NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = R.S.Chakrawarthy Found 48 matches. 2017VO01 Phys.Rev. C 95, 024316 (2017) A.Vogt, B.Birkenbach, P.Reiter, A.Blazhev, M.Siciliano, K.Hadynska-Klek, J.J.Valiente-Dobon, C.Wheldon, E.Teruya, N.Yoshinaga, K.Arnswald, D.Bazzacco, M.Bowry, A.Bracco, B.Bruyneel, R.S.Chakrawarthy, R.Chapman, D.Cline, L.Corradi, F.C.L.Crespi, M.Cromaz, G.de Angelis, J.Eberth, P.Fallon, E.Farnea, E.Fioretto, S.J.Freeman, B.Fu, A.Gadea, K.Geibel, W.Gelletly, A.Gengelbach, A.Giaz, A.Gorgen, A.Gottardo, A.B.Hayes, H.Hess, R.Hirsch, H.Hua, P.R.John, J.Jolie, A.Jungclaus, L.Kaya, W.Korten, I.Y.Lee, S.Leoni, L.Lewandowski, X.Liang, S.Lunardi, A.O.Macchiavelli, R.Menegazzo, D.Mengoni, C.Michelagnoli, T.Mijatovic, G.Montagnoli, D.Montanari, C.Muller-Gatermann, D.Napoli, C.J.Pearson, L.Pellegri, Zs.Podolyak, G.Pollarolo, A.Pullia, M.Queiser, F.Radeck, F.Recchia, P.H.Regan, D.Rosiak, N.Saed-Samii, E.Sahin, F.Scarlassara, D.Schneiders, M.Seidlitz, B.Siebeck, G.Sletten, J.F.Smith, P.-A.Soderstrom, A.M.Stefanini, T.Steinbach, O.Stezowski, S.Szilner, B.Szpak, R.Teng, C.Ur, V.Vandone, D.D.Warner, A.Wiens, C.Y.Wu, K.O.Zell Isomers and high-spin structures in the N=81 isotones 135Xe and 137Ba NUCLEAR REACTIONS 238U(136Xe, X), E=1 GeV; 208Pb(136Xe, X), E=930 MeV; 198Pt(136Xe, X), E=850 MeV; 130Te(11B, 3np)137Ba, E=54 MeV; measured reaction products, Eγ, Iγ, (particle)γ-coin, γγ-coin, (TKEL)γ-coin, half-lives of isomers by γγ(t). Four experiments carried out using 136Xe beam with 208Pb and 238U targets using PRISMA magnetic mass spectrometer and AGATA demonstrator array at Legnaro PIAVE+ALPI accelerator, 136Xe beam with 198Pt target using GAMMASPHERE and CHICO particle detector arrays at LBNL-cyclotron facility, and 11B beam with 130Te target using HORUS array at Cologne FN Tandem accelerator. 135Xe, 137Ba; deduced levels, J, π, isomers, configurations, B(E2). Comparison with shell-model calculations. Systematics of levels and isomers in N=81 nuclides 131Sn, 133Te, 135Xe, 137Ba, 139Ce, 141Nd, 143Sm and 145Gd. NUCLEAR STRUCTURE 135Xe, 137Ba; calculated levels, J, π, B(E2) using large-scale shell-model with PQM130 and SN100PN interactions, average proton occupation numbers in each single particle orbit of the gdsh model space. Comparison with experimental data.
doi: 10.1103/PhysRevC.95.024316
2017VO06 Phys.Rev. C 96, 024321 (2017) A.Vogt, M.Siciliano, B.Birkenbach, P.Reiter, K.Hadynska-Klek, C.Wheldon, J.J.Valiente-Dobon, E.Teruya, N.Yoshinaga, K.Arnswald, D.Bazzacco, A.Blazhev, A.Bracco, B.Bruyneel, R.S.Chakrawarthy, R.Chapman, D.Cline, L.Corradi, F.C.L.Crespi, M.Cromaz, G.de Angelis, J.Eberth, P.Fallon, E.Farnea, E.Fioretto, C.Fransen, S.J.Freeman, B.Fu, A.Gadea, W.Gelletly, A.Giaz, A.Gorgen, A.Gottardo, A.B.Hayes, H.Hess, R.Hetzenegger, R.Hirsch, H.Hua, P.R.John, J.Jolie, A.Jungclaus, V.Karayonchev, L.Kaya, W.Korten, I.Y.Lee, S.Leoni, X.Liang, S.Lunardi, A.O.Macchiavelli, R.Menegazzo, D.Mengoni, C.Michelagnoli, T.Mijatovic, G.Montagnoli, D.Montanari, C.Muller-Gatermann, D.Napoli, C.J.Pearson, Zs.Podolyak, G.Pollarolo, A.Pullia, M.Queiser, F.Recchia, P.H.Regan, J.-M.Regis, N.Saed-Samii, E.Sahin, F.Scarlassara, M.Seidlitz, B.Siebeck, G.Sletten, J.F.Smith, P.-A.Soderstrom, A.M.Stefanini, O.Stezowski, S.Szilner, B.Szpak, R.Teng, C.Ur, D.D.Warner, K.Wolf, C.Y.Wu, K.O.Zell High-spin structures in 132Xe and 133Xe and evidence for isomers along the N=79 isotones NUCLEAR REACTIONS 208Pb(136Xe, X)132Xe/133Xe, E=6.84 MeV/nucleon from the PIAVE+ALPI accelerator complex at LNL-Legnaro; 198Pt(136Xe, X)132Xe/133Xe, E=6.25 MeV/nucleon from the LBNL cyclotron facility; 130Te(α, nγ), (α, 2nγ), E=19 MeV from Cologne FN Tandem accelerator; measured Eγ, Iγ, γγ-, (particle)γ-coin using Advanced GAmma Tracking Array (AGATA) in a demonstrator configuration, and magnetic spectrometer PRISMA for particle identification, (particle)γ-coin using Gammasphere array and CHICO gas-detector array, γγ(θ) using HORUS array at Cologne. 132,133Xe; deduced high-spin levels, J, π, half-life of a micro-sec isomer in 133Xe with Jπ=(23/2+), multipolarities, mixing ratios. Comparison with shell-model calculations using PQM130 and SN100PN interactions. Systematics of level energies in N=78 and 79 isotones from Z=50 to 64, and even-A A=120-136 Xe isotopes.
