NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = E.McCleskey Found 13 matches. 2017JE01 Phys.Rev.Lett. 118, 062501 (2017) A.Jedele, A.B.McIntosh, K.Hagel, M.Huang, L.Heilborn, Z.Kohley, L.W.May, E.McCleskey, M.Youngs, A.Zarrella, S.J.Yennello Characterizing Neutron-Proton Equilibration in Nuclear Reactions with Subzeptosecond Resolution NUCLEAR REACTIONS 70Zn(70Zn, X), E=35 MeV/nucleon; measured reaction products, Eα, Iα; deduced fragment yields, neutron-proton equilibration. Comparison with available data.
doi: 10.1103/PhysRevLett.118.062501
2017MU04 Phys.Rev. C 95, 015805 (2017) J.M.Munson, E.B.Norman, J.T.Burke, R.J.Casperson, L.W.Phair, E.McCleskey, M.McCleskey, D.Lee, R.O.Hughes, S.Ota, A.Czeszumska, P.A.Chodash, A.J.Saastamoinen, R.A.E.Austin, A.E.Spiridon, M.Dag, R.Chyzh, M.S.Basunia, J.J.Ressler, T.J.Ross Decay branching ratios of excited 24Mg NUCLEAR REACTIONS 24Mg(α, α'), E=40 MeV; measured decay products identified by outgoing α particles, protons and γ rays from the resulting 20Ne, 23Na, and 23Mg daughters, (particle)(particle)-coin, αγ-coin using the STARLiTeR detector array at Texas A and M K150 cyclotron facility; deduced branching ratios for α-, proton- and neutron-emitting channels from the decay of unbound states in 24Mg. Possible surrogate reaction for 12C(12C, α)20Ne, 12C(12C, p)23Na, 12C(12C, n)23Mg reactions of astrophysical interest. 20Ne, 23Na, 23Mg; deduced levels populated by the decay of excited states of 24Mg.
doi: 10.1103/PhysRevC.95.015805
2017YO02 Nucl.Phys. A962, 61 (2017) M.Youngs, A.B.McIntosh, K.Hagel, L.Heilborn, M.Huang, A.Jedele, Z.Kohley, L.W.May, E.McCleskey, A.Zarrella, S.J.Yennello Observation of different isoscaling behavior between emitted fragments and residues NUCLEAR REACTIONS 70Zn(70Zn, x), E=35 MeV/nucleon;76Zn(76Zn, x), E=35 MeV/nucleon; measured reaction products; deduced yield ratios vs energy of emitted particles for Z=5-12 and separately for fixed N-Z, slopes of the fit lines, isoscaling parameters for light particles and projectile-like fragments.
doi: 10.1016/j.nuclphysa.2017.03.005
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
2016HU22 Phys.Rev. C 94, 064314 (2016) P.Humby, A.Simon, C.W.Beausang, J.M.Allmond, J.T.Burke, R.J.Casperson, R.Chyzh, M.Dag, K.Gell, R.O.Hughes, J.Koglin, E.McCleskey, M.McCleskey, S.Ota, T.J.Ross, A.Saastamoinen, T.Tarlow, G.Vyas Investigation of discrete states and quasidiscrete structures observed in 150Sm and 152Sm using the (p, tγ) reaction NUCLEAR REACTIONS 152,154Sm(p, t), E=25 MeV; measured triton spectra, Eγ, Iγ, (triton)γ-, (triton)γγ-coin, σ(θ), angular distribution of peak-like structure (PLS) using the STARLiTeR array at Texas A and M cyclotron facility. Enriched targets. 150,152Sm; deduced levels, J, π, L-transfers. DWBA analysis of σ(θ) data. Comparison with evaluated data taken from the ENSDF database.
doi: 10.1103/PhysRevC.94.064314
2016MC09 Phys.Rev. C 94, 065806 (2016) E.McCleskey, A.Banu, M.McCleskey, T.Davinson, D.T.Doherty, G.Lotay, B.T.Roeder, A.Saastamoinen, A.Spiridon, L.Trache, J.P.Wallace, P.J.Woods, R.E.Tribble Simultaneous measurement of β delayed proton and γ decay of 27P RADIOACTIVITY 27P(β+), (EC), (β+p)[from 1H(28Si, X), E=40 MeV/nucleon]; measured reaction products of 27P, 25Si and 24Al, Eγ, Iγ, Ep, Ip, βp-, βγ-, and pβγ-coin using Momentum Achromat Recoil Spectrometer (MARS) at Texas A and M cyclotron facility. 27Si; deduced levels, J, π, IAS, β++ϵ feedings, logft. 26Al; deduced levels.
doi: 10.1103/PhysRevC.94.065806
2016SI07 Phys.Rev. C 93, 034303 (2016) A.Simon, M.Guttormsen, A.C.Larsen, C.W.Beausang, P.Humby, J.T.Burke, R.J.Casperson, R.O.Hughes, T.J.Ross, J.M.Allmond, R.Chyzh, M.Dag, J.Koglin, E.McCleskey, M.McCleskey, S.Ota, A.Saastamoinen First observation of low-energy γ-ray enhancement in the rare-earth region NUCLEAR REACTIONS 152,154Sm(p, dγ), E=25 MeV; measured reaction products, Eγ, Iγ, (particle)γ-coin, γ(θ) using STARLiTeR setup for charged-particles, and Ge clover detectors with Compton suppressors for γ rays at K-150 cyclotron at Texas A and M; deduced level density (LD) and γ-ray strength function (γSF) using OSLO method, multipolarity, enhanced low-energy γ-ray strength for rare-earth nuclei, coexistence with the scissors resonance. Comparison with Hauser-Feshbach calculations. Calculated ratios of Maxwellian-averaged (n, γ) reaction rates at T9=0.15 and 1.5 for A=145-202 Sm isotopes.
