NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = W.Ong Found 32 matches. 2024CO05 Phys.Rev.Lett. 132, 152503 (2024) I.Cox, Z.Y.Xu, R.Grzywacz, W.-J.Ong, B.C.Rasco, N.Kitamura, D.Hoskins, S.Neupane, T.J.Ruland, J.M.Allmond, T.T.King, R.S.Lubna, K.P.Rykaczewski, H.Schatz, B.M.Sherrill, O.B.Tarasov, A.D.Ayangeakaa, H.C.Berg, D.L.Bleuel, G.Cerizza, J.Christie, A.Chester, J.Davis, C.Dembski, A.A.Doetsch, J.G.Duarte, A.Estrade, A.Fijalkowska, T.J.Gray, E.C.Good, K.Haak, S.Hanai, J.T.Harke, C.Harris, K.Hermansen, D.E.M.Hoff, R.Jain, M.Karny, K.Kolos, A.Laminack, S.N.Liddick, B.Longfellow, S.Lyons, M.Madurga, M.J.Mogannam, A.Nowicki, T.H.Ogunbeku, G.Owens-Fryar, M.M.Rajabali, A.L.Richard, E.K.Ronning, G.E.Rose, K.Siegl, M.Singh, A.Spyrou, A.Sweet, A.Tsantiri, W.B.Walters, R.Yokoyama Proton Shell Gaps in N=28 Nuclei from the First Complete Spectroscopy Study with FRIB Decay Station Initiator RADIOACTIVITY 45Cl(β-) [from 9Be(82Se, X), E=165 MeV/nucleon]; measured decay products, Eγ, Iγ, Eβ, Iβ; deduced β-decay strength distribution, the transitioning of neutrons into protons excited across the Z=20 shell gap. Comparison with shell model calculations using SDPF-MU interaction. The Facility for Rare Isotope Beams (FRIB) with the FRIB Decay Station Initiator.
doi: 10.1103/PhysRevLett.132.152503
2023GR04 Phys.Rev.Lett. 130, 242501 (2023) T.J.Gray, J.M.Allmond, Z.Xu, T.T.King, R.S.Lubna, H.L.Crawford, V.Tripathi, B.P.Crider, R.Grzywacz, S.N.Liddick, A.O.Macchiavelli, T.Miyagi, A.Poves, A.Andalib, E.Argo, C.Benetti, S.Bhattacharya, C.M.Campbell, M.P.Carpenter, J.Chan, A.Chester, J.Christie, B.R.Clark, I.Cox, A.A.Doetsch, J.Dopfer, J.G.Duarte, P.Fallon, A.Frotscher, T.Gaballah, J.T.Harke, J.Heideman, H.Huegen, J.D.Holt, R.Jain, N.Kitamura, K.Kolos, F.G.Kondev, A.Laminack, B.Longfellow, S.Luitel, M.Madurga, R.Mahajan, M.J.Mogannam, C.Morse, S.Neupane, A.Nowicki, T.H.Ogunbeku, W.-J.Ong, C.Porzio, C.J.Prokop, B.C.Rasco, E.K.Ronning, E.Rubino, T.J.Ruland, K.P.Rykaczewski, L.Schaedig, D.Seweryniak, K.Siegl, M.Singh, A.E.Stuchbery, S.L.Tabor, T.L.Tang, T.Wheeler, J.A.Winger, J.L.Wood Microsecond Isomer at the N=20 Island of Shape Inversion Observed at FRIB RADIOACTIVITY 32Na(IT), (β-) [from 9Be(48Ca, X), E=172.3 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced γ-ray energies, partial level scheme, isomeric T1/2, B(E2), single-particle occupancies. Comparison with calculations. The Advanced Rare Isotope Separator (ARIS), the FRIB Decay Station initiator (FDSi).
doi: 10.1103/PhysRevLett.130.242501
2023JA08 Phys.Rev.Lett. 845, 112701 (2023) H.Jayatissa, M.L.Avila, K.E.Rehm, P.Mohr, Z.Meisel, J.Chen, C.R.Hoffman, J.Liang, C.Muller-Gatermann, D.Neto, W.J.Ong, A.Psaltis, D.Santiago-Gonzalez, T.L.Tang, C.Ugalde, G.Wilson Study of the 22Mg Waiting Point Relevant for X-Ray Burst Nucleosynthesis via the 22Mg(α, p)25Al Reaction NUCLEAR REACTIONS 4He(22Mg, p), E=74 MeV; measured reaction products, Ep, Ip; deduced σ, reaction rates. Comparison with calculations. MUlti-Sampling Ionization Chamber (MUSIC) detector, the Argonne Tandem Linac Accelerator System (ATLAS) at Argonne National Laboratory.
doi: 10.1103/PhysRevLett.131.112701
2023JA13 Astrophys.J. 955, 51 (2023) R.Jain, E.F.Brown, H.Schatz, A.V.Afanasjev, M.Beard, L.R.Gasques, S.S.Gupta, G.W.Hitt, W.R.Hix, R.Lau, P.Moller, W.J.Ong, M.Wiescher, Y.Xu Impact of Pycnonuclear Fusion Uncertainties on the Cooling of Accreting Neutron Star Crusts NUCLEAR REACTIONS 40Mg(40Mg, X)80Cr, 44Mg(40Mg, X)84Cr, 44Mg(44Mg, X)88Cr, 44Mg(38Ne, X)82Ti, 40Mg(38Ne, X)78Ti, 32Ne(32Ne, X)64Ca, 32Ne(30Ne, X)62Ca, 30Ne(30Ne, X)60Ca, 40Mg(24O, X), E not given; calculated abundances, pycnonuclear fusion rates using the reaction network with the thermal evolution code dStar. 56Fe; deduced impact of uncertainties on the depth at which nuclear heat is deposited although the total heating remains constant.
