NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = C.J.Zachary Found 15 matches. 2023BR07 Nucl.Phys. A1039, 122738 (2023) N.T.Brewer, E.H.Wang, W.A.Yzaguirre, J.H.Hamilton, K.Nomura, A.V.Ramayya, S.H.Liu, J.K.Hwang, B.M.Musangu, J.M.Eldridge, C.J.Zachary, Y.X.Luo, J.O.Rasmussen, S.J.Zhu, C.Goodin, G.M.Ter-Akopian, A.V.Daniel, Yu.Ts.Oganessian Octupole deformation in 143, 145, 146Ba RADIOACTIVITY 252Cf(SF); measured decay products, Eγ, Iγ. 143,145,146Ba; deduced γ-ray energies and relative intensities, partial level scheme, angular correlations, octupole bands, J, π, B(E1)/B(E2). Comparison with IBM and IBFM calculations.
doi: 10.1016/j.nuclphysa.2023.122738
2023WO01 Phys.Rev. C 107, 034303 (2023) M.Wolinska-Cichocka, B.C.Rasco, K.P.Rykaczewski, N.T.Brewer, A.Fijalkowska, M.Karny, R.K.Grzywacz, K.C.Goetz, C.J.Gross, D.W.Stracener, E.F.Zganjar, J.C.Batchelder, J.C.Blackmon, S.Go, B.Heffron, J.Johnson, T.T.King, J.T.Matta, K.Miernik, M.Madurga, E.A.McCutchan, D.Miller, C.D.Nesaraja, S.V.Paulauskas, M.M.Rajabali, S.Taylor, A.A.Sonzogni, E.H.Wang, J.A.Winger, Y.Xiao, C.J.Zachary Complete β-decay patterns of 142Cs, 142Ba, and 142La determined using total absorption spectroscopy RADIOACTIVITY 142La, 142Ba, 142Cs(β-)[from 238U(p, F), E=40 MeV]; measured Eγ, Iγ, Eβ, Iβ, γβ-coin, total absorption spectra; deduced T1/2, average gamma energy per decay, β-feeding intensities, decay patterns, σ for the detection of reactor antineutrinos. 142Cs(β-n); deduced β-delayed neutron branching ratio. Comparison with other experimental values and ENSDF evaluation. Modular Total Absorption Spectrometer (MTAS) array of 19 NaI(Tl) coupled with auxiliary Si-strip detectors at the mass separator and Tandem accelerator at Oak Ridge National Laboratory.
doi: 10.1103/PhysRevC.107.034303
2021MU09 Phys.Rev. C 104, 064318 (2021) B.M.Musangu, E.H.Wang, J.H.Hamilton, S.Jehangir, G.H.Bhat, J.A.Sheikh, S.Frauendorf, C.J.Zachary, J.M.Eldridge, A.V.Ramayya, A.C.Dai, F.R.Xu, J.O.Rasmussen, Y.X.Luo, G.M.Ter-Akopian, Yu.Ts.Oganessian, S.J.Zhu Chiral vibrations and collective bands in 104, 106Mo RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, multi-fold γγ-coin, γγ(θ) using Gammasphere array of 101 Ge detectors at Lawrence Berkeley National Laboratory (LBNL). 104,106Mo; deduced high-spin levels, J, π, rotational bands, chiral vibrational doublet bands, multipolarities, multipole mixing ratios. Comparison with Triaxial projected shell model (TPSM) calculations.
doi: 10.1103/PhysRevC.104.064318
2021WA04 Phys.Rev. C 103, 014317 (2021) E.H.Wang, J.M.Eldridge, N.T.Brewer, J.H.Hamilton, J.C.Batchelder, Y.X.Liu, Y.Sun, C.Brown, C.J.Zachary, B.M.Musangu, A.V.Ramayya, K.P.Rykaczewski, C.J.Gross, R.Grzywacz, M.Madurga, D.Miller, D.W.Stracener, C.Jost, E.F.Zganjar, J.A.Winger, M.Karny, S.V.Paulauskas, S.H.Liu, M.Wolinska-Cichocka, S.W.Padgett, A.J.Mendez, K.Miernik, A.Fijalkowska, S.V.Ilyushkin Long-lived isomeric states and quasiparticle band structures in neutron-rich 162, 164Gd nuclei from β decay RADIOACTIVITY 162,164Eu(β-)[from 238U(p, F), E=50 MeV at the at the HRIB facility of ORNL]; measured Eγ, Iγ, γγ- and βγ-coin, half-lives of 162Eu g.s. and isomer and 164Eu g.s. decays, half-lives of isomers in 162,164Gd by γ(t). 162,164Eu; deduced J, π for the ground states, and the isomer in 162Eu. 162,164Gd; deduced levels, J, π, isomers, total conversion coefficients, β feedings and logft for 164Eu to 164Gd decay, configurations, β and γ rotational bands. Comparison with projected shell model calculations, and with systematics of K isomer hindrance factors in neighboring nuclei.
