NSR Query Results
Output year order : Descending NSR database version of March 18, 2024. Search: Author = A.M.Amthor Found 25 matches. 2023WI02 Phys.Rev. C 107, 035803 (2023) M.Williams, B.Davids, G.Lotay, N.Nishimura, T.Rauscher, S.A.Gillespie, M.Alcorta, A.M.Amthor, G.C.Ball, S.S.Bhattacharjee, V.Bildstein, W.N.Catford, D.T.Doherty, N.E.Esker, A.B.Garnsworthy, G.Hackman, K.Hudson, A.Lennarz, C.Natzke, B.Olaizola, A.Psaltis, C.E.Svensson, J.Williams, D.Walter, D.Yates Cross sections of the 83Rb(p, γ)84Sr and 84Kr(p, γ)85Rb reactions at energies characteristic of the astrophysical γ process NUCLEAR REACTIONS 1H(83Rb, γ)84Sr, E=2.4, 2.7 MeV/nucleon; 1H(84Kr, γ)85Rb, E=2.7 MeV/nucleon; measured Eγ, Iγ, (recoil)γ-coin; deduced σ(E). 1H(83Rb, γ)84Sr, E=2.4, 2.7 MeV/nucleon; deduced thermonuclear reaction rate. Comparison to SMARAGD and NON-SMOKER calculations. Relevance to the abundance of 84Sr produced during the γ process in supernovae. The EMMA recoil mass spectrometer with 12 Compton-suppressed HPGe detectors of the TIGRESS array at ISAC-II facility of TRIUMF.
doi: 10.1103/PhysRevC.107.035803
2021LO11 Phys.Rev.Lett. 127, 112701 (2021) G.Lotay, S.A.Gillespie, M.Williams, T.Rauscher, M.Alcorta, A.M.Amthor, C.A.Andreoiu, D.Baal, G.C.Ball, S.S.Bhattacharjee, H.Behnamian, V.Bildstein, C.Burbadge, W.N.Catford, D.T.Doherty, N.E.Esker, F.H.Garcia, A.B.Garnsworthy, G.Hackman, S.Hallam, K.A.Hudson, S.Jazrawi, E.Kasanda, A.R.L.Kennington, Y.H.Kim, A.Lennarz, R.S.Lubna, C.R.Natzke, N.Nishimura, B.Olaizola, C.Paxman, A.Psaltis, C.E.Svensson, J.Williams, B.Wallis, D.Yates, D.Walter, B.Davids First Direct Measurement of an Astrophysical p-Process Reaction Cross Section Using a Radioactive Ion Beam NUCLEAR REACTIONS 1H(83Rb, γ), (84Kr, γ), E=2.4, 2.7 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, partial σ. Comparison with statistical model calculations.
doi: 10.1103/PhysRevLett.127.112701
2018TA08 Eur.Phys.J. A 54, 66 (2018) O.B.Tarasov, O.Delaune, F.Farget, D.J.Morrissey, A.M.Amthor, B.Bastin, D.Bazin, B.Blank, L.Caceres, A.Chbihi, B.Fernandez-Dominguez, S.Grevy, O.Kamalou, S.M.Lukyanov, W.Mittig, J.Pereira, L.Perrot, M.-G.Saint-Laurent, H.Savajols, B.M.Sherrill, C.Stodel, J.C.Thomas, A.C.Villari Fission fragment yields from heavy-ion-induced reactions measured with a fragment separator NUCLEAR REACTIONS 9Be, 12C(238U, x), E=20, 24 MeV/nucleon; measured Eγ, Iγ, γγ-coin, (heavy fragment)γ-coin. 96Zr, 120Sn; deduced fragments charge distribution, σ vs charge and vs mass; calculated partial σ vs angular momentum for different participating processes, CN formation σ vs projectile energy for E=4-100 MeV/nucleon using LISE++ code, fusion-fission Rh fragment reduced yield vs Rh mass for different beam energies.
