NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = J.Kolata Found 233 matches. Showing 1 to 100. [Next]2023OM01 Nucl.Instrum.Methods Phys.Res. A1047, 167784 (2023) P.D.O'Malley, T.Ahn, D.W.Bardayan, M.Brodeur, S.Coil, J.J.Kolata TriSol: A major upgrade of the TwinSol RNB facility
doi: 10.1016/j.nima.2022.167784
2022LO14 Phys.Rev. C 106, 045501 (2022) J.Long, C.R.Nicoloff, D.W.Bardayan, F.D.Becchetti, D.Blankstein, C.Boomershine, D.P.Burdette, M.A.Caprio, L.Caves, P.J.Fasano, B.Frentz, S.L.Henderson, J.M.Kelly, J.J.Kolata, B.Liu, P.D.O'Malley, S.Y.Strauss, R.Zite, M.Brodeur Precision half-life determination for the β+ emitter 13N RADIOACTIVITY 13N(β+)[from 2H(12C, n), E=34 MeV]; measured β+; deduced T1/2, ft value. Comparison to previous experimental results; calculated B(GT). Calculations using ab initio no-core configuration interaction (NCCI) with the Daejeon16 interaction. TwinSol twin-solenoid facility at NSL coupled to NSL β-counting station (University of Notre Dame).
doi: 10.1103/PhysRevC.106.045501
2020BU02 Phys.Rev. C 101, 055504 (2020) D.P.Burdette, M.Brodeur, D.W.Bardayan, F.D.Becchetti, D.Blankstein, C.Boomershine, L.Caves, S.L.Henderson, J.J.Kolata, B.Liu, J.Long, P.D.O'Malley, S.Y.Strauss Precise half-life determination of the mixed-mirror β-decaying 15O RADIOACTIVITY 15O(β+)[from 2H(14N, n), E=39 MeV]; measured Eβ, Iβ, T1/2 of 15O decay using a plastic scintillator at the β-Counting Station of the Nuclear Science Laboratory of University Notre Dame. Comparison with previous experimental results. Relevance to future determinations of Cabibbo-Kobayashi-Maskawa (CKM) matrix Vud for superallowed mirror transitions of 1/2 isospin. NUCLEAR REACTIONS 2H(14N, n)1H/4He/6Li/12C/13C/14N/15N/15O, E=39 MeV; measured reaction products, particle identification plot.
doi: 10.1103/PhysRevC.101.055504
2020LO01 Phys.Rev. C 101, 015501 (2020) J.Long, M.Brodeur, M.Baines, D.W.Bardayan, F.D.Becchetti, D.Blankstein, C.Boomershine, D.P.Burdette, A.M.Clark, B.Frentz, S.L.Henderson, J.M.Kelly, J.J.Kolata, B.Liu, K.T.Macon, P.D.O'Malley, A.Pardo, C.Seymour, S.Y.Strauss, B.Vande Kolk Precision half-life measurement of 29P RADIOACTIVITY 29P(β+)[from 2H(28Si, X), E=9 MeV, followed by separation of 29P using the TwinSol facility at the FN tandem accelerator of the University of Notre Dame, and implantation of 29P beam in the NSL β-decay counting station]; measured β spectra, precise half-life of the decay of 29P; deduced ft value for the β transition to the ground state of 29Si, Cabibbo-Kobayashi-Maskawa matrix element Vud, Fermi to Gamow-Teller mixing ratio; evaluated half-life using present and previous experimental values. Discussed in detail corrections and uncertainties. Comparison with previous half-life measurements.
doi: 10.1103/PhysRevC.101.015501
2020PA31 Phys.Rev. C 102, 031601 (2020) A.Pakou, L.Acosta, P.D.O'Malley, S.Aguilar, E.F.Aguilera, M.Baines, D.Bardayan, F.D.Becchetti, Ch.Boomershine, M.Brodeur, F.Cappuzzello, S.Carmichael, L.Caves, E.Chavez, C.Flores-Vazquez, A.Gula, J.J.Kolata, B.Liu, D.J.Marin-Lambarri, F.F.Morales, K.Rusek, A.M.Sanchez-Benitez, O.Sgouros, V.R.Sharma, V.Soukeras, G.Souliotis Dominance of direct reaction channels at deep sub-barrier energies for weakly bound nuclei on heavy targets: The case 8B + 208Pb NUCLEAR REACTIONS 208Pb(8B, 7Be), E=30 MeV, [secondary 8B beam from 3He(6Li, X)7Li/7Be/8B reaction using TwinSol facility at the University of Notre Dame FM tandem accelerator]; measured reaction products and elastically scattered particles, differential σ(θ) using Si telescopes, time-of-flight ΔE-E spectra; deduced direct to total reaction cross section, and compared with previous experimental σ ratios for 209Bi+6He, 58Ni+8B, and 28Si+7Be reactions, breakup cross section for the 208Pb+8B system at deep sub-barrier energies. Comparison with CDCC calculations, with Coulomb plus nuclear potentials, and Coulomb potentials only.
