NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = V.Tripathi Found 60 matches. 2024AJ01 Phys.Rev. C 109, 014305 (2024) S.Ajayi, V.Tripathi, E.Rubino, S.Bhattacharya, L.T.Baby, R.S.Lubna, C.Benetti, C.Wibisono, M.B.Wheeler, S.L.Tabor, Y.Utsuno, N.Shimizu, J.M.Allmond Observation of collective modes of excitations in 59Co, 59Ni, and 61Co and the influence of the g9/2 orbital
doi: 10.1103/PhysRevC.109.014305
2024LU03 Phys.Rev. C 109, 014309 (2024) R.S.Lubna, A.B.Garnsworthy, V.Tripathi, G.C.Ball, C.R.Natzke, M.Rocchini, C.Andreoiu, S.S.Bhattacharjee, I.Dillmann, F.H.Garcia, S.A.Gillespie, G.Hackman, C.J.Griffin, G.Leckenby, T.Miyagi, B.Olaizola, C.Porzio, M.M.Rajabali, Y.Saito, P.Spagnoletti, S.L.Tabor, R.Umashankar, V.Vedia, A.Volya, J.Williams, D.Yates Cross-shell excited configurations in the structure of 34Si
doi: 10.1103/PhysRevC.109.014309
2023BH02 Phys.Rev. C 107, 054311 (2023) S.Bhattacharya, V.Tripathi, E.Rubino, S.Ajayi, L.T.Baby, C.Benetti, R.S.Lubna, S.L.Tabor, J.Doring, Y.Utsuno, N.Shimizu, J.M.Allmond, G.Mukherjee Coexistence of single-particle and collective excitation in 61Ni NUCLEAR REACTIONS 50Ti(14C, 3n)61Ni, E=40 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization) using a Compton-suppressed six clover detectors and three single-crystal HPGe detectors at the Superconducting Accelerator Facility at FSU. 61Ni; deduced high-spin levels, J, π, multipolarities, bands, magnetic rotational (shears) bands. Comparison with semiclassical model (SCM) for shears bands, and shell-model calculations for other bands. NUCLEAR STRUCTURE 61Ni; calculated high-spin levels, J, π, occupation number for different orbitals, aligned angular momenta of bands using shell model with GXPF1Br+VMU (modified) interaction. Systematics of bands in 59,61,63Ni, 59Fe.
doi: 10.1103/PhysRevC.107.054311
2023BH05 Phys.Rev. C 108, 024312 (2023) Soumi.Bhattacharya, V.Tripathi, S.L.Tabor, A.Volya, P.C.Bender, C.Benetti, M.P.Carpenter, J.J.Carroll, A.Chester, C.J.Chiara, K.Childers, B.R.Clark, B.P.Crider, J.T.Harke, R.Jain, S.N.Liddick, R.S.Lubna, S.Luitel, B.Longfellow, M.J.Mogannam, T.H.Ogunbeku, J.Perello, A.L.Richard, E.Rubino, S.Saha, O.A.Shehu, R.Unz, Y.Xiao, Y.Zhu β- decay of neutron-rich 45Cl located at the magic number N=28 RADIOACTIVITY 45Cl(β-), (β-n)[from Be(48Ca, X), E=140 MeV/nucleon]; measured Eγ, Iγ, Eβ, Iβ, βγ-coin; deduced T1/2, Q values, β-feedings, branchings; calculated logft. 44,45Ar; deduced levels, J, π. Comparison to shell-model calculations with FSU interaction. Systematics of the first excited 2+ state energy for the even-A Ar isotopes (from N= 20 to 30). Beta Counting System (BCS) equipped with a 986 υm thick pixelated (40 strips x 40 strips) DSSD detector, followed by SSCD and surrounded by 16 Clover detectors at NSCL. NUCLEAR STRUCTURE 43,44,45Ar; calculated levels, J, π, B(M1), B(E2), proton and neutron occupation numbers. Shell-model calculations with FSU interaction. Comparison to experimental data.
doi: 10.1103/PhysRevC.108.024312
2023GR04 Phys.Rev.Lett. 130, 242501 (2023) T.J.Gray, J.M.Allmond, Z.Xu, T.T.King, R.S.Lubna, H.L.Crawford, V.Tripathi, B.P.Crider, R.Grzywacz, S.N.Liddick, A.O.Macchiavelli, T.Miyagi, A.Poves, A.Andalib, E.Argo, C.Benetti, S.Bhattacharya, C.M.Campbell, M.P.Carpenter, J.Chan, A.Chester, J.Christie, B.R.Clark, I.Cox, A.A.Doetsch, J.Dopfer, J.G.Duarte, P.Fallon, A.Frotscher, T.Gaballah, J.T.Harke, J.Heideman, H.Huegen, J.D.Holt, R.Jain, N.Kitamura, K.Kolos, F.G.Kondev, A.Laminack, B.Longfellow, S.Luitel, M.Madurga, R.Mahajan, M.J.Mogannam, C.Morse, S.Neupane, A.Nowicki, T.H.Ogunbeku, W.-J.Ong, C.Porzio, C.J.Prokop, B.C.Rasco, E.K.Ronning, E.Rubino, T.J.Ruland, K.P.Rykaczewski, L.Schaedig, D.Seweryniak, K.Siegl, M.Singh, A.E.Stuchbery, S.L.Tabor, T.L.Tang, T.Wheeler, J.A.Winger, J.L.Wood Microsecond Isomer at the N=20 Island of Shape Inversion Observed at FRIB RADIOACTIVITY 32Na(IT), (β-) [from 9Be(48Ca, X), E=172.3 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced γ-ray energies, partial level scheme, isomeric T1/2, B(E2), single-particle occupancies. Comparison with calculations. The Advanced Rare Isotope Separator (ARIS), the FRIB Decay Station initiator (FDSi).
doi: 10.1103/PhysRevLett.130.242501
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
2022CR03 Phys.Rev.Lett. 129, 212501 (2022) H.L.Crawford, V.Tripathi, J.M.Allmond, B.P.Crider, R.Grzywacz, S.N.Liddick, A.Andalib, E.Argo, C.Benetti, S.Bhattacharya, C.M.Campbell, M.P.Carpenter, J.Chan, A.Chester, J.Christie, B.R.Clark, I.Cox, A.A.Doetsch, J.Dopfer, J.G.Duarte, P.Fallon, A.Frotscher, T.Gaballah, T.J.Gray, J.T.Harke, J.Heideman, H.Heugen, R.Jain, T.T.King, N.Kitamura, K.Kolos, F.G.Kondev, A.Laminack, B.Longfellow, R.S.Lubna, S.Luitel, M.Madurga, R.Mahajan, M.J.Mogannam, C.Morse, S.Neupane, A.Nowicki, T.H.Ogunbeku, W.-J.Ong, C.Porzio, C.J.Prokop, B.C.Rasco, E.K.Ronning, E.Rubino, T.J.Ruland, K.P.Rykaczewski, L.Schaedig, D.Seweryniak, K.Siegl, M.Singh, S.L.Tabor, T.L.Tang, T.Wheeler, J.A.Winger, Z.Xu Crossing N = 28 Toward the Neutron Drip Line: First Measurement of Half-Lives at FRIB RADIOACTIVITY 44,45P, 42,43Si, 39,40,41Al, 36,37,38Mg, 35Na, 32Ne, 29F(β-), (β-n), (β-2n) [from 9Be(48Ca, X), E=172.3 MeV/nucleon]; measured decay products, Eβ, Iβ, En, In; deduced T1/2. Comparison with the latest quasiparticle random phase approximation and shell-model calculations and available data. The Facility for Rare Isotope Beams (FRIB) with the FRIB decay station initiator.
