane, D.Perez-Loureiro, C.J.Prokop, A.L.Richard, U.Silwal, D.P.Siwakoti, D.C.Smith, M.K.Smith Experimental study of the 34mCl beam production at intermediate energies RADIOACTIVITY 34Cl(IT), (EC) [from 9Be(36Ar, X), E=150 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced γ-ray energies, the beam production rates and isomeric state composition. The National Superconducting Cyclotron Laboratory (NSCL).
doi: 10.1016/j.nima.2022.166789
2022SU19 Phys.Rev. C 106, 024316 (2022) S.Suman, S.K.Tandel, S.G.Wahid, T.Manu, M.Hemalatha, B.Maheshwari, A.K.Jain, P.Chowdhury, R.V.F.Janssens, F.G.Kondev, M.P.Carpenter, T.Lauritsen, D.Seweryniak Successive neutron alignments in the yrast, negative-parity band of oblate-deformed 199Tl NUCLEAR REACTIONS 197Au(209Bi, X)199Tl, E=1450 MeV; measured Eγ, Iγ, γγ-coin using Gammasphere array with 100 Compton-suppressed HPGe detectors at the ATLAS-ANL accelerator facility. 199Tl; deduced high-spin levels, J, π, alignments, signature slitting, B(M1)/B(E2), configurations, oblate deformation. 199Tl; calculated total energy surfaces in (ϵ cosγ, ϵ sinγ) plane, neutron- and proton-quasiparticle levels for oblate deformation as function of angular frequency with principal axis cranking (PAC) and tilted axis cranking (TAC) models using the ultimate cranker (UC) code.
doi: 10.1103/PhysRevC.106.024316
2022WA20 Phys.Lett. B 832, 137262 (2022) S.G.Wahid, S.K.Tandel, S.Suman, P.C.Srivastava, A.Kumar, P.Chowdhury, F.G.Kondev, R.V.F.Janssens, M.P.Carpenter, T.Lauritsen, D.Seweryniak, S.Zhu Emergence of an island of extreme nuclear isomerism at high excitation near 208Pb NUCLEAR REACTIONS 197Au(207Pb, X)204Pb/205Bi/206Bi, E=1430 MeV; 197Au(207Pb, X)204Pb/205Bi/206Bi, E=1450 MeV; measured Eγ, Iγ, γγ-coin, delayed γ spectra, T1/2 of isomers by γγ(t) using pulsed beam from ATLAS-ANL facility, and Gammasphere array for γ detection. 204Pb, 205,206Bi; deduced levels, isomers, J, π, configurations, nuclear isomerism from core-excited configurations in the vicinity of 208Pb. Comparison with shell-model predictions. COMPILATION 93Nb, 93Mo, 140Nd, 144Pm, 148Tb, 212,213Fr, 204Pb, 205,206Bi; compiled T1/2 of isomers of >1 micro-sec half-life above 7-MeV excitations across the nuclear chart. 202,203,204,205Tl, 202,203,204Pb, 206Bi, 213At, 210,211,212Rn, 209,211,212Fr; compiled B(E3) for isomer decays.
doi: 10.1016/j.physletb.2022.137262
2021MI07 Phys.Rev. C 103, 024323 (2021) A.J.Mitchell, R.Orford, G.J.Lane, C.J.Lister, P.Copp, J.A.Clark, G.Savard, J.M.Allmond, A.D.Ayangeakaa, S.Bottoni, M.P.Carpenter, P.Chowdhury, D.A.Gorelov, R.V.F.Janssens, F.G.Kondev, U.Patel, D.Seweryniak, M.L.Smith, Y.Y.Zhong, S.Zhu Ground-state and decay properties of neutron-rich 106Nb RADIOACTIVITY 106Nb(β-)[from 252Cf(SF), CARIBU radioactive-ion-beam facility at ANL, followed by mass separation and measurement using Multi-Reflection Time-of-Flight (MR-TOF) mass separator and Canadian Penning Trap (CPT)]; measured CPT spectra, Eγ, Iγ, βγγ-coin, half-life of 106Nb decay using five HPGe clover detectors, and a plastic scintillator at the X-Array and SATURN decay-spectroscopy station. 106Mo; deduced levels, J, π, apparent β feedings, range of logft values, configurations. 106Nb; discussed spin, parity and configurations of the ground state. Comparison with earlier experimental results. ATOMIC MASSES 106Nb; measured cyclotron frequency using the Phase-Imaging Ion-Cyclotron-Resonance (PI-ICR) technique, CPT spectra; deduced mass excess. Comparison with previous measurement, and with AME 2016 evaluation.
doi: 10.1103/PhysRevC.103.024323
2021PR11 Phys.Rev. C 104, 044318 (2021) V.S.Prasher, A.J.Mitchell, C.J.Lister, P.Chowdhury, L.Afanasieva, M.Albers, C.J.Chiara, M.P.Carpenter, D.Cline, N.D'Olympia, C.J.Guess, A.B.Hayes, C.R.Hoffman, R.V.F.Janssens, B.P.Kay, T.L.Khoo, A.Korichi, T.Lauritsen, E.Merchan, Y.Qiu, D.Seweryniak, R.Shearman, S.K.Tandel, A.Verras, C.Y.Wu, S.Zhu Shapes, softness, and nonyrast collectivity in 186W NUCLEAR REACTIONS 186W(136Xe, 136Xe')186W, E=725, 800 MeV from ATLAS-ANL facility; measured scattered beam- and target-like ions using Rochester-Livermore 4π CHICO2 array, Eγ, Iγ, γγ- and (particle)γ-coin, gγ(θ)(DCO) using Gammasphere array. 186W; deduced high-spin levels, J, π, Kπ, multipolarities, rotational bands, odd-even staggering parameters S(J) for bands and compared with predictions for an axially symmetric rotor, a rigid asymmetric rotor and a γ-unstable nucleus, B(E1) ratios. Systematics of E(first 2+), E(first 4+)/E(first 2+), E(second 2+)/E(first 2+), E(second 0+)/E(first 2+) for A=178-188 even-A W isotopes, and staggering parameters for 178,180,182,184,186,188W, 178,180Hf, 188Os.
doi: 10.1103/PhysRevC.104.044318
2021SU02 Phys.Rev. C 103, 014319 (2021) S.Suman, S.K.Tandel, A.Kumawat, S.G.Wahid, M.Hemalatha, P.Chowdhury, R.V.F.Janssens, M.P.Carpenter, T.L.Khoo, F.G.Kondev, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu Nanosecond isomers and the evolution of collectivity in stable, even-A Hg isotopes NUCLEAR REACTIONS 197Au(209Bi, X), E=1450 MeV; 197Au(207Pb, X), E=1430 MeV; measured Eγ, Iγ, three- and higher fold γγ-coin, γγ(θ)(DCO), half-lives of nanosecond isomers by γγ(t) using pulsed beams from ATLAS-ANL accelerator, and Gammasphere array of 100 Compton-suppressed HPGe detectors. 198,200,202Hg; deduced levels, J, π, multipolarities, B(E2), configurations, band crossings, and collectivity; calculated total energy surface plots, neutron and proton quasiparticle energy levels using the Ultimate Cranker code. Systematics of nanosecond isomers, half-lives and B(E2) in 192,194,196,198,200,202,204Hg.
doi: 10.1103/PhysRevC.103.014319
2020MA37 Phys.Rev.Lett. 125, 102502 (2020) N.Marginean, D.Little, Y.Tsunoda, S.Leoni, R.V.F.Janssens, B.Fornal, T.Otsuka, C.Michelagnoli, L.Stan, F.C.L.Crespi, C.Costache, R.Lica, M.Sferrazza, A.Turturica, A.D.Ayangeakaa, K.Auranen, M.Barani, P.C.Bender, S.Bottoni, M.Boromiza, A.Bracco, S.Calinescu, C.M.Campbell, M.P.Carpenter, P.Chowdhury, M.Ciemala, N.Cieplicka-Orynczak, D.Cline, C.Clisu, H.L.Crawford, I.E.Dinescu, J.Dudouet, D.Filipescu, N.Florea, A.M.Forney, S.Fracassetti, A.Gade, I.Gheorghe, A.B.Hayes, I.Harca, J.Henderson, A.Ionescu, L.W.Iskra, M.Jentschel, F.Kandzia, Y.H.Kim, F.G.Kondev, G.Korschinek, U.Koster, Krishichayan, M.Krzysiek, T.Lauritsen, J.Li, R.Marginean, E.A.Maugeri, C.Mihai, R.E.Mihai, A.Mitu, P.Mutti, A.Negret, C.R.Nita, A.Olacel, A.Oprea, S.Pascu, C.Petrone, C.Porzio, D.Rhodes, D.Seweryniak, D.Schumann, C.Sotty, S.M.Stolze, R.Suvaila, S.Toma, S.Ujeniuc, W.B.Walters, C.Y.Wu, J.Wu, S.Zhu, S.Ziliani Shape Coexistence at Zero Spin in 64Ni Driven by the Monopole Tensor Interaction NUCLEAR REACTIONS 62Ni(18O, 16O), E=39 MeV; 65Cu(11B, 12C), E=26 MeV; 63Ni(n, γ), E thermal; measured reaction products, Eγ, Iγ; analyzed available data from multiple experiments. 64Ni; deduced γ-ray energies, J, π, B(E2). Comparison with theoretical calculations.
doi: 10.1103/PhysRevLett.125.102502
2020NA27 Phys.Rev.Lett. 25, 132501 (2020) S.Nandi, G.Mukherjee, Q.B.Chen, S.Frauendorf, R.Banik, S.Bhattacharya, S.Dar, S.Bhattacharyya, C.Bhattacharya, S.Chatterjee, S.Das, S.Samanta, R.Raut, S.S.Ghugre, S.Rajbanshi, S.Ali, H.Pai, M.A.Asgar, S.Das Gupta, P.Chowdhury, A.Goswami First Observation of Multiple Transverse Wobbling Bands of Different Kinds in 183Au NUCLEAR REACTIONS 169Tm(20Ne, 6n)183Au, E=146 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, two wobbling bands. Comparison with systematics.
doi: 10.1103/PhysRevLett.125.132501
2020WA24 Phys.Rev. C 102, 024329 (2020) S.G.Wahid, S.K.Tandel, S.Suman, M.Hemalatha, A.Patel, P.Roy, A.Y.Deo, Pragati, P.C.Srivastava, B.Bhoy, S.S.Bhattacharjee, R.P.Singh, S.Muralithar, P.Chowdhury, R.V.F.Janssens, M.P.Carpenter, T.L.Khoo, F.G.Kondev, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu, S.Rai, A.Sharma Metastable states from multinucleon excitations in 202Tl and 203Pb NUCLEAR REACTIONS 198Pt(7Li, 3n)202Tl, E=31-36 MeV; 197Au(209Bi, X), E=1450 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization), half-lives of isomers by γ(t) and centroid-shift method using the INGA array at IUAC-New Delhi for the 202Tl experiment, and Gammasphere array at the ATLAS-ANL facility for 203Pb. 202Tl, 203Pb; deduced high-spin levels, isomers, J, π, multipolarities, B(E2), B(E3), configurations. Systematics of energies and B(Eλ) for isomers in 202,203,204Tl and 203,204,205Pb. Comparison with shell-model calculations.
