NSR Query Results

Output year order : Descending
Format : Normal

NSR database version of April 26, 2024.

Search: Author = S.Waniganeththi

Found 5 matches.

Back to query form

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

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 T_1/2, Q-value, α-decay branchings and widths. Comparison to other experimental data. and predictions of theoretical models.

doi: 10.1103/PhysRevC.106.L061301
Citations: PlumX Metrics

2022WA34      Phys.Rev. C 106, 044317 (2022)

S.Waniganeththi, D.E.M.Hoff, A.M.Rogers, C.J.Lister, P.C.Bender, K.Brandenburg, K.Childers, J.A.Clark, A.C.Dombos, E.R.Doucet, S.Jin, R.Lewis, S.N.Liddick, Z.Meisel, C.Morse, H.Schatz, K.Schmidt, D.Soltesz, S.K.Subedi

Establishing the ground-state spin of ⁷¹Kr

RADIOACTIVITY ⁷¹Kr(EC), (β⁺), (β⁺p) [from ⁹Be(⁹²Mo, X), E=140 MeV/nucleon, followed by separation of fragments using A1900 fragment separator and a Radio Frequency Fragment Separator (RFFS) at the NSCL-MSU facility]; measured particle identification plot of implanted ions, Eγ, Iγ, E(p), I(p), (implants)β-coin, (implants)(β-delayed protons)-coin, (implants)γγ-coin, (implants)βγ-coin, T_1/2 of decay of ⁷¹Kr; deduced absolute number of βγ-coin events, β events, absolute γ intensities, and intensities of β-delayed protons, logft for ground-state to ground-state superallowed β transition using SeGA array with 16 HPGe detectors for γ detection, and double-sided silicon-strip detector (DSSSDs) for particle detection. ⁷¹Kr; deduced Jπ and T_1/2 of the ground state, decay branching ratios. ⁷⁰Br; deduced T_1/2 of the 0+ g.s. and 9+ isomer. ⁷¹Br, ⁷⁰Se; deduced levels, J, π, β feedings, logft, I(p) feedings. Discussed structure of ⁷¹Kr and ⁷¹Br mirror nuclei. Comparison with previous experimental results.

doi: 10.1103/PhysRevC.106.044317
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

2020HO06      Nature(London) 580, 52 (2020)

D.E.M.Hoff, A.M.Rogers, S.M.Wang, P.C.Bender, K.Brandenburg, K.Childers, J.A.Clark, A.C.Dombos, E.R.Doucet, S.Jin, R.Lewis, S.N.Liddick, C.J.Lister, Z.Meisel, C.Morse, W.Nazarewicz, H.Schatz, K.Schmidt, D.Soltesz, S.K.Subedi, S.Waniganeththi

Mirror-symmetry violation in bound nuclear ground states

RADIOACTIVITY ⁷³Sr(β⁺p), (β⁺), (EC) [from Be(⁹²Mo, X), E=140 MeV/nucleon]; measured decay products, Eβ, Iβ, Ep, Ip; deduced T_1/2, γ-ray energies, level scheme, J, π, branching ratios, isobaric-analogue state (IAS), log ft. Comparison with calculations, available data.

doi: 10.1038/s41586-020-2123-1
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

2020HO17      Phys.Rev. C 102, 045810 (2020)

D.E.M.Hoff, A.M.Rogers, Z.Meisel, P.C.Bender, K.Brandenburg, K.Childers, J.A.Clark, A.C.Dombos, E.R.Doucet, S.Jin, R.Lewis, S.N.Liddick, C.J.Lister, C.Morse, H.Schatz, K.Schmidt, D.Soltesz, S.K.Subedi, S.M.Wang, S.Waniganeththi

Influence of ⁷³Rb on the ashes of accreting neutron stars

RADIOACTIVITY ⁷³Sr(β⁺), (β⁺p)[from ⁹Be(⁹²Mo, X), E=140 MeV/nucleon, followed by the separation and purification of ⁷³Sr beam by A1900 and radiofrequency fragment separators at NSCL-MSU, and implanted in double-sided silicon strip detector]; measured Ep, Ip. ⁷³Rb; deduced energy of the isobaric analogue state (IAS), J, π, isospin, S(p), β⁺+ϵ feedings and logft for transitions to the 3/2- g.s. and the IAS, influence of ⁷³Rb S(p) on x-ray bursts, and impact on the products of the rp process. Bayesian analysis of beta-delayed proton spectrum.

ATOMIC MASSES ⁷³Rb, ⁷³Sr; analyzed mass excesses by IMME analysis for A=73 isobars of ⁷³Sr, ⁷³Rb, ⁷³Kr and ⁷³Br; deduced mass excesses for ⁷³Rb and ⁷³Sr, and S(p) for ⁷³Rb. Comparison with data in AME2016.

doi: 10.1103/PhysRevC.102.045810
Citations: PlumX Metrics