doi: 10.1103/PhysRevLett.129.212501
2022HA16 Phys.Rev. C 105, 054307 (2022) R.A.Haring-Kaye, F.Palombi, J.Doring, S.L.Tabor, B.Abromeit, R.Lubna, P.-L.Tai, V.Tripathi, A.Volya, J.M.VonMoss, D.C.Venegas-Vargas, C.L.Tan, M.J.Heeschen, K.Q.Le, B.L.Harbin Onset of band structure in 70Ga NUCLEAR REACTIONS 62Ni(14C, npα), E=50 MeV; measured Eγ, Iγ, γ(θ), γγ-coin; deduced DCO ratios, linear polarization. 70Ga; deduced levels, J, π, δ, band structure, configurations; calculated total Routhian surfaces in (β(-2), γ) plane. 69,70,71Ga; calculated levels, J, π. Calculations with shell-model using the JUN45 interaction. Systematics of yrast and near-yrast states in 62Ga, 64Ga, 66Ga, 68Ga, 70Ga. Array of 10 Compton-suppressed Ge detectors at John D. Fox Superconducting Accelerator Facility at Florida State University (FSU).
doi: 10.1103/PhysRevC.105.054307
2022PE02 Phys.Rev. C 105, 035805 (2022) J.F.Perello, S.Almaraz-Calderon, B.W.Asher, L.T.Baby, C.Benetti, K.W.Kemper, E.Lopez-Saavedra, G.W.McCann, A.B.Morelock, V.Tripathi, I.Wiedenhover, B.Sudarsan Low-lying resonances in 26Si relevant for the determination of the astrophysical 25Al(p, γ)26Si reaction rate NUCLEAR REACTIONS 24Mg(3He, n), E=10 MeV; measured ToF, En, In, Eγ, Iγ, nγ-coin. 26Si; deduced levels, J, π, partial decay widths. 25Al(p, γ), T=0.01-1 GK; deduced proton capture rate using newly observed states in 26Si, contribution of individual resonances to the total reaction rate. Comparison to reaction rate values from JINA REACLIB database. CATRiNA neutron detector array (16 deuterated liquid scintillators) combined with 3 HPGe clover detectors.
doi: 10.1103/PhysRevC.105.035805
2022RU04 Eur.Phys.J. A 58, 107 (2022) E.Rubino, S.L.Tabor, V.Tripathi, R.S.Lubna, B.Abromeit, J.M.Allmond, L.T.Baby, D.D.Caussyn, K.Kravvaris, A.Volya Multiparticle-hole excitations in nuclei near N = Z = 20: 41K NUCLEAR REACTIONS 26Mg(18O, 2np), (18O, 3n), E=50 MeV; measured reaction products, Eγ, Iγ. 41K, 41Ca; deduced γ-ray energies and relative intensities, high-spin states, level scheme, J, π. Comparison with spsdpf cross-shell FSU shell model interaction calculations. The Florida State University (FSU) John D. Fox Superconducting Linear Accelerator Laboratory. The FSU high-purity germanium detector array.
doi: 10.1140/epja/s10050-022-00755-1
2022SA20 Phys.Lett. B 829, 137059 (2022) M.Saxena, W.-J.Ong, Z.Meisel, D.E.M.Hoff, N.Smirnova, P.C.Bender, S.P.Burcher, M.P.Carpenter, J.J.Carroll, A.Chester, C.J.Chiara, R.Conaway, P.A.Copp, B.P.Crider, J.Derkin, A.Estrae, G.Hamad, J.T.Harke, R.Jain, H.Jayatissa, S.N.Liddick, B.Longfellow, M.Mogannam, F.Montes, N.Nepal, T.H.Ogunbeku, A.L.Richard, H.Schatz, D.Soltesz, S.K.Subedi, I.Sultana, A.S.Tamashiro, V.Tripathi, Y.Xiao, R.Zink 57Zn β-delayed proton emission establishes the 56Ni rp-process waiting point bypass RADIOACTIVITY 57Zn(β+p), (β+) [from 9Be(78Kr, X)57Zn, E=150 MeV/nucleon]; measured decay products, Eγ, Iγ, Eβ, Iβ, Ep, Ip; deduced T1/2, βp branching ratio, β-γ-p decay mode transitions. The Coupled Cyclotron Facility of NSCL.
doi: 10.1016/j.physletb.2022.137059
2022TR03 Phys.Rev. C 106, 064314 (2022) V.Tripathi, S.Bhattacharya, E.Rubino, C.Benetti, J.F.Perello, S.L.Tabor, S.N.Liddick, P.C.Bender, M.P.Carpenter, J.J.Carroll, A.Chester, C.J.Chiara, K.Childers, B.R.Clark, B.P.Crider, J.T.Harke, B.Longfellow, R.S.Lubna, S.Luitel, T.H.Ogunbeku, A.L.Richard, S.Saha, N.Shimizu, O.A.Shehu, Y.Utsuno, R.Unz, Y.Xiao, S.Yoshida, Y.Zhu β- decay of exotic P and S isotopes with neutron number near 28 RADIOACTIVITY 42,43,44P, 44,46S(β-), (β-n) [from Be(48Ca, X), E=140 MeV/nucleon)]; 41S(β-) [from 42P(β-n]; measured Iβ, Eγ, Iγ, βγ-coin, (implant)γ-coin; deduced T1/2, logft, delayed neutron emission probabilities. 42P; deduced J, π of the ground state. 42,41S, 41Cl; deduced levels, J, π, transition intensities. The half-lives were extracted from the fitting of decay curves. Comparison to calculations performed with shell-model using SDPFSDG-MU interaction. Beta Counting System (BCS) - 40x40 DSSD as the implant and β detector, surrounded by a γ-array of 16 Clover detectors in close geometry (NSCL).
doi: 10.1103/PhysRevC.106.064314
2021AS05 Phys.Rev. C 103, 044615 (2021) B.W.Asher, S.Almaraz-Calderon, V.Tripathi, K.W.Kemper, L.T.Baby, N.Gerken, E.Lopez-Saavedra, A.B.Morelock, J.F.Perello, I.Wiedenhover, N.Keeley Experimental study of the 17F + 12C fusion reaction and its implications for fusion of proton-halo systems NUCLEAR REACTIONS 12C(17F, X), E=69.1 MeV, [secondary 17F beam from 2H(16O, 17F), E=91.5 MeV primary reaction at the tandem Van de Graaff generator and LINAC accelerator of Florida State University (FSU)]; 12C(16O, X), E=58.1 MeV; 12C(19F, X), E=65 MeV; measured reaction products, total fusion σ using the Encore active-target detector, a multisampling ionization chamber recently developed at FSU; deduced no significant effect of the weak binding and the halo nature of the excited state in 17F on the total fusion cross sections. Comparison with previous experimental cross sections, and with coupled-channel calculations using FRESCO code.