doi: 10.3847/1538-4357/acebc4
2023LU07 Phys.Rev. C 108, 014329 (2023) R.S.Lubna, S.N.Liddick, T.H.Ogunbeku, A.Chester, J.M.Allmond, S.Bhattacharya, C.M.Campbell, M.P.Carpenter, K.L.Childers, P.Chowdhury, J.Christie, B.R.Clark, R.M.Clark, I.Cox, H.L.Crawford, B.P.Crider, A.A.Doetsch, P.Fallon, A.Frotscher, T.Gaballah, T.J.Gray, R.Grzywacz, J.T.Harke, A.C.Hartley, R.Jain, T.T.King, N.Kitamura, K.Kolos, F.G.Kondev, E.Lamere, R.Lewis, B.Longfellow, S.Lyons, S.Luitel, M.Madurga, R.Mahajan, M.J.Mogannam, C.Morse, S.K.Neupane, W.-J.Ong, D.Perez-Loureiro, C.Porzio, C.J.Prokop, A.L.Richard, E.K.Ronning, E.Rubino, K.Rykaczewski, D.Seweryniak, K.Siegl, U.Silwal, M.Singh, D.P.Siwakoti, D.C.Smith, M.K.Smith, S.L.Tabor, T.L.Tang, V.Tripathi, A.Volya, T.Wheeler, Y.Xiao, Z.Xu β decay of 36Mg and 36Al: Identification of a β-decaying isomer in 36Al RADIOACTIVITY 36Mg, 36Al(β-)[from 9Be(48Ca, X), E=140 MeV/nucleon for experiment at NSCL and 9Be(48Ca, X), E=172.3 MeV/nucleon for experiment at FRIB]; 36Al, 36mAl(β-)[from 36Mg(β-); measured Eγ, Iγ; deduced T1/2. 36Al; deduced levels, J, π, newly-observed β-decaying isomer, T1/2 of the isomer. 36Si; deduced levels, J, π. Comparison to shell model calculations performed with the FSU interaction using code CoSMo. For experiment at NSCL - CeBr3 based implantation detector with position-sensitive photomultiplier tube was surrounded by 16 segmented germanium detectors (SeGa) and 15 LaBr3 detectors. For experiment at FRIB - YSO scintillator based implantation detector segmented into 48x48 pixels was surrounded by 11 HPGe clover detectors and LaBr3 detectors from one side and the neutron detector array VANDLE from the other side.
doi: 10.1103/PhysRevC.108.014329
2023YA31 Phys.Rev. C 108, 065802 (2023) I.T.Yandow, A.Abdullah-Smoot, G.Bollen, A.Hamaker, C.R.Nicoloff, D.Puentes, M.Redshaw, K.Gulyuz, Z.Meisel, W.-J.Ong, R.Ringle, R.Sandler, S.Schwarz, C.S.Sumithrarachchi, A.A.Valverde Mass measurement of 27P to constrain type-I x-ray burst models and validate the isobaric multiplet mass equation for the A=27, T=3/2 isospin quartet
doi: 10.1103/PhysRevC.108.065802
2022CR03 Phys.Rev.Lett. 129, 212501 (2022) H.L.Crawford, V.Tripathi, J.M.Allmond, B.P.Crider, R.Grzywacz, S.N.Liddick, A.Andalib, E.Argo, C.Benetti, S.Bhattacharya, C.M.Campbell, M.P.Carpenter, J.Chan, A.Chester, J.Christie, B.R.Clark, I.Cox, A.A.Doetsch, J.Dopfer, J.G.Duarte, P.Fallon, A.Frotscher, T.Gaballah, T.J.Gray, J.T.Harke, J.Heideman, H.Heugen, R.Jain, T.T.King, N.Kitamura, K.Kolos, F.G.Kondev, A.Laminack, B.Longfellow, R.S.Lubna, S.Luitel, M.Madurga, R.Mahajan, M.J.Mogannam, C.Morse, S.Neupane, A.Nowicki, T.H.Ogunbeku, W.-J.Ong, C.Porzio, C.J.Prokop, B.C.Rasco, E.K.Ronning, E.Rubino, T.J.Ruland, K.P.Rykaczewski, L.Schaedig, D.Seweryniak, K.Siegl, M.Singh, S.L.Tabor, T.L.Tang, T.Wheeler, J.A.Winger, Z.Xu Crossing N = 28 Toward the Neutron Drip Line: First Measurement of Half-Lives at FRIB RADIOACTIVITY 44,45P, 42,43Si, 39,40,41Al, 36,37,38Mg, 35Na, 32Ne, 29F(β-), (β-n), (β-2n) [from 9Be(48Ca, X), E=172.3 MeV/nucleon]; measured decay products, Eβ, Iβ, En, In; deduced T1/2. Comparison with the latest quasiparticle random phase approximation and shell-model calculations and available data. The Facility for Rare Isotope Beams (FRIB) with the FRIB decay station initiator.
