NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = J.H.Kelley Found 95 matches. 2021MA61 Phys.Rev. C 104, L032801 (2021) C.Marshall, K.Setoodehnia, F.Portillo, J.H.Kelley, R.Longland New energy for the 133-keV resonance in the 23Na(p, γ)24Mg reaction and its impact on nucleosynthesis in globular clusters NUCLEAR REACTIONS 23Na(3He, d)24Mg, E=21 MeV; measured E(d), I(d), σ(θ) using Enge split-pole spectrograph and a focal plane detector at the TUNL Tandem accelerator laboratory. 24Mg; deduced levels, resonances, excitation energy for a key proton resonance of 133-keV. 23Na(p, γ)24Mg, T9=0.01-0.5; deduced astrophysical reaction rates using the energy of the 133 keV resonance determined in the present work and the RatesMC Monte Carlo reaction rate code, median drop of 50% in the predicted 23Na abundance and corresponding increase by a factor of 2.5 in the 24Mg abundance using the present reaction rates, impact of 133-keV resonance on nucleosynthesis during hydrogen burning.
doi: 10.1103/PhysRevC.104.L032801
2019SE09 Phys.Rev. C 99, 055812 (2019) K.Setoodehnia, J.H.Kelley, C.Marshall, F.Portillo Chaves, R.Longland Experimental study of 35Cl excited states via 32S(α, p) NUCLEAR REACTIONS 32S(α, p), (α, α), E=21 MeV; measured Ep, Ip, Eα, Iα, and differential σ(θ) using Enge split-pole magnetic spectrograph at the 10-MV FN tandem Van de Graaff accelerator facility at TUNL. 35Cl; deduced levels, J, π. 34S(p, γ), at T=0.010-10.0 GK; deduced astrophysical reaction rate. DWBA analysis of σ(θ) data using FRESCO code. Comparison with previous experimental results, and evaluated data in the ENSDF database. 28Si(α, p)31P, E=21 MeV; measured Ep, Ip; deduced levels; used for spectral calibration.
doi: 10.1103/PhysRevC.99.055812
2018SE20 Phys.Rev. C 98, 055804 (2018) K.Setoodehnia, C.Marshall, J.H.Kelley, J.Liang, F.Portillo Chaves, R.Longland Excited states of 39Ca and their significance in nova nucleosynthesis NUCLEAR REACTIONS 40Ca(3He, α), E=21 MeV; measured Eα, Iα, σ(θ), using Enge split-pole magnetic spectrograph at the 10-MV FN tandem Van de Graaff accelerator of TUNL facility. DWBA analysis of σ(θ) data. 39Ca; deduced levels, J, π, resonances. Comparison with previous experimental data for 39Ca levels from (3He, α), (d, t) and (p, d) reactions, and in ENSDF evaluation. 38K(p, γ), T9=0.1-0.5; calculated contributions of resonances to astrophysical reaction rate in the nova temperature regime.
doi: 10.1103/PhysRevC.98.055804
2017KE05 Nucl.Phys. A968, 71 (2017) J.H.Kelley, J.E.Purcell, C.G.Sheu Energy levels of light nuclei A = 12 COMPILATION 12He, 12Li, 12Be, 12B, 12C, 12N, 12O; compiled data on energy levels, J, π, γ transitions, other structure data.
doi: 10.1016/j.nuclphysa.2017.07.015
2017TO16 Phys.Lett. B 773, 20 (2017) A.P.Tonchev, N.Tsoneva, C.Bhatia, C.W.Arnold, S.Goriely, S.L.Hammond, J.H.Kelley, E.Kwan, H.Lenske, J.Piekarewicz, R.Raut, G.Rusev, T.Shizuma, W.Tornow Pygmy and core polarization dipole modes in 206Pb: Connecting nuclear structure to stellar nucleosynthesis NUCLEAR REACTIONS 208Pb(γ, γ'), E=4.9-8.1 MeV; analyzed available data; deduced a range for the neutron-skin thickness of and a corresponding range for the slope of the symmetry energy, Maxwellian-averaged radiative σ.
doi: 10.1016/j.physletb.2017.07.062
2016GO02 Nucl.Data Sheets 131, 319 (2016) M.E.Gooden, C.W.Arnold, J.A.Becker, C.Bhatia, M.Bhike, E.M.Bond, T.A.Bredeweg, B.Fallin, M.M.Fowler, C.R.Howell, J.H.Kelley, Krishichayan, R.Macri, G.Rusev, C.Ryan, S.A.Sheets, M.A.Stoyer, A.P.Tonchev, W.Tornow, D.J.Vieira, J.B.Wilhelmy Energy Dependence of Fission Product Yields from 235U, 238U and 239Pu for Incident Neutron Energies Between 0.5 and 14.8 MeV NUCLEAR REACTIONS 235,238U, 239Pu(n, F), E=0.5-14.8 MeV; measured reaction products, Eγ, Iγ; deduced fission yields.
doi: 10.1016/j.nds.2015.12.006
2016LO04 Phys.Lett. B 756, 72 (2016) B.Loher, D.Savran, T.Aumann, J.Beller, M.Bhike, N.Cooper, V.Derya, M.Duchene, J.Endres, A.Hennig, P.Humby, J.Isaak, J.H.Kelley, M.Knorzer, N.Pietralla, V.Yu.Ponomarev, C.Romig, M.Scheck, H.Scheit, J.Silva, A.P.Tonchev, W.Tornow, F.Wamers, H.Weller, V.Werner, A.Zilges The decay pattern of the Pygmy Dipole Resonance of 140Ce NUCLEAR REACTIONS 140Ce(γ, γ'), (γ, γ), E=6.5 MeV; measured reaction products, Eγ, Iγ; deduced elastic scattering σ, average branching ratio to excited states for 140Ce, Pygmy Dipole Resonance (PDR) couple to the ground state as well as to low-lying excited states, PDR mixing. Comparison with nuclear model calculations.
doi: 10.1016/j.physletb.2016.02.042
2015BE02 Phys.Lett. B 741, 128 (2015) J.Beller, C.Stumpf, M.Scheck, N.Pietralla, D.Deleanu, D.M.Filipescu, T.Glodariu, W.Haxton, A.Idini, J.H.Kelley, E.Kwan, G.Martinez-Pinedo, R.Raut, C.Romig, R.Roth, G.Rusev, D.Savran, A.P.Tonchev, W.Tornow, J.Wagner, H.R.Weller, N.-V.Zamfir, M.Zweidinger Separation of the 1+/1- parity doublet in 20Ne NUCLEAR REACTIONS 20Ne, 28Si(polarized γ, γ'), E=11.26 MeV; measured reaction products, Eγ, Iγ; deduced the energy difference of the parity doublet, the ratio of their integrated σ. Comparison with shell model calculations.
doi: 10.1016/j.physletb.2014.12.018
2015BH09 Phys.Rev. C 91, 064604 (2015) C.Bhatia, B.F.Fallin, M.E.Gooden, C.R.Howell, J.H.Kelley, W.Tornow, C.W.Arnold, E.Bond, T.A.Bredeweg, M.M.Fowler, W.Moody, R.S.Rundberg, G.Y.Rusev, D.J.Vieira, J.B.Wilhelmy, J.A.Becker, R.Macri, C.Ryan, S.A.Sheets, M.A.Stoyer, A.P.Tonchev Exploratory study of fission product yields of neutron-induced fission of 235U, 238U, and 239Pu at 8.9 MeV NUCLEAR REACTIONS 235,238U, 239Pu(n, F), E=8.9 MeV; measured Eγ, Iγ of fission products of 92Sr, 97Zr, 99Mo, 105Ru, 132Te, 133I, 140Ba, 143Ce, 147Nd at TUNL facility; deduced absolute fission product yields by γ activation method. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.91.064604
2014BE09 Acta Phys.Pol. B45, 193 (2014) N.Benouaret, J.Beller, J.Isaak, J.H.Kelley, H.Pai, N.Pietralla, V.Yu.Ponomarev, R.Raut, C.Romig, G.Rusev, D.Savran, M.Scheck, L.Schnorrenberger, K.Sonnabend, A.P.Tonchev, W.Tornow, H.R.Weller, M.Zweidinger Photoexcitation of the Stable Tl Isotopes Below the Neutron Separation Energy NUCLEAR REACTIONS 203,205Tl(γ, γ'), E<7.5 MeV; measured reaction products, Eγ, Iγ; deduced dipole strength distribution. Comparison with available data.
doi: 10.5506/APhysPolB.45.193
2014DE04 Phys.Lett. B 730, 288 (2014) V.Derya, D.Savran, J.Endres, M.N.Harakeh, H.Hergert, J.H.Kelley, P.Papakonstantinou, N.Pietralla, V.Yu.Ponomarev, R.Roth, G.Rusev, A.P.Tonchev, W.Tornow, H.J.Wortche, A.Zilges Isospin properties of electric dipole excitations in 48Ca NUCLEAR REACTIONS 48Ca(polarized γ, γ'), E=6.6-9.51 MeV; 40,48Ca, 16O(α, α'γ), E=136 MeV; measured reaction products, Eγ, Iγ; deduced B(E1), J, π. Comparison with RPA calculations, available data.