doi: 10.1103/PhysRevC.102.024329
2019AY04 Phys.Rev.Lett. 123, 102501 (2019) A.D.Ayangeakaa, R.V.F.Janssens, S.Zhu, D.Little, J.Henderson, C.Y.Wu, D.J.Hartley, M.Albers, K.Auranen, B.Bucher, M.P.Carpenter, P.Chowdhury, D.Cline, H.L.Crawford, P.Fallon, A.M.Forney, A.Gade, A.B.Hayes, F.G.Kondev, Krishichayan, T.Lauritsen, J.Li, A.O.Macchiavelli, D.Rhodes, D.Seweryniak, S.M.Stolze, W.B.Walters, J.Wu Evidence for Rigid Triaxial Deformation in 76Ge from a Model-Independent Analysis NUCLEAR REACTIONS 208Pb(76Ge, 76Ge'), E=304, 291, 317 MeV; measured reaction products, Eγ, Iγ. 76Ge; deduced γ-ray energies, E2 matrix elements, quadrupole asymmetry for bands, triaxial deformation.
doi: 10.1103/physrevlett.123.102501
2019CH57 Acta Phys.Pol. B50, 339 (2019) C7 LYC: A New Scintillator for Fast Neutron Spectroscopy
doi: 10.5506/aphyspolb.50.339
2019MI12 Phys.Rev. C 100, 014302 (2019) S.L.Miller, K.A.Villafana, M.A.Riley, J.Simpson, D.J.Hartley, E.S.Paul, A.D.Ayangeakaa, J.S.Baron, P.F.Bertone, A.J.Boston, M.P.Carpenter, J.J.Carroll, J.Cavey, C.J.Chiara, P.Chowdhury, U.Garg, S.S.Hota, E.G.Jackson, R.V.F.Janssens, F.G.Kondev, T.Lauritsen, M.Litz, W.C.Ma, J.Matta, E.A.McCutchan, S.Mukhopadhyay, P.J.Nolan, E.E.Pedicini, L.L.Riedinger, J.F.Sharpey-Schafer, J.R.Vanhoy, A.Volya, X.Wang, S.Zhu Backbending, seniority, and Pauli blocking of pairing correlations at high rotational frequencies in rapidly rotating nuclei NUCLEAR STRUCTURE 156,157,158,159,160,161,162,163,164,165,166,168,170Er, 158,159,160,161,162,163,164,165,166,167,168,169,170,171,172Yb, 160,161,162,163,164,165,166,167,168,169,170,171,172,173,174Hf, 164,165,166,167,168,169,170,171,172,173,174,175,176,177W; calculated band-crossing frequencies of the first (AB) and the second (BC) i13/2 neutron alignments. 162Er, 164Yb, 166Hf, 168W: calculated AB and BC crossing frequencies as function of quadrupole deformation, and as function of the percentage of the odd-even mass difference for N=94 nuclei. Comparison with experimental data. A=134-200, Z=52-82; systematics of E(first 4+)/E(first 2+) ratios for even-even nuclei.
doi: 10.1103/PhysRevC.100.014302
2019NE06 Phys.Rev. C 100, 014329 (2019) D.Negi, S.K.Tandel, P.Chauhan, P.Chowdhury, R.V.F.Janssens, M.P.Carpenter, T.L.Khoo, F.G.Kondev, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu Decoupled and semi-decoupled bands in 197Hg and 199Hg NUCLEAR REACTIONS 197Au(209Bi, X)197Hg/199Hg, E=1450 MeV; measured Eγ, Iγ, γγ-coin, and γγ(θ)(DCO) using Gammasphere array at ATLAS-ANL facility. 197,199Hg; deduced high-spin levels, J, π, bands, decoupled positive-parity sequences, alignments, configurations, transition from oblate collective rotation at low spin to triaxial noncollective shapes at high spin; calculated quasiparticle levels and total energy surfaces using Ultimate Cranker calculations with standard Nilsson parameters. Systematics of positive-parity levels in A=193-200 even- and odd-A Hg isotopes.
doi: 10.1103/PhysRevC.100.014329
2019RO12 Phys.Rev. C 100, 024320 (2019) P.Roy, S.K.Tandel, S.Suman, P.Chowdhury, R.V.F.Janssens, M.P.Carpenter, T.L.Khoo, F.G.Kondev, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu Isomers from intrinsic excitations in 200Tl and 201, 202Pb NUCLEAR REACTIONS 197Au(207Pb, X), 200Tl/201Pb/202Pb, E=1430 MeV; measured Eγ, Iγ, three- and higher-fold γγ-coin, half-lives of isomers by γγ(t) using Gammasphere array with 100 Compton-suppressed HPGe detectors at ATLAS-ANL facility. 200Tl, 201,202Pb; deduced high-spin levels, isomers, multipolarities from intensity balances, B(E2), B(E3), configurations. Systematics of 13/2+ isomers in 197,199,201Pb, and 5+ and 7+ isomers in 196,198,200Tl.
doi: 10.1103/PhysRevC.100.024320
2019SH34 Phys.Rev. C 100, 034309 (2019) U.Shirwadkar, S.K.Tandel, P.Chowdhury, T.L.Khoo, I.Ahmad, M.P.Carpenter, J.P.Greene, R.V.F.Janssens, F.G.Kondev, T.Lauritsen, C.J.Lister, D.Peterson, D.Seweryniak, X.Wang, S.Zhu Decay spectroscopy of two-quasiparticle K isomers in 246, 248Cm via inelastic and transfer reactions NUCLEAR REACTIONS 248Cm(209Bi, 209Bi'), 248Cm(209Bi, X)246Cm, E=1450 MeV from ATLAS-ANL accelerator facility, with bursts between 1 μs to 8 s; measured Eγ, Iγ, γγ-coin, half-lives of isomers in 246Cm and 248Cm by γ(t) using Gammasphere array. 246,248Cm; deduced levels, J, π, K-isomers, two-quasineutron Nilsson configurations, reduced K hindrances, persistence of a deformed subshell gap at N=152 near Z≈100 from systematics of Kπ=8-, two-quasineutron isomeric states in N=150, Z=94-102 even-even nuclei.
doi: 10.1103/PhysRevC.100.034309
2019WA22 Phys.Rev. C 100, 014328 (2019) S.G.Wahid, S.K.Tandel, P.Chowdhury, R.V.F.Janssens, M.P.Carpenter, T.L.Khoo, F.G.Kondev, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu, Q.B.Chen, J.Meng Structure of odd-A Pt isotopes along the line of stability NUCLEAR REACTIONS 197Au(209Bi, X)193Pt/195Pt/197Pt, E=1450 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), half-lives of isomers by centroid-shift technique using the Gammasphere array at ATLAS-ANL facility. 193,195,197Pt; deduced levels, J, π, multipolarities, alignments, configurations. Comparison with theoretical calculations. NUCLEAR STRUCTURE 193,195,197Pt; calculated levels, J, π, total energy surfaces, and B(E2); deduced shapes and band crossings. Tilted axis cranking covariant density functional theory (TAC-CDFT) using the Ultimate Cranker code. Comparison with experimental data. Systematics of positive-parity levels in A=189-196 even- and odd-A Pt isotopes.
doi: 10.1103/PhysRevC.100.014328
2018MO12 Phys.Lett. B 780, 227 (2018) C.Morse, E.A.McCutchan, H.Iwasaki, C.J.Lister, V.M.Bader, D.Bazin, S.Beceiro Novo, P.Chowdhury, A.Gade, T.D.Johnson, C.Loelius, E.Lunderberg, E.Merchan, V.S.Prasher, F.Recchia, A.A.Sonzogni, D.Weisshaar, K.Whitmore Enhanced collectivity in 12Be NUCLEAR REACTIONS Ta, Nb(12Be, 12Be'), E ∼ 55 MeV/nucleon; measured reaction products, Eγ, Iγ. 12Be; deduced level lifetime, B(E2) values. Comparison with available data.
doi: 10.1016/j.physletb.2018.03.004
2018SI28 Phys.Rev. C 98, 054307 (2018) K.Siegl, K.Kolos, N.D.Scielzo, A.Aprahamian, G.Savard, M.T.Burkey, M.P.Carpenter, P.Chowdhury, J.A.Clark, P.Copp, G.J.Lane, C.J.Lister, S.T.Marley, E.A.McCutchan, A.J.Mitchell, J.Rohrer, M.L.Smith, S.Zhu Β-decay half-lives of 134, 134mSb and their isomeric yield ratio produced by the spontaneous fission of 252Cf RADIOACTIVITY 134m,134Sb(β-)[from 252Cf(SF), mass separated high-intensity beams]; measured Eβ, Iβ, Eγ, Iγ, βγ-coin, half-lives of decays of 134Sb and 134mSb, and isomeric yield ratios from 252Cf(SF) using the Scintillator And Tape Using Radioactive Nuclei (SATURN) system for β- detection, and X-Array for γ detection at the CARIBU facility of ANL. Systematics of isomeric yield ratios of 128,130,134Sb, 131,133Te, 132,134,136I, 135Xe, 138Cs from 252Cf(SF). Comparison with previous experimental values.
doi: 10.1103/PhysRevC.98.054307
2017AM01 Phys.Rev. C 95, 014330 (2017) B.M.S.Amro, C.J.Lister, E.A.McCutchan, W.Loveland, P.Chowdhury, S.Zhu, A.D.Ayangeakaa, J.S.Barrett, M.P.Carpenter, C.J.Chiara, J.P.Greene, J.L.Harker, R.V.F.Janssens, T.Lauritsen, A.A.Sonzogni, W.B.Walters, R.Yanez γ-ray spectroscopy of 209Tl NUCLEAR REACTIONS 208Pb(136Xe, X)209Tl, E=785 MeV; measured Eγ, Iγ, γΓ-coin, delayed γ, half-lives of isomers using Gammasphere array at ATLAS-ANL facility. 209Tl; deduced levels, J, π, internal conversion coefficients, multipolarities, B(E2), configurations.