doi: 10.1103/PhysRevLett.129.212501
2022ME04 Phys.Rev. C 105, 025804 (2022) Z.Meisel, A.Hamaker, G.Bollen, B.A.Brown, M.Eibach, K.Gulyuz, C.Izzo, C.Langer, F.Montes, W.-J.Ong, D.Puentes, M.Redshaw, R.Ringle, R.Sandler, H.Schatz, S.Schwarz, C.S.Sumithrarachchi, A.A.Valverde, I.T.Yandow Improved nuclear physics near A=61 refines urca neutrino luminosities in accreted neutron star crusts ATOMIC MASSES 61Zn; measured time of flight, cyclotron frequency; deduced mass excess. Compared with AME2020 results. Low Energy Beam and Ion Trap (LEBIT) facility at the NSCL. NUCLEAR REACTIONS 61Zn, 60Cu(p, γ), T=0.10-10 GK; deduced Q from obtained new value for 61Zn atomic mass, astrophysical reaction rates. Computed neutrino luminosity from the mass number A = 61 urca cooling source in accreted neutron-star crusts. Comparison to NON-SMOKER, TALYS codes results.
doi: 10.1103/PhysRevC.105.025804
2022ON02 Phys.Rev. C 105, 055803 (2022) W.-J.Ong, M.L.Avila, P.Mohr, K.E.Rehm, D.Santiago-Gonzalez, J.Chen, C.R.Hoffman, Z.Meisel, F.Montes, J.Pereira Measurement of the 100Mo (α, xn) cross section at weak $r$-process energies NUCLEAR REACTIONS 4He(100Mo, xn);E(cm)=8.9-13.2 MeV; measured reaction products; deduced σ(E). 4He(100Mo, 2n), E=11.84-13.17; deduced σ(E).Comparison to other experimental data and Hauser-Feschbach calculations. The MUSIC detector at Argonne Tandem Linac Accelerator System (ATLAS) facility.
doi: 10.1103/PhysRevC.105.055803
2022PU01 Phys.Rev. C 106, L012801 (2022) D.Puentes, Z.Meisel, G.Bollen, A.Hamaker, C.Langer, E.Leistenschneider, C.Nicoloff, W.-J.Ong, M.Redshaw, R.Ringle, C.S.Sumithrarachchi, J.Surbrook, A.A.Valverde, I.T.Yandow High-precision mass measurement of 24Si and a refined determination of the rp process at the A=22 waiting point ATOMIC MASSES 24Si; measured time-of-flight ion Ramsey cyclotron resonance using Low Energy Beam and Ion Trap (LEBIT) facility at NSCL-MSU; deduced precise mass excess of 24Si using and compared with evaluated data in AME2020, effect on the determination of the rp process at 22Mg waiting point. 24Si produced in 9Be(28Si, X), E=160 MeV/nucleon, followed by separation of fragments using A1900 separator, and magnetic dipole mass separator. NUCLEAR REACTIONS 23Al(p, γ)24Si, T=0.1-1.1 GK; deduced astrophysical reaction rates using resonance levels in 24Si, spectroscopic factors, Γγ and Γp from experimental data and NUSHELLX shell-model calculations. Comparison with literature results for 23Al(p, γ)24Si, 22Mg(p, γ)23Al and 22Mg(α, p)25Al reactions. 22Mg(α, p), T=0.6-1.9 GK; deduced (α, p) flow as function of temperature, onset temperature of the (α, p) process at the 22Mg waiting point to a precision of 9%. Relevance to rp process.
doi: 10.1103/PhysRevC.106.L012801
2022SA20 Phys.Lett. B 829, 137059 (2022) M.Saxena, W.-J.Ong, Z.Meisel, D.E.M.Hoff, N.Smirnova, P.C.Bender, S.P.Burcher, M.P.Carpenter, J.J.Carroll, A.Chester, C.J.Chiara, R.Conaway, P.A.Copp, B.P.Crider, J.Derkin, A.Estrae, G.Hamad, J.T.Harke, R.Jain, H.Jayatissa, S.N.Liddick, B.Longfellow, M.Mogannam, F.Montes, N.Nepal, T.H.Ogunbeku, A.L.Richard, H.Schatz, D.Soltesz, S.K.Subedi, I.Sultana, A.S.Tamashiro, V.Tripathi, Y.Xiao, R.Zink 57Zn β-delayed proton emission establishes the 56Ni rp-process waiting point bypass RADIOACTIVITY 57Zn(β+p), (β+) [from 9Be(78Kr, X)57Zn, E=150 MeV/nucleon]; measured decay products, Eγ, Iγ, Eβ, Iβ, Ep, Ip; deduced T1/2, βp branching ratio, β-γ-p decay mode transitions. The Coupled Cyclotron Facility of NSCL.