doi: 10.1103/PhysRevC.103.014317
2021WA19 Phys.Rev. C 103, 034301 (2021) E.H.Wang, J.H.Hamilton, A.V.Ramayya, C.J.Zachary, A.Lemasson, A.Navin, M.Rejmund, S.Bhattacharyya, Q.B.Chen, S.Q.Zhang, J.M.Eldridge, J.K.Hwang, N.T.Brewer, Y.X.Luo, J.O.Rasmussen, S.J.Zhu, G.M.Ter-Akopian, Yu.Ts.Oganessian, M.Caamano, E.Clement, O.Delaune, F.Farget, G.de France, B.Jacquot Pseudospin-doublet bands and Gallagher Moszkowski doublet bands in 100Y RADIOACTIVITY 252Cf(SF); measured Eγ, γγγ-, and γγγγ-coin using Gammasphere array at LBNL. 100Y; deduced levels, J, π, bands, configurations. NUCLEAR REACTIONS 9Be(238U, F)100Y, E=6.2 MeV/nucleon; measured Eγ, γγ-coin, A- and Z-gated γ spectra using VAMOS++ spectrometer and EXOGAM array at GANIL facility. 100Y; deduced high-spin levels, J, π, rotational bands, B(M1)/B(E2), configurations, moments of inertia plots. Comparison with particle-rotor model calculations. NUCLEAR STRUCTURE 100Y; calculated potential-energy surface in the (β2, γ) plane, levels, J, π, bands, in-band B(M1), B(E2), B(M1)/B(E2), rms components of the angular momentum versus spin. Constrained triaxial covariant density-functional theory (CDFT) and quantal particle rotor model (PRM) calculations. Comparison with experimental data.
doi: 10.1103/PhysRevC.103.034301
2020EL07 Phys.Rev. C 102, 044323 (2020) J.M.Eldridge, E.H.Wang, C.J.Zachary, J.H.Hamilton, B.M.Musangu, A.V.Ramayya, G.M.Ter-Akopian, Yu.Ts.Oganessian, Y.X.Luo, J.O.Rasmussen, S.J.Zhu Structure of 155Nd and 163Gd from 252Cf spontaneous fission RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, three- and four-fold γγ-coin using the Gammasphere array with 101 Ge detectors, located at LBNL at the time. 155Nd, 163Gd; deduced high-spin levels, J, π, bands, Nilsson configurations. Comparison with theoretical calculations. Systematics of level energies and bands in 153Nd, 155Nd and 155Sm.
doi: 10.1103/PhysRevC.102.044323
2020MU04 Phys.Rev. C 101, 034610 (2020) B.M.Musangu, A.H.Thibeault, T.H.Richards, E.H.Wang, J.H.Hamilton, C.J.Zachary, J.M.Eldridge, A.V.Ramayya, Y.X.Luo, J.O.Rasmussen, G.M.Ter-Akopian, Yu.Ts.Oganessian, S.J.Zhu Anomalous neutron yields confirmed for Ba-Mo and newly observed for Ce-Zr from spontaneous fission of 252Cf RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, three- and four-fold γγ-coin using the Gammasphere array at LBNL; deduced fission yield matrices and neutron multiplicity yields of Ba(A=138-148)-Mo(A=100-110), Pd(A=110-118)-Te(A=130-138), Nd(A=148-156)-Sr(A=91-100), and Ce(A=144-152)-Zr(A=96-104) pairs of isotopes using up-to-date level schemes of relevant nuclei, and cross-checking of energies of the γ-transitions in multiple isotopes, possible hyperdeformation and octupole deformation at scission giving rise to high neutron multiplicities.