doi: 10.1103/PhysRevC.95.014330
2017PR01 Nucl.Instrum.Methods Phys.Res. A846, 50 (2017) V.S.Prasher, M.Cromaz, E.Merchan, P.Chowdhury, H.L.Crawford, C.J.Lister, C.M.Campbell, I.Y.Lee, A.O.Macchiavelli, D.C.Radford, A.Wiens Sensitivity of GRETINA position resolution to hole mobility
doi: 10.1016/j.nima.2016.11.038
2016AL18 Phys.Rev. C 94, 034301 (2016) M.Albers, S.Zhu, A.D.Ayangeakaa, R.V.F.Janssens, J.Gellanki, I.Ragnarsson, M.Alcorta, T.Baugher, P.F.Bertone, M.P.Carpenter, C.J.Chiara, P.Chowdhury, H.M.David, A.N.Deacon, B.DiGiovine, A.Gade, C.R.Hoffman, F.G.Kondev, T.Lauritsen, C.J.Lister, E.A.McCutchan, C.Nair, A.M.Rogers, D.Seweryniak Single-particle and collective excitations in 62Ni NUCLEAR REACTIONS 26Mg(48Ca, 4n2α)62Ni, E=275, 320 MeV; measured reaction products identified by mass (A) and charge (Z), Eγ, Iγ, γ(θ), γγ-, (62Ni)γ-coin, level half-lives and transition quadrupole moments using fragment mass analyzer (FMA) and Gammasphere array at ATLAS-ANL facility. 62Ni; deduced high-spin levels, J, π, multipolarity, bands, deformation β2, alignment plots, configurations. Comparison with shell-model calculations using JUN45 and jj4b interactions, and with Nilsson-Strutinsky calculations. Comparison of alignment plots with those in 58Cr, 60Fe, 63Ni and 64Zn.
doi: 10.1103/PhysRevC.94.034301
2016HA36 Phys.Rev. C 94, 054329 (2016) D.J.Hartley, R.V.F.Janssens, L.L.Riedinger, M.A.Riley, X.Wang, S.L.Miller, A.D.Ayangeakaa, P.F.Bertone, M.P.Carpenter, C.J.Chiara, P.Chowdhury, U.Garg, G.Gurdal, S.S.Hota, F.G.Kondev, T.Lauritsen, W.C.Ma, J.Matta, E.A.McCutchan, S.Mukhopadhyay, E.E.Pedicini, J.R.Vanhoy, S.Zhu First observation of rotational structures in 168Re NUCLEAR REACTIONS 118Sn(55Mn, 5n), E=260 MeV; measured Eγ, Iγ, γγ-coin using Gammasphere array at ATLAS-ANL facility. 168Re; deduced high-spin levels, J, π, γ-branching ratios, bands, alignments, band crossings, B(M1)/B(E2) ratios, configuration. Comparison of B(M1)/B(E2) ratios with theoretical calculations. Systematics of level energies for πh11/2νi13/2 bands in 166,168,170,172,174Re. Systematics of signature splitting for πh11/2νi13/2 bands in 166,168,170,172,174Re, 164,166,168,170,172Ta, 162,164,166,168,170Lu.
doi: 10.1103/PhysRevC.94.054329
2016HO13 Phys.Rev. C 94, 021303 (2016) S.S.Hota, S.K.Tandel, P.Chowdhury, I.Ahmad, M.P.Carpenter, C.J.Chiara, J.P.Greene, C.R.Hoffman, E.G.Jackson, R.V.F.Janssens, B.P.Kay, T.L.Khoo, F.G.Kondev, S.Lakshmi, S.Lalkovski, T.Lauritsen, C.J.Lister, E.A.McCutchan, K.Moran, D.Peterson, U.Shirwadkar, D.Seweryniak, I.Stefanescu, Y.Toh, S.Zhu Population and decay of a Kπ = 8- two-quasineutron isomer in 244Pu NUCLEAR REACTIONS 244Pu(208Pb, 208Pb'), E=1430 MeV; 244Pu(47Ti, 47TI'), E=305 MeV; measured Eγ, Iγ, γγ-coin, M1/E2 branching ratios, prompt and off-beam γ rays, half-life of a 2-qp 8- isomer using Gammasphere array at ATLAS-ANL. 244Pu; deduced high-spin levels, J, π, rotational bands, multipolarity, configurations, kinematic and dynamic moments of inertia, (gk-gR)/Q0, reduced hindrance factors for transitions from the isomer. Comparison with multi-qp calculations using Woods-Saxon potential and Lipkin-Nogami pairing. Systematics of moment of inertia plots and 8- isomers for 244Pu, 250Fm and 252No.
doi: 10.1103/PhysRevC.94.021303
2016MI02 Phys.Rev. C 93, 014306 (2016) A.J.Mitchell, C.J.Lister, E.A.McCutchan, M.Albers, A.D.Ayangeakaa, P.F.Bertone, M.P.Carpenter, C.J.Chiara, P.Chowdhury, J.A.Clark, P.Copp, H.M.David, A.Y.Deo, B.DiGiovine, N.D'Olympia, R.Dungan, R.D.Harding, J.Harker, S.S.Hota, R.V.F.Janssens, F.G.Kondev, S.H.Liu, A.V.Ramayya, J.Rissanen, G.Savard, D.Seweryniak, R.Shearman, A.A.Sonzogni, S.L.Tabor, W.B.Walters, E.Wang, S.Zhu ψ-soft 146Ba and the role of nonaxial shapes at N ≈ 90 RADIOACTIVITY 146Cs(β-)[from 252Cf SF and mass separation at CARIBU-ANL facility]; measured Eγ, Iγ, βγ-, βγγ-coin using SATURN detection system at ANL. 146Ba; deduced levels, J, π, limits of β- branching ratios. Level systematics in even-A N=90 isotones with Z=56-68, and those of g.s., β- and γ-bands in 146Ba, 148Ce, 150Nd. Investigation of nuclear shape transitions. Comparison with interacting boson approximation (IBA) model predictions.
doi: 10.1103/PhysRevC.93.014306
2016RE02 Phys.Lett. B 752, 311 (2016) M.W.Reed, G.J.Lane, G.D.Dracoulis, F.G.Kondev, M.P.Carpenter, P.Chowdhury, S.S.Hota, R.O.Hughes, R.V.F.Janssens, T.Lauritsen, C.J.Lister, N.Palalani, D.Seweryniak, H.Watanabe, S.Zhu, W.G.Jiang, F.R.Xu Impact of triaxiality on the rotational structure of neutron-rich rhenium isotopes NUCLEAR REACTIONS 192Os(136Xe, X)187Re, 187Re(136Xe, X)189Re, 186W(136Xe, X)191Re, E=6 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced level scheme, γ-ray energies, J, π, rotational bands, triaxiality. Comparison with particle-triaxial-rotor calculations.
doi: 10.1016/j.physletb.2015.11.056
2016TA23 Phys.Rev. C 94, 064304 (2016) S.K.Tandel, P.Chowdhury, F.G.Kondev, R.V.F.Janssens, T.L.Khoo, M.P.Carpenter, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu, A.Deacon, S.J.Freeman, N.J.Hammond, G.D.Jones, E.F.Moore, J.F.Smith Configurations and decay hindrances of high-K states in 180Hf NUCLEAR REACTIONS 180Hf(207Pb, X), E=1.4 GeV; measured Eγ, Iγ, γγ-coin, delayed γ, level and isomer half-lives by γγ(t) and centroid-shift method using Gammasphere array and heavy-ion detector CHICO at ATLAS-ANL facility. 180Hf; deduced high-spin levels, J, π, 2- and 4-qp states, multi-quasiparticle high-K states, rotational bands, reduced hindrances for E1, E2, E3, M1 and M2 transitions from isomers, (gK-gR)/Q0 as function of Jπ, configurations. Comparison with theoretical calculations using Lipkin-Nogami approach for pairing, with blocking included. Systematics of high-K states in 180Hf, 180,182W, and 182,184Os.
doi: 10.1103/PhysRevC.94.064304
2015AY02 Phys.Rev. C 91, 044327 (2015) A.D.Ayangeakaa, S.Zhu, R.V.F.Janssens, M.P.Carpenter, M.Albers, M.Alcorta, T.Baugher, P.F.Bertone, C.J.Chiara, P.Chowdhury, H.M.David, A.N.Deacon, B.DiGiovine, A.Gade, C.R.Hoffman, F.G.Kondev, T.Lauritsen, C.J.Lister, E.A.McCutchan, D.S.Moerland, C.Nair, A.M.Rogers, D.Seweryniak Role of the νg9/2 orbital in the development of collectivity in the A≈60 region: The case of 61Co NUCLEAR REACTIONS 26Mg(48Ca, 4np2α)61Co, E=275, 290, 320 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), centroid-shift Doppler-attenuation using FMA analyzer and GAMMASPHERE array at ATLAS-ANL facility. 61Co; deduced levels, J, π, multipolarity, bands, magnetic rotational dipole (shears) band, transition quadrupole moment and deformation parameter from DSA data, Nilsson configurations. Comparison with shell-model calculations using GXPF1A effective interaction in a modest-size pf space, and with structures of N=34 isotones 60Fe and 62Ni.
doi: 10.1103/PhysRevC.91.044327
2015TA25 Phys.Lett. B 750, 225 (2015) S.K.Tandel, S.G.Wahid, P.Chowdhury, R.V.F.Janssens, M.P.Carpenter, T.L.Khoo, F.G.Kondev, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu Isomers and oblate rotation in Pt isotopes: Delineating the limit for collectivity at high spins NUCLEAR REACTIONS 197Au(209Bi, X)194Pt/196Pt/198Pt, E=1450 MeV; measured reaction products, Eγ, Iγ; deduced energy levels, J, π, high-spin B(E2). Cranking calculations using both standard Nilsson parameters in the Ultimate Cranker (UC) code.
doi: 10.1016/j.physletb.2015.09.019
2015TH06 Nucl.Phys. A944, 333 (2015) Ch.Theisen, P.T.Greenlees, T.-L.Khoo, P.Chowdhury, T.Ishii In-beam spectroscopy of heavy elements NUCLEAR REACTIONS 248Cm(209Bi, 207Bi), E not given; measured Eγ, Iγ, X-rays using GAMMASPHERE. 250Cm deduced high-spin states. Figure only, taken from S.S.Hota's PhD thesis (2012, possibly unpublished).
doi: 10.1016/j.nuclphysa.2015.07.014
2015WA34 Phys.Rev. C 92, 054323 (2015) S.G.Wahid, S.K.Tandel, P.Chowdhury, R.V.F.Janssens, M.P.Carpenter, T.L.Khoo, F.G.Kondev, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu Rotation-aligned isomer and oblate collectivity in 196Pt NUCLEAR REACTIONS 197Au(209Bi, X)196Pt, E=1450 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), level and isomer half-lives by γγ(t) using Gammasphere array at ATLS-ANL. 196Pt; deduced high-spin levels, J, π, bands, multipolarity, B(E2), alignment plots, rotation-aligned isomeric state, configurations, shape evolution; calculated total energy surface plots. Comparison with cranked shell-model calculations. Systematics of level structures in 192,194,196,198Pt, and those of alignments in N=118 isotones 194Os, 196Pt and 198Hg.