doi: 10.1103/PhysRevC.102.031601
2020RA24 Phys.Rev.Lett. 125, 202701 (2020) J.S.Randhawa, Y.Ayyad, W.Mittig, Z.Meisel, T.Ahn, S.Aguilar, H.Alvarez-Pol, D.W.Bardayan, D.Bazin, S.Beceiro Novo, D.Blankstein, L.Carpenter, M.Cortesi, D.Cortina-Gil, P.Gastis, M.Hall, S.Henderson, J.J.Kolata, T.Mijatovic, F.Ndayisabye, P.O'Malley, J.Pereira, A.Pierre, H.Robert, C.Santamaria, H.Schatz, J.Smith, N.Watwood, J.C.Zamora First Direct Measurement of 22Mg(α, p)25Al and Implications for X-Ray Burst Model-Observation Comparisons NUCLEAR REACTIONS 4He(22Mg, p), E ∼ 5 MeV/nucleon; measured reaction products, Ep, Ip; deduced σ, reaction rates. Comparison with Non-Smoker calculations, available data.
doi: 10.1103/PhysRevLett.125.202701
2020TA08 Phys.Rev.Lett. 124, 192702 (2020) W.P.Tan, A.Boeltzig, C.Dulal, R.J.deBoer, B.Frentz, S.Henderson, K.B.Howard, R.Kelmar, J.J.Kolata, J.Long, K.T.Macon, S.Moylan, G.F.Peaslee, M.Renaud, C.Seymour, G.Seymour, B.Vande Kolk, M.Wiescher, E.F.Aguilera, P.Amador-Valenzuela, D.Lizcano, E.Martinez-Quiroz New Measurement of 12C+12C Fusion Reaction at Astrophysical Energies NUCLEAR REACTIONS 12C(12C, X), E(cm)=2.2-5.0 MeV; measured reaction products, Eγ, Iγ; deduced σ, S-factor. Comparison with available data.
doi: 10.1103/PhysRevLett.124.192702
2019BU01 Phys.Rev. C 99, 015501 (2019) D.P.Burdette, M.Brodeur, T.Ahn, J.Allen, D.W.Bardayan, F.D.Becchetti, D.Blankstein, G.Brown, B.Frentz, M.R.Hall, S.King, J.J.Kolata, J.Long, K.T.Macon, A.Nelson, P.D.O'Malley, C.Seymour, M.Skulski, S.Y.Strauss, A.A.Valverde Resolving the discrepancy in the half-life of 20F RADIOACTIVITY 20F(β-)[from 2H(19F, p), E=46.0 MeV followed by separation of the radioactive beam using TwinSol]; measured T1/2 of 20F g.s. from β-decay curves using plastic scintillator for β- detection at the University of Notre Dame Nuclear Science Laboratory; deduced recommended average half-life by considering a selection from compiled previous experimental values.
doi: 10.1103/PhysRevC.99.015501
2019GU26 Phys.Rev. C 100, 034603 (2019) V.Guimaraes, E.N.Cardozo, V.B.Scarduelli, J.Lubian, J.J.Kolata, P.D.O'Malley, D.W.Bardayan, E.F.Aguilera, E.Martinez-Quiroz, D.Lizcano, A.Garcia-Flores, M.Febbraro, C.C.Lawrence, J.Riggins, R.O.Torres-Isea, P.N.de Faria, D.S.Monteiro, E.S.Rossi, N.N.Deshmukh Strong coupling effect in the elastic scattering of the 10C + 58Ni system near barrier NUCLEAR REACTIONS 58Ni(10C, 10C), (10C, 10C'), (10C, X)4He/7Li/7Be/10B/10C/12N, E=35.3 MeV, [secondary 10C beam from 3He(10B, 10C), E=54.0 MeV primary reaction at the Nuclear Science Laboratory of Notre Dame]; measured reaction products, particle identification spectrum, scattered 10C particles using three ΔE-E telescopes with silicon planar detectors, σ(θ); deduced differential σ; the results analyzed via coupled-channels, coupled-reaction-channels, and continuum-discretized coupled-channels (CDCC) calculations, with the consideration of 9B+p and 6Be+α channels as cluster configurations for the 10C projectile in CDCC approach. The 2+ inelastic transition in 10C in the projectile shown to be of crucial importance in describing the cross section data.