doi: 10.1016/j.physletb.2022.137059
2022SC17 J.Phys.(London) G49, 110502 (2022) H.Schatz, A.D.Becerril Reyes, A.Best, E.F.Brown, K.Chatziioannou, K.A.Chipps, C.M.Deibel, R.Ezzeddine, D.K.Galloway, C.J.Hansen, F.Herwig, A.P.Ji, M.Lugaro, Z.Meisel, D.Norman, J.S.Read, L.F.Roberts, A.Spyrou, I.Tews, F.X.Timmes, C.Travaglio, N.Vassh, C.Abia, P.Adsley, S.Agarwal, M.Aliotta, W.Aoki, A.Arcones, A.Aryan, A.Bandyopadhyay, A.Banu, D.W.Bardayan, J.Barnes, A.Bauswein, T.C.Beers, J.Bishop, T.Boztepe, B.Cote, M.E.Caplan, A.E.Champagne, J.A.Clark, M.Couder, A.Couture, S.E.de Mink, S.Debnath, R.J.deBoer, J.den Hartogh, P.Denissenkov, V.Dexheimer, I.Dillmann, J.E.Escher, M.A.Famiano, R.Farmer, R.Fisher, C.Frohlich, A.Frebel, C.Fryer, G.Fuller, A.K.Ganguly, S.Ghosh, B.K.Gibson, T.Gorda, K.N.Gourgouliatos, V.Graber, M.Gupta, W.C.Haxton, A.Heger, W.R.Hix, W.C.G.Ho, E.M.Holmbeck, A.A.Hood, S.Huth, G.Imbriani, R.G.Izzard, R.Jain, H.Jayatissa, Z.Johnston, T.Kajino, A.Kankainen, G.G.Kiss, A.Kwiatkowski, M.La Cognata, A.M.Laird, L.Lamia, P.Landry, E.Laplace, K.D.Launey, D.Leahy, G.Leckenby, A.Lennarz, B.Longfellow, A.E.Lovell, W.G.Lynch, S.M.Lyons, K.Maeda, E.Masha, C.Matei, J.Merc, B.Messer, F.Montes, A.Mukherjee, M.R.Mumpower, D.Neto, B.Nevins, W.G.Newton, L.Q.Nguyen, K.Nishikawa, N.Nishimura, F.M.Nunes, E.O'Connor, B.W.O'Shea, W.-J.Ong, S.D.Pain, M.A.Pajkos, M.Pignatari, R.G.Pizzone, V.M.Placco, T.Plewa, B.Pritychenko, A.Psaltis, D.Puentes, Y.-Z.Qian, D.Radice, D.Rapagnani, B.M.Rebeiro, R.Reifarth, A.L.Richard, N.Rijal, I.U.Roederer, J.S.Rojo, J.S K, Y.Saito, A.Schwenk, M.L.Sergi, R.S.Sidhu, A.Simon, T.Sivarani, A.Skuladottir, M.S.Smith, A.Spiridon, T.M.Sprouse, S.Starrfield, A.W.Steiner, F.Strieder, I.Sultana, R.Surman, T.Szucs, A.Tawfik, F.Thielemann, L.Trache, R.Trappitsch, M.B.Tsang, A.Tumino, S.Upadhyayula, J.O.Valle Martinez, M.Van der Swaelmen, C.Viscasillas Vazquez, A.Watts, B.Wehmeyer, M.Wiescher, C.Wrede, J.Yoon, R.G.T.Zegers, M.A.Zermane, M.Zingale, the Horizon 2020 Collaborations Horizons: nuclear astrophysics in the 2020s and beyond
doi: https://dx.doi.org/10.1088/1361-6471/ac8890
2021DO03 Phys.Rev. C 103, 025810 (2021) A.C.Dombos, A.Spyrou, F.Naqvi, S.J.Quinn, S.N.Liddick, A.Algora, T.Baumann, J.Brett, B.P.Crider, P.A.DeYoung, T.Ginter, J.Gombas, S.Lyons, T.Marketin, P.Moller, W.-J.Ong, A.Palmisano, J.Pereira, C.J.Prokop, P.Sarriguren, D.P.Scriven, A.Simon, M.K.Smith, S.Valenta Total absorption spectroscopy of the β decay of 101, 102Zr and 109Tc RADIOACTIVITY 101,102Zr, 109Tc(β-)[from 9Be(124Sn, X), E=120 MeV/nucleon, followed by separation of fragments using A1900 separator at NSCL-MSU]; measured Eγ, Iγ, implanted ions, (implants)γ-correlations using Summing NaI(Tl) (SuN) detector for total absorption spectroscopy; deduced β feedings as function of excitation energy, B(GT). Comparison with theoretical results from three different quasiparticle random-phase approximation (QRPA) models to investigate the ground-state shapes of the parent nuclei, and to test commonly used models that provide β-decay properties in r-process network calculations.
doi: 10.1103/PhysRevC.103.025810
2021GO10 Phys.Rev. C 103, 035803 (2021) J.Gombas, P.A.DeYoung, A.Spyrou, A.C.Dombos, A.Algora, T.Baumann, B.Crider, J.Engel, T.Ginter, E.Kwan, S.N.Liddick, S.Lyons, F.Naqvi, E.M.Ney, J.Pereira, C.Prokop, W.Ong, S.Quinn, D.P.Scriven, A.Simon, C.Sumithrarachchi β-decay feeding intensity distributions for 103, 104mNb RADIOACTIVITY 103,104mNb(β-)[from 9Be(124Sn, X), E not given, followed by separation of fragments using A1900 separator at NSCL-MSU]; measured reaction products and particle identification plot from 9Be(124Sn, X), Eγ, Iγ, total absorption gamma spectra from the decays of 103Nb and 104mNb using Summing NaI(Tl) (SuN) detector at the NSCL-MSU; deduced Iβ feedings to levels in 103Mo and 104Mo, cumulative B(GT) values. Comparison to predictions of quasiparticle random-phase approximation (QRPA) model. Relevance to antineutrino studies of nuclear reactors, and astrophysical r process.