doi: 10.1103/PhysRevC.92.054323
2014HA22 Phys.Rev. C 90, 017301 (2014) D.J.Hartley, R.V.F.Janssens, L.L.Riedinger, M.A.Riley, X.Wang, S.Miller, A.D.Ayangeakaa, M.P.Carpenter, J.J.Carroll, J.Cavey, C.J.Chiara, P.Chowdhury, U.Garg, S.S.Hota, E.G.Jackson, F.G.Kondev, T.Lauritsen, M.Litz, W.C.Ma, J.Matta, E.S.Paul, E.E.Pedicini, J.Simpson, J.R.Vanhoy, S.Zhu High-spin structure of odd-odd 172Re NUCLEAR REACTIONS 120Sn(55Mn, 3n), E=257 MeV; measured Eγ, Iγ, γγ, three- and higher-fold coincidences, γγ(θ) ratios using Gammasphere array at ATLAS-ANL facility. 172Re; deduced high-spin levels, J, π, bands, configurations, alignment plots.
doi: 10.1103/PhysRevC.90.017301
2014HE32 Phys.Rev.Lett. 113, 262505 (2014) G.Henning, T.L.Khoo, A.Lopez-Martens, D.Seweryniak, M.Alcorta, M.Asai, B.B.Back, P.F.Bertone, D.Boilley, M.P.Carpenter, C.J.Chiara, P.Chowdhury, B.Gall, P.T.Greenlees, G.Gurdal, K.Hauschild, A.Heinz, C.R.Hoffman, R.V.F.Janssens, A.V.Karpov, B.P.Kay, F.G.Kondev, S.Lakshmi, T.Lauritsen, C.J.Lister, E.A.McCutchan, C.Nair, J.Piot, D.Potterveld, P.Reiter, A.M.Rogers, N.Rowley, S.Zhu Fission Barrier of Superheavy Nuclei and Persistence of Shell Effects at High Spin: Cases of 254No and 220Th NUCLEAR REACTIONS 208Pb(48Ca, 2n), E=217, 220.5 MeV; 176Yb(48Ca, 4n), E=219 MeV; measured reaction products, Eγ, Iγ; deduced fission barrier heights. Comparisons with theoretical fission barriers test theories that predict properties of superheavy elements.
doi: 10.1103/PhysRevLett.113.262505
2014HO16 Phys.Lett. B 739, 13 (2014) S.S.Hota, P.Chowdhury, T.L.Khoo, M.P.Carpenter, R.V.F.Janssens, Y.Qiu, I.Ahmad, J.P.Greene, S.K.Tandel, D.Seweryniak, S.Zhu, P.F.Bertone, C.J.Chiara, A.Y.Deo, N.D'Olympia, S.Gros, C.J.Guess, T.Harrington, D.J.Hartley, G.Henning, C.R.Hoffman, E.G.Jacksona, F.G.Kondev, S.Lakshmi, T.Lauritsen, C.J.Lister, E.A.McCutchan, K.Moran, C.Nair, D.Peterson, U.Shirwadkar, I.Stefanescu N=151 Pu, Cm and Cf nuclei under rotational stress: Role of higher-order deformations NUCLEAR REACTIONS 244Pu, 249Cf(208Pb, X)242Pu/243Pu/244Pu/245Pu/246Pu/248Cf/249Cf/250Cf, 248Cm(209Bi, X)246Cm/247Cm/248Cm/249Cm/250Cm, E not given; measured reaction products, Eγ, Iγ. 245Pu, 247Cm, 249Cf; deduced energy levels, J, π, rotational bands, high-spins, deformations. Comparison with available data, Cranked WS model.
doi: 10.1016/j.physletb.2014.10.021
2014MO32 Phys.Rev. C 90, 041303 (2014) K.Moran, E.A.McCutchan, C.J.Lister, S.Zhu, M.P.Carpenter, P.Chowdhury, J.P.Greene, T.Lauritsen, E.Merchan, R.Shearman E5 decay from the Jπ = 11/2- isomer in 137Ba RADIOACTIVITY 137Cs(β-); measured Eγ, Iγ, γγ-coin using Gammasphere array. 137Ba; deduced levels, new 378-keV E5 decay, branching ratio, B(E5). Relevance to ``two-photon" second-order electromagnetic decay. Systematics of B(E5) values throughout the nuclear chart.
doi: 10.1103/PhysRevC.90.041303
2013AL19 Phys.Rev. C 88, 054314 (2013) M.Albers, S.Zhu, R.V.F.Janssens, J.Gellanki, I.Ragnarsson, M.Alcorta, T.Baugher, P.F.Bertone, M.P.Carpenter, C.J.Chiara, P.Chowdhury, A.N.Deacon, A.Gade, B.DiGiovine, C.R.Hoffman, F.G.Kondev, T.Lauritsen, C.J.Lister, E.A.McCutchan, D.S.Moerland, C.Nair, A.M.Rogers, D.Seweryniak Single-particle and collective excitations in 63Ni NUCLEAR REACTIONS 26Mg(48Ca, 3n2α)63Ni, E=275, 290, 320 MeV; measured Eγ, Iγ, γγ-, (recoils)γ-coin, γ(θ), γγ(θ), level half-lives by DSAM using FMA analyzer and Gammasphere array at ATLAS-ANL facility. 63Ni; deduced high-spin levels, J, π, rotational bands, multipolarity, transition quadrupole moment and deformation parameter, alignment plots, configurations. Comparison with shell-model, and cranked Nilsson-Strutinsky calculations. Systematics of SD bands, high-deformation bands, and deformation parameters in 56,57,58,59,60,63Ni, 60,61,62,65Zn. NUCLEAR STRUCTURE 63Ni; calculated levels, J, π using shell-model with JUN45 and jj44b effective interactions. Comparison with experimental data.
doi: 10.1103/PhysRevC.88.054314
2013DO24 Nucl.Instrum.Methods Phys.Res. A728, 31 (2013) N.D'Olympia, S.Lakshmi, P.Chowdhury, E.G.Jackson, J.Glodo, K.Shah Sub-nanosecond nuclear half-life and time-of-flight measurements with CeBr3 RADIOACTIVITY 152Sm, 177Hf(IT); measured decay products, Eγ, Iγ; deduced isomer T1/2. Delayed coincidence technique.
doi: 10.1016/j.nima.2013.06.084
2013DR01 Phys.Rev. C 87, 014326 (2013) G.D.Dracoulis, G.J.Lane, H.Watanabe, R.O.Hughes, N.Palalani, F.G.Kondev, M.P.Carpenter, R.V.F.Janssens, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu, P.Chowdhury, W.Y.Liang, Y.Shi, F.R.Xu Three-quasiparticle isomers and possible deformation in the transitional nuclide, 195Au NUCLEAR REACTIONS 192Os(136Xe, X), E AP 6.0 MeV/nucleon; measured Eγ, Iγ, γγ-coin, γγ(θ), γγ(t), T1/2 using Gammasphere at ATLAS facility in ANL. 195Au; deduced high-spin levels, isomers, J, π, total conversion coefficients, multipolarity, B(E1), B(M1), B(E2), B(M2), configurations, bands. Calculated potential energy surfaces, 3qp configurations and deformation parameters, residual interactions from semi-empirical shell model. Systematics of level structures in N=116 isotones 192Os, 193Ir, 194Pt, 195Au, 196Hg.
doi: 10.1103/PhysRevC.87.014326
2013DR05 Phys.Lett. B 720, 330 (2013) G.D.Dracoulis, G.J.Lane, A.P.Byrne, H.Watanabe, R.O.Hughes, F.G.Kondev, M.Carpenter, R.V.F.Janssens, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu, P.Chowdhury, Y.Shi, F.R.Xu Isomers and excitation modes in the gamma-soft nucleus 192Os NUCLEAR REACTIONS 192Os, 186W(136Xe, X)192Os, E=6 MeV/nucleon; measured reaction products, Eγ, Iγ, γ-γ-γ-coin.; deduced high-spin states, J, π, long-lived isomer; Comparison with potential-energy-surfaces calculations.
doi: 10.1016/j.physletb.2013.02.026
2013HA02 Phys.Rev. C 87, 024315 (2013) D.J.Hartley, R.V.F.Janssens, L.L.Riedinger, M.A.Riley, X.Wang, S.Miller, A.D.Ayangeakaa, P.F.Bertone, M.P.Carpenter, C.J.Chiara, P.Chowdhury, U.Garg, G.Gurdal, S.S.Hota, F.G.Kondev, T.Lauritsen, W.C.Ma, J.Matta, E.A.McCutchan, S.Mukhopadhyay, E.E.Pedicini, J.R.Vanhoy, S.Zhu Multiple band structures in 169, 170Re: Search for the wobbling mode in 169Re, and residual-interaction analysis of structures in 170Re NUCLEAR REACTIONS 118Sn(55Mn, X), E=260 MeV; measured Eγ, Iγ, γγ-coin, using the Gammasphere. 169,170Re; deduced levels, J, π, B(M1)/B(E2), bands, configurations; calculated B(M1)/B(E2). NUCLEAR STRUCTURE 164,166,168Lu, 166,168,170,172Ta, 170,172,174Re, 176Ir; calculated residual interactions. 163,165,167,169,171Lu, 165,167,169,171,173Ta, 169,171,173,175Re, 173,175,177Ir; calculated relative levels of πi13/2, πh9/2, πh11/2 bands.
doi: 10.1103/PhysRevC.87.024315
2013HA36 Phys.Rev. C 88, 044323 (2013) D.J.Hartley, E.E.Pedicini, R.V.F.Janssens, L.L.Riedinger, M.A.Riley, X.Wang, S.Miller, A.D.Ayangeakaa, M.P.Carpenter, J.J.Carroll, J.Cavey, C.J.Chiara, P.Chowdhury, U.Garg, S.S.Hota, E.G.Jackson, F.G.Kondev, T.Lauritsen, M.Litz, W.C.Ma, J.Matta, E.S.Paul, J.Simpson, J.R.Vanhoy, S.Zhu Possible deformation evolution in the π i13/2 structure of 171Re NUCLEAR REACTIONS 120Sn(55Mn, 4n), E=257 MeV; measured Eγ, Iγ, γγ-coin, three- and higher-fold coincidences, angular correlation ratios using Gammasphere array at ATLAS-ANL facility. 171Re; deduced high-spin levels, J, π, multipolarity, rotational bands, alignments, configurations, B(M1)/B(E2), moment of inertia plots. No evidence found for wobbling mode of excitation. Comparison with cranked shell-model calculations.
doi: 10.1103/PhysRevC.88.044323
2013HU08 Phys.Rev. C 88, 014311 (2013) R.O.Hughes, G.J.Lane, G.D.Dracoulis, A.P.Byrne, P.Nieminen, H.Watanabe, M.P.Carpenter, P.Chowdhury, R.V.F.Janssens, F.G.Kondev, T.Lauritsen, D.Seweryniak, S.Zhu Multiquasiparticle states in the neutron-rich nucleus 174Tm NUCLEAR REACTIONS 175,176Lu, 174,176Yb(136Xe, X), E=820 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ), isomer half-lives by γ(t) and γγ(t) using Gammasphere array at ATLAS-ANL facility. 174Tm; deduced levels, J, K, π, rotational bands, configurations, multipolarity, B(E1), B(M1), B(E2), B(M2), B(E3), hindrance factors for γ transitions, rotational alignments, magnitudes of gK-gR and mixing ratio, two- and four-quasiparticle states, residual n-n interaction. Comparison with multiquasiparticle calculations. NUCLEAR STRUCTURE 174Tm; calculated levels, J, K, π, configurations. Multiquasiparticle pairing calculations use the Lipkin-Nogami formalism; comparison with experimental data.