doi: 10.1103/PhysRevC.96.024321
2016VO04 Phys.Rev. C 93, 054325 (2016) A.Vogt, B.Birkenbach, P.Reiter, A.Blazhev, M.Siciliano, J.J.Valiente-Dobon, C.Wheldon, D.Bazzacco, M.Bowry, A.Bracco, B.Bruyneel, R.S.Chakrawarthy, R.Chapman, D.Cline, L.Corradi, F.C.L.Crespi, M.Cromaz, G.de Angelis, J.Eberth, P.Fallon, E.Farnea, E.Fioretto, S.J.Freeman, A.Gadea, K.Geibel, W.Gelletly, A.Gengelbach, A.Giaz, A.Gorgen, A.Gottardo, A.B.Hayes, H.Hess, H.Hua, P.R.John, J.Jolie, A.Jungclaus, W.Korten, I.Y.Lee, S.Leoni, X.Liang, S.Lunardi, A.O.Macchiavelli, R.Menegazzo, D.Mengoni, C.Michelagnoli, T.Mijatovic, G.Montagnoli, D.Montanari, D.Napoli, C.J.Pearson, L.Pellegri, Zs.Podolyak, G.Pollarolo, A.Pullia, F.Radeck, F.Recchia, P.H.Regan, E.Sahin, F.Scarlassara, G.Sletten, J.F.Smith, P.-A.Soderstrom, A.M.Stefanini, T.Steinbach, O.Stezowski, S.Szilner, B.Szpak, R.Teng, C.Ur, V.Vandone, D.Ward, D.D.Warner, A.Wiens, C.Y.Wu High-spin structure of 134Xe NUCLEAR REACTIONS 198Pt(136Xe, 134Xe), E=850 MeV; 208Pb(136Xe, 134Xe), E=930 MeV; 238U(136Xe, 134Xe), E=1 GeV; measured Eγ, Iγ, γγ-coin, γ(θ), time-of-flight total kinetic energy loss (TKEL) using Gammasphere and Chico arrays at LBNL cyclotron facility for the 198Pt+136Xe reaction, and PRISMA spectrometer, Dante and AGATA arrays at PIAVE+ALPI accelerator complex for the 208Pb+136Xe and 238U+136Xe reactions. 134Xe; deduced high-spin levels, J, π, multipolarity, configurations. Comparison with shell-model calculations using the jj55 effective interaction.
doi: 10.1103/PhysRevC.93.054325
2009CH08 Phys.Rev.Lett. 102, 122503 (2009) L.Chen, Yu.A.Litvinov, W.R.Plass, K.Beckert, P.Beller, F.Bosch, D.Boutin, L.Caceres, R.B.Cakirli, J.J.Carroll, R.F.Casten, R.S.Chakrawarthy, D.M.Cullen, I.J.Cullen, B.Franzke, H.Geissel, J.Gerl, M.Gorska, G.A.Jones, A.Kishada, R.Knobel, C.Kozhuharov, S.A.Litvinov, Z.Liu, S.Mandal, F.Montes, G.Munzenberg, F.Nolden, T.Ohtsubo, Z.Patyk, Zs.Podolyak, R.Propri, S.Rigby, N.Saito, T.Saito, C.Scheidenberger, M.Shindo, M.Steck, P.Ugorowski, P.M.Walker, S.Williams, H.Weick, M.Winkler, H.-J.Wollersheim, T.Yamaguchi Schottky Mass Measurement of the 208Hg Isotope: Implication for the Proton-Neutron Interaction Strength around Doubly Magic 208Pb ATOMIC MASSES 208Hg; measured atomic mass using time resolved Schottky mass spectrometry.
doi: 10.1103/PhysRevLett.102.122503
2009MA54 Phys.Rev. C 80, 034318 (2009) C.M.Mattoon, F.Sarazin, C.Andreoiu, A.N.Andreyev, R.A.E.Austin, G.C.Ball, R.S.Chakrawarthy, D.Cross, E.S.Cunningham, J.Daoud, P.E.Garrett, G.F.Grinyer, G.Hackman, D.Melconian, C.Morton, C.Pearson, J.J.Ressler, J.Schwarzenberg, M.B.Smith, C.E.Svensson Line-shape analysis of Doppler-broadened γ lines following the β decay of 11Li RADIOACTIVITY 11Li(β-), (β-n) [from Ta(p, X), E=500 MeV]; measured Eγ, Iγ, γγ-, βγ-coin, half-lives by line-shape method using 8pi array. 10,11Be; deduced levels, J, π, branching ratios, B(E1), delayed neutron emission probabilities.
doi: 10.1103/PhysRevC.80.034318
2008FI07 Phys.Rev. C 78, 025502 (2008) P.Finlay, G.C.Ball, J.R.Leslie, C.E.Svensson, I.S.Towner, R.A.E.Austin, D.Bandyopadhyay, A.Chaffey, R.S.Chakrawarthy, P.E.Garrett, G.F.Grinyer, G.Hackman, B.Hyland, R.Kanungo, K.G.Leach, C.M.Mattoon, A.C.Morton, C.J.Pearson, A.A.Phillips, J.J.Ressler, F.Sarazin, H.Savajols, M.A.Schumaker, J.Wong High-precision branching ratio measurement for the superallowed β+ emitter 62Ga RADIOACTIVITY 62Ga(β+); measured Eγ, Iγ, Eβ, βγ-coin, branching ratios; deduced ft values. 62Zn; deduced levels, J, π. 10C, 14O, 22Mg, 26mAl, 34Cl, 34Ar, 38mK, 42Sc, 46V, 50Mn, 54Co, 62Ga, 74Rb; systematics of superallowed β decays and ft values.
