NSR Query Results


Output year order : Descending
Format : Normal

NSR database version of May 24, 2024.

Search: Author = B.Abromeit

Found 17 matches.

Back to query form



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
Citations: PlumX Metrics

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


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
Citations: PlumX Metrics

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


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
Citations: PlumX Metrics

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


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
Citations: PlumX Metrics

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


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
Citations: PlumX Metrics

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


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
Citations: PlumX Metrics

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


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
Citations: PlumX Metrics

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


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
Citations: PlumX Metrics

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


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
Citations: PlumX Metrics

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


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
Citations: PlumX Metrics

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


2016HU02      Phys.Rev. C 93, 024315 (2016)

R.O.Hughes, J.T.Burke, R.J.Casperson, J.E.Escher, S.Ota, J.J.Ressler, N.D.Scielzo, R.A.E.Austin, B.Abromeit, N.J.Foley, E.McCleskey, M.McCleskey, H.I.Park, T.J.Ross, A.Saastamoinen

Investigation of 88Y via (p, dγ) reactions

NUCLEAR REACTIONS 89Y(p, d), E=28.5 MeV; measured E(d), I(d), Eγ, Iγ, dγ-, dγγ-coin, dγ(t) using STARLiTeR array of Si detectors for deuteron detection and five HPGe clover detectors for γ rays at Texas A and M Cyclotron Institute. 88Y; deduced levels, J, π, level population intensities. Discussed effect of γ-branching ratios in 88Y on determination of 87Y(n, γ) cross section via surrogate method.

doi: 10.1103/PhysRevC.93.024315
Citations: PlumX Metrics

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


2015LI33      Phys.Rev. C 92, 024319 (2015); Erratum Phys.Rev. C 94, 069904 (2016)

S.N.Liddick, W.B.Walters, C.J.Chiara, R.V.F.Janssens, B.Abromeit, A.Ayres, A.Bey, C.R.Bingham, M.P.Carpenter, L.Cartegni, J.Chen, H.L.Crawford, I.G.Darby, R.Grzywacz, J.Harker, C.R.Hoffman, S.Ilyushkin, F.G.Kondev, N.Larson, M.Madurga, D.Miller, S.Padgett, S.V.Paulauskas, M.M.Rajabali, K.Rykaczewski, D.Seweryniak, S.Suchyta, S.Zhu

Analogous intruder behavior near Ni, Sn, and Pb isotopes

RADIOACTIVITY 69Fe, 69Co, 69Ni(β-)[from 9Be(78Kr, X), E=140 MeV/nucleon]; measured Eγ, Iγ, (ion)γ- and βγ- correlated events, half-lives of ground states of 69Co, 69Fe, and half-life of an isomer in 69Co, absolute intensities of γ rays from the decay of directly produced 69Co and that from the decay of 69Fe using BCS system and SEGA array at NSCL-MSU facility. 69Cu, 69Co; deduced levels in 69Cu, and isomer in 69Co, J, π, intruder configuration; identified and discussed proton particle-hole intruder states originating from excitations across Z=28. 68Fe, 68Co(β-); observed γ.

NUCLEAR REACTIONS 208Pb(70Zn, X)71Cu, E=440 MeV; measured Eγ, Iγ, γγ-coin using Gammasphere array at ATLAS-ANL facility. 71Cu; deduced high-spin levels, J, π, band; discussed systematics of level structure and proton particle-hole intruder states in 67,69,71Cu.

doi: 10.1103/PhysRevC.92.024319
Citations: PlumX Metrics

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


2015OT02      Phys.Rev. C 92, 054603 (2015)

S.Ota, J.T.Burke, R.J.Casperson, J.E.Escher, R.O.Hughes, J.J.Ressler, N.D.Scielzo, I.J.Thompson, R.A.E.Austin, B.Abromeit, N.J.Foley, E.McCleskey, M.McCleskey, H.I.Park, A.Saastamoinen, T.J.Ross

Spin differences in the 90Zr compound nucleus induced by (p, p'), (p, d), and (p, t) surrogate reactions