doi: 10.1103/PhysRevC.88.014311
2013NA31 Phys.Rev. C 88, 044335 (2013) S.Nag, A.K.Singh, I.Ragnarsson, H.Hubel, A.Al-Khatib, P.Bringel, C.Engelhardt, A.Neusser-Neffgen, G.B.Hagemann, B.Herskind, G.Sletten, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, R.M.Clark, P.Fallon, G.Benzoni, A.Bracco, F.Camera, P.Chowdhury Collective and noncollective excitations in 122Te NUCLEAR REACTIONS 82Se(48Ca, 4nα), E=200 MeV; measured Eγ, Iγ, γγ-coin, 3- and 4-fold γγ coincidences, γγ(θ)(ADO ratios) using Gammasphere array at ATLAS-ANL facility. 122Te; deduced high-spin levels, J, π, multipolarities, bands, configurations, alignments, dynamic moments of inertia; calculated total energy surface contours. Comparison with cranked Nilsson-Strutinsky model calculations. Systematics of band properties in 122Te, 125I, 125,126Xe, 132Ce.
doi: 10.1103/PhysRevC.88.044335
2012DR02 Phys.Lett. B 709, 59 (2012) G.D.Dracoulis, G.J.Lane, A.P.Byrne, H.Watanabe, R.O.Hughes, N.Palalani, F.G.Kondev, M.Carpenter, R.V.F.Janssens, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu, P.Chowdhury, Y.Shi, F.R.Xu Long-lived three-quasiparticle isomers in 191Ir and 193Ir with triaxial deformation NUCLEAR REACTIONS 186W, 187Re, 192Os(126Xe, X)191Ir/193Ir, E=6 MeV/nucleon; measured reaction products, X-rays, Eγ, Iγ, γ-γ-coin.; deduced high-spin state energies, J, π, transition strengths, total conversion coefficients, triaxial shape, extreme isomerism. Comparison with theoretical calculations.
doi: 10.1016/j.physletb.2012.02.008
2012DR11 J.Phys.:Conf.Ser. 381, 012060 (2012) G.D.Dracoulis, G.J.Lane, A.P.Byrne, H.Watanabe, R.O.Hughes, N.Palalani, F.G.Kondev, M.P.Carpenter, D.Seweryniak, S.Zhu, R.V.F.Janssens, C.J.Lister, T.Lauritsen, P.Chowdhury, Y.Shi, F.R.Xu Isomers and alignments in 191Ir and 192Os NUCLEAR REACTIONS 186W, 192Os(136Xe, X), E=6.0 MeV/nucleon; measured Eγ, Iγ, γγ-coin, X-rays using Gammasphere. 191Ir, 192Os deduced levels, J, π, γ transitions, rotational bands, deformation, high-spin states, isomeric states, T1/2, net alignments. Compared with published 194Pt, 196Hg.
doi: 10.1088/1742-6596/381/1/012060
2012HU10 Phys.Rev. C 86, 054314 (2012) R.O.Hughes, G.J.Lane, G.D.Dracoulis, A.P.Byrne, P.H.Nieminen, H.Watanabe, M.P.Carpenter, P.Chowdhury, R.V.F.Janssens, F.G.Kondev, T.Lauritsen, D.Seweryniak, S.Zhu High-spin structure, K isomers, and state mixing in the neutron-rich isotopes 173Tm and 175Tm NUCLEAR REACTIONS 174,176Yb, 175,176Lu(136Xe, X), E=820 MeV; measured Eγ, Iγ, γγ-coin, isomer half-lives by γγ(t) using Gammasphere array at ANL facility. 173,175Tm; deduced high-spin levels, isomers, J, π, bands, conversion coefficients, multipolarity, alignments, mixing ratios, gK-gR, B(EL), B(ML), hindrance factors, configurations. Comparison with multiquasiparticle calculations. Systematics of energies of multiquasiparticle states in N=104, 106 isotones 172,174Er, 173,175Tm, 174,176Yb, 175,177Lu. Mixing of high-K bands. NUCLEAR STRUCTURE 173,175Tm; calculated levels, J, π, configurations. Multiquasiparticle calculations using single-particle energies from a Nilsson calculation and Lipkin-Nogami formalism for pairing correlations. Comparison with experimental data.
doi: 10.1103/PhysRevC.86.054314
2012JE02 Phys.Rev. C 86, 064308 (2012) D.G.Jenkins, C.J.Lister, M.P.Carpenter, P.Chowdhury, N.J.Hammond, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, D.Seweryniak, T.Davinson, P.J.Woods, A.Jokinen, H.Penttila, F.Haas, S.Courtin Candidate superdeformed band in 28Si NUCLEAR REACTIONS 12C(20Ne, α), E=32 MeV; analyzed Eγ, Iγ, γγ-coin from Gammasphere data at ANL facility. 28Si; deduced levels, J, π, B(E2), SD band candidate with dominant 24Mg+α clustering.
doi: 10.1103/PhysRevC.86.064308
2012KO07 Phys.Rev. C 85, 027304 (2012) F.G.Kondev, S.Zhu, M.P.Carpenter, R.V.F.Janssens, I.Ahmad, C.J.Chiara, J.P.Greene, T.Lauritsen, D.Seweryniak, S.Lalkovski, P.Chowdhury M3 and E4 K-forbidden decays of the Kπ=23/2- isomer in 177Lu RADIOACTIVITY 177mLu(IT), (β-)[from 176Lu(n, γ), E=thermal]; measured Eγ, Iγ, γγ-coin using Gammasphere array. 177Lu, 177Hf; deduced levels, J, π, bands, B(E3), B(M3), B(E4), B(M4), B(E5), hindrance factors, configurations.
doi: 10.1103/PhysRevC.85.027304
2012KO23 Appl.Radiat.Isot. 70, 1867 (2012) F.G.Kondev, I.Ahmad, M.P.Carpenter, J.P.Greene, R.V.F.Janssens, T.Lauritsen, D.Seweryniak, S.Zhu, S.P.Lalkovski, P.Chowdhury Gamma-ray emission probabilities in the decay of 177mLu RADIOACTIVITY 177mLu(IT), (β-); measured decay products, Eγ, Iγ; deduced relative and absolute γ-ray emission probabilities. Comparison with available data.
doi: 10.1016/j.apradiso.2012.02.029
2012ST06 Phys.Rev. C 85, 044316 (2012) D.Steppenbeck, R.V.F.Janssens, S.J.Freeman, M.P.Carpenter, P.Chowdhury, A.N.Deacon, M.Honma, H.Jin, T.Lauritsen, C.J.Lister, J.Meng, J.Peng, D.Seweryniak, J.F.Smith, Y.Sun, S.L.Tabor, B.J.Varley, Y.-C.Yang, S.Q.Zhang, P.W.Zhao, S.Zhu Magnetic rotation and quasicollective structures in 58Fe: Influence of the νγ9/2 orbital NUCLEAR REACTIONS 48Ca(13C, 3n), (14C, 4n), E=130 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), DCO ratios using Gammasphere array at ATLAS, ANL facility. 58Fe; deduced high-spin levels, J, π, multipolarity, bands, magnetic rotational bands, alignment plots, quasicollective structures, configurations. Comparison with shell model calculations, and with self-consistent tilted-axis-cranking calculations within relativistic mean-field theory. NUCLEAR STRUCTURE 58Fe; calculated levels, J, π. Shell-model calculations in fp model space using GXPF1A, KB3G, and FPD6 interactions.
doi: 10.1103/PhysRevC.85.044316
2012ZH22 Phys.Rev. C 85, 064307 (2012) Y.C.Zhang, Q.A.Ijaz, W.C.Ma, G.B.Hagemann, M.P.Carpenter, P.Chowdhury, D.M.Cullen, M.K.Djongolov, D.J.Hartley, R.V.F.Janssens, T.L.Khoo, F.G.Kondev, T.Lauritsen, E.Ngiojoi-Yogo, S.Odegard, L.L.Riedinger, S.V.Rigby, D.G.Roux, D.T.Scholes, R.B.Yadav, S.Zhu High-spin proton alignments and evidence for a second band with enhanced deformation in 171Hf NUCLEAR REACTIONS 128Te(48Ca, 5n), E=209 MeV; measured Eγ, Iγ, γγ-coin, DCO ratios. 171Hf; deduced high-spin levels, J, π, rotational high-K and enhanced deformation bands, multipolarity, configurations, B(M1)/B(E2) ratios, alignments, band crossing frequencies. Comparison with cranked shell-model calculations.
doi: 10.1103/PhysRevC.85.064307
2011AL02 Phys.Rev. C 83, 024306 (2011) A.Al-Khatib, G.B.Hagemann, G.Sletten, A.K.Singh, H.Amro, G.Benzoni, A.Bracco, P.Bringel, F.Camera, M.P.Carpenter, P.Chowdhury, R.M.Clark, C.Engelhardt, P.Fallon, B.Herskind, H.Hubel, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, A.Neusser-Neffgen, C.R.Hansen High-spin spectroscopy in 125Xe NUCLEAR REACTIONS 82Se(48Ca, 5n)125Xe, E=205 MeV; measured Eγ, Iγ, γγ-coin, DCO ratios, half-lives by DSAM using Gammasphere array. 125Xe; deduced levels, Jπ, rotational bands, multipolarities, highly-deformed bands, transition quadrupole moments from lifetime data, moment of inertia plots, configurations, alignments, band crossings. Calculated potential energy surfaces, Routhians using cranked shell model calculations (CSM).
doi: 10.1103/PhysRevC.83.024306
2011CH06 Phys.Rev. C 83, 027601 (2011) P.R.Chowdhury, G.Gangopadhyay, A.Bhattacharyya Stability against α decay of some recently observed superheavy elements RADIOACTIVITY 274Bh, 278Mt, 281Ds, 282Rg, 285Cn, 285,286Nh, 288,289Fl, 289,290Mc, 293,294Ts(α); calculated half-lives, quantum tunneling probabilities using DDM3Y effective interactions, RMF densities with NL3, TM1 and FSUGold forces. Comparison with measured half-lives.
doi: 10.1103/PhysRevC.83.027601
2011HA25 Phys.Rev. C 83, 064307 (2011) D.J.Hartley, R.V.F.Janssens, L.L.Riedinger, M.A.Riley, X.Wang, A.Aguilar, M.P.Carpenter, C.J.Chiara, P.Chowdhury, I.G.Darby, U.Garg, Q.A.Ijaz, F.G.Kondev, S.Lakshmi, T.Lauritsen, A.Ludington, W.C.Ma, E.A.McCutchan, S.Mukhopadhyay, R.Pifer, E.P.Seyfried, U.Shirwadkar, I.Stefanescu, S.K.Tandel, J.R.Vanhoy, S.Zhu, S.Frauendorf Rotational structures and the wobbling mode in 167Ta NUCLEAR REACTIONS 120Sn(51V, 4n), E=235 MeV; measured Eγ, Iγ, γγ-coin γγ(θ) using Gammasphere array. 167Ta; deduced levels, J, π, multipolarity, B(M1)/B(E2), rotational bands, alignments, band crossing frequencies, band configurations. Comparison with particle-rotor model calculations, and trends in the wobbling phonon energies in 161,163,165,167Lu, and 167Ta.