doi: 10.1103/PhysRevC.100.034603
2019HE11 Phys.Rev. C 99, 064320 (2019) S.L.Henderson, T.Ahn, M.A.Caprio, P.J.Fasano, A.Simon, W.Tan, P.O'Malley, J.Allen, D.W.Bardayan, D.Blankstein, B.Frentz, M.R.Hall, J.J.Kolata, A.E.McCoy, S.Moylan, C.S.Reingold, S.Y.Strauss, R.O.Torres-Isea First measurement of the B(E2; 3/2- → 1/2-) transition strength in 7Be: Testing ab initio predictions for A = 7 nuclei NUCLEAR REACTIONS 197Au(7Be, 7Be'), E=31.3 MeV, [secondary 7Be beam from 2H(6Li, n), E=34.0 MeV primary reaction]; measured reaction products, particle spectra, Eγ, Iγ, (particle)γ-coin using silicon detector for charged particle detection and HPGe detectors for γ detection at the University of Notre Dame FN Tandem Van de Graaff accelerator facility. 7Be; deduced levels, J, π, Coulomb excitation cross section, B(E2) for 3/2- to 1/2- (g.s. to the first excited state) transition. Comparison with ab initio no-core shell model (NCSM) calculations.
doi: 10.1103/PhysRevC.99.064320
2018GU23 Eur.Phys.J. A 54, 223 (2018) V.Guimaraes, J.Lubian, J.J.Kolata, E.F.Aguilera, M.Assuncao, V.Morcelle Phenomenological critical interaction distance from elastic scattering measurements on a 208Pb target NUCLEAR REACTIONS 208Pb(9Li, 9Li), (10Be, 10Be), (12C, 12C), (16O, 16O), (19F, 19F), (6Li, 6Li), (7Li, 7Li), (8Li, 8Li), (8He, 8He), (9Be, 9Be), (6He, 6He), (11Li, 11Li), E≈Coulomb barrier; measured reaction products; deduced interaction distance, critical interaction, strong-absorption distances, deduced σ relative to the Rutherford value vs reduced distance of closest approach for 12C and 16O projectiles at energies 58.9 to 84.0 MeV; compared with published data; deduced critical interaction distance, binding energy, other parameters for several target-projectile combinations; compared with other published analyses.
doi: 10.1140/epja/i2018-12662-7
2018VA04 Phys.Rev. C 97, 035503 (2018) A.A.Valverde, M.Brodeur, T.Ahn, J.Allen, D.W.Bardayan, F.D.Becchetti, D.Blankstein, G.Brown, D.P.Burdette, B.Frentz, G.Gilardy, M.R.Hall, S.King, J.J.Kolata, J.Long, K.T.Macon, A.Nelson, P.D.O'Malley, M.Skulski, S.Y.Strauss, B.Vande Kolk Precision half-life measurement of 11C: The most precise mirror transition Ft value RADIOACTIVITY 11C(β+), (EC)[from 2H(10B, n), E=32.5 MeV at the Nuclear Science Laboratory of University of Notre Dame, followed by mass separation of 11C ions by TwinSol mass separator and implanted in a thick tantalum foil in NSL β-counting station]; measured Eβ, Iβ, half-life of 11C decay; deduced Ftmirror, Gamow-Teller-to-Fermi mixing ratio ρ, β asymmetry parameter Ab, β-neutrino angular correlation parameter aβν, neutrino asymmetry parameter Bn. Comparison with literature values. NUCLEAR REACTIONS 2H(10B, n)4He/9Be/10B/11C, E=32.5 MeV; measured yields for ions using TwinSol mass separator at University of Notre Dame.
doi: 10.1103/PhysRevC.97.035503
2017AG09 Phys.Rev. C 96, 024616 (2017) E.F.Aguilera, E.Martinez-Quiroz, P.Amador-Valenzuela, D.Lizcano, A.Garcia-Flores, J.J.Kolata, A.Roberts, G.V.Rogachev, G.F.Peaslee, V.Guimaraes, F.D.Becchetti, A.Villano, M.Ojaruega, Y.Chen, H.Jiang, M.Febbraro, P.A.DeYoung, T.L.Belyaeva Sub-barrier fusion of weakly bound 6Li with 58Ni NUCLEAR REACTIONS 58Ni(6Li, X), E=10.8, 11.5, 12.7, 13.2, 13.7, 14.4 MeV, [secondary pure 6Li beam from 3He(6Li, 6Li), E=31-38 MeV reaction]; measured σ(θ, E) for evaporated protons at the University of Notre Dame FN tandem accelerator facility; deduced proton multiplicities, fusion σ(E) and total reaction σ(E). Proton angular distributions compared with statistical model calculations using PACE2 code. Comparison of fusion σ(E) data with previous experimental data for this reaction and for the 6Li+59Co, 6Li+64Zn, and 6Li+64Ni systems. Comparison with theoretical calculations using one-dimensional barrier penetration model (BPM) and coupled-channel (CC) method using optical model potentials.