doi: 10.1103/PhysRevC.101.034610
2020ZA04 Phys.Rev. C 101, 054312 (2020) C.J.Zachary, N.T.Brewer, J.C.Batchelder, E.Wang, J.H.Hamilton, J.M.Eldridge, B.M.Musangu, A.V.Ramayya, C.J.Gross, K.P.Rykaczewski, R.Grzywacz, A.C.Dai, F.R.Xu, Y.X.Liu, Y.Sun, M.Madurga, D.Miller, D.W.Stracener, C.Jost, E.F.Zganjar, J.A.Winger, M.Karny, S.V.Paulauskas, S.H.Liu, M.Wolinska-Cichocka, S.W.Padgett, A.J.Mendez, K.Miernik, A.Fijalkowska, S.V.Ilyushkin Identification of new transitions and levels in 163Gd from β-decay studies RADIOACTIVITY 163Eu(β-)[from 238U(p, F), E=50 MeV, pure 163Eu beam using high-resolution isobar separator at HRIBF-ORNL]; measured Eγ, Iγ, Eβ-, Iβ-, γγ-, βγγ- and (x ray)γ-coin using the CARDS HPGe clover array for γ detection and plastic scintillators for β detection. 163Gd; deduced levels, J, π, bands, configurations; calculated configuration-constrained potential-energy surface (PES) for ν1/2[521] configuration. Comparison with projected shell-model calculations.
doi: 10.1103/PhysRevC.101.054312
2020ZA07 Phys.Rev. C 102, 044302 (2020) C.J.Zachary, E.Wang, N.T.Brewer, J.C.Batchelder, J.H.Hamilton, J.M.Eldridge, B.M.Musangu, A.V.Ramayya, C.J.Gross, K.P.Rykaczewski, R.Grzywacz, A.C.Dai, F.R.Xu, M.Madurga, D.Miller, D.W.Stracener, C.Jost, E.F.Zganjar, J.A.Winger, M.Karny, S.V.Paulauskas, S.H.Liu, M.Wolinska-Cichocka, S.W.Padgett, A.J.Mendez, K.Miernik, A.Fijalkowska, S.V.Ilyushkin New transitions and levels for 163Tb obtained from β-decay studies RADIOACTIVITY 163Gd(β-)[mass separated 163Gd beam from fission at HRIBF-ORNL]; measured Eγ, Iγ, βγγ-, γγ- and γ(x ray)-coin using four Clover HPGe detectors and two plastic scintillators. 163Dy; deduced levels, J, π, configurations. Comparison with configuration-constrained potential-energy surface (PES) calculations.
doi: 10.1103/PhysRevC.102.044302
2018EL01 Eur.Phys.J. A 54, 15 (2018) J.M.Eldridge, B.Fenker, J.H.Hamilton, C.Goodin, C.J.Zachary, E.Wang, A.V.Ramayya, A.V.Daniel, G.M.Ter-Akopian, Yu.Ts.Oganessian, Y.X.Luo, J.O.Rasmussen, S.J.Zhu E2/M1 mixing ratios in transitions from the gamma vibrational bands to the ground state rotational bands of 102, 104, 106, 108Mo, 108, 110, 112Ru, and 112, 114, 116Pd RADIOACTIVITY 252Cf(SF); measured fission fragments Eγ, Iγ(θ), γγ-coin using 101 HPGe GAMMASPHERE detectors; deduced 2+ excited states attenuation factors, g-factors. 102,104,106,108Mo;108,110,112Ru, 114,116Pd; deduced rotational bands, vibrational bands of selected fission fragments, B(E2), B(M1) using γγγ and higher coin using angular correlations, g-factors of 2+ states of the gs rotational band; calculated γ vibrational bands, gs rotational bands of selected, B(E2), B(M1), mixing ratios E2/M1.
doi: 10.1140/epja/i2018-12426-5
2018WA19 Int.J.Mod.Phys. E27, 1850051 (2018) E.H.Wang, J.H.Hamilton, A.V.Ramayya, R.Han, C.J.Zachary, J.M.Eldridge, J.K.Hwang, N.T.Brewer, Y.X.Luo, J.O.Rasmussen, S.J.Zhu, G.M.Ter-Akopian, Yu.Ts.Oganessian New levels in spherical 96Y RADIOACTIVITY 252Cf(SF); measured decay products, Eγ, Iγ. 96Y; deduced γ-ray energies, J, π. Comparison with NUSHELLX code calculations.