doi: 10.1103/PhysRevC.83.064307
2011MU02 Phys.Rev. C 83, 044311 (2011) S.Mukhopadhyay, W.C.Ma, R.V.F.Janssens, M.P.Carpenter, C.J.Chiara, P.Chowdhury, D.M.Cullen, G.B.Hagemann, D.J.Hartley, S.S.Hota, Q.A.Ijaz, T.L.Khoo, F.G.Kondev, S.Lakshmi, T.Lauritsen, J.Marsh, L.L.Riedinger, Y.Toh, R.B.Yadav, S.Zhu Quadrupole moment measurements for strongly deformed bands in 171, 172Hf NUCLEAR REACTIONS 128Te(48Ca, 4n), (48Ca, 5n), E=207 MeV; measured Eγ, Iγ, γγ-coin, DSAM using Gammasphere Spectrometer. 171,172Hf; deduced half-lives, transition quadrupole moments for enhanced deformation (ED) and triaxial strongly-deformed (TSD) bands, dynamic moment of inertia plots. Comparison of transition quadrupole moments of ED and TSD bands in 163Lu, 168,171,172,173,174,175Hf. Cranking calculations using Ultimate Cranker code.
doi: 10.1103/PhysRevC.83.044311
2011RO20 Phys.Rev. C 83, 064311 (2011) A.P.Robinson, T.L.Khoo, D.Seweryniak, I.Ahmad, M.Asai, B.B.Back, M.P.Carpenter, P.Chowdhury, C.N.Davids, J.Greene, P.T.Greenlees, K.Hauschild, A.Heinz, R.-D.Herzberg, R.V.F.Janssens, D.G.Jenkins, G.D.Jones, S.Ketelhut, F.G.Kondev, T.Lauritsen, C.J.Lister, A.Lopez-Martens, P.Marley, E.McCutchan, P.Papadakis, D.Peterson, J.Qian, D.Rostron, U.Shirwadkar, I.Stefanescu, S.K.Tandel, X.Wang, S.Zhu Search for a 2-quasiparticle high-K isomer in 256Rf NUCLEAR STRUCTURE 256Rf; calculated ground state and rotational band energies, configurations using Woods-Saxon Potential. NUCLEAR REACTIONS 208Pb(50Ti, 2n), E=240 MeV; measured Eγ, Iγ, ce, γγ-, γ(ce)-coin, γ(t), half-life. 256Rf; deduced levels, J, π, isomers, configurations; calculated energies of two-quasiparticle high-K isomers with the universal Woods-Saxon energies. 170Er(50Ti, 4n)216Th, E=222 MeV; measured Eγ, ce, γ(ce)-coin from isomer, half-life, isomer ratio; used as a test case.
doi: 10.1103/PhysRevC.83.064311
2011SI18 Phys.Rev. C 84, 024316 (2011) P.Singh, S.Nag, A.K.Singh, I.Ragnarsson, H.Hubel, A.Al-Khatib, P.Bringel, C.Engelhardt, A.Neusser-Neffgen, G.B.Hagemann, C.R.Hansen, B.Herskind, G.Sletten, A.Bracco, G.Benzoni, F.Camera, P.Fallon, R.M.Clark, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, P.Chowdhury, H.Amro Highly deformed high-spin band in 125I NUCLEAR REACTIONS 82Se(48Ca, 4np), E=200 MeV; measured Eγ, Iγ, γγ- coin using Gammasphere array. 125I; deduced levels, J, π, highly-deformed bands, multipolarity, configurations, alignments, dynamic moments of inertia. 125I, 126Xe; calculated potential energy surfaces, Routhians using cranked Nilsson-Strutinsky formalism.
doi: 10.1103/PhysRevC.84.024316
2010AG06 Phys.Rev. C 81, 064317 (2010) A.Aguilar, D.J.Hartley, M.A.Riley, C.Teal, M.P.Carpenter, P.Chowdhury, M.Danchev, M.K.Djongolov, G.B.Hagemann, A.A.Hecht, R.V.F.Janssens, F.G.Kondev, T.Lauritsen, W.C.Ma, W.H.Mohr, E.F.Moore, S.W.Odegard, L.L.Riedinger, G.Sletten, S.K.Tandel, J.R.Vanhoy, X.Wang, S.Zhu Alignments, additivity, and signature inversion in odd-odd 170Ta: A comprehensive high-spin study NUCLEAR REACTIONS 124Sn(51V, 5n), E=228 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ) using Gammasphere array. 170Ta; deduced levels, J, π, rotational bands, configurations, Routhians, signature inversions, B(M1)/B(E2) ratios.
doi: 10.1103/PhysRevC.81.064317
2010CH20 Phys.Rev. C 81, 062801 (2010) P.R.Chowdhury, A.Bhattacharyya, D.N.Basu Isospin asymmetric nuclear matter and properties of axisymmetric neutron stars
doi: 10.1103/PhysRevC.81.062801
2010DR01 Phys.Rev. C 81, 011301 (2010) G.D.Dracoulis, F.G.Kondev, G.J.Lane, A.P.Byrne, M.P.Carpenter, R.V.F.Janssens, T.Lauritsen, C.J.Lister, D.Seweryniak, P.Chowdhury Connections between high-K and low-K states in the s-process nucleus 176Lu NUCLEAR REACTIONS 176Lu(136Xe, 136Xe'γ), E=6.0 MeV/nucleon; measured Eγ, Iγ, γγ-coin using the Gammasphere array. Beam-on and beam-off measurements. 176Lu; deduced levels, J, π, multipolarity, transition strengths, partial γ-ray widths, connection between high-K and low-K bands, and astrophysical significance for the s-process nucleus.
doi: 10.1103/PhysRevC.81.011301
2010DR05 Phys.Rev. C 82, 034317 (2010) G.D.Dracoulis, G.J.Lane, R.O.Hughes, F.G.Kondev, H.Watanabe, D.Seweryniak, S.Zhu, M.P.Carpenter, C.J.Chiara, R.V.F.Janssens, T.Lauritsen, C.J.Lister, E.A.McCutchan, I.Stefanescu, P.Chowdhury Structure of three-quasiparticle isomers in 169Ho and 171Tm NUCLEAR REACTIONS 170Er(136Xe, X), E=830 MeV; measured Eγ, Iγ, γγ-coin, delayed spectra, half-lives and branching ratios using Gammasphere array. 169Ho, 171Tm; deduced levels, J, π, isomer, transition strengths and hindrances, gK-gR values, bands and quasiparticle configurations.
doi: 10.1103/PhysRevC.82.034317
2010HA26 Phys.Rev. C 82, 057302 (2010) D.J.Hartley, R.V.F.Janssens, L.L.Riedinger, M.A.Riley, X.Wang, A.Aguilar, M.P.Carpenter, C.J.Chiara, P.Chowdhury, I.G.Darby, U.Garg, Q.A.Ijaz, F.G.Kondev, S.Lakshmi, T.Lauritsen, W.C.Ma, E.A.McCutchan, S.Mukhopadhyay, E.P.Seyfried, U.Shirwadkar, I.Stefanescu, S.K.Tandel, J.R.Vanhoy, S.Zhu Band crossings in 166Ta NUCLEAR REACTIONS 120Sn(51V, 5n), E=235 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ) using Gammasphere array. 166Ta; deduced levels, J, π, rotational bands, alignments and B(M1)/B(E2) ratios. Comparison of alignments with those in 165Hf bands. Comparison with theoretical B(M1)/B(E2) ratios.
doi: 10.1103/PhysRevC.82.057302
2010LA16 Phys.Rev. C 82, 051304 (2010) G.J.Lane, G.D.Dracoulis, F.G.Kondev, R.O.Hughes, H.Watanabe, A.P.Byrne, M.P.Carpenter, C.J.Chiara, P.Chowdhury, R.V.F.Janssens, T.Lauritsen, C.J.Lister, E.A.McCutchan, D.Seweryniak, I.Stefanescu, S.Zhu Structure of neutron-rich tungsten nuclei and evidence for a 10- isomer in 190W NUCLEAR REACTIONS 186W, 192Os(136Xe, X), E=840 MeV pulsed beam; measured Eγ, Iγ, prompt and delayed γ spectra, γγ-coin, γγ(t), half-lives. 188W, 190W; deduced levels, J, π, isomers, internal conversion coefficients, multipolarity, configurations, transition strengths, K-hindrances. 186,188,190W; systematics of calculated two-particle states.
doi: 10.1103/PhysRevC.82.051304
2010MU13 Phys.Rev. C 82, 054316 (2010) G.Mukherjee, P.Chowdhury, F.G.Kondev, P.M.Walker, G.D.Dracoulis, R.D'Alarcao, I.Shestakova, K.Abu Saleem, I.Ahmad, M.P.Carpenter, A.Heinz, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, C.J.Lister, D.Seweryniak, I.Wiedenhoever, D.M.Cullen, C.Wheldon, D.L.Balabanski, M.Danchev, T.M.Goon, D.J.Hartley, L.L.Riedinger, O.Zeidan, M.A.Riley, R.A.Kaye, G.Sletten K-hindered decay of a six-quasiparticle isomer in 176Hf NUCLEAR REACTIONS 130Te(48Ca, 2n), E=194 MeV; measured Eγ, Iγ, γγ-coin, half-lives using Gammasphere array. Beam-on, beam-off measurements of γ spectra. 176Hf; deduced levels, J, π, rotational bands, isomers, multipolarity, configurations, reduced hindrance factors for K-isomers.
doi: 10.1103/PhysRevC.82.054316
2010SE10 Nucl.Phys. A834, 357c (2010) D.Seweryniak, T.L.Khoo, I.Ahmad, F.G.Kondev, A.Robinson, S.K.Tandel, M.Asai, B.B.Back, M.P.Carpenter, P.Chowdhury, C.N.Davids, S.Eeckhaudt, J.P.Greene, P.T.Greenlees, S.Gros, K.Hauschild, A.Heinz, R.-D.Herzberg, R.V.F.Janssens, D.G.Jenkins, G.D.Jones, S.Ketelhut, T.Lauritsen, C.J.Lister, A.Lopez-Martens, P.Marley, E.A.McCutchan, T.Nakatsukasa, P.Papadakis, D.Peterson, J.Qian, D.Rostron, I.Stefanescu, U.S.Tandel, X.F.Wang, S.F.Zhu Bridging the nuclear structure gap between stable and super heavy nuclei NUCLEAR STRUCTURE 249Bk; calculated single-proton energies using different interactions; 252,254No, 256,257Rf; deduced configurations. Comparison with data.