doi: 10.1140/epja/i2018-12500-0
2015DE24 Eur.Phys.J. A 51, 66 (2015) F.Dechery, A.Drouart, H.Savajols, J.Nolen, M.Authier, A.M.Amthor, D.Boutin, O.Delferriere, B.Gall, A.Hue, B.Laune, F.Le Blanc, S.Manikonda, J.Payet, M.-H.Stodel, E.Traykov, D.Uriot, Toward the drip lines and the superheavy island of stability with the Super Separator Spectrometer S3
doi: 10.1140/epja/i2015-15066-3
2013TA14 Phys.Rev. C 87, 054612 (2013) O.B.Tarasov, M.Portillo, D.J.Morrissey, A.M.Amthor, L.Bandura, T.Baumann, D.Bazin, J.S.Berryman, B.A.Brown, G.Chubarian, N.Fukuda, A.Gade, T.N.Ginter, M.Hausmann, N.Inabe, T.Kubo, J.Pereira, B.M.Sherrill, A.Stolz, C.Sumithrarachchi, M.Thoennessen, D.Weisshaar Production cross sections from 82Se fragmentation as indications of shell effects in neutron-rich isotopes close to the drip-line NUCLEAR REACTIONS Be, W(82Se, X), E=139 MeV/nucleon; measured fragment spectra using A1900 fragment separator at NSCL facility. Z=11, A=27-33; Z=12, A=29-37; Z=13, A=31-39; Z=14, A=29-42; Z=15, A=31-45; Z=16, A=33-48; Z=17, A=35-50; Z=18, A=38-52; Z=19, A=39-55; Z=20, A=41-58; Z=21, A=43-61; Z=22, A=46-64; Z=23, A=47-67; Z=24, A=50-70; Z=25, A=52-72; Z=26, A=54-60; Z=26, A=63-75; Z=27, A=56-62; Z=27, A=65-76; Z=28, A=60-63; Z=28, A=67-78; Z=29, A=62-65; Z=29, A=70-78; Z=30, A=64-68; Z=30, A=73-80; Z=31, A=75-81; Z=32, A=79-82; Z=33, A=81-83; measured production cross sections for 334 isotopes, and longitudinal momentum distributions for 126 isotopes. 64Ti, 67V, 69,70Cr, 72Mn, 75Fe; measured production cross sections for isotopes first identified in this study. Comparison with calculations using abrasion-ablation model. Evidence for subshell closure at N=34 around Z=20.
doi: 10.1103/PhysRevC.87.054612
2012CH18 Phys.Rev. C 85, 045809 (2012) J.Chen, A.A.Chen, A.M.Amthor, D.Bazin, A.D.Becerril, A.Gade, D.Galaviz, T.Glasmacher, D.Kahl, G.Lorusso, M.Matos, C.V.Ouellet, J.Pereira, H.Schatz, K.Smith, B.Wales, D.Weisshaar, R.G.T.Zegers 26Si excited states via one-neutron removal from a 27Si radioactive ion beam NUCLEAR REACTIONS 1H, C(27Si, 26Si), [27Si secondary beam from 9Be(36Ar, X), E=150 MeV/nucleon primary beam], E=84.3 MeV/nucleon; measured energy loss and residual energy for the fragments, Eγ, Iγ, γγ-coin, Doppler corrected γ-ray spectra using SeGA array at NSCL, MSU facility. 26Si; deduced levels. Comparison with previous studies.
doi: 10.1103/PhysRevC.85.045809
2012LO08 Phys.Rev. C 86, 014313 (2012) G.Lorusso, A.Becerril, A.Amthor, T.Baumann, D.Bazin, J.S.Berryman, B.A.Brown, R.H.Cyburt, H.L.Crawford, A.Estrade, A.Gade, T.Ginter, C.J.Guess, M.Hausmann, G.W.Hitt, P.F.Mantica, M.Matos, R.Meharchand, K.Minamisono, F.Montes, G.Perdikakis, J.Pereira, M.Portillo, H.Schatz, K.Smith, J.Stoker, A.Stolz, R.G.T.Zegers β-delayed proton emission in the 100Sn region RADIOACTIVITY 89Ru, 91,92Rh, 93Pd, 95,96,96mAg, 96,97,97mCd, 98,98m,99,100In, 100,101Sn[from 9Be(112Sn, X), E=140 MeV/nucleon](β+), (EC), (β+p); measured Eγ, Iγ, β spectra, E(p), I(p), βγ-coin, βp-coin, γβp-coin, fragment yields, half-lives, β-delayed proton emission branching ratios using NSCL Beta Counting System and SeGA array. Discussed rp-process implications. Comparison with previous studies and theoretical calculations. X-ray bursts calculations.