doi: 10.1103/PhysRevC.78.025502
2008GR03 Phys.Rev. C 77, 015501 (2008) G.F.Grinyer, P.Finlay, C.E.Svensson, G.C.Ball, J.R.Leslie, R.A.E.Austin, D.Bandyopadhyay, A.Chaffey, R.S.Chakrawarthy, P.E.Garrett, G.Hackman, B.Hyland, R.Kanungo, K.G.Leach, C.M.Mattoon, A.C.Morton, C.J.Pearson, A.A.Phillips, J.J.Ressler, F.Sarazin, H.Savajols, M.A.Schumaker, J.Wong High-precision half-life determination for the superallowed β+ emitter 62Ga RADIOACTIVITY 62Ga(β+) [from Zr(p, γ), E=500 MeV]; measured Eγ, β+ particles; deduced half-life.
doi: 10.1103/PhysRevC.77.015501
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
2008MY01 Phys.Rev. C 77, 035803 (2008) S.Mythili, B.Davids, T.K.Alexander, G.C.Ball, M.Chicoine, R.S.Chakrawarthy, R.Churchman, J.S.Forster, S.Gujrathi, G.Hackman, D.Howell, R.Kanungo, J.R.Leslie, E.Padilla, C.J.Pearson, C.Ruiz, G.Ruprecht, M.A.Schumaker, I.Tanihata, C.Vockenhuber, P.Walden, S.Yen Lifetimes of states in 19Ne above the 15O+α breakup threshold NUCLEAR REACTIONS 3He(20Ne, α), E=34 MeV; measured Eγ, Iγ, γα-coin, α-spectra, lifetimes using Doppler Shift Attenuation Method; 19Ne; deduced levels, J, π. 15O(α, γ)19Ne; deduced reactions rates.
doi: 10.1103/PhysRevC.77.035803
2007GA26 Acta Phys.Pol. B38, 1169 (2007) P.E.Garrett, A.Andreyev, R.A.E.Austin, G.C.Ball, D.Bandyopadhyay, J.A.Becker, A.J.Boston, R.S.Chakrawarthy, D.Cline, R.J.Cooper, R.Churchman, D.Cross, D.Dashdorj, G.A.Demand, M.R.Dimmock, T.E.Drake, P.Finlay, F.Gagon-Miosan, A.T.Gallant, K.L.Green, A.N.Grint, G.F.Grinyer, G.Hackman, L.J.Harkness, A.B.Hayes, R.Kanungo, W.D.Kulp, K.G.Leach, G.Lee, J.R.Leslie, J.-P.Martin, C.Mattoon, W.J.Mills, A.C.Morton, S.Mythili, L.Nelson, O.Newman, P.J.Nolan, E.Padilla-Rodal, C.J.Pearson, A.A.Phillips, M.Porter-Peden, J.J.Ressler, R.Roy, C.Ruiz, H.Savajols, F.Sarazin, M.A.Schumaker, D.P.Scraggs, H.C.Scraggs, M.D.Strange, C.E.Svensson, J.C.Waddington, J.M.Wan, A.Whitbeck, S.J.Williams, J.Wong, J.L.Wood, C.Y.Wu, E.F.Zganjar Nuclear Structure Research at TRIUMF NUCLEAR REACTIONS Ti(20Na, 20Na'), (21Na, 21Na'), E=1.7 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation; deduced levels energies, σ, B(E2). RADIOACTIVITY 160Yb, 160Tm(EC); measured Eγ, Iγ, eγ-coinc. Deduced levels, J, π.
2007GA30 Nucl.Instrum.Methods Phys.Res. B261, 1084 (2007) P.E.Garrett, A.Andreyev, R.A.E.Austin, G.C.Ball, D.Bandyopadhyay, J.A.Becker, A.J.Boston, H.C.Boston, R.S.Chakrawarthy, R.Churchman, D.Cline, R.J.Cooper, D.Cross, D.Dashdorj, G.A.Demand, M.R.Dimmock, T.Drake, P.Finlay, K.Gagnon, A.T.Gallant, K.L.Green, A.N.Grint, G.F.Grinyer, G.Hackman, L.J.Harkness, A.B.Hayes, R.Kanungo, W.D.Kulp, K.G.Leach, G.Lee, J.R.Leslie, R.Maharaj, J.-P.Martin, C.Mattoon, W.J.Mills, A.C.Morton, L.Nelson, O.Newman, P.J.Nolan, E.Padilla-Rodal, C.J.Pearson, A.A.Phillips, M.Porter-Peden, J.J.Ressler, C.Ruiz, F.Sarazin, M.A.Schumaker, D.P.Scraggs, M.D.Strange, M.Subramanian, C.E.Svensson, J.C.Waddington, J.Wan, A.Whitbeck, S.J.Williams, J.L.Wood, J.C.Wong, C.Y.Wu, E.F.Zganjar The TRIUMF nuclear structure program and TIGRESS
doi: 10.1016/j.nimb.2007.04.258
2007GR18 Phys.Rev. C 76, 025503 (2007) G.F.Grinyer, M.B.Smith, C.Andreoiu, A.N.Andreyev, G.C.Ball, P.Bricault, R.S.Chakrawarthy, J.J.Daoud, P.Finlay, P.E.Garrett, G.Hackman, B.Hyland, J.R.Leslie, A.C.Morton, C.J.Pearson, A.A.Phillips, M.A.Schumaker, C.E.Svensson, J.J.Valiente-Dobon, S.J.Williams, E.F.Zganjar Half-life of the superallowed β+ emitter 18Ne RADIOACTIVITY 18Ne(β+); measured β-delayed γ-decays, T1/2.