doi: 10.1016/j.nuclphysa.2010.01.039
2010SI21 Phys.Rev. C 82, 034301 (2010) P.Singh, S.Nag, A.K.Singh, H.Hubel, A.Al-Khatib, P.Bringel, C.Engelhardt, A.Neusser-Neffgen, I.Ragnarsson, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, G.B.Hagemann, C.R.Hansen, B.Herskind, G.Sletten, A.Bracco, G.Benzoni, F.Camera, P.Fallon, R.M.Clark, P.Chowdhury, H.Amro Noncollective aligned and antialigned states in 125I NUCLEAR REACTIONS 82Se(48Ca, 4np), E=205 MeV; measured Eγ, Iγ, γγ-coin, γ(θ) ratios using Gammasphere array. 125I; deduced levels, J, π, bands, highly-deformed bands, multipolarities, and configurations. Comparison with cranked Nilsson-Strutinsky (CNS) calculations. NUCLEAR STRUCTURE 125I; calculated levels and total energy surfaces.
doi: 10.1103/PhysRevC.82.034301
2010ST01 Phys.Rev. C 81, 014305 (2010); Erratum Phys.Rev. C 82, 069903 (2010) D.Steppenbeck, A.N.Deacon, S.J.Freeman, R.V.F.Janssens, S.Zhu, M.P.Carpenter, P.Chowdhury, M.Honma, T.Lauritsen, C.J.Lister, D.Seweryniak, J.F.Smith, S.L.Tabor, B.J.Varley High-spin structures in the neutron-rich isotopes 57-60Mn NUCLEAR REACTIONS 13,14C(48Ca, X), E=130 MeV; measured Eγ, Iγ, γγ-coin using the Gammasphere array, γ(θ), DCO ratios. 57,58,59,60Mn; deduced levels, J, π, multipolarities. Comparison with shell-model calculations using the GXPF1A effective interaction.
doi: 10.1103/PhysRevC.81.014305
2010TA22 Phys.Rev. C 82, 041301 (2010) S.K.Tandel, P.Chowdhury, S.Lakshmi, U.S.Tandel, I.Ahmad, M.P.Carpenter, S.Gros, R.V.F.Janssens, T.L.Khoo, F.G.Kondev, J.P.Greene, D.J.Hartley, T.Lauritsen, C.J.Lister, D.Peterson, A.Robinson, D.Seweryniak, S.Zhu Rotational bands in odd-A Cm and Cf isotopes: Exploring the highest neutron orbitals NUCLEAR REACTIONS 248Cm(209Bi, 210Bi)247Cm, E=1450 MeV; 250Cm(209Bi, 208Bi)249Cm, E=1450 MeV; 249Cf(207Pb, 207Pb'), E=1430 MeV; measured Eγ, Iγ, γγ-coin using Gammasphere array. 247,249Cm, 249Cf; deduced levels, J, π, (gK-gR)/Q0, alignments, Nilsson configurations, and rotational bands. 197Au, 207Pb, 208Bi, 210Bi; measured Eγ. Systematics of alignments for 244Pu, 246Cm, 248Cf, 250Fm and 252No, Comparison with Woods-Saxon cranking calculations.
doi: 10.1103/PhysRevC.82.041301
2010WA36 Phys.Rev. C 82, 034315 (2010) X.Wang, D.J.Hartley, M.A.Riley, L.L.Riedinger, A.Aguilar, M.P.Carpenter, C.J.Chiara, P.Chowdhury, I.Darby, U.Garg, Q.Ijaz, R.V.F.Janssens, F.G.Kondev, S.Lakshmi, T.Lauritsen, W.C.Ma, E.A.McCutchan, S.Mukhopadhyay, E.P.Seyfried, I.Stefanescu, S.K.Tandel, U.S.Tandel, C.Teal, J.R.Vanhoy, S.Zhu Multi-quasiparticle structures up to spin ∼ 44h in the odd-odd nucleus 168Ta NUCLEAR REACTIONS 120Sn(51V, 3n), E=235 MeV; measured Eγ, Iγ, γγ-coin using Gammasphere array. 168Ta, deduced levels, J, π, B(M1)/B(E2) values, energy staggerings of signature partners, alignments, two-quasiparticle bands, configurations. Comparisons with cranked shell model calculations, and with band structures of 162,164,166Tm, 164,166,169Lu, 167Hf and 166,167,170Ta.
doi: 10.1103/PhysRevC.82.034315
2009HA33 Phys.Rev. C 80, 041304 (2009); Publishers Note, Phys.Rev. C 80, 059901 (2009) D.J.Hartley, R.V.F.Janssens, L.L.Riedinger, M.A.Riley, A.Aguilar, M.P.Carpenter, C.J.Chiara, P.Chowdhury, I.G.Darby, U.Garg, Q.A.Ijaz, F.G.Kondev, S.Lakshmi, T.Lauritsen, A.Ludington, W.C.Ma, E.A.McCutchan, S.Mukhopadhyay, R.Pifer, E.P.Seyfried, I.Stefanescu, S.K.Tandel, U.Tandel, J.R.Vanhoy, X.Wang, S.Zhu, I.Hamamoto, S.Frauendorf Wobbling mode in 167Ta NUCLEAR REACTIONS 120Sn(51V, 4n), E=235 MeV; measured Eγ, Iγ, γγ-coin and γγ(θ) using Gammasphere array. 167Ta; deduced levels, J, π, triaxial superdeformed bands, normal deformed bands, dynamic moments of inertia, alignments and rotational frequency. Comparison with ultimate cranked (UC) calculations.
doi: 10.1103/PhysRevC.80.041304
2009KO19 Phys.Rev. C 80, 014304 (2009) F.G.Kondev, G.D.Dracoulis, G.J.Lane, I.Ahmad, A.P.Byrne, M.P.Carpenter, P.Chowdhury, R.V.F.Janssens, T.Kibedi, T.Lauritsen, C.J.Lister, D.Seweryniak, S.K.Tandel, S.Zhu Multi-quasiparticle isomers in 174Lu NUCLEAR REACTIONS Lu, 176Lu(136Xe, X), E ≈ 20% above Coulomb barrier; measured Eγ, Iγ, γγ-coin and half-lives. 174Lu; deduced levels, J, π, isomers, conversion coefficients, multipolarity, transition probabilities, configurations, hindrance factors, rotational bands, band alignments and multi-quasiparticle intrinsic states.
doi: 10.1103/PhysRevC.80.014304
2009LA17 Phys.Rev. C 80, 024321 (2009) G.J.Lane, G.D.Dracoulis, A.P.Byrne, R.O.Hughes, H.Watanabe, F.G.Kondev, C.J.Chiara, M.P.Carpenter, R.V.F.Janssens, T.Lauritsen, C.J.Lister, E.A.McCutchan, D.Seweryniak, S.Zhu, P.Chowdhury, I.Stefanescu Decay of a Kπ = 21/2-, 17-ms isomer in 185Ta NUCLEAR REACTIONS 186W(136Xe, X)185Ta, E=840 MeV; measured Eγ, Iγ, γγ-coin and half-lives. 185Ta; deduced levels, J, π, isomer, mixing ratios, bands and configurations, transition rates and other rotational-model characteristics, K-allowed E1 and K-forbidden transitions.
doi: 10.1103/PhysRevC.80.024321
2009WA02 Phys.Rev. C 79, 024306 (2009) H.Watanabe, G.J.Lane, G.D.Dracoulis, T.Kibedi, A.P.Byrne, P.Nieminen, R.O.Hughes, F.G.Kondev, M.P.Carpenter, R.V.F.Janssens, T.Lauritsen, D.Seweryniak, S.Zhu, P.Chowdhury, C.-B.Moon Decay properties of high-spin isomers and other structures in 121Sb and 123Sb NUCLEAR REACTIONS Yb, Lu, W, Os(136Xe, X)121Sb/123Sb, E=6.0-6.2 MeV/nucleon; measured Eγ, γγ-coin, γ(t), half-lives; deduced isomers. 120Sn(7Li, 2nα), E=58 MeV; 122Sn(7Li, 2nα), E=54 MeV; measured Eγ, Iγ, γγ-coin, coversion electron spectra, half-lives by decay curve analyses and centroid-shift methods, angular correlations, DCO, conversion coefficients. 121,123Sb; deduced levels, J, π, multipolarity, mixing ratios, configurations. Comparisons with 120Sn and 122Sn and with multistate mixing calculations. 113,115,117,119,121,123,125,127,129,131,133Sb; systematics.
doi: 10.1103/PhysRevC.79.024306
2009WA11 Phys.Rev. C 79, 064311 (2009) H.Watanabe, G.J.Lane, G.D.Dracoulis, A.P.Byrne, P.Nieminen, F.G.Kondev, K.Ogawa, M.P.Carpenter, R.V.F.Janssens, T.Lauritsen, D.Seweryniak, S.Zhu, P.Chowdhury Multi-quasiparticle isomers involving proton-particle and neutron-hole configurations in 131I and 133I NUCLEAR REACTIONS 176Yb, 176Lu, 186W, 192Os(136Xe, X)131I/133I, E=820-840 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ), and isomer half-lives. 131,133I; deduced levels, J, π, mixing ratios, conversion coefficients, and multipolarities. Z=50-53, N=78-80; systematics of B(E2) rates for isomer decays. Comparison with shell-model calculations.
doi: 10.1103/PhysRevC.79.064311
2009WA24 Eur.Phys.J. A 42, 163 (2009) H.Watanabe, G.J.Lane, G.D.Dracoulis, A.P.Byrne, P.Nieminen, F.G.Kondev, K.Ogawa, M.P.Carpenter, R.V.F.Janssens, T.Lauritsen, D.Seweryniak, S.Zhu, P.Chowdhury Identification of Jπ = 19/2+ and 23/2+ isomeric states in 127Sb NUCLEAR REACTIONS 176Yb, 176Lu, 186W(136Xe, X)127Sb, E=6.0-6.2 MeV/nucleon; measured Eγ, Iγ, γγ-coin, γ(θ), γ(t), T1/2 using Gammasphere array. 127Sb; deduced levels, J, π, T1/2, δ, B(E2), B(E3), B(M2), internal conversion coefficients. Comparison with shell model and systematics for adjacent isotopes.
doi: 10.1140/epja/i2009-10881-7
2008AL12 Eur.Phys.J. A 36, 21 (2008) A.Al-Khatib, H.Hubel, P.Bringel, C.Engelhardt, A.Neusser-Neffgen, G.B.Hagemann, C.R.Hansen, B.Herskind, G.Sletten, A.Bracco, F.Camera, G.Benzoni, P.Fallon, R.M.Clark, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, P.Chowdhury, H.Amro, A.K.Singh, R.Bengtsson Transition to non-collective states at high spin in 124Xe NUCLEAR REACTIONS 82Se(48Ca, 6n), E=205 MeV; measured Eγ, Iγ, γγ-coin using Gammasphere. 124Xe deduced levels, J, π.
