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NSR database version of April 26, 2024.

Search: Author = R.Umashankar

Found 4 matches.

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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
Citations: PlumX Metrics

2021OL03      Phys.Rev. C 104, 034307 (2021)

B.Olaizola, A.Babu, R.Umashankar, A.B.Garnsworthy, G.C.Ball, V.Bildstein, M.Bowry, C.Burbadge, R.Cabellero-Folch, I.Dillmann, A.Diaz-Varela, R.Dunlop, A.Estrade, P.E.Garrett, G.Hackman, A.D.MacLean, J.Measures, C.J.Pearson, B.Shaw, D.Southall, C.E.Svensson, J.Turko, K.Whitmore, T.Zidar

¹⁴⁵Ba and ^{145, 146}La structure from lifetime measurements

RADIOACTIVITY ^145,146Cs(β^-), (β^-n)[from U(p, F), E=478 MeV from TRIUMF cyclotron, followed by mass separation of fragments of interest in the TRIUMF-ISAC facility, and ions stopped in a mylar tape]; measured Eγ, half-lives of levels by βγγ(t) fast timing method using GRIFFIN array with 12 HPGe clover detectors, four cylindrical LaBr₃(Ce) scintillators for fast timing of γ rays, SCEPTAR array of ten plastic scintillators for β tagging, and a thin fast plastic scintillator for β timing signal. ^144,145,146Ba, ^145,146La; deduced levels, J, π, T_1/2 of excited states, B(E1), B(M1), B(E2). Comparison with previous experimental results.

doi: 10.1103/PhysRevC.104.034307
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

2020GA27      Phys.Rev.Lett. 125, 172501 (2020)

F.H.Garcia, C.Andreoiu, G.C.Ball, A.Bell, A.B.Garnsworthy, F.Nowacki, C.M.Petrache, A.Poves, K.Whitmore, F.A.Ali, N.Bernier, S.S.Bhattacharjee, M.Bowry, R.J.Coleman, I.Dillmann, I.Djianto, A.M.Forney, M.Gascoine, G.Hackman, K.G.Leach, A.N.Murphy, C.R.Natzke, B.Olaizola, K.Ortner, E.E.Peters, M.M.Rajabali, K.Raymond, C.E.Svensson, R.Umashankar, J.Williams, D.Yates

Absence of Low-Energy Shape Coexistence in ⁸⁰Ge: The Nonobservation of a Proposed Excited 0⁺₂ Level at 639 keV

RADIOACTIVITY ⁸⁰Ga(β^-); measured decay products, Eγ, Iγ, Eβ, Iβ, γ-γ-coin.; deduced γ-ray energies and intensities, J, π, partial level scheme, lack of evidence for low-energy shape coexistence. Comparison with large-scale shell model calculations.

doi: 10.1103/PhysRevLett.125.172501
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Data from this article have been entered in the XUNDL database. For more information, click here.

2019AY03      Phys.Rev.Lett. 123, 082501 (2019)

Y.Ayyad, B.Olaizola, W.Mittig, G.Potel, V.Zelevinsky, M.Horoi, S.Beceiro Novo, M.Alcorta, C.Andreoiu, T.Ahn, M.Anholm, L.Atar, A.Babu, D.Bazin, N.Bernier, S.S.Bhattacharjee, M.Bowry, R.Caballero-Folch, M.Cortesi, C.Dalitz, E.Dunling, A.B.Garnsworthy, M.Holl, B.Kootte, K.G.Leach, J.S.Randhawa, Y.Saito, C.Santamaria, P.Siuryte, C.E.Svensson, R.Umashankar, N.Watwood, D.Yates

Direct Observation of Proton Emission in ¹¹Be

RADIOACTIVITY ¹¹Be(β^-p) [from U(p, X), E=480 MeV]; measured decay products, Eβ, Iβ, Ep, Ip; deduced level energy, resonance parameters, J, π. Comparison with available data.

doi: 10.1103/PhysRevLett.123.082501
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.