doi: 10.1103/PhysRevC.103.044615
2021AS09 Eur.Phys.J. A 57, 272 (2021) B.W.Asher, S.Almaraz-Calderon, K.W.Kemper, L.T.Baby, E.Lopez-Saavedra, A.B.Morelock, J.F.Perello, V.Tripathi, N.Keeley Resolution of a long-standing discrepancy in the 17O + 12C fusion excitation function NUCLEAR REACTIONS 12C(17O, X), E(cm) = 14.3-20.5 MeV; measured reaction products; deduced total fusion σ and uncertainties, issues with the discrepant data.
doi: 10.1140/epja/s10050-021-00584-8
2021TR09 Phys.Rev. C 104, 054605 (2021) V.Tripathi, K.W.Kemper, L.T.Baby, P.C.Bender, S.L.Tabor, N.Keeley Impact of nucleon transfer channels on complete fusion in the 6, 7Li + 58Ni reactions near the Coulomb barrier NUCLEAR REACTIONS 58Ni(6Li, 6Li), (7Li, 7Li), (6Li, X), (7Li, X), 59Ni/59Cu/61Cu/62Cu/62Zn, E=10-22 MeV beam from the Superconducting Accelerator Laboratory at Florida State University; measured reaction products, Eγ, Iγ, residue σ(E), total residue σ(E); deduced n-stripping and p-stripping transfer σ(E). Comparison with statistical model calculations using code PACE4, with coupled reaction channels (CRC) calculations using the code FRESCO, and with coupled-channels calculations using the code CCFULL.
doi: 10.1103/PhysRevC.104.054605
2019AB05 Phys.Rev. C 100, 014310 (2019) B.Abromeit, S.L.Tabor, V.Tripathi, R.S.Lubna, D.Caussyn, R.Dungan, K.Kravvaris, E.Rubino, P.-L.Tai, A.Volya High spin structure of 39Ar and the FSU cross-shell interaction NUCLEAR REACTIONS 27Al(14C, np), E=25.6 MeV; measured Eγ, Iγ, Ep, Ip, γγ- and pγ-coin, γγ(θ)(DCO) using Compton suppressed FSU γ detector array and silicon ΔE-E telescope for proton detection at Florida State University FN tandem accelerator facility. 39Ar; deduced levels, J, π. Comparison with shell model calculations using the FSU cross-shell interaction, and with previous experimental results. 38Ar(d, p)39Ar; calculated spectroscopic factors using the shell model with the FSU cross-shell interaction, and compared with available experimental results. NUCLEAR STRUCTURE 38,39Ar; calculated levels, J, π using shell model with the FSU cross-shell interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.100.014310
2019AB06 Phys.Rev. C 100, 014323 (2019) B.Abromeit, V.Tripathi, H.L.Crawford, S.N.Liddick, S.Yoshida, Y.Utsuno, P.C.Bender, B.P.Crider, R.Dungan, P.Fallon, K.Kravvaris, N.Larson, R.S.Lubna, T.Otsuka, C.J.Prokop, A.L.Richard, N.Shimizu, S.L.Tabor, A.Volya Β- decay of Tz = +11/2 isotopes 37Al and 39Si: Understanding Gamow-Teller strength distribution in neutron-rich nuclei RADIOACTIVITY 37Al, 37,39,40Si, 37,39P(β-)[from 9Be(48Ca, X), E=140 MeV/nucleon, followed by fragment separation using A1900 separator at NSCL-MSU]; 37Al, 39Si(β-n); measured β, Eγ, Iγ, βγ-coin, half-lives of decays of 37Al, 37Si and 39Si, %β-n for decays of 37Al and 39Si using β-counting system (BCS) at NSCL-MSU which consisted of silicon PIN detectors, segmented planar Ge double-sided strip detector (GeDSSD) for implants and β- detection, and an array of 16 segmented Ge detectors for γ rays. 36Si, 37Si, 37,39,40P, 37,39S; deduced levels, J, π, β feedings, logft, %β-n. Systematics of low-lying positive π states in 35,37,39P, and T1/2 in N=20-28 Si isotopes. Comparison with shell model calculations. NUCLEAR STRUCTURE 35,37,39P, 37,39S, 37Si; calculated levels, J, π, logft values. Shell model calculations using the SDPFSDG-MU interaction. Comparison with experimental data from the present experiment, and the evaluated data in the ENSDF database at NNDC.
doi: 10.1103/PhysRevC.100.014323
2019LU11 Phys.Rev. C 100, 034308 (2019) R.S.Lubna, K.Kravvaris, S.L.Tabor, V.Tripathi, A.Volya, E.Rubino, J.M.Allmond, B.Abromeit, L.T.Baby, T.C.Hensley Structure of 38Cl and the quest for a comprehensive shell model interaction NUCLEAR REACTIONS 26Mg(14C, np)38Cl, E=30, 37 MeV; measured Eγ, Iγ, Ep, Ip, γγ- and pγ-coin, γγ(θ)(DCO), γ-polarization asymmetry using enriched target, FSU array of three Clover HPGe detectors and three single-crystal Ge detectors for γ detection, and ΔE-E telescope for particles at FSU Tandem accelerator. 38Cl; deduced levels, J, π, multipolarities, configurations. Comparison with shell-model calculations using the FSU effective interaction for the spsdfp space.24Mg, 38Ar; deduced polarization asymmetries and multipolarities for two γ rays in each nucleus. NUCLEAR STRUCTURE 33P, 34,36,38Cl; calculated levels, J, π, intruder states, theoretical Occupancies, spectroscopic factors, level half-lives for 38Cl, occupation number of πf7/2 and νf7/2 orbitals. Z=6-23, A=13-51; analyzed and fitted energy levels for 74 nuclei to develop the FSU interaction. Shell-model calculations using the FSU effective interaction for the spsdfp model space. Comparison with experimental data.
doi: 10.1103/PhysRevC.100.034308
2018HA08 Phys.Rev. C 97, 024308 (2018) R.A.Haring-Kaye, S.I.Morrow, J.Doring, S.L.Tabor, K.Q.Le, P.R.P.Allegro, P.C.Bender, R.M.Elder, N.H.Medina, J.R.B.Oliveira, V.Tripathi Multiple band structures in 70Ge NUCLEAR REACTIONS 55Mn(18O, 2np), E=50 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO) using Compton-suppressed Ge array consisting of three Clover detectors and seven single-crystal detectors at John D. Fox Superconducting Accelerator Facility at Florida State University. 70Ge; deduced high-spin levels, J, π, multipolarities, K=2 γ band, negative-parity bands, band crossings, moment of inertia plots, staggering; calculated Routhians. Comparison with shell-model calculations using extended pairing +quadrupole-quadrupole interaction with monopole interactions (EPQQM) as effective interaction. Systematics of moment of inertia and staggering for γ bands in 66,68,70,72,74,76Ge nuclei.