doi: 10.1016/j.physletb.2014.01.050
2014GO18 Nucl.Data Sheets 119, 121 (2014) M.E.Gooden, B.A.Fallin, S.W.Finch, J.H.Kelley, C.R.Howell, G.Rusev, A.P.Tonchev, W.Tornow, V.Stanislav Partial Cross Sections of Neutron-Induced Reactions on natCu at En = 6, 8, 10, 12, 14, and 16 MeV for Oνββ Background Studies NUCLEAR REACTIONS 63,65Cu(n, n'γ), E=6, 8, 10, 12, 14, 16 MeV; measured Eγ, Iγ(θ) using HPGe; deduced discrete level gated σ using γ ray angular distribution from Dicebox code; calculated discrete level gated σ using TALYS. Compared with ENDF/B-VII.1 and LANL data. Preliminary.
doi: 10.1016/j.nds.2014.08.034
2014MA05 Phys.Rev.Lett. 112, 072501 (2014) R.Massarczyk, R.Schwengner, F.Donau, S.Frauendorf, M.Anders, D.Bemmerer, R.Beyer, C.Bhatia, E.Birgersson, M.Butterling, Z.Elekes, A.Ferrari, M.E.Gooden, R.Hannaske, A.R.Junghans, M.Kempe, J.H.Kelley, T.Kogler, A.Matic, M.L.Menzel, S.Muller, T.P.Reinhardt, M.Roder, G.Rusev, K.D.Schilling, K.Schmidt, G.Schramm, A.P.Tonchev, W.Tornow, A.Wagner Nuclear Deformation and Neutron Excess as Competing Effects for Dipole Strength in the Pygmy Region NUCLEAR REACTIONS 124,128,132,134Xe(γ, X), E<12 MeV; measured reaction products, Eγ, Iγ. 124,128,132,134Xe; deduced photoabsorption σ, summed B(E1) strength, nuclear deformation in the region of the pygmy dipole resonance. Nuclear resonance fluorescence experiment, random-phase approximation calculations, comparison with available data.
doi: 10.1103/PhysRevLett.112.072501
2014MA90 Phys.Rev. C 90, 054310 (2014) R.Massarczyk, G.Rusev, R.Schwengner, F.Donau, C.Bhatia, M.E.Gooden, J.H.Kelley, A.P.Tonchev, W.Tornow Magnetic dipole strength in 128Xe and 134Xe in the spin-flip resonance region NUCLEAR REACTIONS 128,134Xe(polarized γ, γ'), E=6.0-9.6 MeV; measured Eγ, Iγ, γ(pol, θ) using HIγS facility at TUNL. 128,134Xe; deduced branching ratios and comparison with γ-ray cascade simulations, photoabsorption σ(E) for M1 and E1 transitions, B(M1), B(E1). Comparison of σ(E) with previous experimental results, predictions of phenomenological expressions, RIPL3 recommendations, triple-Lorentzian (TLO) model for E1 and the triple-Gaussian for M1, and QRPA calculations.
doi: 10.1103/PhysRevC.90.054310
2013GO19 Phys.Rev. C 88, 064308 (2013) P.M.Goddard, N.Cooper, V.Werner, G.Rusev, P.D.Stevenson, A.Rios, C.Bernards, A.Chakraborty, B.P.Crider, J.Glorius, R.S.Ilieva, J.H.Kelley, E.Kwan, E.E.Peters, N.Pietralla, R.Raut, C.Romig, D.Savran, L.Schnorrenberger, M.K.Smith, K.Sonnabend, A.P.Tonchev, W.Tornow, S.W.Yates Dipole response of 76Se above 4 MeV NUCLEAR REACTIONS 76Se(polarized γ, γ'), E=4-9 MeV; measured Eγ, Iγ, γ(θ), integrated σ, γ(linear polarization) at HIγS facility at TUNL. 76Se; deduced levels, J, π, Γ, level half-lives, B(E1), B(M1), branching ratios. Comparison with theoretical calculations.
doi: 10.1103/PhysRevC.88.064308
2013IS14 Phys.Lett. B 727, 361 (2013) J.Isaak, D.Savran, M.Krticka, M.W.Ahmed, J.Beller, E.Fiori, J.Glorius, J.H.Kelley, B.Loher, N.Pietralla, C.Romig, G.Rusev, M.Scheck, L.Schnorrenberger, J.Silva, K.Sonnabend, A.P.Tonchev, W.Tornow, H.R.Weller, M.Zweidinger Constraining nuclear photon strength functions by the decay properties of photo-excited states NUCLEAR REACTIONS 11B, 130Te(γ, γ'), (γ, X), E<10 MeV; measured reaction products, Eγ, Iγ; deduced excited states π quantum numbers within 5.5-8.5 MeV region, γ-ray branching ratio, population intensity. Comparison with DICEBOX simulations, DHIPS and HIγS facilities at Darmstadt and TUNL, respectively.
doi: 10.1016/j.physletb.2013.10.040
2013RA23 Phys.Rev.Lett. 111, 112501 (2013) R.Raut, A.P.Tonchev, G.Rusev, W.Tornow, C.Iliadis, M.Lugaro, J.Buntain, S.Goriely, J.H.Kelley, R.Schwengner, A.Banu, N.Tsoneva Cross-Section Measurements of the 86Kr(γ, n) Reaction to Probe the s-Process Branching at 85Kr NUCLEAR REACTIONS 86Kr, 197Au(γ, n), E<9.86-13 MeV; measured reaction products, Eγ, Iγ; deduced σ for direct and inverse reactions, 82,86Kr isotopic ratios. Comparison with HFB+QRPA calculations, TALYS code.
doi: 10.1103/PhysRevLett.111.112501
2013RO28 Phys.Rev. C 88, 044331 (2013) C.Romig, J.Beller, J.Glorius, J.Isaak, J.H.Kelley, E.Kwan, N.Pietralla, V.Yu.Ponomarev, A.Sauerwein, D.Savran, M.Scheck, L.Schnorrenberger, K.Sonnabend, A.P.Tonchev, W.Tornow, H.R.Weller, A.Zilges, M.Zweidinger Low-lying dipole strength of the open-shell nucleus 94Mo NUCLEAR REACTIONS 94Mo(γ, γ'), (polarized γ, γ'), E=5.47, 6.05, 6.44, 6.61, 6.89, 7.65, 8.70 MeV; measured Eγ, Iγ, γγ(θ), γ-polarization asymmetry using DHIPS setup at S-DALINAC, and HiγS at TUNL and DFELL facilities. 94Mo; deduced levels, J, π, Γ20/Γ, branching ratios, B(E1), B(M1), E1 strength distributions, feeding of first 2+ level, elastic σ. Comparison with QPM calculations, and statistical model using DICEBOX computer code.
doi: 10.1103/PhysRevC.88.044331
2013RU01 Phys.Rev.Lett. 110, 022503 (2013) G.Rusev, N.Tsoneva, F.Donau, S.Frauendorf, R.Schwengner, A.P.Tonchev, A.S.Adekola, S.L.Hammond, J.H.Kelley, E.Kwan, H.Lenske, W.Tornow, A.Wagner Fine Structure of the Giant M1 Resonance in 90Zr NUCLEAR REACTIONS 90Zr(γ, γ'), E=7-11 MeV; measured reaction products, Eγ, Iγ; deduced dipole excitations, 1+ states, fine structure of the giant M1 resonance, B(M1). Comparison with three-phonon QPM calculations.
doi: 10.1103/PhysRevLett.110.022503
2013SC03 Phys.Rev. C 87, 024306 (2013) R.Schwengner, R.Massarczyk, G.Rusev, N.Tsoneva, D.Bemmerer, R.Beyer, R.Hannaske, A.R.Junghans, J.H.Kelley, E.Kwan, H.Lenske, M.Marta, R.Raut, K.D.Schilling, A.Tonchev, W.Tornow, A.Wagner Pygmy dipole strength in 86Kr and systematics of N=50 isotones NUCLEAR REACTIONS 86Kr(γ, γ'), (polarized γ, γ'), E<11.2 MeV; measured Eγ, Iγ, γγ(θ), widths, azimuthal asymmetry, integrated σ. ELBE accelerator facility at HZDR, and HIγS facility at TUNL. 86Kr; deduced levels, PDR, J, π, branching ratios, photoabsorption σ(E), energy-weighted sums of photoabsorption σ. Comparison of photoabsorption σ with that from (γ, n) reaction. NUCLEAR STRUCTURE 86Kr, 88Sr, 90Zr, 92Mo; calculated neutron skin thickness, B(E1), proton and neutron transition densities using QRPA calculations. Comparison with shell-model calculations.