doi: 10.1103/PhysRevC.96.024616
2017FE07 Phys.Rev. C 96, 024613 (2017) M.Febbraro, F.D.Becchetti, R.O.Torres-Isea, J.Riggins, C.C.Lawrence, J.J.Kolata, A.M.Howard (d, n) proton-transfer reactions on 9Be, 11B, 13C, 14, 15N, and 19F and spectroscopic factors at Ed = 16 MeV NUCLEAR REACTIONS 9Be, 11B, 13C, 14,15N, 19F(d, n), E=16 MeV; measured neutron spectra, time-of-flight spectra, σ(θ) using deuterated liquid-scintillator array (UM-DSA) at the Tandem accelerator facility of University of Notre Dame. Solid and gaseous targets. Finite-range distorted-wave Born approximation (FR-DWBA) analysis with common bound-state, global, and local optical-model parameter sets. 10B, 12C, 14N, 15,16O, 20Ne; deduced levels, L-transfer, J, π, configuration, spectroscopic factors. Comparison with previous measurements and theoretical calculations.
doi: 10.1103/PhysRevC.96.024613
2017LO09 Phys.Rev. C 96, 015502 (2017) J.Long, T.Ahn, J.Allen, D.W.Bardayan, F.D.Becchetti, D.Blankstein, M.Brodeur, D.Burdette, B.Frentz, M.R.Hall, J.M.Kelly, J.J.Kolata, P.D.O'Malley, B.E.Schultz, S.Y.Strauss, A.A.Valverde Precision half-life measurement of 25Al RADIOACTIVITY 25Al(EC), (β+)[from 2H(24Mg, n) at the NSL tandem accelerator facility of the University of Notre Dame]; measured Eβ, Iβ, half-life of 25Al decay; deduced world-averaged half-life, Fermi to Gamow-Teller mixing ratio ρ and correlation parameters, and values for various parameters of relevance for determining the Vud term from the 25Al mirror transition. Comparison with previous measurements.
doi: 10.1103/PhysRevC.96.015502
2017MO04 Phys.Rev. C 95, 014615 (2017) V.Morcelle, R.Lichtenthaler, A.Lepine-Szily, V.Guimaraes, K.C.C.Pires, J.Lubian, D.R.Mendes, Jr, P.N.de Faria, J.J.Kolata, F.D.Becchetti, H.Jiang, E.F.Aguilera, D.Lizcano, E.Martinez-Quiroz, H.Garcia 8B + 27Al scattering at low energies NUCLEAR REACTIONS 27Al(8B, 8B), (8B, X), E=15.3, 21.7 MeV, [8B secondary beam from 3He(6Li, X), E=26.5, 32.5 MeV primary reaction]; measured scattered particle spectra, σ(θ, E) at Radioactive Ion Beams in Brasil facility (RIBRAS), and at TwinSol facility at the University of Notre Dame; deduced total reaction cross sections and compared with reduced cross sections for 7,9Be, 6,7Li, 6He and 16O projectiles on 27Al target, effect of breakup plus transfer channels on the total reaction cross sections. Optical model analysis using standard double-folding Sao Paulo potential and Woods-Saxon shape, and continuum discretized coupled channels (CDCC) calculations.
doi: 10.1103/PhysRevC.95.014615
2016AG04 Phys.Rev. C 93, 034613 (2016) E.F.Aguilera, P.Amador-Valenzuela, E.Martinez-Quiroz, J.Fernandez-Arnaiz, J.J.Kolata, V.Guimaraes Above-barrier fusion enhancement of proton-halo systems NUCLEAR REACTIONS 58Ni(8B, X), E(cm)=18.9-25.6 MeV; 28Si(8B, X), E(cm)=15.6-27.2 MeV; analyzed and reviewed previous experimental data for fusion σ(E), inclusive and evaporation σ(E), proton yields, α-particle σ(E), α-particle multiplicities, reduced fusion σ(E), proton σ(θ) data for E(8B(cm))=23.7 MeV and 58Ni target using PACE2, LILITA, and CASCADE codes. Complete and incomplete fusion processes. Investigated possible model dependencies. Discussed behavior of neutron-halo systems.