doi: 10.1103/PhysRevC.97.024308
2018LU08 Phys.Rev. C 97, 044312 (2018) R.S.Lubna, V.Tripathi, S.L.Tabor, P.-L.Tai, K.Kravvaris, P.C.Bender, A.Volya, M.Bouhelal, C.J.Chiara, M.P.Carpenter, R.V.F.Janssens, T.Lauritsen, E.A.McCutchan, S.Zhu, R.M.Clark, P.Fallon, A.O.Macchiavelli, S.Paschalis, M.Petri, W.Reviol, D.G.Sarantites Intruder configurations of excited states in the neutron-rich isotopes 33P and 34P NUCLEAR REACTIONS 18O(18O, 2np), (18O, np), E=24 MeV; measured Eγ, Iγ, γ(θ), γγ-, pγ-coin using Gammasphere array for γ detection, and 4π Microball scintillator array for charged particle detection at ATLAS-ANL facility. 33,34P; deduced levels, J, π, configurations. Comparison with shell-model calculations using PSDPF interaction. NUCLEAR STRUCTURE 31,32,33,34,35P; calculated levels, J, π using shell-model with the PSDPF interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.97.044312
2017CO07 Phys.Rev. C 95, 064323 (2017) J.R.Cottle, V.Tripathi, B.A.Brown, B.Abromeit, J.M.Allmond, M.Anastasiou, L.T.Baby, J.S.Baron, P.D.Cottle, R.Dungan, T.C.Hensley, K.W.Kemper, R.S.Lubna, N.Rijal, E.Rubino, S.L.Tabor, P.-L.Tai, K.Villafana, I.Wiedenhoever Complete spectroscopy of 211Po below 2.0 MeV via the (α, n) reaction NUCLEAR REACTIONS 208Pb(α, n), E=24 MeV; measured Eγ, Iγ, γγ-coin using enriched target and an array of six HPGe Clover detectors at the FN tandem accelerator of Florida State University. 211Po; deduced levels, J, π, configurations. Comparison with shell model calculation using the modified Kuo-Herling interaction.
doi: 10.1103/PhysRevC.95.064323
2017HE15 Phys.Rev. C 96, 034325 (2017) T.C.Hensley, P.D.Cottle, V.Tripathi, B.Abromeit, M.Anastasiou, L.T.Baby, J.S.Baron, D.Caussyn, R.Dungan, K.W.Kemper, R.S.Lubna, S.L.Miller, N.Rijal, M.A.Riley, S.L.Tabor, P.-L.Tai, K.Villafana High spin spectroscopy in 219Ra: Search for the lower mass boundary of the region of statically octupole-deformed nuclei NUCLEAR REACTIONS 208Pb(14C, 3n), E=68 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO) using an array of Compton-suppressed seven single crystal HPGe detectors and three clover-style HPGe detectors at the FN Tandem accelerator laboratory of Florida State University. 219Ra; deduced high-spin levels, J, π, multipolarities, octupole bands, evidence for stable octupole deformation. Systematics of energy splitting between candidates for simplex partner bands in 219,221Ra, 221,223Th.
doi: 10.1103/PhysRevC.96.034325
2017SI03 Phys.Lett. B 765, 99 (2017) V.Singh, J.Vadas, T.K.Steinbach, B.B.Wiggins, S.Hudan, R.T.deSouza, Z.Lin, C.J.Horowitz, L.T.Baby, S.A.Kuvin, V.Tripathi, I.Wiedenhover, A.S.Umar Fusion enhancement at near and sub-barrier energies in 19O + 12C NUCLEAR REACTIONS 12C(18O, X), (19O, X), E(cm)<20 MeV; measured reaction products; deduced σ. comparison with a state-of-the-art microscopic model.
doi: 10.1016/j.physletb.2016.12.017
2017TA18 Phys.Rev. C 96, 014323 (2017) P.-L.Tai, S.L.Tabor, R.S.Lubna, K.Kravvaris, P.C.Bender, V.Tripathi, A.Volya, M.P.Carpenter, R.V.F.Janssens, T.Lauritsen, E.A.McCutchan, S.Zhu, R.M.Clark, P.Fallon, S.Paschalis, M.Petri, A.O.Macchiavelli, W.Reviol, D.G.Sarantites Cross-shell excitations in 31Si NUCLEAR REACTIONS 18O(18O, nα)31Si, E=24 MeV; measured Eα, Eγ, Iγ, γγ-, αγ-coin using Gammasphere and Microball detector arrays at ATLAS-ANL facility. 31Si; deduced levels, J, π, configurations, radiative decays from neutron-unbound levels. Comparison with resonances observed previously in 30Si(n, n) reaction, and with shell-model calculations using USDA and WBP cross-shell interactions. NUCLEAR STRUCTURE 29,31,33Si; calculated levels, J, π using shell model with the WBP-b interaction. Comparison with experimental data. 30Si(d, p)31Si; calculated single-neutron spectroscopic factors using the USDA (WBP-b) interaction, and compared with experimental data.
doi: 10.1103/PhysRevC.96.014323
2017TR02 Phys.Rev. C 95, 024308 (2017) V.Tripathi, R.S.Lubna, B.Abromeit, H.L.Crawford, S.N.Liddick, Y.Utsuno, P.C.Bender, B.P.Crider, R.Dungan, P.Fallon, K.Kravvaris, N.Larson, A.O.Macchiavelli, T.Otsuka, C.J.Prokop, A.L.Richard, N.Shimizu, S.L.Tabor, A.Volya, S.Yoshida β decay of 38, 40Si (Tz =+5, +6) to low-lying core excited states in odd-odd 38-40P isotopes RADIOACTIVITY 38,40Si(β-), (β-n)[from 9Be(48Ca, X), E=140 MeV/nucleon using A1900 separator at NSCL-MSU facility]; measured Eγ, Iγ, Eβ, γγ-coin, β-correlated γ spectra, half-lives and delayed-neutron probabilities (Pn) of decays of 38Si and 40Si using planar germanium double-sided strip detector (GeDSSD) and SeGA array. 38,40P; deduced levels, J, π, β feedings log ft values. Comparison with known experimental level schemes of 34 and 36P, and with shell model calculations using SDPF-MU interaction. 36,38,40Si(β-); calculated half-lives and log ft values of decays of Si isotopes, beta-delayed neutron probabilities (Pn) using shell model, and compared with experimental values. NUCLEAR STRUCTURE 34,36,38,40P; calculated levels, J, π, proton and neutron occupancies for the ground state and the three excited 1+ states, Gamow-Teller matrix elements for the 1+ states. Shell model calculations with SDPF-MU interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.95.024308