doi: 10.1103/PhysRevC.103.035803
2021HA01 Phys.Rev.Lett. 126, 042701 (2021) S.Hallam, G.Lotay, A.Gade, D.T.Doherty, J.Belarge, P.C.Bender, B.A.Brown, J.Browne, W.N.Catford, B.Elman, A.Estrade., M.R.Hall, B.Longfellow, E.Lunderberg, F.Montes, M.Moukaddam, P.O'Malley, W.-J.Ong, H.Schatz, D.Seweryniak, K.Schmidt, N.K.Timofeyuk, D.Weisshaar, R.G.T.Zegers Exploiting Isospin Symmetry to Study the Role of Isomers in Stellar Environments NUCLEAR REACTIONS 12C, 2H(26Si, 11C), (26Si, p)27Si, E=30 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, partial σ, branching ratios, J, π, spectroscopic factors. Comparison with shell model calculations, REACLIB data. GRETINA array.
doi: 10.1103/PhysRevLett.126.042701
2021KO09 Nucl.Instrum.Methods Phys.Res. A1000, 165240 (2021) K.Kolos, A.M.Hennessy, N.D.Scielzo, V.E.Iacob, J.C.Hardy, M.A.Stoyer, A.P.Tonchev, W.-J.Ong, M.T.Burkey, B.Champine, J.A.Clark, P.Copp, A.Gallant, E.B.Norman, R.Orford, H.I.Park, J.Rohrer, D.Santiago-Gonzalez, G.Savard, A.J.Shaka, B.S.Wang, S.Zhu New approach to precisely measure γ-ray intensities for long-lived fission products, with results for the decay of 95Zr RADIOACTIVITY 95Zr, 95Nb, 95Sr, 95Y(β-); measured decay products, Eγ, Iγ, Eβ, Iβ, β-γ-coin.; deduced γ-ray energies and intensities, β-branching ratios. Comparison with a Monte Carlo decay code simulations. CARIBU facility, the reactor facility at TAMU.
doi: 10.1016/j.nima.2021.165240
2020ON01 Phys.Rev.Lett. 125, 262701 (2020) W.-J.Ong, E.F.Brown, J.Browne, S.Ahn, K.Childers, B.P.Crider, A.C.Dombos, S.S.Gupta, G.W.Hitt, C.Langer, R.Lewis, S.N.Liddick, S.Lyons, Z.Meisel, P.Moller, F.Montes, F.Naqvi, J.Pereira, C.Prokop, D.Richman, H.Schatz, K.Schmidt, A.Spyrou β Decay of 61V and its Role in Cooling Accreted Neutron Star Crusts RADIOACTIVITY 61V(β-), (β-n) [from 9Be(82Se, X), E=140 MeV/nucleon]; measured decay products, Eγ, Iγ, En, In; deduced branching for β-delayed neutron emission, β-feeding intensities, B(GT) strengths, log ft.
doi: 10.1103/PhysRevLett.125.262701
2019DO02 Phys.Rev. C 99, 015802 (2019) A.C.Dombos, A.Spyrou, F.Naqvi, S.J.Quinn, S.N.Liddick, A.Algora, T.Baumann, J.Brett, B.P.Crider, P.A.DeYoung, T.Ginter, J.Gombas, E.Kwan, S.Lyons, W.-J.Ong, A.Palmisano, J.Pereira, C.J.Prokop, D.P.Scriven, A.Simon, M.K.Smith, C.S.Sumithrarachchi β-decay half-lives of neutron-rich nuclides in the A=100--110 mass region RADIOACTIVITY 99Y, 101,102Zr, 102m,103,104mNb, 109Tc(β-)[from 9Be(124Sn, X), E=120 MeV/nucleon, followed by separation of reaction products using A1900 fragment separator]; measured (implants)γ-coin, time-of-flight, total energy loss of fragments, and half-lives from (implants)γ-correlated decay curves using the implantation station installed inside the Summing NaI(Tl) (SuN) detector for the total absorption spectroscopy (TAS) technique at the NSCL-MSU facility. Comparison with previous experimental values; compiled measured and evaluated half-lives in literature for the seven isotopes studied in this work. Relevance to B(GT) distributions, nuclear astrophysics, nuclear structure, and nuclear technology.
doi: 10.1103/PhysRevC.99.015802
2019GL02 Phys.Rev. C 99, 065801 (2019) B.E.Glassman, D.Perez-Loureiro, C.Wrede, J.Allen, D.W.Bardayan, M.B.Bennett, K.A.Chipps, M.Febbraro, M.Friedman, C.Fry, M.R.Hall, O.Hall, S.N.Liddick, P.O'Malley, W.-J.Ong, S.D.Pain, S.B.Schwartz, P.Shidling, H.Sims, L.J.Sun, P.Thompson, H.Zhang Doppler broadening in 20Mg(βpγ)19Ne decay RADIOACTIVITY 20Mg(β+p)[20Mg beam from 9Be(24Mg, X), E=170 MeV/nucleon, followed by separation using A1900 separator at NSCL-MSU]; measured Eβ+, Eγ, Iγ, β+γ-coin, γ-decay branching ratios, and E(p) using plastic scintillator for β detection and the SeGA array for γ detection. 19Ne; deduced levels, J, π, half-life of 1507.5 level from Doppler broadening analysis, β+p feedings. Comparison with previous experimental values. Discussed relevance to 15O(α, γ)19Ne thermonuclear reaction rates. NUCLEAR REACTIONS 9Be(24Mg, X)15N/16O/17F/18Ne/20Mg, E=170 MeV/nucleon; measured time of flight, particle identification plot, yields using A1900 fragment separator at the K500 and K1200 coupled cyclotrons of NSCL-MSU.