doi: 10.1103/PhysRevC.86.014313
2011BE34 Phys.Rev. C 84, 041303 (2011) A.D.Becerril, G.Lorusso, A.M.Amthor, T.Baumann, D.Bazin, J.S.Berryman, B.A.Brown, H.L.Crawford, A.Estrade, A.Gade, T.Ginter, C.J.Guess, M.Hausmann, G.W.Hitt, P.F.Mantica, M.Matos, R.Meharchand, K.Minamisono, F.Montes, G.Perdikakis, J.Pereira, M.Portillo, H.Schatz, K.Smith, J.Stoker, A.Stolz, R.G.T.Zegers High-spin μs isomeric states in 96Ag NUCLEAR REACTIONS 9Be(112Sn, X), E=120 MeV/nucleon; measured Eγ, Iγ, γγ-, (fragment)γγ-coin, isomer T1/2. 96Ag; deduced levels, J, π. A1900 Fragment Separator and SeGA array at NSCL. Comparison with shell-model calculations.
doi: 10.1103/PhysRevC.84.041303
2011ES06 Phys.Rev.Lett. 107, 172503 (2011) A.Estrade, M.Matos, H.Schatz, A.M.Amthor, D.Bazin, M.Beard, A.Becerril, E.F.Brown, R.Cyburt, T.Elliot, A.Gade, D.Galaviz, S.George, S.S.Gupta, W.R.Hix, R.Lau, G.Lorusso, P.Moller, J.Pereira, M.Portillo, A.M.Rogers, D.Shapira, E.Smith, A.Stolz, M.Wallace, M.Wiescher Time-of-Flight Mass Measurements for Nuclear Processes in Neutron Star Crusts ATOMIC MASSES 53,54,55Sc, 57Ti, 60,61V, 63Cr, 65,66Mn, 67,68Fe, 68,69,70,71Co, 74Ni; measured time of flight; deduced masses. Stellar nucleosynthesis implications.
doi: 10.1103/PhysRevLett.107.172503
2011LO09 Phys.Lett. B 699, 141 (2011) G.Lorusso, A.Becerril, A.Amthor, T.Baumann, D.Bazin, J.S.Berryman, B.A.Brown, R.H.Cyburt, H.L.Crawford, A.Estrade, A.Gade, T.Ginter, C.J.Guess, M.Hausmann, G.W.Hitt, P.F.Mantica, M.Matos, R.Meharchand, K.Minamisono, F.Montes, G.Perdikakis, J.Pereira, M.Portillo, H.Schatz, K.Smith, J.Stoker, A.Stolz, R.G.T.Zegers Half-lives of ground and isomeric states in 97Cd and the astrophysical origin of 96Ru RADIOACTIVITY 97Cd(β+), (β+p) [from 9Be(112Sn, X), E=120 MeV/nucleon]; measured proton spectra, Eγ, Iγ; deduced evidence for a high spin isomer (25/2+), T1/2, level energies, J, π. Comparison with nuclear shell model and astrophysical overproduction factors calculations.