2016DU02 Phys.Rev. C 93, 021302 (2016) R.Dungan, S.L.Tabor, V.Tripathi, A.Volya, K.Kravvaris, B.Abromeit, D.D.Caussyn, S.Morrow, J.J.Parker, P.-L.Tai, J.M.VonMoss Radiative decay of neutron-unbound intruder states in 19O NUCLEAR REACTIONS 9Be(14C, α)19O, E=30, 35 MeV; measured Eγ, Iγ, αγ-, αγγ-coin using Compton suppressed Ge detector for γ rays and Si ΔE-E telescope for α particles at FSU John D. Fox Superconducting Laboratory. 19O; deduced levels, states above S(n), J, π. Comparison with shell model calculations in the 0p-0d-1s model space using the psdu interaction. Discussed competition between electromagnetic and neutron emission from unbound states, and comparison with an experimental neutron resonance yield curve from 18O(n, γ). Level systematics of 17,19,21O. NUCLEAR STRUCTURE 19O; calculated levels, J, π, Γn, Γγ, spectroscopic factors. Shell model calculations using the psdu interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.93.021302
2016DU24 Phys.Rev. C 94, 064305 (2016) R.Dungan, S.L.Tabor, R.S.Lubna, A.Volya, V.Tripathi, B.Abromeit, D.D.Caussyn, K.Kravvaris, P.-L.Tai High-spin states in 29Al and 27Mg NUCLEAR REACTIONS 18O(14C, 2np), (14C, nα), E=40 MeV; measured proton and α spectra using ΔE-E telescope, Eγ, Iγ, pγγ-, αγγ-coin using Florida State University Compton suppressed γ-detector array. 27Mg, 29Al; deduced levels, J, π. Comparison with shell model calculations using USDA interaction. NUCLEAR STRUCTURE 27Mg, 29Al; calculated levels, J, π, occupancies of 1s-0d orbitals, neutron decay widths for low- and high-spin unbound states, spectroscopic factors. Shell-model calculations using the USDA interaction, and the WBP-a interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.94.064305
2015HA25 Phys.Rev. C 92, 044325 (2015) R.A.Haring-Kaye, R.M.Elder, J.Doring, S.L.Tabor, A.Volya, P.R.P.Allegro, P.C.Bender, N.H.Medina, S.I.Morrow, J.R.B.Oliviera, V.Tripathi Coexisting single-particle and collective excitations in 70As NUCLEAR REACTIONS 55Mn(18O, 3n), E=50 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), level half-lives by DSAM at FSU Superconducting Accelerator Facility. 70As; deduced high-spin levels, J, π, multipolarities, B(E2), B(M1), configurations, kinematic moments of inertia, signature splitting. Comparison with previous experimental results, and large-scale shell-model calculations. Systematics of B(M1), B(E2), and energy staggering for 68,70,72,74As.
doi: 10.1103/PhysRevC.92.044325
2015RA15 Pramana 85, 335 (2015) K.Ramachandran, A.Chatterjee, A.Navin, K.Mahata, A.Shrivastava, V.Tripathi, S.Kailas, V.Nanal, R.G.Pillay, A.Saxena, R.G.Thomas, D.R.Chakrabarty, V.M.Datar, S.Kumar, P.K.Sahu Fission time-scale from the measurement of pre-scission light particles and γ-ray multiplicities NUCLEAR REACTIONS 175Lu(28Si, X), E=159 MeV; measured fission products, En, In, Ep, Ip, Eα, Iα; deduced GDR γ-ray multiplicity spectra, pre-saddle, saddle-to-scission, total fission time scale.
doi: 10.1007/s12043-015-1048-y
2015VO12 Phys.Rev. C 92, 034301 (2015) J.M.VonMoss, S.L.Tabor, V.Tripathi, A.Volya, B.Abromeit, P.C.Bender, D.D.Caussyn, R.Dungan, K.Kravvaris, M.P.Kuchera, R.Lubna, S.Miller, J.J.Parker, P.-L.Tai Higher-spin structures in 21F and 25Na NUCLEAR REACTIONS 9Be(14C, np), E=30, 35, 45 MeV; 9Be(18O, np), E=35 MeV; measured Ep, Ip, Eγ, Iγ, pγ-, γγ-coin, γ(θ), level half-lives by DSAM using ΔE-E telescopes for particles and Compton-suppressed Ge detectors for γ rays at FSU tandem accelerator. 21F, 25Na; deduced levels, J, π, multipolarity, B(M1), B(E1), B(E2). Comparison with previous experimental data, and with shell model calculations using USDA and WBP interactions. NUCLEAR STRUCTURE 21F, 25Na; calculated levels, J, π, B(M1), B(E1), B(E2) using shell model with USDA and WBP interactions. Comparison with experimental data.
doi: 10.1103/PhysRevC.92.034301
2014SU05 Phys.Rev. C 89, 021301 (2014) S.Suchyta, S.N.Liddick, Y.Tsunoda, T.Otsuka, M.B.Bennett, A.Chemey, M.Honma, N.Larson, C.J.Prokop, S.J.Quinn, N.Shimizu, A.Simon, A.Spyrou, V.Tripathi, Y.Utsuno, J.M.VonMoss Shape coexistence in 68Ni RADIOACTIVITY 68Co(β-)[from 9Be(76Ge, X), E=130 MeV/nucleon]; measured Eγ, Iγ, γγ-coin, internal transitions, internal-conversion decay, electron-positron pair production from first excited 0+ state using germanium double-sided strip detector (GeDSSD) and SeGA array at NSCL-MSU facility. 68Ni; deduced level energy of first excited 0+ state, E0 transition strength, level half-life, difference in deformation between the excited 0+ state and the ground state. Comparison with Monte-Carlo shell-model calculations using several interactions, and with experimental data for excited 0+ states in 90Zr.
doi: 10.1103/PhysRevC.89.021301
2013TR09 Phys.Rev.Lett. 111, 262501 (2013) V.Tripathi, S.L.Tabor, A.Volya, S.N.Liddick, P.C.Bender, N.Larson, C.Prokop, S.Suchyta, P.-L.Tai, J.M.VonMoss Split Isobaric Analog State in 55Ni: Case of Strong Isospin Mixing RADIOACTIVITY 55Cu(β+); measured reaction products, Eγ, Iγ; deduced energy levels, J, π, log ft, T1/2. Comparison with shell model calculations.
doi: 10.1103/PhysRevLett.111.262501
2012BE11 Phys.Rev. C 85, 044305 (2012) P.C.Bender, S.L.Tabor, V.Tripathi, C.R.Hoffman, L.Hamilton, A.Volya, R.M.Clark, P.Fallon, A.O.Macchiavelli, S.Paschalis, M.Petri, M.P.Carpenter, R.V .F.Janssens, T.Lauritsen, E.A.McCutchan, D.Seweryniak, S.Zhu, C.J.Chiara, X.Chen, W.Reviol, D.G.Sarantites, Y.Toh Multi-intruder structures in 34P NUCLEAR REACTIONS 18O(18O, np), E=24 MeV; measured Eγ, Iγ, γ(θ), γγ-, (proton)γ-coin, half-lives by DSA using Gammasphere array and Microball. 34P; deduced levels, J, π, branching ratios, multipolarity, mixing ratio, B(M1), B(E1), B(E2), B(M2), B(E3) strengths. Comparisons with shell-model calculations.