doi: 10.1103/PhysRevC.76.025503
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
2007MA04 Phys.Rev. C 75, 017302 (2007) C.M.Mattoon, F.Sarazin, G.Hackman, E.S.Cunningham, R.A.E.Austin, G.C.Ball, R.S.Chakrawarthy, P.Finlay, P.E.Garrett, G.F.Grinyer, B.Hyland, K.A.Koopmans, J.R.Leslie, A.A.Phillips, M.A.Schumaker, H.C.Scraggs, J.Schwarzenberg, M.B.Smith, C.E.Svensson, J.C.Waddington, P.M.Walker, B.Washbrook, E.Zganjar β decay of 32Na RADIOACTIVITY 32Na(β-), (β-n), (β-2n) [from Ta(p, X)]; measured Eγ, Iγ, γγ-, βγ-coin. 32Mg deduced levels, J, π. 30,31Mg deduced transitions.
doi: 10.1103/PhysRevC.75.017302
2007MI14 Phys.Rev. C 75, 047302 (2007) W.J.Mills, J.J.Ressler, R.A.E.Austin, R.S.Chakrawarthy, D.S.Cross, A.Heinz, E.A.McCutchan, M.D.Strange Search for the low-lying (π1g9/2)4 6+2 state in 94Ru RADIOACTIVITY 94Rh(β+), (EC) [from 58Ni(40Ca, n3p)]; measured β-delayed Eγ, Iγ, γγ-coin. 94Ru deduced levels, J, π, configurations. Empirical shell model analysis.
doi: 10.1103/PhysRevC.75.047302
2007PA22 Phys.Lett. B 647, 243 (2007) N.S.Pattabiraman, Y.Gu, S.Frauendorf, U.Garg, T.Li, B.K.Nayak, X.Wang, S.Zhu, S.S.Ghugre, R.V.F.Janssens, R.S.Chakrawarthy, M.Whitehead, A.O.Macchiavelli Evidence for particle-hole excitations in the triaxial strongly-deformed well of 163Tm NUCLEAR REACTIONS 130Te(37Cl, 4n), E=170 MeV; measured Eγ, Iγ, γγ-coin. 163Tm deduced high-spin levels, J, π, triaxial superdeformed bands, B(M1)/B(E2). Gammasphere array, potential energy surface calculations.
doi: 10.1016/j.physletb.2007.01.057
2007SC01 Nucl.Instrum.Methods Phys.Res. A570, 437 (2007) M.A.Schumaker, G.Hackman, C.J.Pearson, C.E.Svensson, C.Andreoiu, A.Andreyev, R.A.E.Austin, G.C.Ball, D.Bandyopadhyay, A.J.Boston, R.S.Chakrawarthy, R.Churchman, T.E.Drake, P.Finlay, P.E.Garrett, G.F.Grinyer, B.Hyland, B.Jones, R.Maharaj, A.C.Morton, A.A.Phillips, F.Sarazin, H.C.Scraggs, M.B.Smith, J.J.Valiente-Dobon, J.C.Waddington, L.M.Watters Measured and simulated performance of Compton-suppressed TIGRESS HPGe clover detectors
doi: 10.1016/j.nima.2006.10.185
2007ZG01 Acta Phys.Pol. B38, 1179 (2007) E.F.Zganjar, T.Achtzehn, D.Albers, C.Andreoiu, A.N.Andreyev, R.A.E.Austin, G.C.Ball, J.A.Behr, G.C.Biosvert, P.Bricault, S.Bishop, R.S.Chakrawarthy, R.Churchman, D.Cross, E.Cunningham, J.M.D'Auria, M.Dombsky, P.Finlay, P.E.Garrett, G.F.Grinyer, G.Hackman, V.Hanemaayer, J.C.Hardy, D.F.Hodgson, B.Hyland, V.Iacob, P.Klages, K.A.Koopmans, W.D.Kulp, J.Lassen, J.P.Lavoie, J.R.Leslie, T.Linder, J.A.Macdonald, H.-B.Mak, D.Melconian, A.C.Morton, W.E.Ormand, C.J.Osborne, C.J.Pearson, M.R.Pearson, A.A.Phillips, A.Piechaczek, J.Ressler, F.Sarazin, G.Savard, M.A.Schumaker, H.C.Scraggs, C.E.Svensson, J.J.Valiente-Dobon, I.S.Towner, J.C.Waddington, P.M.Walker, K.Wendt, J.L.Wood Superallowed Beta Decay Studies at TRIUMF - Nuclear Structure and Fundamental Symmetries
2006CH10 Phys.Rev. C 73, 024306 (2006) R.S.Chakrawarthy, P.M.Walker, J.J.Ressler, E.F.Zganjar, G.C.Ball, M.B.Smith, A.N.Andreyev, S.F.Ashley, R.A.E.Austin, D.Bandyopadhyay, J.A.Becker, J.J.Carroll, D.S.Cross, D.Gohlke, J.J.Daoud, P.E.Garrett, G.F.Grinyer, G.Hackman, G.A.Jones, R.Kanungo, W.D.Kulp, Y.Litvinov, A.C.Morton, W.J.Mills, C.J.Pearson, R.Propri, C.E.Svensson, R.Wheeler, S.J.Williams Kπ = 0+ 2.29 s isomer in neutron-rich 174Tm RADIOACTIVITY 174Tm(IT) [from Ta(p, X)]; measured Eγ, Iγ, E(ce), I(ce), γγ-, (ce)γ-, (ce)(ce)-coin, T1/2. 174Tm deduced levels, J, π, configurations, ICC, B(E3).