doi: 10.1140/epja/i2008-10570-1
2008GR17 Phys.Rev. C 78, 021303 (2008) P.T.Greenlees, R.-D.Herzberg, S.Ketelhut, P.A.Butler, P.Chowdhury, T.Grahn, C.Gray-Jones, G.D.Jones, P.Jones, R.Julin, S.Juutinen, T.-L.Khoo, M.Leino, S.Moon, M.Nyman, J.Pakarinen, P.Rahkila, D.Rostron, J.Saren, C.Scholey, J.Sorri, S.K.Tandel, J.Uusitalo, M.Venhart High-K structure in 250Fm and the deformed shell gaps at N=152 and Z=100 NUCLEAR REACTIONS 204Hg(48Ca, 2n), E=209 MeV; measured Eγ, Iγ, conversion electrons, (ce)γ-coin. 250Fm; deduced levels, J, π, band configurations, B(M1), B(E2). 252,254No; systematics RADIOACTIVITY 250Fm(IT); measured Eγ, Iγ, half-life. Deduced levels, J, π. Comparison with model calculations.
doi: 10.1103/PhysRevC.78.021303
2008JO03 Phys.Rev. C 77, 034311 (2008) G.A.Jones, S.J.Williams, P.M.Walker, Zs.Podolyak, S.Zhu, M.P.Carpenter, J.J.Carroll, R.S.Chakrawarthy, P.Chowdhury, I.J.Cullen, G.D.Dracoulis, A.B.Garnsworthy, G.Hackman, R.V.F.Janssens, T.L.Khoo, F.G.Kondev, G.J.Lane, Z.Liu, D.Seweryniak, N.J.Thompson High-spin, multiparticle isomers in 121, 123Sb NUCLEAR REACTIONS 27Al(178Hf, X)121Sb/123Sb, E=1150 MeV; measured Eγ, Iγ, half-lives of isomers, internal conversion coefficients; deduced multipolarities, mixing ratios, γγ(θ). 121,123Sb; deduced levels, J, π. 120,122Sn, 117,119,125,126,127,128,129,130,131Sb; systematics.
doi: 10.1103/PhysRevC.77.034311
2008RO21 Phys.Rev. C 78, 034308 (2008) A.P.Robinson, T.L.Khoo, I.Ahmad, S.K.Tandel, F.G.Kondev, T.Nakatsukasa, D.Seweryniak, M.Asai, B.B.Back, M.P.Carpenter, P.Chowdhury, C.N.Davids, S.Eeckhaudt, J.P.Greene, P.T.Greenlees, S.Gros, A.Heinz, R.-D.Herzberg, R.V.F.Janssens, G.D.Jones, T.Lauritsen, C.J.Lister, D.Peterson, J.Qian, U.S.Tandel, X.Wang, S.Zhu Kπ = 8- isomers and Kπ = 2- octupole vibrations in N = 150 shell-stabilized isotones NUCLEAR REACTIONS 206Pb(48Ca, 2n), E=217 MeV; measured Eγ, Iγ, conversion electron spectra, γγ-, (ce)γ-coin, half-life. 252No; deduced levels, J, π. 244Pu, 248Cf, 250Fm; systematics of 2- and 8- states. RADIOACTIVITY 246Am(β-) [from 244Pu(α, pn), E=42 MeV]; measured Eγ, Iγ, conversion electron spectra, γγ-, (ce)γ-spectra, isomer half-life. 246Cm; deduced levels, J, π.
doi: 10.1103/PhysRevC.78.034308
2008TA03 Phys.Rev. C 77, 024313 (2008) S.K.Tandel, A.J.Knox, C.Parnell-Lampen, U.S.Tandel, P.Chowdhury, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, C.J.Lister, D.Seweryniak, X.Wang, S.Zhu, D.J.Hartley, J.-ye.Zhang Search for strongly deformed structures and observation of multiple nucleon alignments in 174W NUCLEAR REACTIONS 128Te(50Ti, 4n), E=230 MeV; measured Eγ, Iγ, γγ-coin; 174W; deduced levels, J, π, band alignments, searched for triaxial strongly deformed bands. 163,164,165,167Lu, 174,175Hf; analyzed energy spacings.
doi: 10.1103/PhysRevC.77.024313
2008TA28 Phys.Rev.Lett. 101, 182503 (2008) U.S.Tandel, S.K.Tandel, P.Chowdhury, D.Cline, C.Y.Wu, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu Collective Oblate Rotation at High Spins in Neutron-Rich 180Hf NUCLEAR REACTIONS 232Th(180Hf, 180Hf'), E=1300 MeV; measured Eγ, Iγ, γγ-coin. 180Hf; deduced levels, J, π.
doi: 10.1103/PhysRevLett.101.182503
2007AL37 Acta Phys.Pol. B38, 1431 (2007) A.Al-Khatib, H.Hubel, P.Bringel, C.Engelhardt, A.Neusser-Neffgen, G.B.Hagemann, C.R.Hansen, B.Herskind, G.Sletten, A.Bracco, F.Camera, G.Benzoni, P.Fallon, R.M.Clark, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, P.Chowdhury, H.Amro High-Spin Spectroscopy of 124, 125, 126Xe NUCLEAR REACTIONS 82Se(48Ca, X), E=205 MeV; measured Eγ, Iγ, γγ-coinc using Gammasphere. 124,125,126Xe deduced levels, J, π.
Data from this article have been entered in the XUNDL database.
For more information, click here.
2007BR09 Phys.Rev. C 75, 044306 (2007) P.Bringel, C.Engelhardt, H.Hubel, A.Neusser-Neffgen, S.W.Odegard, G.B.Hagemann, C.R.Hansen, B.Herskind, G.Sletten, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, D.Seweryniak, W.C.Ma, D.G.Roux, P.Chowdhury Evidence for octupole vibration in the triaxial superdeformed well of 164Lu NUCLEAR REACTIONS 121Sb(48Ca, 5n), E=215 MeV; measured Eγ, Iγ, γγ-coin. 164Lu deduced high-spin levels, J, π, triaxial superdeformed bands, octupole vibration. Gammasphere array.
doi: 10.1103/PhysRevC.75.044306
2007CH36 Phys.Rev. C 75, 047306 (2007) P.R.Chowdhury, D.N.Basu, C.Samanta α decay chains from element 113 RADIOACTIVITY 278,283,284Nh, 274,279,280Rg, 270,275,276Mt, 266,272Bh(α); calculated T1/2. Density-dependent effective nucleon-nucleon interaction.
doi: 10.1103/PhysRevC.75.047306
2007DE56 Phys.Rev. C 76, 054303 (2007) A.N.Deacon, S.J.Freeman, R.V.F.Janssens, M.Honma, M.P.Carpenter, P.Chowdhury, T.Lauritsen, C.J.Lister, D.Seweryniak, J.F.Smith, S.L.Tabor, B.J.Varley, F.R.Xu, S.Zhu Yrast structures in the neutron-rich isotopes 59, 60Fe and the role of the g9/2 orbital NUCLEAR REACTIONS 13,14C(48Ca, 2n), E=2.75 MeV/nucleon; measured Eγ, Iγ, γγ-coin, γ(θ), symmetry parameters. 59,60Fe; deduced angular momenta, levels, J, π; calculated potential energy surfaces. Shell model calculations.
doi: 10.1103/PhysRevC.76.054303
2007JE08 Phys.Rev. C 76, 044310 (2007) D.G.Jenkins, B.R.Fulton, P.Marley, S.P.Fox, R.Glover, R.Wadsworth, D.L.Watson, S.Courtin, F.Haas, D.Lebhertz, C.Beck, P.Papka, M.Rousseau, A.Sanchez i Zafra, D.A.Hutcheon, C.Davis, D.Ottewell, M.M.Pavan, J.Pearson, C.Ruiz, G.Ruprecht, J.Slater, M.Trinczek, J.D'Auria, C.J.Lister, P.Chowdhury, C.Andreoiu, J.J.Valiente-Dobon, S.Moon Decay strength distributions in 12C(12C, γ) radiative capture NUCLEAR REACTIONS 12C(12C, γ), E(cm)=6.0, 6.8, 7.5, 8.0 MeV; measured Eγ, Iγ, γγ, (recoil)γ-coin; deduced multipolarities, on and off resonances. TRIUMF-ISAC DRAGON recoil spectrometer, GEANT3 array.
doi: 10.1103/PhysRevC.76.044310
2007JO13 Phys.Rev. C 76, 047303 (2007) G.A.Jones, P.H.Regan, P.M.Walker, Zs.Podolyak, P.D.Stevenson, M.P.Carpenter, J.J.Carroll, R.S.Chakrawarthy, P.Chowdhury, A.B.Garnsworthy, R.V.F.Janssens, T.L.Khoo, F.G.Kondev, G.J.Lane, Z.Liu, D.Seweryniak, N.J.Thompson, S.Zhu, S.J.Williams Identification of a high-spin isomer in 99Mo NUCLEAR REACTIONS 27Al(178Hf, X), E=1150 MeV; measured Eγ, Iγ, γγ-coin. 99Mo deduced levels, J, π, half-life, isomer, band structure.
doi: 10.1103/PhysRevC.76.047303
2007LA20 Phys.Rev. C 75, 064309 (2007) T.Lauritsen, R.V.F.Janssens, T.L.Khoo, I.Ahmad, M.P.Carpenter, F.G.Kondev, C.J.Lister, E.F.Moore, D.Seweryniak, S.Zhu, T.Dossing, B.Herskind, A.Korichi, A.Lopez-Martens, R.M.Clark, P.Fallon, G.Lane, A.O.Macchiavelli, D.Ward, A.M.Heinz, D.G.Jenkins, A.J.Larabee, B.Meredith, J.Kozemczak, P.Chowdhury Rotational damping, ridges, and the quasicontinuum of γ rays in 152Dy NUCLEAR REACTIONS 108Pd(48Ca, 4n)152Dy, E=191 MeV; measured Eγ, Iγ, γγ-coinc. Analyzed quasicontinuum and ridge spectra and feeding intensity of the superdeformed bands.
doi: 10.1103/PhysRevC.75.064309
2007NA27 Phys.Rev. C 76, 054604 (2007) R.S.Naik, W.Loveland, P.H.Sprunger, A.M.Vinodkumar, D.Peterson, C.L.Jiang, S.Zhu, X.Tang, E.F.Moore, P.Chowdhury Measurement of the fusion probability PCN for the reaction of 50Ti with 208Pb NUCLEAR REACTIONS 208Pb(50Ti, X), E(cm)=183.7, 186.2, 190.2, 194.2, 202.3 MeV; measured fission fragments, cross sections, angular distributions; deduced fusion probabilities and survival probabilities for compound nuclei Z=102-113.
doi: 10.1103/PhysRevC.76.054604
Back to query form [Next] Note: The following list of authors and aliases matches the search parameter P.Chowdhury: , P.R.CHOWDHURY |