doi: 10.1103/PhysRevC.85.044305
2012HO15 Eur.Phys.J. A 48, 83 (2012) D.Hojman, M.A.Cardona, B.Roussiere, J.Sauvage, M.A.Riley, S.L.Tabor, C.R.Hoffman, A.Aguilar, W.T.Cluff, T.Hinners, K.Lagergren, S.Lee, M.Perry, A.Pipidis, V.Tripathi Band structures and shape coexistence in 187Pt NUCLEAR REACTIONS 181Ta(11B, 5n), E=71 MeV; measured Eγ, Iγ, γγ-coin. 187Pt deduced levels, J, π, γ transitions, bands, backbending, high-spin states, γ linear polarization, shape coexistence; calculated E2/M1, M2/E1 mixing ratio.
doi: 10.1140/epja/i2012-12083-8
2010DE26 Phys.Rev. C 82, 034305 (2010) A.N.Deacon, J.F.Smith, S.J.Freeman, R.V.F.Janssens, M.P.Carpenter, B.Hadinia, C.R.Hoffman, B.P.Kay, T.Lauritsen, C.J.Lister, D.O'Donnell, J.Ollier, T.Otsuka, D.Seweryniak, K.-M.Spohr, D.Steppenbeck, S.L.Tabor, V.Tripathi, Y.Utsuno, P.T.Wady, S.Zhu Cross-shell excitations near the "island of inversion": Structure of 30Mg NUCLEAR REACTIONS 14C(18O, 2p), E=37 MeV; measured Eγ, Iγ, γγ-, (30Mg)γ-coin, γ(θ) using Gammasphere array, enriched 14C target. 30Mg; deduced levels, J, π, multipolarities. Comparison with shell-model calculations using the USD and SDPF-M interactions, and the Monte Carlo shell model. Systematics of first 2+ and 4+ states in 24,26,28,30,32,34Mg. NUCLEAR REACTIONS 14C(18O, 2p)26Mg/30Mg/30Al/30Si, E=37 MeV; measured Eγ and yields.
doi: 10.1103/PhysRevC.82.034305
2010ST13 Nucl.Phys. A847, 149 (2010) D.Steppenbeck, A.N.Deacon, S.J.Freeman, R.V.F.Janssens, M.P.Carpenter, C.R.Hoffman, B.P.Kay, T.Lauritsen, C.J.Lister, D.O'Donnell, J.Ollier, D.Seweryniak, J.F.Smith, K.-M.Spohr, S.L.Tabor, V.Tripathi, P.T.Wady, S.Zhu Cross-shell excitations in 30Al and 30Si at high spin NUCLEAR REACTIONS 14C(18O, X), E=37 MeV; measured Eγ, Iγ, (residual)γ-, γγ-coin, γ(θ), DCO ratios using the Gammasphere array and Fragment Mass Analyzer. 30Al, 30Si; deduced levels, J, π, multipolarities. Comparison with shell-model calculations.
doi: 10.1016/j.nuclphysa.2010.07.010
2010TR03 Phys.Rev.Lett. 104, 129202 (2010) V.Tripathi, S.L.Tabor, P.F.Mantica, Y.Utsuno, P.Bender, J.Cook, C.R.Hoffman, S.Lee, T.Otsuka, J.Pereira, M.Perry, K.Pepper, J.S.Pinter, J.Stoker, A.Volya, D.Weisshaar Reply: "Intruder Configurations in the A=33 Isobars: 33Mg and 33Al" NUCLEAR STRUCTURE 33Mg; analyzed 33Mg β-decay data; deduced 33Mg π.
doi: 10.1103/PhysRevLett.104.129202
2009BE26 Phys.Rev. C 80, 014302 (2009) P.C.Bender, C.R.Hoffman, M.Wiedeking, J.M.Allmond, L.A.Bernstein, J.T.Burke, D.L.Bleuel, R.M.Clark, P.Fallon, B.L.Goldblum, T.A.Hinners, H.B.Jeppesen, S.Lee, I.-Y.Lee, S.R.Lesher, A.O.Macchiavelli, M.A.McMahan, D.Morris, M.Perry, L.Phair, N.D.Scielzo, S.L.Tabor, V.Tripathi, A.Volya Approaching the "island of inversion": 34P NUCLEAR REACTIONS 18O(18O, np), E=20, 24, 25, 30, 44 MeV; measured Eγ, Iγ, γγ-, pγ-coin, γ(θ), DSA and half-lives. 34P; deduced levels, J, π, multipolarities, transition strengths and configurations. Island of inversion. Comparison with shell-model calculations using a modified WBP interaction. NUCLEAR STRUCTURE 32,34,36P; calculated levels, J, π and subshell occupancies using WBP interaction shell-model formalism.
doi: 10.1103/PhysRevC.80.014302
2008HI05 Phys.Rev. C 77, 034305 (2008) T.A.Hinners, V.Tripathi, S.L.Tabor, A.Volya, P.C.Bender, C.R.Hoffman, S.Lee, M.Perry, P.F.Mantica, A.D.Davies, S.N.Liddick, W.F.Mueller, A.Stolz, B.E.Tomlin Complementary studies of T = 2 30Al and the systematics of intruder states RADIOACTIVITY 30Mg(β-), (β-n), (2β-) [from 9Be(48Ca, X), E=140 MeV/nucleon]; measured Eγ, Iγ, βγ-coin, βγγ-coin, half-lives. 30Al; deduced levels, J, π. NUCLEAR REACTIONS 18O(14C, np), E=22 MeV; measured Eγ, Iγ, (particle)γ-coin, γ(θ). 30Al; deduced levels, J, π, comparison with shell-model calculations. 26Na, 28,32Al, 30,32,34P; systematics.
doi: 10.1103/PhysRevC.77.034305
2008TR04 Phys.Rev. C 77, 034310 (2008) V.Tripathi, S.L.Tabor, P.Bender, C.R.Hoffman, S.Lee, K.Pepper, M.Perry, P.F.Mantica, J.M.Cook, J.Pereira, J.S.Pinter, J.B.Stoker, D.Weisshaar, Y.Utsuno, T.Otsuka Excited intruder states in 32Mg NUCLEAR REACTIONS 9Be(48Ca, X)30Na/31Na/32Na/33Mg, E=140 MeV/nucleon; measured yields. RADIOACTIVITY 32Na(β-), (β-n) [from 9Be(48Ca, X), E=140 MeV/nucleon]; measured Eγ, Iγ, γγ-coin, half-lives; deduced Iβ, B(GT), logft. 32Mg; deduced levels, Jπ. 26,28,30,34,36Mg, 28,30,32,34,36,38Si; systematics. Comparison with shell-model calculations.
doi: 10.1103/PhysRevC.77.034310
2008TR07 Phys.Rev.Lett. 101, 142504 (2008) V.Tripathi, S.L.Tabor, P.F.Mantica, Y.Utsuno, P.Bender, J.Cook, C.R.Hoffman, S.Lee, T.Otsuka, J.Pereira, M.Perry, K.Pepper, J.S.Pinter, J.Stoker, A.Volya, D.Weisshaar Intruder Configurations in the A=33 Isobars: 33Mg and 33Al RADIOACTIVITY 33Mg(β-); measured Eγ, Iγ. 33Al; deduced levels, J, π, configurations. Compared results to model calculations.