doi: 10.1103/PhysRevC.87.024306
2013SC08 Phys.Rev. C 87, 051304 (2013) M.Scheck, V.Yu.Ponomarev, T.Aumann, J.Beller, M.Fritzsche, J.Isaak, J.H.Kelley, E.Kwan, N.Pietralla, R.Raut, C.Romig, G.Rusev, D.Savran, K.Sonnabend, A.P.Tonchev, W.Tornow, H.R.Weller, M.Zweidinger Decay pattern of the pygmy dipole resonance in 60Ni NUCLEAR REACTIONS 60Ni(polarized γ, γ'), E=7.65-9.66 MeV; measured Eγ, Iγ, M1 and E1 strengths at HIγS-TUNL facility. 60Ni; deduced levels, J, π, PDR, branching ratios, number of 1+ and 1- states. Comparison with quasiparticle phonon model (QPM) calculations.
doi: 10.1103/PhysRevC.87.051304
2013SC20 Phys.Rev. C 88, 044304 (2013) M.Scheck, V.Yu.Ponomarev, M.Fritzsche, J.Joubert, T.Aumann, J.Beller, J.Isaak, J.H.Kelley, E.Kwan, N.Pietralla, R.Raut, C.Romig, G.Rusev, D.Savran, L.Schorrenberger, K.Sonnabend, A.P.Tonchev, W.Tornow, H.R.Weller, A.Zilges, M.Zweidinger Photoresponse of 60Ni below 10-MeV excitation energy: Evolution of dipole resonances in fp-shell nuclei near N=Z NUCLEAR REACTIONS 60Ni(γ, γ'), (polarized γ, γ'), E<10 MeV; 58Ni(polarized γ, γ'), E<10 MeV; measured Eγ, Iγ, γγ(θ), γ-ray polarization, integrated σ, γ-branching ratios using High-intensity photon setup at S-DALINAC facility. 58,60Ni; deduced levels, J, π, width, level half-lives, B(E1), B(M1), B(E2), E1 and M1 strength distributions. Thomas-Reiche-Kuhn sum rule. Pygmy-dipole resonances. Comparison with QPM calculations.
doi: 10.1103/PhysRevC.88.044304
2012AN13 Phys.Rev. C 86, 051302 (2012); Erratum Phys.Rev. C 91, 039901 (2015) C.T.Angell, S.L.Hammond, H.J.Karwowski, J.H.Kelley, M.Krticka, E.Kwan, A.Makinaga, G.Rusev Evidence for radiative coupling of the pygmy dipole resonance to excited states NUCLEAR REACTIONS 142Nd(γ, n), E=9.86-13.3 MeV; 142Nd(polarized γ, γ'), E=4.2-9.7 MeV; measured Eγ, Iγ, branching ratio, σ(E) using High Intensity γ-ray Source (HIγS) at TUNL for (γ, γ'), and quasimonoenergetic γ-ray source at Tsukuba; deduced two distinct PDR peaks. Comparison with statistical-model calculations. Violation of Brink hypothesis.
doi: 10.1103/PhysRevC.86.051302
2012BE39 J.Phys.:Conf.Ser. 366, 012003 (2012) J.Beller, J.Wagner, M.Ahmed, D.Deleanu, D.M.Filipescu, T.Glodariu, J.Isaak, J.H.Kelley, E.Kwan, N.Pietralla, R.Raut, C.Romig, G.Rusev, M.Scheck, S.C.Stave, A.Tonchev, W.Tornow, H.R.Weller, N.-V.Zamfir, M.Zweidinger Energy separation of the 1+/1- parity doublet in 20Ne NUCLEAR REACTIONS 28Si, 20Ne(polarized γ, γ'), E=11.26 MeV; measured reaction products, Eγ, Iγ. 20Ne; deduced integrated σ, energy separation, J, π of parity doublet states, effective nuclear enhancement factor.
doi: 10.1088/1742-6596/366/1/012003
2012HA12 Phys.Rev. C 85, 044302 (2012) S.L.Hammond, A.S.Adekola, C.T.Angell, H.J.Karwowski, E.Kwan, G.Rusev, A.P.Tonchev, W.Tornow, C.R.Howell, J.H.Kelley Dipole response of 238U to polarized photons below the neutron separation energy NUCLEAR REACTIONS 238U(polarized γ, γ'), E=2.0-6.2 MeV; measured Eγ, Iγ, γ(θ), γ(linear pol), integrated cross sections using HIγS facility at TUNL. 238U; deduced levels, J, π, multipolarity, widths, branching ratios, B(M1), B(E1), total γ-ray interaction cross section for E1. Systematics of E1 and M1 strengths for 232Th, 236,238U. Comparison with QRPA calculations.
doi: 10.1103/PhysRevC.85.044302
2012KE01 Nucl.Phys. A880, 88 (2012) J.H.Kelley, E.Kwan, J.E.Purcell, C.G.Sheu, H.R.Weller Energy levels of light nuclei A=11 COMPILATION 11He, 11Li, 11Be, 11B, 11C, 11N; compiled, evaluated levels, J, π, mass, resonances, resonance T1/2, decay modes, γ transitions, Q, quadrupole moment, μ. Comparison with older evaluations.
doi: 10.1016/j.nuclphysa.2012.01.010
2012MA31 Phys.Rev. C 86, 014319 (2012) R.Massarczyk, R.Schwengner, F.Donau, E.Litvinova, G.Rusev, R.Beyer, R.Hannaske, A.R.Junghans, M.Kempe, J.H.Kelley, T.Kogler, K.Kosev, E.Kwan, M.Marta, A.Matic, C.Nair, R.Raut, K.D.Schilling, G.Schramm, D.Stach, A.P.Tonchev, W.Tornow, E.Trompler, A.Wagner, D.Yakorev Electromagnetic dipole strength of 136Ba below the neutron separation energy NUCLEAR REACTIONS 136Ba(γ, γ'), E at 7.0 MeV/c and 11.4 MeV/c; 136Ba(polarized γ, γ')E=4.7, 5.1, 5.6, 6.1, 6.5, 7.0, 7.5, 8.0, 8.4, 8.7, 9.0, 9.3 MeV; measured Eγ, Iγ, integrated σ(E), photoabsorption σ as a function of excitation energy, γ(θ), γ(lin pol) using Bremsstrahlung facility at ELBE, HZDR, and HIγS facility at TUNL. 136Ba; deduced levels, J, π, widths, pygmy dipole resonances, dipole strength in the quasicontinuum, enhancement of dipole strength. Statistical code used to simulate inelastic transitions and to determine the branching ratios of transitions to ground state. GEANT4 simulations. Comparison with previous experimental studies, and with theoretical calculations using quasiparticle random-phase approximation (QRPA) and relativistic quasiparticle time blocking approximation (RQTBA) approaches. Comparison of photoabsorption σ in 136,138Ba and 139La targets.
doi: 10.1103/PhysRevC.86.014319
2012RA05 Phys.Rev.Lett. 108, 042502 (2012) R.Raut, W.Tornow, M.W.Ahmed, A.S.Crowell, J.H.Kelley, G.Rusev, S.C.Stave, A.P.Tonchev Photodisintegration Cross Section of the Reaction 4He(γ, p)3H between 22 and 30 MeV NUCLEAR REACTIONS 4He(γ, p), E=22-30 MeV; measured reaction products; deduced σ and its uncertainties. Comparison with theoretical calculations.
doi: 10.1103/PhysRevLett.108.042502
2012RA21 J.Phys.:Conf.Ser. 337, 012048 (2012) R.Raut, A.Banu, C.Iliadis, J.H.Kelley, G.Rusev, R.Schwengner, A.P.Tonchev, W.Tornow Cross-Section Measurements of the 86Kr(γ, n) Reaction to Probe the s-Process Branching at 85Kr NUCLEAR REACTIONS 86Kr(γ, n), E=9.970, 10.115, 10.170, 10.290, 10.360, 10.490, 11.005 MeV; measured En, In using 3He proportional counters; deduced σ; calculated σ using TALYS code with different parameter sets.
doi: 10.1088/1742-6596/337/1/012048
2012TO08 Phys.Rev. C 85, 061001 (2012) W.Tornow, J.H.Kelley, R.Raut, G.Rusev, A.P.Tonchev, M.W.Ahmed, A.S.Crowell, S.C.Stave Photodisintegration cross section of the reaction 4He(γ, n)3He at the giant dipole resonance peak NUCLEAR REACTIONS 4He(γ, n)3He, E=27.0, 27.5, 28.0 MeV; measured Eγ, Iγ, angle-integrated σ at GDR peak. Duke University electron storage ring facility. Comparison with previous experimental data, and with theoretical predictions by Trento group based on semirealistic central nucleon-nucleon (NN) potential of the MT I-III type.
doi: 10.1103/PhysRevC.85.061001
2011AD02 Phys.Rev. C 83, 034615 (2011) A.S.Adekola, C.T.Angell, S.L.Hammond, A.Hill, C.R.Howell, H.J.Karwowski, J.H.Kelley, E.Kwan Discovery of low-lying E1 and M1 strengths in 232Th NUCLEAR REACTIONS 232Th(γ, γ'), E=2-4 MeV; measured Eγ, Iγ, γγ(θ), integrated σ using HIγS facility; deduced widths. 232Th; deduced levels, J, π, multipolarity, B(M1), B(E1), branching ratios. Comparison of scissors mode summed B(M1) strengths with those in 232Th, 235,236,238U, and with predictions of quasiparticle random-phase approximation (QRPA).