doi: 10.1016/j.physletb.2011.03.043
2010CY01 Astrophys.J.Suppl.Ser. 189, 240 (2010) R.H.Cyburt, A.M.Amthor, R.Ferguson, Z.Meisel, K.Smith, S.Warren, A.Heger, R.D.Hoffman, T.Rauscher, A.Sakharuk, H.Schatz, F.K.Thielemann, M.Wiescher The JINA REACLIB Database: Its Recent Updates and Impact on Type-I X-ray Bursts
doi: 10.1088/0067-0049/189/1/240
2010DR04 Nucl.Phys. A834, 747c (2010) A.Drouart, A.M.Amthor, D.Boutin, O.Delferriere, M.Duval, S.Manikonda, J.A.Nolen, J.Payet, H.Savajols, M.-H.Stodel, D.Uriot The Super Separator Spectrometer (S3) for SPIRAL2 stable beams
doi: 10.1016/j.nuclphysa.2010.01.135
2010GA36 J.Phys.:Conf.Ser. 202, 012009 (2010) D.Galaviz, A.M.Amthor, D.Bazin, A.D.Becerril, B.A.Brown, A.A.Chen, A.Cole, J.M.Cook, T.Elliot, A.Estrade, Z.S.Fulop, A.Gade, T.Glasmacher, A.Heger, M.E.Howard, R.Kessler, G.Lorusso, M.Matos, F.Montes, W.Muller, J.Pereira, H.Schatz, B.Sherrill, F.Schertz, Y.Shimbara, E.Smith, K.Smith, A.Tamii, A.Stolz, D.Weisshaar, M.Wallace, M.Wiescher, R.G.T.Zegers Nucleosynthesis of proton-rich nuclei. Experimental results on the rp-process NUCLEAR REACTIONS 9Be(36Ar, X)30S, (40Ca, X)36K, (40Ca, X)37Ca, E=140 MeV/nucleon; measured 30S, 36K, 37Ca [obtained by further stripping of one nucleon from fragmentation product] in-flight Eγ, Iγ, (recoil)γ-coin; deduced 29P(p, γ)30S stellar reaction rate relevant to X-bursts. Compared with other published reaction rates.
doi: 10.1088/1742-6596/202/1/012009
2009FO05 Phys.Rev. C 79, 064318 (2009) C.M.Folden III, A.S.Nettleton, A.M.Amthor, T.N.Ginter, M.Hausmann, T.Kubo, W.Loveland, S.L.Manikonda, D.J.Morrissey, T.Nakao, M.Portillo, B.M.Sherrill, G.A.Souliotis, B.F.Strong, H.Takeda, O.B.Tarasov New neutron-rich microsecond isomers observed among fission products of 238U at 80 MeV/nucleon NUCLEAR REACTIONS 9Be(238U, X)60mMn/78mGa/82mGa/92mBr/95mRb/98mRb/92mY/101mY/112mTc, E=80 MeV/nucleon; measured Eγ, Iγ, γγ-coin, isomer half-lives. 60Mn, 78,82Ga, 92Br, 95,98Rb, 92,101Y, 112Tc; deduced levels, J, π. 66mCu, 78mZn, 88mBr, 95mKr, 96mRb, 97m,100mSr, 99mMo, 121mPd, 124mSn, 125mXe; measured Eγ and half-lives. 91,92,93Y; measured Eγ.
doi: 10.1103/PhysRevC.79.064318
2009MA28 Acta Phys.Pol. B40, 695 (2009) M.Matos, A.Estrade, A.M.Amthor, D.Bazin, A.Becerril, T.Elliot, M.Famiano, A.Gade, D.Galaviz, G.Lorusso, J.Pereira, M.Portillo, A.Rogers, H.Schatz, D.Shapira, E.Smith, A.Stolz, M.Wallace Time-of-Flight Mass Measurements and Their Importance for Nuclear Astrophysics
2009TA05 Phys.Rev.Lett. 102, 142501 (2009) O.B.Tarasov, D.J.Morrissey, A.M.Amthor, T.Baumann, D.Bazin, A.Gade, T.N.Ginter, M.Hausmann, N.Inabe, T.Kubo, A.Nettleton, J.Pereira, M.Portillo, B.M.Sherrill, A.Stolz, M.Thoennessen Evidence for a Change in the Nuclear Mass Surface with the Discovery of the Most Neutron-Rich Nuclei with 17 ≤ Z ≤ 25 NUCLEAR REACTIONS 9Be(76Ge, X)50Cl/53Ar/55K/56K/57Ca/58Ca/59Sc/60Sc/61Sc/62Ti/63Ti/65V/66V/68Cr/70Mn/52Ar, E=132 MeV/nucleon; measured cross sections.