doi: 10.1103/PhysRevLett.101.142504
2007LE28 Phys.Rev. C 76, 034308 (2007) S.Lee, S.L.Tabor, A.Volya, A.Aguilar, P.C.Bender, T.A.Hinners, C.R.Hoffman, M.Perry, V.Tripathi Electromagnetic transitions in neutron-rich 22F NUCLEAR REACTIONS 9Be(14C, p), E=22 MeV; measured Eγ, Iγ, γγ, (p)γ-coinc.22F deduced levels, J, π.
doi: 10.1103/PhysRevC.76.034308
2007TR08 Phys.Rev. C 76, 021301 (2007), Erratum Phys.Rev. C 76, 049902 (2007) V.Tripathi, S.L.Tabor, P.F.Mantica, Y.Utsuno, P.Bender, J.Cook, C.R.Hoffman, S.Lee, T.Otsuka, J.Pereira, M.Perry, K.Pepper, J.S.Pinter, J.Stoker, A.Volya, D.Weisshaar Competition between normal and intruder states inside the "island of inversion" RADIOACTIVITY 30Ne(β-) [from Be(48Ca, X), E=140 MeV/nucleon]; measured Eγ, Iγ, βγ-coinc, T1/2. 30Na deduced levels, J, π. Compared results to model calculations.
doi: 10.1103/PhysRevC.76.021301
2006AD19 Phys.Rev. C 74, 024602 (2006) S.Adhikari, C.Samanta, C.Basu, B.J.Roy, S.Ray, A.Srivastava, K.Ramachandran, V.Tripathi, K.Mahata, V.Jha, P.Shukla, S.Rathi, M.Biswas, P.R.Chowdhury, A.Chatterjee, S.Kailas Reaction mechanisms with loosely bound nuclei 7Li+6Li at forward angles in the incident energy range 14-20 MeV NUCLEAR REACTIONS 6Li(7Li, pX), (7Li, dX), (7Li, tX), (7Li, αX), E=14-20 MeV; measured light charged particle yields, spectra, σ(E, θ); deduced reaction mechanism features. Comparison with model predictions.
doi: 10.1103/PhysRevC.74.024602
2006MU09 Phys.Lett. B 636, 91 (2006) A.Mukherjee, S.Roy, M.K.Pradhan, M.S.Sarkar, P.Basu, B.Dasmahapatra, T.Bhattacharya, S.Bhattacharya, S.K.Basu, A.Chatterjee, V.Tripathi, S.Kailas Influence of projectile α-breakup threshold on complete fusion NUCLEAR REACTIONS 159Tb(10B, X), (11B, X), E=38-72 MeV; 159Tb(7Li, X), E=28-43 MeV; measured evaporation residue σ, complete and incomplete fusion σ. Comparison with model predictions.
doi: 10.1016/j.physletb.2006.03.051
2006RA14 Phys.Rev. C 73, 064609 (2006) K.Ramachandran, A.Chatterjee, A.Navin, K.Mahata, A.Shrivastava, V.Tripathi, S.Kailas, V.Nanal, R.G.Pillay, A.Saxena, R.G.Thomas, S.Kumar, P.K.Sahu Fission time scale from prescission neutron, proton, and α particle multiplicities in 28Si+175Lu NUCLEAR REACTIONS 175Lu(28Si, nX), (28Si, pX), (28Si, αX), E=159 MeV; measured prescission neutron, proton, and α multiplicities, σ(E, θ). 203At deduced fission time scale. Deformation dependent particle binding energies and transmission co-efficients, dynamical effects.
doi: 10.1103/PhysRevC.73.064609
2006TR02 Phys.Rev. C 73, 054303 (2006) V.Tripathi, S.L.Tabor, C.R.Hoffman, M.Wiedeking, A.Volya, P.F.Mantica, A.D.Davies, S.N.Liddick, W.F.Mueller, A.Stolz, B.E.Tomlin, T.Otsuka, Y.Utsuno β-delayed γ spectroscopy of neutron rich 27, 28, 29Na RADIOACTIVITY 27,28,29Ne(β-); 28,29Ne(β-n); 29Ne(β-2n) [from Be(48Ca, X)]; measured β-delayed Eγ, Iγ, T1/2; deduced log ft, branching ratios. 27,28,29Na deduced levels, J, π. NUCLEAR REACTIONS Be(48Ca, X)27F/29Ne/30Na/31Na/32Mg, E=12.3 MeV/nucleon; measured yields.
doi: 10.1103/PhysRevC.73.054303
2005PA74 Phys.Rev. C 72, 064330 (2005) S.W.Padgett, V.Tripathi, S.L.Tabor, P.F.Mantica, C.R.Hoffman, M.Wiedeking, A.D.Davies, S.N.Liddick, W.F.Mueller, A.Stolz, B.E.Tomlin Spectroscopy of 25Ne and the N = 16 magic number RADIOACTIVITY 25F(β-) [from Be(48Ca, X)]; measured Eγ, Iγ, γγ-, βγ-coin, T1/2; deduced log ft. 25Ne deduced levels, J, π, feeding intensities. Comparison with shell model predictions.
doi: 10.1103/PhysRevC.72.064330
2005TR05 Phys.Rev.Lett. 94, 162501 (2005) V.Tripathi, S.L.Tabor, P.F.Mantica, C.R.Hoffman, M.Wiedeking, A.D.Davies, S.N.Liddick, W.F.Mueller, T.Otsuka, A.Stolz, B.E.Tomlin, Y.Utsuno, A.Volya 29Na: Defining the Edge of the Island of Inversion for Z = 11 RADIOACTIVITY 28,29Ne(β-) [from Be(48Ca, X)]; measured Eγ, Iγ, γγ-, βγ-coin; deduced log ft. 28,29Na deduced levels, J, π, β-feeding intensities, configurations, inverted shell structure.
doi: 10.1103/PhysRevLett.94.162501
2005TR10 Phys.Rev. C 72, 017601 (2005) V.Tripathi, A.Navin, V.Nanal, R.G.Pillay, K.Mahata, K.Ramachandran, A.Shrivastava, A.Chatterjee, S.Kailas Experimental signatures for distinguishing breakup fusion and transfer in 7Li + 165Ho NUCLEAR REACTIONS 165Ho(7Li, αX), E=42 MeV; measured Eγ, Iγ, (charged particle)γ-coin; deduced transfer and breakup fusion contributions. Comparison with model predictions.
doi: 10.1103/PhysRevC.72.017601
2005TR13 Eur.Phys.J. A 25, Supplement 1, 101 (2005) V.Tripathi, S.L.Tabor, P.F.Mantica, C.R.Hoffman, M.Wiedeking, A.D.Davies, S.N.Liddick, W.F.Mueller, A.Stolz, B.E.Tomlin, A.Volya Voyage to the "Island of Inversion": 29Na RADIOACTIVITY 29Ne(β-) [from Be(48Ca, X)]; measured Eγ, Eβ, γγ-, βγ-coin; deduced log ft. 29Na deduced levels, β-feeding intensities. Comparison with shell model calculations.