doi: 10.1103/PhysRevC.83.034615
2011IS01 Phys.Rev. C 83, 034304 (2011) J.Isaak, D.Savran, M.Fritzsche, D.Galaviz, T.Hartmann, S.Kamerdzhiev, J.H.Kelley, E.Kwan, N.Pietralla, C.Romig, G.Rusev, K.Sonnabend, A.P.Tonchev, W.Tornow, A.Zilges Investigation of low-lying electric dipole strength in the semimagic nucleus 44Ca NUCLEAR REACTIONS 44Ca(polarized γ, γ'), E = 6-10, 9.9 MeV; measured Eγ, Iγ, γ(θ), integrated cross sections, and polarization asymmetry at DHIPS facility using S-DALINAC accelerator, and at HIγS facility. 44Ca; deduced levels, J, π, photon branching ratios, widths, B(E1) and B(M1) transition strengths. Comparisons with dipole strengths in 40,48Ca and with microscopic calculations within the extended theory of finite Fermi systems. Dependence of total E1 strength on neutron number.
doi: 10.1103/PhysRevC.83.034304
2011KW01 Phys.Rev. C 83, 041601 (2011) E.Kwan, G.Rusev, A.S.Adekola, F.Donau, S.L.Hammond, C.R.Howell, H.J.Karwowski, J.H.Kelley, R.S.Pedroni, R.Raut, A.P.Tonchev, W.Tornow Discrete deexcitations in 235U below 3 MeV from nuclear resonance fluorescence NUCLEAR REACTIONS 235U(γ, γ'), E=1.6-3.0 MeV; measured Eγ, Iγ, γγ-coin, integrated cross sections, and widths using HIγS facility. 235U; deduced levels, J, π, branching ratios. Comparison with quasiparticle random-phase approximation in deformed basis for dipole transitions.
doi: 10.1103/PhysRevC.83.041601
2011RA08 Phys.Rev. C 83, 044621 (2011) R.Raut, A.S.Crowell, B.Fallin, C.R.Howell, C.Huibregtse, J.H.Kelley, T.Kawano, E.Kwan, G.Rusev, A.P.Tonchev, W.Tornow, D.J.Vieira, J.B.Wilhelmy Cross-section measurements of neutron-induced reactions on GaAs using monoenergetic beams from 7.5 to 15 MeV NUCLEAR REACTIONS 69Ga(n, 2n)68Ga, 69Ga(n, p)69mZn, 71Ga(n, p)71mZn, 75As(n, 2n)74As, 75As(n, p)75Ge, E=7.5, 8.0, 8.5, 9.5, 10.2, 11.0, 11.5, 12.5, 13.25, 14.0, 14.5, 15.0 MeV; measured Eγ, Iγ; deduced half-lives and σ. 27Al(n, α)24Na, 197Au(n, 2n)196Au, E=7.5-14.5 MeV; measured σ and used as monitor reactions. Comparison of measured cross sections with previous data and statistical model calculations based on the Hauser-Feshbach formalism, using the TALYS and the COH3 codes.
doi: 10.1103/PhysRevC.83.044621
2011RU15 J.Phys.:Conf.Ser. 312, 092053 (2011) G.Rusev, A.S.Adekola, F.Donau, S.Frauendorf, S.L.Hammond, C.Huibregtse, J.H.Kelley, E.Kwan, R.Schwengner, A.P.Tonchev, W.Tornow, A.Wagner Fine structure of the giant M1 resonance in 90Zr NUCLEAR REACTIONS 90Zr(polarized γ, γ'), E=7-11 MeV; measured Eγ, Iγ(θ) using HPGe; deduced B(M1) fine structure; calculated B(M1) fine structure using shell model and QRPA.
doi: 10.1088/1742-6596/312/9/092053
2011TO06 Phys.Lett. B 702, 121 (2011) W.Tornow, H.J.Karwowski, J.H.Kelley, R.Raut, G.Rusev, S.C.Stave, A.P.Tonchev, A.Deltuva, A.C.Fonseca, L.E.Marcucci, M.Viviani, A.Kievsky, J.Golak, R.Skibinski, H.Witala, R.Schiavilla Two-body photodisintegration of 3He between 7 and 16 MeV NUCLEAR REACTIONS 3He(γ, p), E=7-16 MeV; measured reaction products, Ep, Ip; deduced σ. Comparison with theoretical calculations and experimental data.
doi: 10.1016/j.physletb.2011.06.080
2011TO17 J.Phys.:Conf.Ser. 312, 092058 (2011) A.P.Tonchev, S.L.Hammond, J.H.Kelley, E.Kwan, H.Lenske, R.Raut, G.Rusev, W.Tornow, N.Tsoneva Coarse and Fine Structure of the Pygmy Dipole Resonance NUCLEAR REACTIONS 138Ba(polarized γ, γ), (polarized γ, γ'), E=5.4, 7.2, 8.5 MeV; measured Eγ, Iγ(θ) using HPGe with nuclear resonance fluorescence; deduced σ, M1, E1 asymmetry, GDR, PDR photoabsorption σ, E1 ground-state γ transition strength, resonant-shape; calculated E1, M1 γ transition strength distribution using QPM.
doi: 10.1088/1742-6596/312/9/092058
2010PU04 Nucl.Phys. A848, 1 (2010) J.E.Purcell, J.H.Kelley, E.Kwan, C.G.Sheu, H.R.Weller Energy levels of light nuclei A=3 COMPILATION 3n, 3H, 3He, 3Li; compiled evaluated nuclear structure data.
doi: 10.1016/j.nuclphysa.2010.08.012
2010TO01 Phys.Rev.Lett. 104, 072501 (2010) A.P.Tonchev, S.L.Hammond, J.H.Kelley, E.Kwan, H.Lenske, G.Rusev, W.Tornow, N.Tsoneva Spectral Structure of the Pygmy Dipole Resonance NUCLEAR REACTIONS 138Ba(γ, γ), (γ, γ'), E ≈ below one-neutron separation energy; measured Eγ, Iγ; deduced σ, energy levels, B(E1), B(M1). Comparison with QPM calculations.
doi: 10.1103/PhysRevLett.104.072501
2010TO09 Phys.Rev. C 82, 054620 (2010) A.P.Tonchev, S.L.Hammond, C.R.Howell, C.Huibregtse, A.Hutcheson, J.H.Kelley, E.Kwan, R.Raut, G.Rusev, W.Tornow, T.Kawano, D.J.Vieira, J.B.Wilhelmy Measurement of the 241Am(γ, n)240Am reaction in the giant dipole resonance region NUCLEAR REACTIONS 241Am(γ, n), E=9.0-15.6 MeV; measured Eγ, Iγ, σ using HIγS facility. Giant dipole resonance region. Comparison with previous measurements and statistical nuclear-model calculations.
doi: 10.1103/PhysRevC.82.054620
2010WE01 Phys.Rev. C 81, 024003 (2010) G.J.Weisel, W.Tornow, B.J.Crowe III, A.S.Crowell, J.H.Esterline, C.R.Howell, J.H.Kelley, R.A.Macri, R.S.Pedroni, R.L.Walter, H.Witala Neutron-deuteron analyzing power data at 19.0 MeV NUCLEAR REACTIONS 2H(polarized n, n), E(n)=19.0 MeV; measured analyzing powers; Monte Carlo simulation. Polarized neutrons produced in 2H(polarized d, n)3He reaction and neutron polarization measured in 4He(polarized n, n) reaction. Comparison with a three-body Faddeev calculation.
doi: 10.1103/PhysRevC.81.024003
2009HU09 Phys.Rev. C 80, 014603 (2009) A.Hutcheson, C.Angell, J.A.Becker, A.S.Crowell, D.Dashdorj, B.Fallin, N.Fotiades, C.R.Howell, H.J.Karwowski, T.Kawano, J.H.Kelley, E.Kwan, R.A.Macri, R.O.Nelson, R.S.Pedroni, A.P.Tonchev, W.Tornow Cross sections for 238U(n, n'γ) and 238U(n, 2nγ) reactions at incident neutron energies between 5 and 14 MeV NUCLEAR REACTIONS 238U(n, n'γ), (n, 2nγ), E=5-14 MeV; measured Eγ, yields, σ and excitation functions. Comparison with existing data and calculations using the GNASH and TALYS Hauser-Feshbach statistical-model codes.
doi: 10.1103/PhysRevC.80.014603
2008EL09 Phys.Rev. C 78, 064303 (2008); Erratum Phys.Rev. C 88, 029903 (2013) E.Elhami, J.N.Orce, M.Scheck, S.Mukhopadhyay, S.N.Choudry, M.T.McEllistrem, S.W.Yates, C.Angell, M.Boswell, B.Fallin, C.R.Howell, A.Hutcheson, H.J.Karwowski, J.H.Kelley, Y.Parpottas, A.P.Tonchev, W.Tornow Experimental study of the low-lying structure of 94Zr with the (n, n'γ) reaction NUCLEAR REACTIONS 94Zr(n, n'γ), E=2.5-4.0 MeV; measured Eγ, Iγ, γγ-coin, angular distributions, half-lives by Doppler shift attenuation; deduced levels, J, π, multipolarities, mixing ratios, B(M1), B(E2).90,92,96,98,100,102Zr, 96Ru, 94,96Mo; systematics. Comparison with IBA and shell model calculations.