doi: 10.1142/S0218301318500519
2017FR03 Int.J.Mod.Phys. E26, 1750030 (2017) H.Fryman-Sinkhorn, E.H.Wang, C.J.Zachary, J.H.Hamilton, A.V.Ramayya, G.H.Bhat, J.A.Sheikh, R.N.Ali, A.A.Wani, A.C.Dai, W.Y.Liang, F.R.Xu, J.K.Hwang, N.T.Brewer, Y.X.Luo, J.O.Rasmussen, S.J.Zhu, G.M.Ter-Akopian, Yu.Ts.Oganessian Possible very anharmonic one- and two-phonon γ-vibrational bands in 103Mo RADIOACTIVITY 252Cf(SF); measured decay products, Eγ, Iγ, γ-γ-coin. 103Mo; deduced γ-ray energies and intensities, J, π, γ-vibrational bands. Comparison with potential energy surface calculations.
doi: 10.1142/S0218301317500306
2017MA54 Phys.Rev. C 96, 034319 (2017), Erratum Phys.Rev. C 102, 029902 (2020) J.Marcellino, E.H.Wang, C.J.Zachary, J.H.Hamilton, A.V.Ramayya, G.H.Bhat, J.A.Sheikh, A.C.Dai, W.Y.Liang, F.R.Xu, J.K.Hwang, N.T.Brewer, Y.X.Luo, J.O.Rasmussen, S.J.Zhu, G.M.Ter-Akopian, Yu.Ts.Oganessian One- and two-phonon γ-vibrational bands in neutron-rich 107Mo RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin using Gammasphere array at LBNL, Berkeley. 107Mo; deduced levels, J, π, rotational and quasiparticle bands, triaxial deformation, configurations; calculated deformation from potential energy surface (PES) plot. Comparison with projected shell model calculations, and with systematics of levels in 103,104,105,106,107,108Mo.
doi: 10.1103/PhysRevC.96.034319
2017WA50 Eur.Phys.J. A 53, 234 (2017) E.H.Wang, W.Lewis, C.J.Zachary, J.H.Hamilton, A.V.Ramayya, J.K.Hwang, S.H.Liu, N.T.Brewer, Y.X.Luo, J.O.Rasmussen, S.J.Zhu, G.M.Ter-Akopian, Yu.Ts.Oganessian New levels and reinvestigation of octupole correlations in 146, 147La RADIOACTIVITY 252Cf(SF); 146,147La; measured fragments Eγ, Iγ, γγ-coin, triple and fourfold γ-coin using Gammasphere; deduced γ transitions, levels, J, π, T1/2, 3+ bands, angular momentum vs energy in different bands, B(E1)/B(E2) ratio, electron dipole strength of selected states. Bands in La compared with those in 143Cs.
doi: 10.1140/epja/i2017-12409-0
2016RA25 Phys.Rev.Lett. 117, 092501 (2016) B.C.Rasco, M.Wolinska-Cichocka, A.Fijalkowska, K.P.Rykaczewski, M.Karny, R.K.Grzywacz, K.C.Goetz, C.J.Gross, D.W.Stracener, E.F.Zganjar, J.C.Batchelder, J.C.Blackmon, N.T.Brewer, S.Go, B.Heffron, T.King, J.T.Matta, K.Miernik, C.D.Nesaraja, S.V.Paulauskas, M.M.Rajabali, E.H.Wang, J.A.Winger, Y.Xiao, C.J.Zachary Decays of the Three Top Contributors to the Reactor ν(bar)e High-Energy Spectrum, 92Rb, 96gsY, and 142Cs, Studied with Total Absorption Spectroscopy RADIOACTIVITY 92Rb, 96Y, 142Cs(β-), (β-n) [from 238U(p, X), E=40 MeV]; measured decay products, Eγ, Iγ; deduced β-feeding intensity, impact on a reactor anti-neutrino spectrum. Comparison with available data.
doi: 10.1103/PhysRevLett.117.092501
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