doi: 10.1140/epjad/i2005-06-124-y
2005WI05 Phys.Rev.Lett. 94, 132501 (2005) M.Wiedeking, S.L.Tabor, J.Pavan, A.Volya, A.L.Aguilar, I.J.Calderin, D.B.Campbell, W.T.Cluff, E.Diffenderfer, J.Fridmann, C.R.Hoffman, K.W.Kemper, S.Lee, M.A.Riley, B.T.Roeder, C.Teal, V.Tripathi, I.Wiedenhover p-sd Shell Gap Reduction in Neutron-Rich Systems and Cross-Shell Excitations in 20O NUCLEAR REACTIONS 10Be(14C, α), E=21.4 MeV; measured Eγ, Eα, αγ-, γγ-coin. 20O deduced levels, J, π, core excitation. Comparison with shell model predictions.
doi: 10.1103/PhysRevLett.94.132501
2004NA32 Phys.Rev. C 70, 044601 (2004) A.Navin, V.Tripathi, Y.Blumenfeld, V.Nanal, C.Simenel, J.M.Casandjian, G.de France, R.Raabe, D.Bazin, A.Chatterjee, M.Dasgupta, S.Kailas, R.C.Lemmon, K.Mahata, R.G.Pillay, E.C.Pollacco, K.Ramachandran, M.Rejmund, A.Shrivastava, J.L.Sida, E.Tryggestad Direct and compound reactions induced by unstable helium beams near the Coulomb barrier NUCLEAR REACTIONS 63,65Cu, 188,190,192Os(α, X), E=16-34 MeV; 63Cu(6He, X), E=30 MeV; 65Cu(6He, X), E=19.5, 30 MeV; 63Cu(8He, X), E=27 MeV; 188,190,192Os(6He, X), E=30 MeV; measured Eγ, Iγ, particle spectra, fusion, transfer, and evaporation residue σ, σ(θ).
doi: 10.1103/PhysRevC.70.044601
2002TR02 Phys.Rev. C65, 014614 (2002) V.Tripathi, L.T.Baby, J.J.Das, P.Sugathan, N.Madhavan, A.K.Sinha, P.V.M.Rao, S.K.Hui, R.Singh, K.Hagino Isotopic Dependence and Channel Coupling Effects in the Fusion of 16O + 112, 116Sn and 32S + 112, 116, 120Sn at Energies Around the Barrier NUCLEAR REACTIONS 112,116Sn(16O, X), E=52-70 MeV; 112,116,120Sn(32S, X), E=110-140 MeV; measured fusion σ; deduced barrier distributions. Comparison with coupled channels calculations.
doi: 10.1103/PhysRevC.65.014614
2002TR06 Phys.Rev.Lett. 88, 172701 (2002) V.Tripathi, A.Navin, K.Mahata, K.Ramachandran, A.Chatterjee, S.Kailas Angular Momentum and Cross Sections for Fusion with Weakly Bound Nuclei: Breakup, a coherent effect NUCLEAR REACTIONS 165Ho(7Li, X), E(cm)=21-44 MeV; measured fusion, partial breakup σ, σ(θ), average angular momentum; deduced coherent effect of breakup channel on fusion. One-dimensional barrier penetration model.
doi: 10.1103/PhysRevLett.88.172701
2000BA57 Phys.Rev. C62, 014603 (2000) L.T.Baby, V.Tripathi, J.J.Das, P.Sugathan, N.Madhavan, A.K.Sinha, M.C.Radhakrishna, P.V.M.Rao, S.K.Hui, K.Hagino Role of 28Si Excitations in the Sub-Barrier Fusion of 28Si + 120Sn NUCLEAR REACTIONS 120Sn(28Si, X), E=95-125 MeV; 120Sn(16O, X), E=50-68 MeV; measured fusion σ, barrier distributions; deduced role of 28Si rotational states excitation in sub-barrier fusion enhancement. Recoil mass separator. Exact coupled-channels calculations.
doi: 10.1103/PhysRevC.62.014603
2000HU15 Phys.Rev. C62, 054604 (2000); Comment Phys.Rev. C64, 019802 (2001) S.K.Hui, C.R.Bhuinya, A.K.Ganguly, N.Madhavan, J.J.Das, P.Sugathan, D.O.Kataria, S.Murlithar, L.T.Baby, V.Tripathi, A.Jhingan, A.K.Sinha, P.V.M.Rao, N.V.S.V.Prasad, A.M.Vinodkumar, R.Singh, M.Thoennessen, G.Gervais Spin and Excitation Energy Dependence of Fission Survival for the 19F + 175Lu System NUCLEAR REACTIONS 175Lu(19F, X), E=90-139 MeV; measured evaporation residues excitation function, γ-ray multiplicities; deduced spin dependence of fission survival, dissipation effects. Comparisons with model predictions.
doi: 10.1103/PhysRevC.62.054604
1999TR11 Pramana 53, 535 (1999) V.Tripathi, L.T.Baby, P.V.M.Rao, S.K.Hui, R.Singh, J.J.Das, P.Sugathan, N.Madhavan, A.K.Sinha Measurement of the Ground State 2n Pickup Probability for 28Si + 68Zn and Its Role in Sub-Barrier Fusion Enhancement NUCLEAR REACTIONS 68Zn(28Si, 30Si), E=78 MeV; measured ground, excited state transfer yields; deduced transfer role in sub-barrier enhancement. 68Zn(28Si, 29Si), E=78 MeV; measured transfer probability. Coupled-channels calculations. Fragment recoil separator.
doi: 10.1007/s12043-999-0026-7
1997BA59 Phys.Rev. C56, 1936 (1997) L.T.Baby, V.Tripathi, D.O.Kataria, J.J.Das, P.Sugathan, N.Madhavan, A.K.Sinha, M.C.Radhakrishna, N.M.Badiger, N.G.Puttaswamy, A.M.Vinodkumar, N.V.S.V.Prasad Transfer and Higher-Order Phonon Coupling Effects in the Sub-Barrier Fusion of 28Si and 93Nb NUCLEAR REACTIONS, ICPND 93Nb(28Si, X), E=88-118 MeV; measured fusion σ, one-, two-nucleon transfer probabilities; deduced anomalous sub-barrier enhancement. Recoil mass separator. Coupled-channels calculations, semiclassical approximation.
doi: 10.1103/PhysRevC.56.1936
1997SI26 J.Phys.(London) G23, 1331 (1997) A.K.Sinha, L.T.Baby, N.Badiger, J.J.Das, S.K.Hui, D.O.Kataria, R.G.Kulkarni, N.Madhavan, P.V.M.Rao, I.Majumdar, M.C.Radhakrishna, N.V.S.V.Prasad, N.G.Puttaswamy, P.Shakeeb, R.Singh, D.L.Shastry, P.Sugathan, V.Tripathi, K.M.Varier, A.M.Vinodkumar Sub-Barrier Few-Nucleon Transfer Reaction and Channel Coupling Effects in Heavy Ion Fusion NUCLEAR REACTIONS, ICPND 64Ni(32S, X), E not given; measured transfer reaction probabilities; 64Ni(28Si, X), E(cm)=45-65 MeV; 144Nd(28Si, X), E=110-135 MeV; measured fusion, transfer σ. HIRA recoil mass separator. Coupled-channel calculations.
doi: 10.1088/0954-3899/23/10/022
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