doi: 10.1103/PhysRevC.78.064303
2008TO06 Phys.Rev. C 77, 054610 (2008) A.P.Tonchev, C.T.Angell, M.Boswell, A.S.Crowell, B.Fallin, S.Hammond, C.R.Howell, A.Hutcheson, H.J.Karwowski, J.H.Kelley, R.S.Pedroni, W.Tornow, J.A.Becker, D.Dashdorj, J.Kenneally, R.A.Macri, M.A.Stoyer, C.Y.Wu, E.Bond, M.B.Chadwick, J.Fitzpatrick, T.Kawano, R.S.Rundberg, A.Slemmons, D.J.Vieira, J.B.Wilhelmy Measurement of the 241Am(n, 2n) reaction cross section from 7.6 MeV to 14.5 MeV NUCLEAR REACTIONS 241Am(n, 2n), E=7.6-14.5 MeV; measured Eγ, Iγ, neutron time-of-flight spectra, σ, excitation functions. Comparison with evaluated data in ENDF/B-VII and JENDL-3.3.
doi: 10.1103/PhysRevC.77.054610
2005SA15 Phys.Rev. C 71, 034304 (2005) D.Savran, S.Muller, A.Zilges, M.Babilon, M.W.Ahmed, J.H.Kelley, A.Tonchev, W.Tornow, H.R.Weller, N.Pietralla, J.Li, I.V.Pinayev, Y.K.Wu Parity assignments in 172, 174Yb using polarized photons and the K quantum number in rare earth nuclei NUCLEAR REACTIONS 172,174Yb(polarized γ, γ'), E=2930, 3005, 3550 keV; measured Eγ, Iγ, asymmetries. 172,174Yb levels deduced π. Parity and branching ratio systematics discussed.
doi: 10.1103/PhysRevC.71.034304
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
2004SA61 Phys.Rev. C 70, 064601 (2004) K.Sabourov, M.W.Ahmed, R.S.Canon, B.Crowley, K.Joshi, J.H.Kelley, S.O.Nelson, B.A.Perdue, E.C.Schreiber, A.Sabourov, A.Tonchev, H.R.Weller, E.A.Wulf, R.M.Prior, M.C.Spraker, H.M.Hofmann, M.Trini Experimental and theoretical study of the 2H(d(pol), γ)4He reaction below Ec.m.=60keV NUCLEAR REACTIONS 2H(polarized d, γ), E<115 keV; measured Eγ, Iγ, σ(θ), Ay(θ), T20(θ); deduced transition matrix elements. Comparison with resonating group model predictions.
doi: 10.1103/PhysRevC.70.064601
2004TI06 Nucl.Phys. A745, 155 (2004) D.R.Tilley, J.H.Kelley, J.L.Godwin, D.J.Millener, J.E.Purcell, C.G.Sheu, H.R.Weller Energy levels of light nuclei A = 8, 9, 10 COMPILATION 8,10n, 8,9,10He, 8,9,10Li, 8,9,10Be, 8,9,10B, 8,9,10C, 9,10N, 10O, 10F, 10Ne; compiled, evaluated structure data.
doi: 10.1016/j.nuclphysa.2004.09.059
2004WA06 Phys.Rev. C 69, 024612 (2004) R.E.Warner, F.D.Becchetti, J.A.Brown, A.Galonsky, J.H.Kelley, A.Nadasen, R.M.Ronningen, J.A.Tostevin, J.S.Winfield, P.Zecher Proton removal from 8B, 9C, and 12C on Si at 20-70 MeV/nucleon NUCLEAR REACTIONS Si(8B, 7BeX), (9C, 8BX), (9C, 7BeX), (12C, 11BX), E=20-70 MeV/nucleon; measured one- and two-proton removal σ; deduced quenching factors. Shell model calculations, eikonal reaction theory.
doi: 10.1103/PhysRevC.69.024612
2003TO20 Phys.Lett. B 574, 8 (2003) W.Tornow, N.G.Czakon, C.R.Howell, A.Hutcheson, J.H.Kelley, V.N.Litvinenko, S.F.Mikhailov, I.V.Pinayev, G.J.Weisel, H.Witala Low-energy photodisintegration of the deuteron and Big-Bang Nucleosynthesis NUCLEAR REACTIONS 2H(polarized γ, np), E=2.39-4.05 MeV; measured En, Ep, photon analyzing power; deduced M1 contribution to total σ. Implications for Big-Bang nucleosynthesis discussed.
doi: 10.1016/j.physletb.2003.08.078
2003TO21 Phys.Rev. C 68, 045803 (2003) A.P.Tonchev, S.O.Nelson, K.Sabourov, B.T.Crowley, K.Joshi, H.R.Weller, J.H.Kelley, R.M.Prior, M.Spraker, N.Kalantar-Nayestanaki The 10B(p(pol), γ)11C reaction at astrophysically relevant energies NUCLEAR REACTIONS 10B(polarized p, γ), E=100, 130, 160 keV; measured Eγ, Iγ, σ(E, θ), Ay(E, θ); deduced astrophysical S-factors, subthreshold resonance. Direct capture model analysis.
doi: 10.1103/PhysRevC.68.045803
2003TO33 Mod.Phys.Lett. A 18, 282 (2003) W.Tornow, N.G.Czakon, C.R.Howell, A.Hutcheson, J.H.Kelley, V.N.Litvinenko, S.Mikhailov, I.V.Pinayev, G.J.Weisel, H.Witala Analyzing power for the photodisintegration of the deuteron between Eγ = 2.4 and 4.0 MeV NUCLEAR REACTIONS 2H(polarized γ, n), E=2.39-4.05 MeV; measured analyzing power. Comparison with model predictions.
doi: 10.1142/S021773230301034X
2002CA18 Phys.Rev. C65, 044008 (2002) R.S.Canon, S.O.Nelson, K.Sabourov, E.Wulf, H.R.Weller, R.M.Prior, M.Spraker, J.H.Kelley, D.R.Tilley 3H(p(pol), γ)4He Reaction below Ep = 80 keV NUCLEAR REACTIONS 3H(polarized p, γ), E=40, 80 keV; measured σ(θ), Ay(θ); deduced astrophysical S-factors.
doi: 10.1103/PhysRevC.65.044008
2002LA20 Phys.Rev. C66, 034608 (2002) V.Lapoux, N.Alamanos, F.Auger, V.Fekou-Youmbi, A.Gillibert, F.Marie, S.Ottini-Hustache, J.-L.Sida, D.T.Khoa, Y.Blumenfeld, F.Marechal, J.-A.Scarpaci, T.Suomijarvi, J.H.Kelley, J.-M.Casandjian, M.Chartier, M.D.Cortina-Gil, M.Mac Cormick, W.Mittig, F.de Oliveira Santos, A.N.Ostrowski, P.Roussel-Chomaz, K.W.Kemper, N.Orr, J.S.Winfield Coupling Effects in the Elastic Scattering of 6He on 12C NUCLEAR REACTIONS 12C(6He, 6He), E=38.3 MeV/nucleon; measured σ(θ); deduced optical model parameters, coupling effects. 12C(α, α), E=104, 139, 172.5 MeV; 12C(6Li, 6Li), E=99-318 MeV; analyzed σ(θ); deduced polarization potential. Folding model analysis with density-dependent effective interactions.
doi: 10.1103/PhysRevC.66.034608
2002PI02 Phys.Rev.Lett. 88, 012502 (2002) N.Pietralla, Z.Berant, V.N.Litvinenko, S.Hartman, F.F.Mikhailov, I.V.Pinayev, G.Swift, M.W.Ahmed, J.H.Kelley, S.O.Nelson, R.Prior, K.Sabourov, A.P.Tonchev, H.R.Weller Parity Measurements of Nuclear Levels using a Free-Electron-Laser Generated γ-Ray Beam NUCLEAR REACTIONS 138Ba(polarized γ, γ'), E ≈ 5.62 MeV; measured Eγ, Iγ, azimuthal asymmetries. 138Ba levels deduced π. Nuclear resonance fluorescence, free-electron laser, comparisons with previous results.
doi: 10.1103/PhysRevLett.88.012502
2002PI08 Phys.Rev. C65, 047305 (2002); Erratum Phys.Rev. C65, 069901 (2002) N.Pietralla, V.N.Litvinenko, S.Hartman, F.F.Mikhailov, I.V.Pinayev, G.Swift, M.W.Ahmed, J.H.Kelley, S.O.Nelson, R.Prior, K.Sabourov, A.P.Tonchev, H.R.Weller Identification of the Jπ = 1- Two-Phonon State of 88Sr NUCLEAR REACTIONS 88Sr(polarized γ, γ'), E=4.74, 5.02, 7.54 MeV; measured Eγ, Iγ, azimuthal asymmetry. 88Sr level deduced J, π.