doi: 10.1103/PhysRevC.99.065801
2019KA44 Phys.Lett. B 797, 134803 (2019) D.Kahl, P.J.Woods, T.Poxon-Pearson, F.M.Nunes, B.A.Brown, H.Schatz, T.Baumann, D.Bazin, J.A.Belarge, P.C.Bender, B.Elman, A.Estrade, A.Gade, A.Kankainen, C.Lederer-Woods, S.Lipschutz, B.Longfellow, S.-J.Lonsdale, E.Lunderberg, F.Montes, W.J.Ong, G.Perdikakis, J.Pereira, C.Sullivan, R.Taverner, D.Weisshaar, R.Zegers Single-particle shell strengths near the doubly magic nucleus 56Ni and the 56Ni(p, γ)57Cu reaction rate in explosive astrophysical burning NUCLEAR REACTIONS 2H(56Ni, n), (56Ni, p), E=33.6 MeV/nucleon; measured reaction products, Eγ, Iγ. 57Cu; deduced σ, spectroscopic factors, resonance parameters, astrophysical reaction rates.
doi: 10.1016/j.physletb.2019.134803
2019WO01 Phys.Rev.Lett. 122, 232701 (2019) C.Wolf, C.Langer, F.Montes, J.Pereira, W.-J.Ong, T.Poxon-Pearson, S.Ahn, S.Ayoub, T.Baumann, D.Bazin, P.C.Bender, B.A.Brown, J.Browne, H.Crawford, R.H.Cyburt, E.Deleeuw, B.Elman, S.Fiebiger, A.Gade, P.Gastis, S.Lipschutz, B.Longfellow, Z.Meisel, F.M.Nunes, G.Perdikakis, R.Reifarth, W.A.Richter, H.Schatz, K.Schmidt, J.Schmitt, C.Sullivan, R.Titus, D.Weisshaar, P.J.Woods, J.C.Zamora, R.G.T.Zegers Constraining the Neutron Star Compactness: Extraction 23Al(p, γ) Reaction Rate for the rp Process NUCLEAR REACTIONS 2H(23Al, n), E=48 MeV/nucleon; measured reaction products, En, In, Eγ, Iγ; deduced J, π, σ, σ(θ), resonance widths and spectroscopic strengths, reaction rates.
doi: 10.1103/PhysRevLett.122.232701
2018AB06 Phys.Rev. C 98, 024309 (2018) E.Aboud, M.B.Bennett, C.Wrede, M.Friedman, S.N.Liddick, D.Perez-Loureiro, D.W.Bardayan, B.A.Brown, A.A.Chen, K.A.Chipps, C.Fry, B.E.Glassman, C.Langer, E.I.McNeice, Z.Meisel, W.-J.Ong, P.D.O'Malley, S.D.Pain, C.J.Prokop, H.Schatz, S.B.Schwartz, S.Suchyta, P.Thompson, M.Walters, X.Xu Toward complete spectroscopy using β decay: The example of 32Cl (βγ)32S RADIOACTIVITY 32Cl(β+), (EC)[from 9Be(36Ar, X), E=150 MeV/nucleon followed by beam separation and purification using A1900 fragment separator and time-of-flight separation method using Radio Frequency Fragment Separator (RFFS) at NSCL-MSU]; measured Eγ, Iγ, βγ- and βγγ-coin using the Clovershare array of HPGe detectors, 32Cl implants and β by a plastic scintillator at NSCL-MSU. 32S; deduced levels, J, π, β feedings, logft, Gamow-Teller strengths, half-lives, proton, γ and α widths of 8861- and 9650-keV resonances. Comparison with sd USDA and USDB shell model calculations, and with previous experimental values and ENSDF evaluations. 31P(p, α)28Si, E=9650 keV; deduced resonance strength.
doi: 10.1103/PhysRevC.98.024309
2018BE12 Phys.Rev. C 97, 065803 (2018) M.B.Bennett, C.Wrede, S.N.Liddick, D.Perez-Loureiro, D.W.Bardayan, B.A.Brown, A.A.Chen, K.A.Chipps, C.Fry, B.E.Glassman, C.Langer, N.R.Larson, E.I.McNeice, Z.Meisel, W.Ong, P.D.O'Malley, S.D.Pain, C.J.Prokop, H.Schatz, S.B.Schwartz, S.Suchyta, P.Thompson, M.Walters, X.Xu Detailed study of the decay 31Cl(βγ)31S RADIOACTIVITY 31Cl(β+), (EC)[from 9Be(36Ar, X), E=150 MeV/nucleon using A1900 Fragment Separator for Bρ, and Radio Frequency Fragment Separator (RFFS) for TOF at NSCL-MSU facility]; measured Eγ, Iγ, βγ- and βγγ-coin using Yale Clovershare array for γ detection, and plastic scintillator for β detection. 31S; deduced levels, resonances, J, π, β feedings, logft values, isospin mixing, ratio of thermonuclear reaction rates for 30P(p, γ)31S reaction at T9=0.1-0.4 for the newly discovered state at 6390 keV and the IAS at 6280 keV. Comparison with USDB and USDE shell-model calculations, and previous experimental results.