doi: 10.1103/PhysRevLett.102.142501
2009TA24 Phys.Rev. C 80, 034609 (2009) O.B.Tarasov, M.Portillo, A.M.Amthor, T.Baumann, D.Bazin, A.Gade, T.N.Ginter, M.Hausmann, N.Inabe, T.Kubo, D.J.Morrissey, A.Nettleton, J.Pereira, B.M.Sherrill, A.Stolz, M.Thoennessen Production of very neutron-rich nuclei with a 76Ge beam NUCLEAR REACTIONS 9Be, W(76Ge, X)50Cl/53Ar/55K/56K/57Ca/58Ca/59Sc/60Sc/61Sc/62Ti/63Ti/65V/66V/68Cr/70Mn/52Ar, E=132 MeV/nucleon; measured fragment yields, production σ for A=33-74, Z=13-29 nuclides, longitudinal momentum distributions for Z=17-25 nuclides, time-of-flight. Comparison with various model calculations.
doi: 10.1103/PhysRevC.80.034609
2008AD04 Phys.Rev. C 77, 054306 (2008) P.Adrich, A.M.Amthor, D.Bazin, M.D.Bowen, B.A.Brown, C.M.Campbell, J.M.Cook, A.Gade, D.Galaviz, T.Glasmacher, S.McDaniel, D.Miller, A.Obertelli, Y.Shimbara, K.P.Siwek, J.A.Tostevin, D.Weisshaar In-beam γ-ray spectroscopy and inclusive two-proton knockout cross section measurements at N ≈ 40 NUCLEAR REACTIONS 9Be(67Co, 66Fe)X, E=84.3 MeV/nucleon; 9Be(68Ni, 66Fe)X, E=74.7 MeV/nucleon; 9Be(69Co, 68Fe)X, E=77.8 MeV/nucleon; 9Be(66Fe, 64Cr)X, E=73.5 MeV/nucleon; measured Eγ, Iγ, σ. 66,68Fe, 64Cr; deduced levels, J, π. 9Be(76Ge, X)63Fe/64Fe/65Fe/66Fe/68Ni/69Cu, E=130 MeV/nucleon;measured yields.
doi: 10.1103/PhysRevC.77.054306
2008BA53 Phys.Rev.Lett. 101, 252501 (2008) D.Bazin, F.Montes, A.Becerril, G.Lorusso, A.Amthor, T.Baumann, H.Crawford, A.Estrade, A.Gade, T.Ginter, C.J.Guess, M.Hausmann, G.W.Hitt, P.Mantica, M.Matos, R.Meharchand, K.Minamisono, G.Perdikakis, J.Pereira, J.Pinter, M.Portillo, H.Schatz, K.Smith, J.Stoker, A.Stolz, R.G.T.Zegers Production and β Decay of rp-Process Nuclei 96Cd, 98In, and 100Sn NUCLEAR REACTIONS 9Be(112Sn, X)96Cd/98In/100Sn, E=120 MeV/nucleon; measured cross sections. RADIOACTIVITY 96Cd, 98In, 100Sn; measured decay spectra, half-lives.
doi: 10.1103/PhysRevLett.101.252501
2008DE30 Phys.Rev. C 78, 051302 (2008) A.Dewald, K.Starosta, P.Petkov, M.Hackstein, W.Rother, P.Adrich, A.M.Amthor, T.Baumann, D.Bazin, M.Bowen, A.Chester, A.Dunomes, A.Gade, D.Galaviz, T.Glasmacher, T.Ginter, M.Hausmann, J.Jolie, B.Melon, D.Miller, V.Moeller, R.P.Norris, T.Pissulla, M.Portillo, Y.Shimbara, A.Stolz, C.Vaman, P.Voss, D.Weisshaar Collectivity of neutron-rich palladium isotopes and the valence proton symmetry NUCLEAR REACTIONS 9Be(110Pd, 110Pd'), E=66 MeV/nucleon; 9Be(114Pd, 114Pd'), E=69 MeV/nucleon; measured Eγ, Iγ, half-lives using recoil distance doppler shift method. 110,114Pd; deduced levels, J, π, B(E2). 102,104,106,108,112,116Pd, 104,106,108,110,112,114,116,118Cd, 96,98,100,102,104,106,108,110,112,114Ru; systematics of B(E2) values. Coulomb excitation. Comparisons with Interacting Boson Model.