doi: 10.1103/PhysRevC.93.034613
2016BR01 Phys.Rev. C 93, 025503 (2016) M.Brodeur, C.Nicoloff, T.Ahn, J.Allen, D.W.Bardayan, F.D.Becchetti, Y.K.Gupta, M.R.Hall, O.Hall, J.Hu, J.M.Kelly, J.J.Kolata, J.Long, P.O'Malley, B.E.Schultz Precision half-life measurement of 17F RADIOACTIVITY 17F(β+)[from 2H(16O, X), E not given]; measured β radiation, half-life of 17F decay at the University of Notre Dame β-decay counting station; deduced mixing ratio ρ for the mixed transition between mirror nuclei and the correlation parameters based on Standard Model validity. Discussed uncertainty estimates. Comparison with previous experimental measurements. NUCLEAR REACTIONS 2H(16O, X)12C/13C/14N/15O/16O/17O/17F, E not given; measured yields of reaction products at Notre Dame TwinSol facility.
doi: 10.1103/PhysRevC.93.025503
2016FR01 Phys.Rev. C 93, 014321 (2016) A.Fritsch, S.Beceiro Novo, D.Suzuki, W.Mittig, J.J.Kolata, T.Ahn, D.Bazin, F.D.Becchetti, B.Bucher, Z.Chajecki, X.Fang, M.Febbraro, A.M.Howard, Y.Kanada-En'yo, W.G.Lynch, A.J.Mitchell, M.Ojaruega, A.M.Rogers, A.Shore, T.Suhara, X.D.Tang, R.Torres-Isea, H.Wang One-dimensionality in atomic nuclei: A candidate for linear-chain α clustering in 14C NUCLEAR REACTIONS 4He(10Be, α), E=39.7 MeV, [secondary 10Be beam from 13C(11B, 10B), E=46 MeV primary reaction]; measured particle spectra, differential cross sections for elastic and inelastic scattering, angular distributions using the prototype active target-time projection chamber (PAT-TPC) at Notre Dame TwinSol facility. 14C; deduced levels, α-resonances, J, π, band, α-widths, L-transfers, spectroscopic factors. R-matrix analysis. Comparison with predictions of antisymmetrized molecular dynamics (AMD) theory, and evidence for a 3α-linear chain structure in 14C.
doi: 10.1103/PhysRevC.93.014321
2016GU09 Phys.Rev. C 93, 064607 (2016) V.Guimaraes, J.J.Kolata, E.F.Aguilera, A.Howard, A.Roberts, F.D.Becchetti, R.O.Torres-Isea, A.Riggins, M.Febrarro, V.Scarduelli, P.N.de Faria, D.S.Monteiro, J.F.P.Huiza, A.Arazi, J.Hinnefeld, A.M.Moro, E.S.Rossi, V.Morcelle, A.Barioni, AlanJ.Mitchell Backscattering measurement of 6He on 209Bi: Critical interaction distance NUCLEAR REACTIONS 209Bi(6He, 6He), E=12, 14, 16 MeV, [secondary 6He beam from 2H(7Li, 6He), E=32 MeV]; measured 6He spectra using silicon ΔE-E telescope, σ(θ, E) at the TwinSol facility of Notre Dame Nuclear Structure Laboratory; deduced ratio of elastic to Rutherford cross sections. Comparison with a three-body CDCC calculation, and with experimental data for 209Bi(α, α), (6Li, 6Li), (9Be, 9Be), (12C, 12C), (16O, 16O), and 208Pb(6He, 6He) reactions.
doi: 10.1103/PhysRevC.93.064607
2016KO23 Eur.Phys.J. A 52, 123 (2016) J.J.Kolata, V.Guimaraes, E.F.Aguilera Elastic scattering, fusion, and breakup of light exotic nuclei
doi: 10.1140/epja/i2016-16123-1
2014MA49 Phys.Rev. C 90, 014616 (2014) E.Martinez-Quiroz, E.F.Aguilera, D.Lizcano, P.Amador-Valenzuela, H.Garcia-Martinez, J.J.Kolata, A.Roberts, L.O.Lamm, G.Rogachev, V.Guimaraes, F.D.Becchetti, A.Villano, M.Ojaruega, M.Febbraro, Y.Chen, H.Jiang, P.A.DeYoung, G.F.Peaslee Near- and sub-barrier fusion of the 7Be + 58Ni system NUCLEAR REACTIONS 58Ni(7Be, X), E=16.4, 17.5, 19.4, 20.1, 20.9, 21.9 MeV; measured evaporated proton spectra, σ(E) for protons at Notre Dame TwinSol Radioactive Nuclear Beam facility and FM tandem accelerator; deduced total fusion σ(E) using proton multiplicities. Comparison with predictions of Wong's one-dimensional barrier-penetration model (BPM), and optical model potential (OMP). Comparison with previous experimental results for fusion σ(E) in 27Al(7Be, X), and fission σ(E) in 238U(7Be, F).