doi: 10.1103/PhysRevC.73.024306
2006KA50 Phys.Rev. C 74, 045803 (2006) R.Kanungo, T.K.Alexander, A.N.Andreyev, G.C.Ball, R.S.Chakrawarthy, M.Chicoine, R.Churchman, B.Davids, J.S.Forster, S.Gujrathi, G.Hackman, D.Howell, J.R.Leslie, A.C.Morton, S.Mythili, C.J.Pearson, J.J.Ressler, C.Ruiz, H.Savajols, M.A.Schumaker, I.Tanihata, P.Walden, S.Yen Lifetime of 19Ne*(4.03 MeV) NUCLEAR REACTIONS 3He(20Ne, α), E=34 MeV; measured Eγ, Iγ, (particle)γ-coin, DSA. 19Ne level deduced T1/2, decay width.
doi: 10.1103/PhysRevC.74.045803
2006UG01 Nucl.Instrum.Methods Phys.Res. A565, 657 (2006) P.Ugorowski, R.Propri, S.A.Karamian, D.Gohlke, J.Lazich, N.Caldwell, R.S.Chakrawarthy, M.Helba, H.Roberts, J.J.Carroll Design and characterization of a compact multi-detector array for studies of induced gamma emission: Spontaneous decay of 178m2Hf as a test case RADIOACTIVITY 178mHf(IT); measured Eγ, Iγ, multiplicities.
doi: 10.1016/j.nima.2006.05.209
2006WH02 Phys.Rev. C 74, 027303 (2006) C.Wheldon, J.J.Valiente-Dobon, P.H.Regan, C.J.Pearson, C.Y.Wu, J.F.Smith, A.O.Macchiavelli, D.Cline, R.S.Chakrawarthy, R.Chapman, M.Cromaz, P.Fallon, S.J.Freeman, W.Gelletly, A.Gorgen, A.B.Hayes, H.Hua, S.D.Langdown, I.Y.Lee, X.Liang, Zs.Podolyak, G.Sletten, R.Teng, D.Ward, D.D.Warner, A.D.Yamamoto Observation of an isomeric state in 197Au NUCLEAR REACTIONS 198Pt(136Xe, X)195Au/197Au, E=850 MeV; measured prompt and delayed Eγ, Iγ, γγ-, (recoil)γ-coin. 197Au deduced levels, J, π, configurations, high-spin isomer T1/2. 195Au deduced transition. Gammasphere, Chico arrays.
doi: 10.1103/PhysRevC.74.027303
2005BA87 J.Phys.(London) G31, S1491 (2005) G.C.Ball, T.Achtzehn, D.Albers, J.S.Al-Khalili, C.Andreoiu, A.Andreyev, S.F.Ashley, R.A.E.Austin, J.A.Becker, P.Bricault, S.Chan, R.S.Chakrawarthy, R.Churchman, H.Coombes, E.S.Cunningham, J.Daoud, M.Dombsky, T.E.Drake, B.Eshpeter, P.Finlay, P.E.Garrett, C.Geppert, G.F.Grinyer, G.Hackman, V.Hanemaayer, B.Hyland, G.A.Jones, K.A.Koopmans, W.D.Kulp, J.Lassen, J.P.Lavoie, J.R.Leslie, Y.Litvinov, J.A.Macdonald, C.Mattoon, D.Melconian, A.C.Morton, C.J.Osborne, C.J.Pearson, M.Pearson, A.A.Phillips, J.J.Ressler, F.Sarazin, M.A.Schumaker, J.Schwarzenberg, H.C.Scraggs, M.B.Smith, C.E.Svensson, J.J.Valiente-Dobon, J.C.Waddington, P.M.Walker, K.Wendt, S.J.Williams, J.L.Wood, E.F.Zganjar High-resolution γ-ray spectroscopy: a versatile tool for nuclear β-decay studies at TRIUMF-ISAC
doi: 10.1088/0954-3899/31/10/019
2005CH67 Eur.Phys.J. A 25, Supplement 1, 125 (2005) R.S.Chakrawarthy, P.M.Walker, M.B.Smith, A.N.Andreyev, S.F.Ashley, G.C.Ball, J.A.Becker, J.J.Daoud, P.E.Garrett, G.Hackman, G.A.Jones, Y.Litvinov, A.C.Morton, C.J.Pearson, C.E.Svensson, S.J.Williams, E.F.Zganjar Discovery of a new 2.3 s isomer in neutron-rich 174Tm RADIOACTIVITY 174Tm(IT) [from Ta(p, X), E=500 MeV]; measured Eγ, Iγ, γγ-coin following decay of mass-separated sources; deduced T1/2. Discussed K-hindrance and Nilsson configuration of new level.
doi: 10.1140/epjad/i2005-06-169-x
2005GR07 Phys.Rev. C 71, 044309 (2005) G.F.Grinyer, C.E.Svensson, C.Andreoiu, A.N.Andreyev, R.A.E.Austin, G.C.Ball, R.S.Chakrawarthy, P.Finlay, P.E.Garrett, G.Hackman, J.C.Hardy, B.Hyland, V.E.Iacob, K.A.Koopmans, W.D.Kulp, J.R.Leslie, J.A.Macdonald, A.C.Morton, W.E.Ormand, C.J.Osborne, C.J.Pearson, A.A.Phillips, F.Sarazin, M.A.Schumaker, H.C.Scraggs, J.Schwarzenberg, M.B.Smith, J.J.Valiente-Dobon, J.C.Waddington, J.L.Wood, E.F.Zganjar High precision measurements of 26Na β- decay RADIOACTIVITY 26Na(β-) [from Si, Ta(p, X)]; measured Eγ, Iγ, T1/2; deduced log ft. 26Mg deduced levels, J, π, β-feeding intensities.