doi: 10.1103/PhysRevC.65.047305
2002TI10 Nucl.Phys. A708, 3 (2002) D.R.Tilley, C.M.Cheves, J.L.Godwin, G.M.Hale, H.M.Hofmann, J.H.Kelley, C.G.Sheu, H.R.Weller Energy Levels of Light Nuclei A = 5, 6, 7 COMPILATION 5,6n, 5,6,7H, 5,6,7He, 5,6,7Li, 5,6,7Be, 6,7B, 6C; compiled, evaluated structure data.
doi: 10.1016/S0375-9474(02)00597-3
2001LA21 Phys.Lett. 517B, 18 (2001) V.Lapoux, N.Alamanos, F.Auger, Y.Blumenfeld, J.-M.Casandjian, M.Chartier, M.D.Cortina-Gil, V.Fekou-Youmbi, A.Gillibert, J.H.Kelley, K.W.Kemper, M.Mac Cormick, F.Marechal, F.Marie, W.Mittig, F.de Oliveira Santos, N.A.Orr, A.Ostrowski, S.Ottini-Hustache, P.Roussel-Chomaz, J.-A.Scarpaci, J.-L.Sida, T.Suomijarvi, J.S.Winfield Coupling Effects in the Elastic Scattering of the Exotic Nucleus 6He on Protons NUCLEAR REACTIONS 1H(6He, 6He), E=38.3 MeV/nucleon; measured σ(θ). Comparisons with model predictions, related data.
doi: 10.1016/S0370-2693(01)00997-2
2001ME13 Phys.Rev. C63, 065805 (2001) D.J.Mercer, S.M.Austin, J.A.Brown, S.A.Danczyk, S.E.Hirzebruch, J.H.Kelley, T.Suomijarvi, D.A.Roberts, T.P.Walker Production of A = 6, 7 Nuclides in the α + α Reaction and Cosmic Ray Nucleosynthesis NUCLEAR REACTIONS 4He(α, 2p), (α, np), (α, d), (α, p), (α, n), E=160, 280, 620 MeV; measured σ(θ), σ. Astrophysical implications discussed.
doi: 10.1103/PhysRevC.63.065805
2001NE15 Phys.Rev. C64, 065804 (2001) C.D.Nesaraja, C.R.Brune, B.T.Crowley, J.H.Kelley, S.O.Nelson, R.M.Prior, K.Sabourov, D.R.Tilley, A.Tonchev, H.R.Weller Ratio of S Factors for (p, γ) Reactions on 12C and 13C at Astrophysically Relevant Energies NUCLEAR REACTIONS 12,13C(p, γ), E < 160 keV; measured σ; deduced S-factor ratio. Comparison with model predictions.
doi: 10.1103/PhysRevC.64.065804
2000KE10 Phys.Rev. C62, 025803 (2000) J.H.Kelley, R.S.Canon, S.J.Gaff, R.M.Prior, B.J.Rice, E.C.Schreiber, M.Spraker, D.R.Tilley, E.A.Wulf, H.R.Weller The 11B(p(pol), γ)12C Reaction below 100 keV NUCLEAR REACTIONS 11B(polarized p, γ), E < 100 keV; measured Eγ, Iγ, σ, Ay(θ=90°); deduced astrophysical S factor, influence of low-lying resonances.
doi: 10.1103/PhysRevC.62.025803
2000NE09 Nucl.Phys. A679, 199 (2000) S.O.Nelson, E.A.Wulf, J.H.Kelley, H.R.Weller Evaluations of Thermonuclear Proton Capture Reaction Rates for 2H, 7Li, 9Be, and 11B NUCLEAR REACTIONS 2H, 7Li, 9Be, 11B(p, γ), E ≈ 100 keV; analyzed σ; deduced Maxwellian averaged thermonuclear reaction rates.
doi: 10.1016/S0375-9474(00)00341-9
2000SC22 Phys.Rev. C61, 061604 (2000) E.C.Schreiber, R.S.Canon, B.T.Crowley, C.R.Howell, J.H.Kelley, V.N.Litvinenko, S.O.Nelson, S.H.Park, I.V.Pinayev, R.M.Prior, K.Sabourov, M.Spraker, W.Tornow, Y.Wu, E.A.Wulf, H.R.Weller First Measurement of the Near-Threshold 2H(γ(pol), n)p Analyzing Power using a Free-Electron Laser Based γ-Ray Source NUCLEAR REACTIONS 2H(polarized γ, n), E=3.58 MeV; measured neutron spectrum, analyzing power; deduced E1, M1 contributions to cross section. Free-electron laser.
doi: 10.1103/PhysRevC.61.061604
2000SP01 Phys.Rev. C61, 015802 (2000) M.Spraker, R.M.Prior, M.A.Godwin, B.J.Rice, E.A.Wulf, J.H.Kelley, D.R.Tilley, H.R.Weller Slope of the Astrophysical S Factor for the 7Li(p, γ)8Be Reaction NUCLEAR REACTIONS 7Li(polarized p, γ), E=40-100 keV; measured yields, analyzing power; deduced slope of astrophysical S factor, role of subthreshold resonance.
doi: 10.1103/PhysRevC.61.015802
2000WU02 Phys.Rev. C61, 021601 (2000) E.A.Wulf, R.S.Canon, S.J.Gaff, J.H.Kelley, R.M.Prior, E.C.Schreiber, M.Spraker, D.R.Tilley, H.R.Weller, M.Viviani, A.Kievsky, S.Rosati, R.Schiavilla New Photodisintegration Threshold Observable in 3He NUCLEAR REACTIONS 2H(polarized p, γ), 1H(polarized d, γ), E=0-80 keV; measured σ(θ), vector and tensor analyzing powers, γ-ray polarization. 3He deduced matrix elements, sum rule features.
doi: 10.1103/PhysRevC.61.021601
2000YO09 Phys.Rev. C62, 044604 (2000) G.H.Yoo, G.M.Crawley, J.H.Kelley, N.A.Orr, J.C.Stasko, J.S.Winfield, S.Gales, S.Fortier, H.Laurent, T.Suomijarvi, J.E.Finck Proton Decay following the Transfer Reaction (7Li, 6He) on 40Ca and 90Zr NUCLEAR REACTIONS 40Ca, 90Zr(7Li, 6He), E=50 MeV/nucleon; measured E(6He), proton spectra and angular distribution following residual nucleus decay, (helium)p-coin; deduced reaction mechanism features. Comparison with model predictions.
doi: 10.1103/PhysRevC.62.044604
1999GA21 Phys.Rev. C59, 3425 (1999) S.J.Gaff, R.S.Canon, J.H.Kelley, S.O.Nelson, K.Sabourov, E.C.Schreiber, D.R.Tilley, H.R.Weller, E.A.Wulf Spin Parity of the 7.478 MeV State of 10B and the S Factor of the 9Be(p(pol), γ0)10B Reaction NUCLEAR REACTIONS 9Be(polarized p, γ), E=280 keV; measured Ay(θ); deduced ground-state capture S-factor. 10B level deduced J, π.
doi: 10.1103/PhysRevC.59.3425
1999MA63 Phys.Rev. C60, 034615 (1999) F.Marechal, T.Suomijarvi, Y.Blumenfeld, A.Azhari, E.Bauge, D.Bazin, J.A.Brown, P.D.Cottle, J.P.Delaroche, M.Fauerbach, M.Girod, T.Glasmacher, S.E.Hirzebruch, J.K.Jewell, J.H.Kelley, K.W.Kemper, P.F.Mantica, D.J.Morrissey, L.A.Riley, J.A.Scarpaci, H.Scheit, M.Steiner Proton Scattering by Short Lived Sulfur Isotopes NUCLEAR REACTIONS 1H(40S, 40S'), E=30 MeV/nucleon; measured recoil proton spectra, σ(θ). 40S deduced excited levels, deformation. 32,34,36,38,40S(p, p'), E ≈ 30 MeV; calculated σ(E, θ). NUCLEAR STRUCTURE 32,34,36,38,40S; calculated neutron, proton densities, transition densities, deformation. Microscopic approach.
doi: 10.1103/PhysRevC.60.034615
1999MA89 Phys.Rev. C60, 064623 (1999) F.Marechal, T.Suomijarvi, Y.Blumenfeld, A.Azhari, D.Bazin, J.A.Brown, P.D.Cottle, M.Fauerbach, T.Glasmacher, S.E.Hirzebruch, J.K.Jewell, J.H.Kelley, K.W.Kemper, P.F.Mantica, D.J.Morrissey, L.A.Riley, J.A.Scarpaci, H.Scheit, M.Steiner Proton Scattering from the Unstable Neutron-Rich Nucleus 43Ar NUCLEAR REACTIONS 1H(43Ar, 43Ar'), E=33 MeV/nucleon; measured σ(E, θ). 43Ar level deduced possible J, π, deformation. Secondary beam from 48Ca fragmentation. Comparison with neighboring isotopes. DWBA calculations.
doi: 10.1103/PhysRevC.60.064623
1999TH01 Phys.Rev. C59, 111 (1999) M.Thoennessen, S.Yokoyama, A.Azhari, T.Baumann, J.A.Brown, A.Galonsky, P.G.Hansen, J.H.Kelley, R.A.Kryger, E.Ramakrishnan, P.Thirolf Population of 10Li by Fragmentation NUCLEAR REACTIONS 9Be(18O, X)10Li, E=80 MeV/nucleon; measured n-9Li relative velocity spectra. 10Li deduced low-lying s-wave strength.