doi: 10.1103/PhysRevC.90.014616
2014MO07 Phys.Rev. C 89, 044611 (2014) V.Morcelle, R.Lichtenthaler, R.Linares, M.C.Morais, V.Guimaraes, A.Lepine-Szily, P.R.S.Gomes, J.Lubian, D.R.Mendes, Jr., P.N.De Faria, A.Barioni, L.R.Gasques, J.M.B.Shorto, K.C.C.Pires, J.C.Zamora, R.P.Condori, V.Scarduelli, J.J.Kolata, H.Amro, F.D.Becchetti, H.Jiang, E.F.Aguilera, D.Lizcano, E.Martinez-Quiroz, H.Garcia Elastic scattering and total reaction cross section for the 7Be + 27Al system at near-barrier energies NUCLEAR REACTIONS 27Al(7Be, 7Be), [secondary 7Be produced in 3He(6Li, 7Be) primary reaction], E=10.0, 13.8, 15.2, 15.4 MeV; measured particle spectra, elastic σ(E, θ) using RIBRAS system at Sao Paulo, and TwinSol at NSL-Notre Dame facilities; deduced mean radii of sensitivity, energy dependence of the interacting optical potential, total reaction σ(E). Optical model analysis using the double-folding Sao Paulo and phenomenological Woods-Saxon and Sao Paulo potentials. Analysis of data obtained for 27Al, 197Au(8B, 8B) reactions in progress.
doi: 10.1103/PhysRevC.89.044611
2013AG01 Phys.Rev. C 87, 014613 (2013) E.F.Aguilera, E.Martinez-Quiroz, R.Chavez-Gonzalez, P.Amador-Valenzuela, D.Lizcano, A.Gomez-Camacho, J.J.Kolata, L.O.Lamm, A.Roberts, T.Spencer, F.D.Becchetti, H.Jiang, M.Ojaruega, P.A.DeYoung, G.F.Peaslee, J.Brown Near-barrier fusion and total reaction of a proton-rich projectile: 3He+58Ni NUCLEAR REACTIONS 58Ni(3He, X), (3He, 3He), E=10.2, 11.5, 12.7 MeV; measured proton and 3He spectra, σ(θ) at Notre Dame TwinSol facility; deduced integrated proton production σ, reduced fusion σ. Comparison with 58Ni+8Be and 58Ni+16O systems, and with PACE calculations.
doi: 10.1103/PhysRevC.87.014613
2013KO17 Phys.Rev. C 87, 064612 (2013) Z.Kohley, J.F.Liang, D.Shapira, C.J.Gross, R.L.Varner, J.M.Allmond, J.J.Kolata, P.E.Mueller, A.Roberts Sub-barrier fusion enhancement with radioactive 134Te NUCLEAR REACTIONS 40Ca(134Te, X), [134Te secondary beam from U(p, X) primary reaction], E=535-619 MeV; measured evaporation residue spectra using CSSER system at HRIBF facility, σ(E), time-of-flight, ΔE1-ΔE2 contour plots. Comparison with statistical model using PACE2 computer code. Comparison of σ(E) with those in 40Ca+132Te, 48Ca+132Te, 40Ca+124Te, 48Ca+124Te, 64Ni+130Te, 58Ni+130Te reactions. Positive Q-value neutron transfer (PQNT) channels. Coupled-channel analyses.
doi: 10.1103/PhysRevC.87.064612
2013RO10 Phys.Rev. C 87, 051305 (2013) A.Roberts, A.M.Howard, J.J.Kolata, A.N.Villano, F.D.Becchetti, P.A.DeYoung, M.Febbraro, S.J.Freeman, B.P.Kay, S.A.McAllister, A.J.Mitchell, J.P.Schiffer, J.S.Thomas, R.O.Torres-Isea Proton pair correlations and the neutrinoless double-β decay of 76Ge NUCLEAR REACTIONS 74,76Ge(3He, n), E=16 MeV; measured E(n), I(n), time-of-flight, σ(θ) for g.s. and first 2+ state using the Neutron Wall at Notre Dame. 76,78Se; deduced levels, proton pair correlations. DWBA analysis. Comparison with quasiparticle random phase approximation (QRPA) model calculations. Relevance to matrix elements for 0νββ decay of 76Ge. Systematics of ground-state cross sections on fpg-shell nuclei of A=60-90, and comparison with theoretical models. No evidence for the breaking of the BCS approximation for paired protons.