doi: 10.1103/PhysRevC.71.044309
2005NA37 Phys.Rev. C 72, 044304 (2005) S.Naguleswaran, R.S.Chakrawarthy, U.Garg, K.L.Lamkin, G.Smith, J.C.Walpe, A.Galindo-Uribarri, V.P.Janzen, D.C.Radford, R.Kaczarowski, D.B.Fossan, D.R.Lafosse, P.Vaska, Ch.Droste, T.Morek, S.Pilotte, J.DeGraaf, T.Drake, R.Wyss Magnetic and intruder rotational bands in 113In NUCLEAR REACTIONS 100Mo(18O, 4np), E=95 MeV; 110Pd(7Li, 4n), E=36 MeV; measured Eγ, Iγ, γγ-coin. 113In deduced high-spin levels, J, π, configurations, shape coexistence. Cranked mean-field calculations.
doi: 10.1103/PhysRevC.72.044304
2005PE18 Phys.Rev. C 72, 031304 (2005) R.Peusquens, R.S.Chakrawarthy, A.Dewald, P.Petkov, P.von Brentano, R.Krucken, S.Kasemann, H.Tiesler, K.O.Zell, S.Lunardi, D.Bazzacco, F.Brandolini, N.H.Medina, P.Pavan, C.M.Petrache, C.Rossi-Alvarez, G.de Angelis, G.Maron, M.de Poli, D.R.Napoli Decay out of the highly deformed band in 133Nd NUCLEAR REACTIONS 104Pd(32S, n2p), E=135 MeV; measured Doppler-shifted Eγ, Iγ, γγ-coin. 133Nd levels deduced T1/2, B(E2), decay-out mechanism for highly deformed rotational band. GASP array, recoil-distance method.
doi: 10.1103/PhysRevC.72.031304
2005RE11 Acta Phys.Pol. B36, 1313 (2005) P.H.Regan, C.Wheldon, A.D.Yamamoto, J.J.Valiente-Dobon, D.Cline, C.Y.Wu, A.O.Macchiavelli, F.R.Xu, J.F.Smith, K.Andgren, R.S.Chakrawarthy, M.Cromaz, P.Fallon, S.J.Freeman, A.Gorgen, A.Hayes, H.Hua, S.D.Langdown, I-Y.Lee, C.J.Pearson, Zs.Podolyak, R.Teng Vibrational and rotational sequences in 101Mo and 103, 4Ru studied via multinucleon transfer reactions NUCLEAR REACTIONS 100Mo(136Xe, X)101Mo/103Ru/104Ru, E=700 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin. 101Mo, 103,104Ru deduced high-spin levels, J, π, configurations. Gammasphere, Chico arrays.
2005SV01 J.Phys.(London) G31, S1663 (2005) C.E.Svensson, P.Amaudruz, C.Andreoiu, A.Andreyev, R.A.E.Austin, G.C.Ball, D.Bandyopadhyay, A.J.Boston, R.S.Chakrawarthy, A.A.Chen, R.Churchman, T.E.Drake, P.Finlay, P.E.Garrett, G.F.Grinyer, G.Hackman, B.Hyland, B.Jones, R.Kanungo, R.Maharaj, J.P.Martin, D.Morris, A.C.Morton, C.J.Pearson, A.A.Phillips, J.J.Ressler, R.Roy, F.Sarazin, M.A.Schumaker, H.C.Scraggs, M.B.Smith, N.Starinsky, J.J.Valiente-Dobon, J.C.Waddington, L.M.Watters TIGRESS: TRIUMF-ISAC gamma-ray escape-suppressed spectrometer
doi: 10.1088/0954-3899/31/10/050
2005WI20 J.Phys.(London) G31, S1979 (2005) S.J.Williams, P.M.Jenneson, P.E.Garrett, P.H.Regan, C.Andreoiu, G.C.Ball, R.S.Chakrawarthy, J.J.Daoud, G.F.Grinyer, G.Hackman, B.Hyland, N.A.Mlwilo, A.C.Morton, C.J.Pearson, J.J.Ressler, M.A.Schumaker, M.B.Smith, C.E.Svensson, J.J.Valiente Dobon Testing the integration of BaF2 detectors into the 8π array: fast-timing measurements at TRIUMF RADIOACTIVITY 26Na(β-); 152Eu(β-), (EC); measured Eγ, Iγ, γγ-, βγ-coin. 152Sm level deduced T1/2.
doi: 10.1088/0954-3899/31/10/114
2004RE11 Laser Phys.Lett. 1, 317 (2004) P.H.Regan, J.J.Valiente-Dobon, C.Wheldon, C.Y.Wu, J.F.Smith, A.O.Macchiavelli, D.Cline, R.S.Chakrawarthy, R.Chapman, M.Cromaz, P.Fallon, S.J.Freeman, A.Gorgen, W.Gelletly, A.Hayes, S.D.Langdown, I.Y.Lee, X.Liang, C.J.Pearson, Zs.Podolyak, R.Teng, D.Ward, D.D.Warner, A.D.Yamamoto Production of exotic nuclear isomers in multi-nucleon transfer reactions NUCLEAR REACTIONS 198Pt(136Xe, X), E=850 MeV; measured prompt and delayed Eγ, Iγ, γγ-, (particle)γ-coin following multinucleon transfer reactions. 198Pt deduced levels, J, π. 184W, 185Re, 191,192,195Os, 192,198Pt, 193Au deduced transitions, high-spin isomeric states T1/2. 136Ba, 133,134,136Xe deduced delayed transitions. Gammasphere, Chico arrays.