doi: 10.1103/PhysRevC.97.065803
2018GL01 Phys.Lett. B 778, 397 (2018) B.E.Glassman, D.Perez-Loureiro, C.Wrede, J.Allen, D.W.Bardayan, M.B.Bennett, B.A.Brown, K.A.Chipps, M.Febbraro, M.Friedman, C.Fry, M.R.Hall, O.Hall, S.N.Liddick, P.O'Malley, W.J.Ong, S.D.Pain, C.Prokop, S.B.Schwartz, P.Shidling, H.Sims, P.Thompson, H.Zhang β-delayed γ decay of 20Mg and the 19Ne(p, γ)20Na breakout reaction in Type I X-ray bursts RADIOACTIVITY 20Mg(β+) [from 9Be(24Mg, X)20Mg, E=170 MeV/nucleon]; measured decay products, Eβ, Iβ, Eγ, Iγ; deduced γ-ray energies and limits on intensities of β-delayed γ-rays, Gamow-Teller strengths B(GT) and associated log ft values. Comparison with theoretical calculations.
doi: 10.1016/j.physletb.2018.01.041
2018ON01 Phys.Rev. C 98, 065803 (2018) W.-J.Ong, A.A.Valverde, M.Brodeur, G.Bollen, M.Eibach, K.Gulyuz, A.Hamaker, C.Izzo, D.Puentes, M.Redshaw, R.Ringle, R.Sandler, S.Schwarz, C.S.Sumithrarachchi, J.Surbrook, A.C.C.Villari, I.T.Yandow Mass measurement of 51Fe for the determination of the 51Fe(p, γ)52Co reaction rate ATOMIC MASSES 51Fe; measured time of flight, cyclotron frequency ratios, and mass excess using the Penning trap of LEBIT-NSCL. 52Co; deduced S(p). Comparison with data in AME-2016 evaluation. NUCLEAR REACTIONS 51Fe(p, γ), T9=0.1-10; calculated astrophysical reaction rates; deduced REACLIB fits at 0.1-10 GK. NUCLEAR STRUCTURE 52Co; calculated levels in the unbound region from 1560 to 3989 keV, proton resonances, J, π, Γp, Γγ, spectroscopic factors, using shell model with the GXPF1A interaction.
doi: 10.1103/PhysRevC.98.065803
2018VA01 Phys.Rev.Lett. 120, 032701 (2018) A.A.Valverde, M.Brodeur, G.Bollen, M.Eibach, K.Gulyuz, A.Hamaker, C.Izzo, W.-J.Ong, D.Puentes, M.Redshaw, R.Ringle, R.Sandler, S.Schwarz, C.S.Sumithrarachchi, J.Surbrook, A.C.C.Villari, I.T.Yandow High-Precision Mass Measurement of 56Cu and the Redirection of the rp-Process Flow ATOMIC MASSES 56Cu; measured time-of-flight ion cyclotron resonance; deduced cyclotron frequency ratios, mass excess. Comparison with AME2016 and available data.
doi: 10.1103/PhysRevLett.120.032701
2017MI06 Phys.Lett. B 769, 339 (2017) K.Miki, R.G.T.Zegers, Sam M.Austin, D.Bazin, B.A.Brown, A.C.Dombos, R.K.Grzywacz, M.N.Harakeh, E.Kwan, S.N.Liddick, S.Lipschutz, E.Litvinova, M.Madurga, M.T.Mustonen, W.J.Ong, S.V.Paulauskas, G.Perdikakis, J.Pereira, W.A.Peters, C.Robin, M.Scott, A.Spyrou, C.Sullivan, R.Titus Isovector excitations in 100Nb and their decays by neutron emission studied via the 100Mo(t, 3He + n) reaction at 115 MeV/ u NUCLEAR REACTIONS 100Mo(t, 3He), E=115 MeV/nucleon; measured reaction products; deduced σ(θ, E), Gamow-Teller transition strength. Comparison with the single-particle estimate and spherical pn-(R)QRPA and pn-RQTBA calculations.