doi: 10.1103/PhysRevC.59.111
1998AZ01 Phys.Rev. C57, 628 (1998) A.Azhari, T.Baumann, J.A.Brown, M.Hellstrom, J.H.Kelley, R.A.Kryger, D.J.Millener, H.Madani, E.Ramakrishnan, D.E.Russ, T.Suomijarvi, M.Thoennessen, S.Yokoyama Proton Decay of States in 11N NUCLEAR REACTIONS 9Be(12N, 11N), E=40 MeV/nucleon; measured projectile-like fragment decay p(10C)-coin. 11N deduced levels J, π, Γ, proton decay branching ratios.
doi: 10.1103/PhysRevC.57.628
1998TI06 Nucl.Phys. A636, 249 (1998) D.R.Tilley, C.M.Cheves, J.H.Kelley, S.Raman, H.R.Weller Energy Levels of Light Nuclei, A = 20 COMPILATION 20N, 20O, 20F, 20Ne, 20Na, 20Mg; compiled, evaluated structure data.
doi: 10.1016/S0375-9474(98)00129-8
1997KE07 Phys.Rev. C56, R1206 (1997) J.H.Kelley, T.Suomijarvi, S.E.Hirzebruch, A.Azhari, D.Bazin, Y.Blumenfeld, J.A.Brown, P.D.Cottle, S.Danczyk, M.Fauerbach, T.Glasmacher, J.K.Jewell, K.W.Kemper, F.Marechal, D.J.Morrissey, S.Ottini, J.A.Scarpaci, P.Thirolf Proton Scattering on the Unstable 38S Nucleus: Isovector contribution to the 21+ State NUCLEAR REACTIONS 1H(38S, 38S'), (38S, 38S), E=39 MeV/nucleon; measured σ(θ). 38S level deduced, β2 isovector contribution. Radioactive beam, CH2 target.
doi: 10.1103/PhysRevC.56.R1206
1997RI15 Phys.Rev. C56, R2917 (1997) B.J.Rice, E.A.Wulf, R.S.Canon, J.H.Kelley, R.M.Prior, M.Spraker, D.R.Tilley, H.R.Weller Direct Determination of the Doublet and Quartet M1 Cross Sections in p-d Radiative Capture at Near-Thermal Energies NUCLEAR REACTIONS 1H(polarized d, γ), E=80 keV; measured T11(θ); analyzed σ(θ), T20(θ); 2H(polarized p, γ), E=40 keV; analyzed A(y); 2H(p, γ), E=80 keV; analyzed γ-polarization; deduced M1 radiative capture σ, meson exchange currents role.
doi: 10.1103/PhysRevC.56.R2917
1997SU05 Nucl.Phys. A616, 295c (1997) T.Suomijarvi, J.H.Kelley, S.E.Hirzebruch, A.Azhari, D.Bazin, Y.Blumenfeld, J.A.Brown, P.D.Cottle, S.Danczyk, M.Fauerbach, T.Glasmacher, J.K.Jewell, K.W.Kemper, F.Marechal, D.J.Morrissey, S.Ottini, J.A.Scarpaci, P.Thirolf Elastic and Inelastic Scattering of Protons on 38S in Inverse Kinematics NUCLEAR REACTIONS 1H(38S, 38S), (38S, 38S'), E=39 MeV/nucleon; 1H(40Ar, 40Ar), E=40 MeV/nucleon; measured spectra, σ(θ). 38S deduced 2+ state, β2. Inverse kinematics, recoil protons detected by Si strip telescopes, thin CH2 target.
doi: 10.1016/S0375-9474(97)00100-0
1997SU27 Acta Phys.Hung.N.S. 6, 177 (1997) T.Suomijarvi, J.H.Kelley, S.E.Hirzebruch, A.Azhari, D.Bazin, Y.Blumenfeld, J.A.Brown, P.D.Cottle, S.Danczik, M.Fauerbach, T.Glasmacher, J.K.Jewell, K.W.Kemper, F.Marechal, D.J.Morrissey, S.Ottini, J.A.Scarpaci, P.Thirolf Inelastic Proton Scattering on Neutron-Rich Sulphur Isotopes NUCLEAR REACTIONS 1H(38S, 38S'), E=39 MeV/nucleon; measured proton σ(E, θ). 38S deduced 2+ level deformation, isovector contribution. Secondary beam from 40Ar fragmentation.
1996BR30 Phys.Rev. C54, R2105 (1996) J.A.Brown, D.Bazin, W.Benenson, J.Caggiano, M.Fauerbach, M.Hellstrom, J.H.Kelley, R.A.Kryger, R.Pfaff, B.M.Sherrill, M.Steiner, D.J.Morrissey, C.F.Powell Measurement of the 1H(6He, 6Li)n Reaction in Inverse Kinematics NUCLEAR REACTIONS 1H(6He, 6Li), 6He(p, n), E=93 MeV/nucleon; measured σ(θ); deduced B(GT) and ratio of transitions to the ground state and isobaric analog state in 6Li. 6Li levels deduced transition ratios.
doi: 10.1103/PhysRevC.54.R2105
1996FA01 Phys.Rev. C53, 647 (1996) M.Fauerbach, D.J.Morrissey, W.Benenson, B.A.Brown, M.Hellstrom, J.H.Kelley, R.A.Kryger, R.Pfaff, C.F.Powell, B.M.Sherrill New Search for 26O NUCLEAR REACTIONS, ICPND 9Be(40Ar, X)17O/18O/19O/20O/21O/22O/23O/24O, E=90 MeV/nucleon; measured residuals relative production σ for O and P, Si, Al, Mg, Na, Ne, F, N.C.B isotopes; deduced 26O particle unstable characteristics.
doi: 10.1103/PhysRevC.53.647
1996KE16 Phys.Rev.Lett. 77, 5020 (1996) J.H.Kelley, S.M.Austin, A.Azhari, D.Bazin, J.A.Brown, H.Esbensen, M.Fauerbach, M.Hellstrom, S.E.Hirzebruch, R.A.Kryger, D.J.Morrissey, R.Pfaff, C.F.Powell, E.Ramakrishnan, B.M.Sherrill, M.Steiner, T.Suomijarvi, M.Thoennessen Study of the Breakup Reaction 8B → 7Be + p: Absorption effects and E2 strength NUCLEAR REACTIONS 9Be, 197Au(8B, p7Be), E=41 MeV/nucleon; measured parallel, transverse momenta. Models comparison.
doi: 10.1103/PhysRevLett.77.5020
1996KR05 Phys.Rev. C53, 1971 (1996) R.A.Kryger, A.Azhari, J.Brown, J.Caggiano, M.Hellstrom, J.H.Kelley, B.M.Sherrill, M.Steiner, M.Thoennessen Upper Limit of the Lifetime of 16B NUCLEAR REACTIONS 12C(17C, 16B), (16C, 15B), E=880 MeV; measured spectra; deduced one-proton stripping σ from ejectile yields. 16B deduced T1/2 upper limit.
doi: 10.1103/PhysRevC.53.1971
1996ST05 Phys.Rev.Lett. 76, 26 (1996) M.Steiner, S.M.Austin, D.Bazin, W.Benenson, C.A.Bertulani, J.A.Brown, M.Fauerbach, M.Hellstrom, E.Kashy, J.H.Kelley, R.A.Kryger, T.Kubo, N.A.Orr, R.Pfaff, B.M.Sherrill, M.Thoennessen, S.J.Yennello, B.M.Young, P.D.Zecher, D.J.Morrissey, C.F.Powell First Study of Heavy-Ion Mirror Charge Exchange NUCLEAR REACTIONS 13C(13N, 13C), E=57, 105 MeV/nucleon; measured σ(θ), spectra; deduced Gamow-Teller to Fermi-transition unit σ(ratio).
doi: 10.1103/PhysRevLett.76.26
1995BA28 Phys.Rev.Lett. 74, 3569 (1995) D.Bazin, B.A.Brown, J.Brown, M.Fauerbach, M.Hellstrom, S.E.Hirzebruch, J.H.Kelley, R.A.Kryger, D.J.Morrissey, R.Pfaff, C.F.Powell, B.M.Sherrill, M.Thoennessen One-Neutron Halo of 19C NUCLEAR REACTIONS 9Be(19C, X), E=90 MeV/nucleon; measured recoil fragment longitudinal momentum distribution following projectile, 18,17C one-neutron breakup; deduced 19,18,17,16C core radii. 19C deduced halo features.
doi: 10.1103/PhysRevLett.74.3569
1995BL20 Phys.Lett. 362B, 34 (1995) J.Blomgren, K.Lindh, N.Anantaraman, S.M.Austin, G.P.A.Berg, B.A.Brown, J.-M.Casandjian, M.Chartier, M.D.Cortina-Gil, S.Fortier, M.Hellstrom, J.R.Jongman, J.H.Kelley, A.Lepine-Szily, I.Lhenry, M.Mac Cormick, W.Mittig, J.Nilsson, N.Olsson, N.A.Orr, E.Ramakrishnan, P.Roussel-Chomaz, B.M.Sherrill, P.-E.Tegner, J.S.Winfield, J.A.Winger Search for Double Gamow-Teller Strength by Heavy-Ion Double Charge Exchange NUCLEAR REACTIONS 24Mg(18O, 18Ne), E=76 MeV/nucleon; measured σ(θ, E(cm)); deduced σ(θ), double Gamow-Teller excitation suppression evidence.