doi: 10.1002/lapl.200410073
2004SM10 Nucl.Phys. A746, 617c (2004) M.B.Smith, P.M.Walker, R.S.Chakrawarthy, R.A.E.Austin, G.C.Ball, J.J.Carroll, E.Cunningham, P.Finlay, P.E.Garrett, G.F.Grinyer, G.Hackman, B.Hyland, K.Koopmans, W.D.Kulp, J.R.Leslie, A.A.Phillips, R.Propri, P.H.Regan, F.Sarazin, M.A.Schumaker, H.C.Scraggs, T.Shizuma, C.E.Svensson, J.von Schwarzenberg, J.C.Waddington, D.Ward, J.L.Wood, B.Washbrook, E.F.Zganjar Studies of high-K isomers at TRIUMF-ISAC RADIOACTIVITY 178Hf, 178,179Lu(IT) [from Ta(p, X)]; measured Eγ, Iγ, γγ-coin following high-spin isomer decay.
doi: 10.1016/j.nuclphysa.2004.09.101
2004VA03 Phys.Rev. C 69, 024316 (2004) J.J.Valiente-Dobon, P.H.Regan, C.Wheldon, C.Y.Wu, N.Yoshinaga, K.Higashiyama, J.F.Smith, D.Cline, R.S.Chakrawarthy, R.Chapman, M.Cromaz, P.Fallon, S.J.Freeman, A.Gorgen, W.Gelletly, A.Hayes, H.Hua, S.D.Langdown, I.Y.Lee, X.Liang, A.O.Macchiavelli, C.J.Pearson, Zs.Podolyak, G.Sletten, R.Teng, D.Ward, D.D.Warner, A.D.Yamamoto 136Ba studied via deep-inelastic collisions: Identification of the (νh11/2)-210+ isomer NUCLEAR REACTIONS 198Pt(136Xe, X), E=850 MeV; measured prompt and delayed Eγ, Iγ, γγ-, (particle)γ-coin. 136Ba deduced levels, J, π, B(E2), isomer T1/2. 128,130Te, 131,133I, 132,136Xe, 138Ba, 137La, 184W, 185Re, 191,192,195Os, 192,198Pt, 193Au; deduced isomers T1/2. Gammasphere, Chico arrays.
doi: 10.1103/PhysRevC.69.024316
2004WH02 Eur.Phys.J. A 20, 365 (2004) C.Wheldon, J.J.Valiente-Dobon, P.H.Regan, C.J.Pearson, C.Y.Wu, J.F.Smith, A.O.Macchiavelli, D.Cline, R.S.Chakrawarthy, R.Chapman, M.Cromaz, P.Fallon, S.J.Freeman, A.Gorgen, W.Gelletly, A.Hayes, H.Hua, S.D.Langdown, I.Y.Lee, X.Liang, Zs.Podolyak, G.Sletten, R.Teng, D.Ward, D.D.Warner, A.D.Yamamoto Multi-quasiparticle states in 184W via multi-nucleon transfer NUCLEAR REACTIONS 198Pt(136Xe, X)184W, E=850 MeV; measured prompt and delayed Eγ, Iγ, γγ-, (recoil)γ-coin. 184W deduced levels, J, π, configurations, isomer T1/2. Gammasphere, Chico arrays, comparison with model predictions.
doi: 10.1140/epja/i2003-10189-8
2003RE29 Phys.Rev. C 68, 044313 (2003) P.H.Regan, A.D.Yamamoto, F.R.Xu, C.Y.Wu, A.O.Macchiavelli, D.Cline, J.F.Smith, S.J.Freeman, J.J.Valiente-Dobon, K.Andgren, R.S.Chakrawarthy, M.Cromaz, P.Fallon, W.Gelletly, A.Gorgen, A.Hayes, H.Hua, S.D.Langdown, I.-Y.Lee, C.J.Pearson, Zs.Podolyak, R.Teng, C.Wheldon Binary-reaction spectroscopy of 99, 100Mo: Intruder alignment systematics in N = 57 and N = 58 isotones NUCLEAR REACTIONS 100Mo(136Xe, X)99Mo/100Mo, E=700 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin. 99,100Mo deduced levels, J, configurations, rotational band features. Gammasphere, Chico arrays. Cranked mean-field, total Routhian surface calculations.
doi: 10.1103/PhysRevC.68.044313
2003ZH25 Phys.Rev.Lett. 91, 132501 (2003) S.Zhu, U.Garg, B.K.Nayak, S.S.Ghugre, N.S.Pattabiraman, D.B.Fossan, T.Koike, K.Starosta, C.Vaman, R.V.F.Janssens, R.S.Chakrawarthy, M.Whitehead, A.O.Macchiavelli, S.Frauendorf A Composite Chiral Pair of Rotational Bands in the Odd-A Nucleus 135Nd NUCLEAR REACTIONS 110Pd(30Si, 5n), E=133 MeV; measured Eγ, Iγ, γγ-coin. 135Nd deduced high-spin levels, J, π, three-quasiparticle chiral structure. Gammasphere array.
doi: 10.1103/PhysRevLett.91.132501
2002CU05 Phys.Rev. C66, 034308 (2002) D.M.Cullen, L.K.Pattison, R.S.Chakrawarthy, D.Dobson, J.L.Durell, S.J.Freeman, D.T.Scholes, C.Scholey, E.S.Paul, P.T.W.Choy, P.T.Greenlees, P.M.Jones, R.Julin, S.Juutinen, A.Keenan, H.Kettunen, P.Kuusiniemi, M.Leino, A.-P.Leppanen, P.Nieminen, J.Pakarinen, P.Rahkila, J.Uusitalo, M.A.Bentley, D.T.Joss Identification of Excited States in Doubly Odd 63140Eu77 by Recoil-Isomer Tagging NUCLEAR REACTIONS 107Ag(36Ar, n2p), E=152, 181 MeV; measured prompt and delayed Eγ, Iγ, γγ-, (recoil)γ-coin; deduced production σ. 140Eu deduced high-spin levels, possible J, π, configurations, isomer T1/2. Jurosphere II array, recoil-isomer tagging.