doi: 10.1103/PhysRevC.93.034303
2015HU02 Phys.Rev. C 91, 024322 (2015) P.Humby, A.Simon, C.W.Beausang, T.J.Ross, R.O.Hughes, J.T.Burke, R.J.Casperson, J.Koglin, S.Ota, J.M.Allmond, M.McCleskey, E.McCleskey, A.Saastamoinen, R.Chyzh, M.Dag, K.Gell, T.Tarlow, G.Vyas Improved measurement of the half-life of the Jπ = 8- nuclear isomer 152m2Eu NUCLEAR REACTIONS 154Sm(p, 3n)152mEu, E=25 MeV; measured Eγ, Iγ, delayed γ, half-lives of 0- and 8- isomers in 152Eu by γ(t) using STARS array for particle detection and LiTer array for γ detection at the Texas A and M, K-150 cyclotron facility. Comparison with earlier experimental results. RADIOACTIVITY 152Eu(β-), (EC)[from 154Sm(p, 3n), E=25 MeV]; measured Eγ, Iγ, half-life of the 0- isomer in 152Eu. Comparison with earlier experimental results.
doi: 10.1103/PhysRevC.91.024322
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
2015PA32 Phys.Rev. C 92, 015502 (2015) H.I.Park, J.C.Hardy, V.E.Iacob, M.Bencomo, L.Chen, V.Horvat, N.Nica, B.T.Roeder, E.McCleskey, R.E.Tribble, I.S.Towner Precise measurement of branching ratios in the β decay of 38Ca RADIOACTIVITY 38Ca(β+), (EC)[from 1H(39K, 2n), E=30 MeV/nucleon]; measured fully-stripped reaction ejectiles using Momentum Achromat Recoil Spectrometer (MARS) at Texas A and M cyclotron facility, Eβ, Iβ, Eγ, Iγ, β+γ-coin. 38K; deduced levels, J, π, β+ branching ratios, logft values, branching ratio and Ft value for superallowed β transition, the up-down quark-mixing element of the Cabibbo-Kobayashi-Maskawa (CKM) matrix Vud. Comparison with shell-model calculations.
doi: 10.1103/PhysRevC.92.015502
2014CA31 Phys.Rev. C 90, 034601 (2014) R.J.Casperson, J.T.Burke, N.D.Scielzo, J.E.Escher, E.McCleskey, M.McCleskey, A.Saastamoinen, A.Spiridon, A.Ratkiewicz, A.Blanc, M.Kurokawa, R.G.Pizzone Measurement of the 240Am (n, f) cross section using the surrogate-ratio method NUCLEAR REACTIONS 243Am, 238U(p, F)3H, 243Am, 238U(p, p'), (p, d), E=38.4 MeV; measured particle and fission fragment spectra, (particle)(fission fragment)-coin using STARLiTeR array of Si detectors at Texas A and M facility. 235U, 240Am(n, F), E=200 keV-14 MeV; deduced σ(E) using results for surrogate reactions 243Am, 238U(p, F)3H. Comparison with previous experimental results. Comparison with several evaluated libraries shows disagreement and a need for re-evaluation.
doi: 10.1103/PhysRevC.90.034601
2014MC03 Phys.Rev. C 89, 044605 (2014) M.McCleskey, A.M.Mukhamedzhanov, L.Trache, R.E.Tribble, A.Banu, V.Eremenko, V.Z.Goldberg, Y.-W.Lui, E.McCleskey, B.T.Roeder, A.Spiridon, F.Carstoiu, V.Burjan, Z.Hons, I.J.Thompson Determination of the asymptotic normalization coefficients for 14C + n ←→ 15C, the (+14)C(n, γ)15C reaction rate, and evaluation of a new method to determine spectroscopic factors NUCLEAR REACTIONS 13C(14C, 14C), (14C, 15C)12C, E=12 MeV/nucleon; 2H(14C, p)15C, E=11.7 MeV/nucleon; 14C(d, p), E=60 MeV; measured particle spectra, σ(θ) using MDM spectrometer at Texas A-M Cyclotron Institute. 15C; deduced levels, asymptotic normalization coefficient (ANC) and spectroscopic factors for g.s. and first excited state. 13C, 17O; population of g.s. in both and excited levels in 13C. DWBA analysis with Woods-Saxon and doublefolding (DF) potentials for 13C+14C reaction. FRESCO code and adiabatic distorted wave approximation (ADWA) used for analysis of σ(θ) data in 2H+14C reactions. 15C, 15F; analyzed mirror analogy for spectroscopic factors. Deuteron stripping theory. 14C(n, γ), E=10 keV-1 MeV; deduced astrophysical direct-capture rate σ(E) to g.s. and first excited state using RADCAP code and ANCs from the present work. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.89.044605
2014SH25 Phys.Rev. C 90, 032501 (2014) P.D.Shidling, D.Melconian, S.Behling, B.Fenker, J.C.Hardy, V.E.Iacob, E.McCleskey, M.McCleskey, M.Mehlman, H.I.Park, B.T.Roeder Precision half-life measurement of the β+ decay of 37K RADIOACTIVITY 37K(β+)[from 1H(38Ar, 2n), E=29 MeV/nucleon, followed by separation using MARS apparatus at Texas A-M cyclotron facility]; measured Eβ, Iβ, precise half-life of 37K ground state using a 4π continuous-gas-flow proportional counter and a fast tape-transport system; deduced improved logft value, and Vud parameter. Comparison with previous experimental studies.
doi: 10.1103/PhysRevC.90.032501
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