doi: 10.1016/0370-2693(95)01190-2
1995KE02 Phys.Rev.Lett. 74, 30 (1995) J.H.Kelley, S.M.Austin, R.A.Kryger, D.J.Morrissey, N.A.Orr, B.M.Sherrill, M.Thoennessen, J.S.Winfield, J.A.Winger, B.M.Young Parallel Momentum Distributions as a Probe of Halo Wave Functions NUCLEAR REACTIONS 238U, 9Be, 93Nb, 181Ta(11Be, 10Be), E=63 MeV/nucleon; measured 9Be parallel momentum distribution, σ(θ) vs momentum. 11Be deduced one-neutron halo existence. Projectile breakup.
doi: 10.1103/PhysRevLett.74.30
1995KR03 Phys.Rev.Lett. 74, 860 (1995) R.A.Kryger, A.Azhari, M.Hellstrom, J.H.Kelley, T.Kubo, R.Pfaff, E.Ramakrishnan, B.M.Sherrill, M.Thoennessen, S.Yokoyama, R.J.Charity, J.Dempsey, A.Kirov, N.Robertson, D.G.Sarantites, L.G.Sobotka, J.A.Winger Two-Proton Emission from the Ground State of 12O RADIOACTIVITY 12O(2p) [from 9Be(13O, 12O), secondary beam from 9Be(16O, X), projectile fragmentation]; measured (2p)(12C)-coin decay energy; deduced 2He emission upper limit, branching ratio.
doi: 10.1103/PhysRevLett.74.860
1995KR24 Nucl.Instrum.Methods Phys.Res. B99, 312 (1995) R.A.Kryger, A.Azhari, M.Hellstrom, J.H.Kelley, T.Kubo, R.Pfaff, E.Ramakrishnan, B.M.Sherrill, M.Thoennessen, S.Yokoyama, R.J.Charity, J.Dempsey, A.Kirov, N.Robertson, D.G.Sarantites, L.G.Sobotka, J.A.Winger Studies of Light Nuclei Beyond the Particle Driplines: The two-proton emitter 12O NUCLEAR REACTIONS 9Be(13O, 12O), E=33.4 MeV/nucleon; measured (10C)(2p)-coin events relative energy, (10C)(2p)(θ) following ejectile breakup; deduced ejectile breakup mechanism related features. 12O deduced no 2He emission evidence.
doi: 10.1016/0168-583X(95)00337-1
1995OR02 Phys.Rev. C51, 3116 (1995) N.A.Orr, N.Anantaraman, S.M.Austin, C.A.Bertulani, K.Hanold, J.H.Kelley, R.A.Kryger, D.J.Morrissey, B.M.Sherrill, G.A.Souliotis, M.Steiner, M.Thoennessen, J.S.Winfield, J.A.Winger, B.M.Young Momentum Distributions of 9Li Fragments from the Breakup of 11Li and the Neutron Halo NUCLEAR REACTIONS 9Be, 93Nb, 181Ta, 238U(11Li, 9LiX), E ≈ 66 MeV/nucleon; measured σ(θ(9Li)) vs momentum. 11Li deduced neutron halo characteristics. Energy-loss spectrometer.
doi: 10.1103/PhysRevC.51.3116
1995WA19 Phys.Rev. C52, R1166 (1995) R.E.Warner, J.H.Kelley, P.Zecher, F.D.Becchetti, J.A.Brown, C.L.Carpenter, A.Galonsky, J.Kruse, A.Muthukrishnan, A.Nadasen, R.M.Ronningen, P.Schwandt, B.M.Sherrill, J.Wang, J.S.Winfield Evidence for a Proton Halo in 8B: Enhanced total reaction cross sections at 20 to 60 MeV/nucleon NUCLEAR REACTIONS, ICPND Si(8B, X), (12C, X), (14N, X), E=20-60 MeV/nucleon; measured total reaction σ. 8B deduced proton halo. Si is both target and detector.
doi: 10.1103/PhysRevC.52.R1166
1994YO01 Phys.Rev. C49, 279 (1994) B.M.Young, W.Benenson, J.H.Kelley, N.A.Orr, R.Pfaff, B.M.Sherrill, M.Steiner, M.Thoennessen, J.S.Winfield, J.A.Winger, S.J.Yennello, A.Zeller Low-Lying Structure of 10Li in the Reaction 11B(7Li, 8B)10Li NUCLEAR REACTIONS 11B(7Li, 8B), E=130 MeV; measured momentum spectra; deduced Q. 10Li deduced neutron separation energy, levels, Γ, possible, J.
doi: 10.1103/PhysRevC.49.279
1994ZA02 Phys.Rev. C49, 1540 (1994) M.Zahar, M.Belbot, J.J.Kolata, K.Lamkin, R.Thompson, J.H.Kelley, R.A.Kryger, D.J.Morrissey, N.A.Orr, B.M.Sherrill, J.S.Winfield, J.A.Winger, A.H.Wuosmaa Quasielastic Scattering of 12,14Be on 12C NUCLEAR REACTIONS 12C(12Be, X), E=679 MeV; 12C(14Be, X), E=796 MeV; measured quasielastic σ(θ); deduced phenomenological optical model features.
doi: 10.1103/PhysRevC.49.1540
1993KR09 Phys.Rev. C47, R2439 (1993) R.A.Kryger, A.Azhari, A.Galonsky, J.H.Kelley, R.Pfaff, E.Ramakrishnan, D.Sackett, B.M.Sherrill, M.Thoennessen, J.A.Winger, S.Yokoyama Neutron Decay of 10Li Produced by Fragmentation NUCLEAR REACTIONS C(18O, X), E=80 MeV/nucleon; measured n(9Li)-coin. 10Li deduced level, neutron decay features.
doi: 10.1103/PhysRevC.47.R2439
1993YO03 Phys.Lett. 311B, 22 (1993) B.M.Young, D.Bazin, W.Benenson, J.H.Kelley, D.J.Morrissey, N.A.Orr, R.Ronningen, B.M.Sherrill, M.Steiner, M.Thoennessen, J.A.Winger, S.J.Yennello, I.Tanihata, X.X.Bai, N.Inabe, T.Kubo, C.-B.Moon, S.Shimoura, T.Suzuki, R.N.Boyd, K.Subotic Strong Isomer Production in Fragmentation Reactions NUCLEAR REACTIONS, ICPND 9Be(27Al, X)26mAl/26Al, E=100 MeV/nucleon; 9Be(28Si, X)26mAl/26Al, E=80 MeV/nucleon; 12C(40Ar, X)26mAl/26Al, E=65 MeV/nucleon; measured isomer production yields following projectile fragmentation. Activation technique.
doi: 10.1016/0370-2693(93)90527-O
1993YO07 Phys.Rev.Lett. 71, 4124 (1993) B.M.Young, W.Benenson, M.Fauerbach, J.H.Kelley, R.Pfaff, B.M.Sherrill, M.Steiner, J.S.Winfield, T.Kubo, M.Hellstrom, N.A.Orr, J.Stetson, J.A.Winger, S.J.Yennello Mass of 11Li from the 14C(11B, 11Li)14O Reaction NUCLEAR REACTIONS 14C(11B, 11Li), E=32 MeV/nucleon; measured momentum spectra, Q. 11Li deduced two-neutron separation energy, mass.
doi: 10.1103/PhysRevLett.71.4124
1993ZA04 Phys.Rev. C48, R1484 (1993) M.Zahar, M.Belbot, J.J.Kolata, K.Lamkin, R.Thompson, N.A.Orr, J.H.Kelley, R.A.Kryger, D.J.Morrissey, B.M.Sherrill, J.A.Winger, J.S.Winfield, A.H.Wuosmaa Momentum Distributions for 12,14Be Fragmentation NUCLEAR REACTIONS 12C(12Be, X), (14Be, X), E=56, 65 MeV/nucleon; measured fragment longitudinal momentum distribution, σ(fragment θ). 14Be deduced neutron halo features.
doi: 10.1103/PhysRevC.48.R1484
1992OR03 Phys.Rev.Lett. 69, 2050 (1992) N.A.Orr, N.Anantaraman, S.M.Austin, C.A.Bertulani, K.Hanold, J.H.Kelley, D.J.Morrissey, B.M.Sherrill, G.A.Souliotis, M.Thoennessen, J.S.Winfield, J.A.Winger Momentum Distributions of 9Li Fragment Following the Breakup of 11Li NUCLEAR REACTIONS 9Be, 93Nb, 181Ta(11Li, 9Li), E=66 MeV/nucleon; measured ejectile momentum distributions; deduced projectile extended neutron distribution role.
doi: 10.1103/PhysRevLett.69.2050
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