doi: 10.1103/PhysRevC.66.034308
2000ST07 Phys.Rev. C61, 044325 (2000) O.Stuch, K.Jessen, R.S.Chakrawarthy, A.Dewald, R.Kuhn, R.Krucken, P.Petkov, R.Peusquens, H.Tiesler, D.Weil, I.Wiedenhover, K.O.Zell, P.von Brentano, C.Ender, T.Hartlein, F.Kock, O.Koschorrek, P.Reiter Coincidence Recoil-Distance Doppler-Shift Lifetime Measurements in 129, 130Ba with EUROBALL Ge Cluster Detectors NUCLEAR REACTIONS 116Cd(18O, 4n), (18O, 5n), E=76 MeV; measured Doppler-shifted Eγ, Iγ, γγ-coin. 129,130Ba deduced high-spin levels, J, π, T1/2, B(E2), deformation. Euroball cluster detectors, recoil-distance technique.
doi: 10.1103/PhysRevC.61.044325
1999CH41 Pramana 53, 407 (1999) M1 and E2 Band Structures in the Sn-Xe-Ba Region
doi: 10.1007/s12043-999-0006-y
1999SC20 Phys.Rev. C60, 014312 (1999) I.Schneider, R.S.Chakrawarthy, I.Wiedenhover, A.Schmidt, H.Meise, P.Petkov, A.Dewald, P.von Brentano, O.Stuch, K.Jessen, D.Weisshaar, C.Schumacher, O.Vogel, G.Sletten, B.Herskind, M.Bergstrom, J.Wrzesinski Magnetic Dipole Band in 124Xe NUCLEAR REACTIONS 110Pd(18O, 4n), E=86 MeV; measured Eγ, Iγ, γγ-coin. 124Xe deduced high-spin levels, J, π, B(M1)/B(E2), configurations, magnetic dipole band. Nordball array.
doi: 10.1103/PhysRevC.60.014312
1999VO07 Eur.Phys.J. A 4, 323 (1999) O.Vogel, R.S.Chakrawarthy, A.Dewald, P.Petkov, K.Jessen, J.Gableske, P.von Brentano, D.Bazzacco, A.Gizon, J.Gizon, S.Lunardi, D.R.Napoli, P.Pavan, C.Rossi Alvarez, I.Wiedenhover High Spin States in 128Ba NUCLEAR REACTIONS 96Zr(36S, 4n), E=150 MeV; measured Eγ, Iγ, γγ-coin. 128Ba deduced high-spin levels, J, π, configurations. Gasp array.
doi: 10.1007/s100500050238
1998CH35 Eur.Phys.J. A 3, 5 (1998) R.S.Chakrawarthy, B.S.Nara Singh, R.G.Pillay Band Structures in 108In NUCLEAR REACTIONS 93Nb(19F, 3np), E=86 MeV; measured Eγ, Iγ, γγ-coin. 108In deduced high-spin levels, J, π, rotational bands, configurations.
doi: 10.1007/s100500050142
1998CH39 Eur.Phys.J. A 2, 323 (1998) R.S.Chakrawarthy, P.von Brentano, J.Gableske, A.Dewald, R.Wirowski, S.Albers, M.Schimmer Intruder Bands in 113Sn NUCLEAR REACTIONS 100Mo(18O, 5n), E=70 MeV; measured Eγ, Iγ, γγ-coin. 113Sn deduced high-spin levels, J, π, configurations, rotational bands features.
doi: 10.1007/s100500050125
1998DE48 Eur.Phys.J. A 3, 103 (1998) A.Dewald, A.Schmidt, G.Alexius, O.Vogel, R.S.Chakrawarthy, D.Bazzacco, P.von Brentano, A.Gizon, J.Gizon, S.Lunardi, D.R.Napoli, P.Pavan, C.Rossi Alvarez, I.Wiedenhover Five-Quasiparticle Bands in 127Ba NUCLEAR REACTIONS 96Zr(36S, 5n), E=150 MeV; measured Eγ, Iγ, γγ-coin. 127Ba deduced high-spin levels, J, π, rotational bands properties. GASP spectrometer.
doi: 10.1007/s100500050153
1997CH01 Phys.Rev. C55, 155 (1997) M1 Bands and Intruder Bands in 113In NUCLEAR REACTIONS 110Pd(7Li, 4n), E=40 MeV; measured γγ-coin, Iγ(θ), DCO, oriented nuclei. 113In deduced high-spin levels, J, π, band structure, γ-multipolarity, configurations, alignment features. Total Routhian surface, cranked shell model calculations.
doi: 10.1103/PhysRevC.55.155
1996CH36 Phys.Rev. C54, 2319 (1996) πh11/2 Intruder and πg9/2-1 Strongly Coupled Bands in 115Sb NUCLEAR REACTIONS 100Mo(19F, 4n), E=82 MeV; measured Eγ, Iγ, γγ-coin, DCO ratios, Iγ(θ). 115Sb deduced high-spin levels, J, π, γ-multipolarity, B(λ) ratios, band structure. Cranked shell model comparison.
doi: 10.1103/PhysRevC.54.2319
1996CH37 Phys.Rev. C54, 2771 (1996) High Spin States in 109Sn NUCLEAR REACTIONS 94Mo(19F, 3np), E=88 MeV; measured γγ-coin, DCO. 109Sn deduced high-spin levels, J, π, relative Iγ, band structure, configurations.
doi: 10.1103/PhysRevC.54.2771
1995SI10 Z.Phys. A351, 3 (1995) J.Singh, J.Goswamy, A.Sharma, H.Kaur, D.Mehta, N.Singh, P.N.Trehan, R.K.Bhowmik, R.S.Chakrawarthy, P.Singh, B.Srinivasan High Spin Structures in 119Te NUCLEAR REACTIONS 110Pd(13C, 4n), E=66 MeV; 110Pd(12C, 3n), E=55 MeV; measured γγ-coin. 119Te deduced levels, J, π, high-spin, band structure, configurations.
doi: 10.1007/BF01292776
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