doi: 10.1016/j.physletb.2017.04.004
2017ON01 Phys.Rev. C 95, 055806 (2017) W.-J.Ong, C.Langer, F.Montes, A.Aprahamian, D.W.Bardayan, D.Bazin, B.A.Brown, J.Browne, H.Crawford, R.Cyburt, E.B.Deleeuw, C.Domingo-Pardo, A.Gade, S.George, P.Hosmer, L.Keek, A.Kontos, I.-Y.Lee, A.Lemasson, E.Lunderberg, Y.Maeda, M.Matos, Z.Meisel, S.Noji, F.M.Nunes, A.Nystrom, G.Perdikakis, J.Pereira, S.J.Quinn, F.Recchia, H.Schatz, M.Scott, K.Siegl, A.Simon, M.Smith, A.Spyrou, J.Stevens, S.R.Stroberg, D.Weisshaar, J.Wheeler, K.Wimmer, R.G.T.Zegers Low-lying level structure of 56Cu and its implications for the rp process NUCLEAR REACTIONS 2H(56Ni, 56Cu), E AP 75 MeV/nucleon, [secondary 56Ni beam from 9Be(58Ni, X), E=160 MeV/nucleon primary reaction using A1900 separator at NSCL-MSU facility]; measured ΔE-TOF particle identification for ions, Eγ, Iγ, γγ-, (56Cu ions)γ-coin using GRETINA array and S800 magnetic spectrograph. 56Cu; deduced levels, J, π. Comparison with mirror nucleus 56Co level scheme, and with shell-model calculations 55Ni(p, γ)56Cu, T9=0.1-10; deduced Q value, astrophysical reaction rates as function of temperature, and impact on the r-process around 56Ni. NUCLEAR STRUCTURE 56Cu; calculated levels, resonance energies, J, π, spectroscopic factors, Γp, Γγ using shell model with the GXPF1A interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.95.055806
2017WR02 Phys.Rev. C 96, 032801 (2017) C.Wrede, B.E.Glassman, D.Perez-Loureiro, J.M.Allen, D.W.Bardayan, M.B.Bennett, B.A.Brown, K.A.Chipps, M.Febbraro, C.Fry, M.R.Hall, O.Hall, S.N.Liddick, P.O'Malley, W.-J.Ong, S.D.Pain, S.B.Schwartz, P.Shidling, H.Sims, P.Thompson, H.Zhang New portal to the 15O(α, γ)19Ne resonance triggering CNO-cycle breakout RADIOACTIVITY 20Mg(β+), (β+p)[from 9Be(24Mg, X), E=170 MeV/nucleon using A1900 separator at MSU-NSCL facility]; measured Eγ, Iγ, βγ- and (implants)γ-coin using SeGA array for γ detection. 19Ne; deduced level at 4034 keV, β+-delayed proton branching ratio; discussed possible α-decay of 4034 level. 20Mg(β+α); discussed possible decay branch. Relevance to hot CNO cycles during type I x-ray bursts on accreting neutron stars.
doi: 10.1103/PhysRevC.96.032801
2016BE05 Phys.Rev.Lett. 116, 102502 (2016) M.B.Bennett, C.Wrede, B.A.Brown, S.N.Liddick, D.Perez-Loureiro, D.W.Bardayan, A.A.Chen, K.A.Chipps, C.Fry, B.E.Glassman, C.Langer, N.R.Larson, E.I.McNeice, Z.Meisel, W.Ong, P.D.O'Malley, S.D.Pain, C.J.Prokop, H.Schatz, S.B.Schwartz, S.Suchyta, P.Thompson, M.Walters, X.Xu Isospin Mixing Reveals 30P(p, γ)31S Resonance Influencing Nova Nucleosynthesis RADIOACTIVITY 31Cl(EC), (β+) [from Be(36Ar, X)31Cl, E=150 MeV/nucleon]; measured decay products, Eγ, Iγ, Eβ, Iβ, β-γ-coin.; deduced energy levels and intensities, J, π, resonance parameters. Comparison with shell model calculations.
doi: 10.1103/PhysRevLett.116.102502
2016BE19 Phys.Rev. C 93, 064310 (2016) M.B.Bennett, C.Wrede, B.A.Brown, S.N.Liddick, D.Perez-Loureiro, D.W.Bardayan, A.A.Chen, K.A.Chipps, C.Fry, B.E.Glassman, C.Langer, N.R.Larson, E.I.McNeice, Z.Meisel, W.Ong, P.D.O'Malley, S.D.Pain, C.J.Prokop, S.B.Schwartz, S.Suchyta, P.Thompson, M.Walters, X.Xu Isobaric multiplet mass equation in the A = 31, T = 3/2 quartets RADIOACTIVITY 31Cl(β+); measured Eγ, Iγ, Eβ, βγ-, βγγ-coin using the Clovershare array at NSCL-MSU laboratory. 31S; deduced levels, IAS, isospin mixing, β feedings, isospin T=3/2 states. 31Cl; discussed predictions for the first excited state. Comparison with USDB and USDE shell-model calculations. ATOMIC MASSES 31Cl, 31S, 31P, 31Si; analyzed isobaric multiplet mass equation (IMME) for T=3/2 quartet by quadratic and cubic fits. Discussed IMME breakdown and isospin mixing. Comparison with USDB and USDE shell-model calculations.
doi: 10.1103/PhysRevC.93.064310
2015GL03 Phys.Rev. C 92, 042501 (2015) B.E.Glassman, D.Perez-Loureiro, C.Wrede, J.Allen, D.W.Bardayan, M.B.Bennett, B.A.Brown, K.A.Chipps, M.Febbraro, C.Fry, M.R.Hall, O.Hall, S.N.Liddick, P.O'Malley, W.Ong, S.D.Pain, S.B.Schwartz, P.Shidling, H.Sims, P.Thompson, H.Zhang Revalidation of the isobaric multiplet mass equation for the A=20 quintet RADIOACTIVITY 20Mg(β+)[20Mg beam from 9Be(24Mg, X), E=170 MeV/nucleon using A1900 fragment separator at NSCL-MSU]; measured Eγ, Iγ, βγ-coin using SeGA array. 20Na; deduced levels, precise energy of the T=2 state, J, π. 20Mg, 20Na, 20Ne, 20F, 20O; analyzed and revalidated isobaric multiplet mass equation (IMME) for A=20, T=2 quintet.
doi: 10.1103/PhysRevC.92.042501
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