doi: 10.1103/PhysRevC.87.051305
2013SC25 Phys.Rev. C 88, 064612 (2013) K.T.Schmitt, K.L.Jones, S.Ahn, D.W.Bardayan, A.Bey, J.C.Blackmon, S.M.Brown, K.Y.Chae, K.A.Chipps, J.A.Cizewski, K.I.Hahn, J.J.Kolata, R.L.Kozub, J.F.Liang, C.Matei, M.Matos, D.Matyas, B.Moazen, C.D.Nesaraja, F.M.Nunes, P.D.O'Malley, S.D.Pain, W.A.Peters, S.T.Pittman, A.Roberts, D.Shapira, J.F.Shriner, M.S.Smith, I.Spassova, D.W.Stracener, N.J.Upadhyay, A.N.Villano, G.L.Wilson Reactions of a 10Be beam on proton and deuteron targets NUCLEAR REACTIONS 2H(10Be, p), (10Be, d), 1H(10Be, p), E=60, 75, 90, 107 MeV; measured Ep, Ip, E(d), I(d), elastic and inelastic σ(θ, E) using SIDAR, ORRUBA, and SuperORRUBA arrays of particle detectors at HRIBF-ORNL facility. 11Be; deduced levels, and spectroscopic factors for halo nucleus. Finite-range adiabatic wave approximation (FR-ADWA) analysis.
doi: 10.1103/PhysRevC.88.064612
2013SU10 Phys.Rev. C 87, 054301 (2013) D.Suzuki, A.Shore, W.Mittig, J.J.Kolata, D.Bazin, M.Ford, T.Ahn, F.D.Becchetti, S.Beceiro Novo, D.Ben Ali, B.Bucher, J.Browne, X.Fang, M.Febbraro, A.Fritsch, E.Galyaev, A.M.Howard, N.Keeley, W.G.Lynch, M.Ojaruega, A.L.Roberts, X.D.Tang Resonant α scattering of 6He: Limits of clustering in 10Be NUCLEAR REACTIONS 4He(6He, 6He), (6He, 6He'), (6He, 2n)8Be, [secondary 6He beam from 7Li(d, 3He), E=29.2 MeV primary reaction], E=15 MeV; measured reactions products, 6He spectra, elastic and inelastic σ(E, θ) using PAT-TPC system at Notre Dame TwinSol facility. 4,6He, 8Be; deduced levels, cross sections for g.s. and first 2+ states. 10Be; deduced level, resonance, J, π, α width. Discussed α clustering in high-spin states. Comparison with antisymmetric molecular dynamics calculations.
doi: 10.1103/PhysRevC.87.054301
2012AG02 Phys.Rev. C 85, 014603 (2012) Angular momentum limit for fusion of halo and weakly bound systems NUCLEAR REACTIONS 58Ni(8B, X), E(cm)=18-26 MeV; 64Zn(6He, X), E(cm)=6-17 MeV; 64Zn(7Li, X), E(cm)=18-40 MeV; 64Zn(6Li, X), E(cm)=14-40 MeV; 59Co(6Li, X), (7Li, X)E(cm)=10-28 MeV; 209Bi(6He, X), E(cm)=14-30 MeV; calculated fusion cross section, total reaction cross section, angular momentum parameter Lf. Fusion of the proton-halo system and weakly bound systems. Wong barrier model. Comparison with experimental data.
doi: 10.1103/PhysRevC.85.014603
2012KO18 Phys.Rev. C 85, 054603 (2012) J.J.Kolata, A.Roberts, A.M.Howard, D.Shapira, J.F.Liang, C.J.Gross, R.L.Varner, Z.Kohley, A.N.Villano, H.Amro, W.Loveland, E.Chavez Fusion of 124, 132Sn with 40, 48Ca NUCLEAR REACTIONS 40,48Ca(124Sn, X), (132Sn, X), E(cm)=105-165 MeV; measured evaporation residue spectra, fusion σ(E); deduced reduced fusion σ(E), fusion barriers. Inverse kinematics. Wong model and PACE2 fits. Comparison with time-dependent Hartree-Fock (TDHF) and coupled-channels Born approximation (CCBA) calculations.