doi: 10.1103/PhysRevC.78.051302
2008GA07 J.Phys.(London) G35, 014030 (2008) D.Galaviz, A.M.Amthor, D.Bazin, B.A.Brown, A.Cole, T.Elliot, A.Estrade, Z.Fulop, A.Gade, T.Glasmacher, R.Kessler, G.Lorusso, M.Matos, F.Montes, W.Muller, J.Pereira, H.Schatz, B.Sherrill, F.Schertz, Y.Shimbara, E.Smith, A.Tamii, M.Wallace, R.G.T.Zegers New experimental efforts along the rp-process path NUCLEAR REACTIONS 1H(31S, 30S), E=71 MeV/nucleon; measured Eγ, Iγ, γγ-, (particle)γ-coin. 30S; deduced level energies, J, π.
doi: 10.1088/0954-3899/35/1/014030
2007BA71 Nature(London) 449, 1022 (2007) T.Baumann, A.M.Amthor, D.Bazin, B.A.Brown, C.M.Folden III, A.Gade, T.N.Ginter, M.Hausmann, M.Matos, D.J.Morrissey, M.Portillo, A.Schiller, B.M.Sherrill, A.Stolz, O.B.Tarasov, M.Thoennessen Discovery of 40Mg and 42Al suggests neutron drip-line slant towards heavier isotopes NUCLEAR REACTIONS W(48Ca, X)40Mg/42Al, E=141 MeV/nucleon; measured fragment energies, charge and mass distributions.
doi: 10.1038/nature06213
2007ST16 Phys.Rev.Lett. 99, 042503 (2007) K.Starosta, A.Dewald, A.Dunomes, P.Adrich, A.M.Amthor, T.Baumann, D.Bazin, M.Bowen, B.A.Brown, A.Chester, A.Gade, D.Galaviz, T.Glasmacher, T.Ginter, M.Hausmann, M.Horoi, J.Jolie, B.Melon, D.Miller, V.Moeller, R.P.Norris, T.Pissulla, M.Portillo, W.Rother, Y.Shimbara, A.Stolz, C.Vaman, P.Voss, D.Weisshaar, V.Zelevinsky Shape and Structure of N=Z 64Ge: Electromagnetic Transition Rates from the Application of the Recoil Distance Method to a Knockout Reaction NUCLEAR REACTIONS 93Nb(65Ge, n), (63Zn, n), E not given; measured Eγ, Iγ and transition rates using recoil distance method. 64Ge, 62Zn deduced B(E2) and lifetimes.
doi: 10.1103/PhysRevLett.99.042503
2007TA15 Phys.Rev. C 75, 064613 (2007) O.B.Tarasov, T.Baumann, A.M.Amthor, D.Bazin, C.M.Folden III, A.Gade, T.N.Ginter, M.Hausmann, M.Matos, D.J.Morrissey, A.Nettleton, M.Portillo, A.Schiller, B.M.Sherrill, A.Stolz, M.Thoennessen New isotope 44Si and systematics of the production cross sections of the most neutron-rich nuclei NUCLEAR REACTIONS 184W, 9Be(48Ca, X)36Mg/37Mg/38Mg/41Si/42Si/43Si/44Si, E=142 MeV/nucleon; measured production cross sections. Compared results to model calculations.
doi: 10.1103/PhysRevC.75.064613
2004PR09 Phys.Rev. C 70, 055801 (2004) R.M.Prior, M.C.Spraker, A.M.Amthor, K.J.Keeter, S.O.Nelson, A.Sabourov, K.Sabourov, A.Tonchev, M.Ahmed, J.H.Kelley, D.R.Tilley, H.R.Weller, H.M.Hofmann Energy dependence of the astrophysical S factor for the 6Li(p, γ)7Be reaction NUCLEAR REACTIONS 6Li(polarized p, γ), E=80, 95, 110, 120, 130 keV; measured Eγ, Iγ, analyzing power; deduced energy dependence of astrophysical S-factor.
doi: 10.1103/PhysRevC.70.055801
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