NUCLEAR REACTIONS 90Zr(p, p'), (p, np), 91Zr(p, d), 92Zr(p, t), E=28.56 MeV; measured light-ion particle spectra, angular distributions, Eγ, Iγ, (particle)γ-coin, using STARLiTeR detector system at Texas A and M cyclotron facility; deduced γ-decay probabilities as functions of 90Zr excitation energy, angular momentum, and particle scattering angle. Enriched targets. 89,90Zr; deduced levels, J, π. 89Zr(n, γ); discussed relevance to determination of σ by surrogate reaction approach.

doi: 10.1103/PhysRevC.92.054603
Citations: PlumX Metrics


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
Citations: PlumX Metrics

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


2013LI04      Phys.Rev. C 87, 014325 (2013)

S.N.Liddick, B.Abromeit, A.Ayres, A.Bey, C.R.Bingham, B.A.Brown, L.Cartegni, H.L.Crawford, I.G.Darby, R.Grzywacz, S.Ilyushkin, M.Hjorth-Jensen, N.Larson, M.Madurga, D.Miller, S.Padgett, S.V.Paulauskas, M.M.Rajabali, K.Rykaczewski, S.Suchyta

Low-energy level schemes of 66, 68Fe and inferred proton and neutron excitations across Z=28 and N=40

RADIOACTIVITY 66,68Mn(β-)[from 9Be(86Kr, X), E=140 MeV/nucleon]; measured Eγ, Iγ, (Mn ions)γ-, γγ-coin, Eβ, Iβ, T1/2 using the BCS system and SeGA array at NSCL facility. 66,68Fe; deduced levels, J, π, β feedings, logft. 66,68Fe, 68Ni; comparison of experimental levels, J, π with shell-model calculations.

doi: 10.1103/PhysRevC.87.014325
Citations: PlumX Metrics

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


2012LI02      Phys.Rev. C 85, 014328 (2012)

S.N.Liddick, B.Abromeit, A.Ayres, A.Bey, C.R.Bingham, M.Bolla, L.Cartegni, H.L.Crawford, I.G.Darby, R.Grzywacz, S.Ilyushkin, N.Larson, M.Madurga, D.Miller, S.Padgett, S.Paulauskas, M.M.Rajabali, K.Rykaczewski, S.Suchyta

Low-energy structure of 2766Co39 and 2768Co41 populated through β decay

RADIOACTIVITY 66,68Fe(β-)[from 9Be(86Kr, X), E=130 MeV/nucleon]; measured energy loss, time of flight, Iβ, Eγ, Iγ, γγ-, (recoil)γ-coin, half-life. A1900 Fragment separator and SeGA array at NSCL facility. 66,68Co; deduced levels, J, π, multipolarity, logft, spherical and Nilsson model configurations.

doi: 10.1103/PhysRevC.85.014328
Citations: PlumX Metrics

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


2011LI50      Phys.Rev. C 84, 061305 (2011)

S.N.Liddick, S.Suchyta, B.Abromeit, A.Ayres, A.Bey, C.R.Bingham, M.Bolla, M.P.Carpenter, L.Cartegni, C.J.Chiara, H.L.Crawford, I.G.Darby, R.Grzywacz, G.Gurdal, S.Ilyushkin, N.Larson, M.Madurga, E.A.McCutchan, D.Miller, S.Padgett, S.V.Paulauskas, J.Pereira, M.M.Rajabali, K.Rykaczewski, S.Vinnikova, W.B.Walters, S.Zhu

Shape coexistence along N=40

RADIOACTIVITY 64,66Mn(IT)[from 9Be(76Ge, X), E=140 MeV/nucleon]; 64,66Cr(β-)[from 9Be(86Kr, X), E=130 MeV/nucleon]; measured Eγ, Iγ, (fragment)βγ-, γγ-coin, γ(t), half-lives. 64,66Mn; deduced levels, J, π, beta feedings, log ft, configurations.

doi: 10.1103/PhysRevC.84.061305
Citations: PlumX Metrics

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


Back to query form