doi: 10.1103/PhysRevC.85.054603
2012SC08 Phys.Rev.Lett. 108, 192701 (2012) K.T.Schmitt, K.L.Jones, A.Bey, S.H.Ahn, D.W.Bardayan, J.C.Blackmon, S.M.Brown, K.Y.Chae, K.A.Chipps, J.A.Cizewski, K.I.Hahn, J.J.Kolata, R.L.Kozub, J.F.Liang, C.Matei, M.Matos, D.Matyas, B.Moazen, C.Nesaraja, F.M.Nunes, P.D.O'Malley, S.D.Pain, W.A.Peters, S.T.Pittman, A.Roberts, D.Shapira, J.F.Shriner, Jr., M.S.Smith, I.Spassova, D.W.Stracener, A.N.Villano, G.L.Wilson Halo Nucleus 11Be: A Spectroscopic Study via Neutron Transfer NUCLEAR REACTIONS 2H(10Be, p)11Be, E=60, 75, 90, 107 MeV; measured reaction products, light ejectiles, Ep, Ip; deduced σ(θ), spectroscopic factors for the first excited and halo neutron states. Comparison with available data.
doi: 10.1103/PhysRevLett.108.192701
2011AG15 Phys.Rev.Lett. 107, 092701 (2011) E.F.Aguilera, P.Amador-Valenzuela, E.Martinez-Quiroz, D.Lizcano, P.Rosales, H.Garcia-Martinez, A.Gomez-Camacho, J.J.Kolata, A.Roberts, L.O.Lamm, G.Rogachev, V.Guimaraes, F.D.Becchetti, A.Villano, M.Ojaruega, M.Febbraro, Y.Chen, H.Jiang, P.A.DeYoung, G.F.Peaslee, C.Guess, U.Khadka, J.Brown, J.D.Hinnefeld, L.Acosta, E.S.Rossi, Jr., J.F.P.Huiza, T.L.Belyaeva Near-Barrier Fusion of the 8B+58Ni Proton-Halo System NUCLEAR REACTIONS 58Ni(8B, X)66As, E=22.4-26.9 MeV; measured reaction products, proton spectra; deduced fusion σ, fusion and breakup yields.
doi: 10.1103/PhysRevLett.107.092701
2011BA25 Phys.Rev. C 84, 014603 (2011) A.Barioni, J.C.Zamora, V.Guimaraes, B.Paes, J.Lubian, E.F.Aguilera, J.J.Kolata, A.L.Roberts, F.D.Becchetti, A.Villano, M.Ojaruega, H.Jiang Elastic scattering and total reaction cross sections for the 8B, 7Be, and 6Li +12C systems NUCLEAR REACTIONS 12C(8B, 8B), E=25.8 MeV; 12C(7Be, 7Be), E=18.8 MeV; 12C(6Li, 6Li), E=12.3 MeV; measured particle spectra, tof, σ(θ). Optical model analysis of σ(θ) data using Woods-Saxon and double-folding type potentials. 12C(8B, 8B); deduced effect of breakup by coupled-channels calculations using continuum discretized coupled-channel method and cluster-model folding potentials. Experimental data for 12C(α, α), (6He, 6He), (7Li, 7Li), (9Be, 9Be), (11B, 11B), (16O, 16O), E(cm)=2.8-22.8 MeV used to extract reduced reaction σ.
doi: 10.1103/PhysRevC.84.014603
2010AG01 Phys.Rev. C 81, 011604 (2010) E.F.Aguilera, J.J.Kolata, L.Acosta Evidence for core-halo decoupling in halo systems NUCLEAR REACTIONS 209Bi(α, X), (6He, X), E(cm)=17-35 MeV; 58Ni(8B, X), E(cm)=18-26 MeV; 208Pb(16O, X), (17O, X), E(cm)=67-75 MeV; analyzed total, quasielastic, transfer, and breakup cross sections, angular distributions.
doi: 10.1103/PhysRevC.81.011604
2010YA21 Phys.Rev. C 82, 054615 (2010) R.Yanez, W.Loveland, A.M.Vinodkumar, P.H.Sprunger, L.Prisbrey, D.Peterson, S.Zhu, J.J.Kolata, A.Villano, J.F.Liang Isospin dependence of capture cross sections: The 36S+208Pb reaction NUCLEAR REACTIONS 208Pb(36S, X), E(cm)=147.5, 151.7, 156.0, 160.6, 169.2, 186.3, 210.2 MeV; measured fission fragments, angular distributions, capture fission cross sections. Comparison of results to empirical prescriptions, QMD model and couple-channel calculations.
doi: 10.1103/PhysRevC.82.054615
2009AG02 Phys.Rev. C 79, 021601 (2009) E.F.Aguilera, E.Martinez-Quiroz, D.Lizcano, A.Gomez-Camacho, J.J.Kolata, L.O.Lamm, V.Guimaraes, R.Lichtenthaler, O.Camargo, F.D.Becchetti, H.Jiang, P.A.DeYoung, P.J.Mears, T.L.Belyaeva Reaction cross sections for 8B, 7Be, and 6Li+58Ni near the Coulomb barrier: Proton-halo effects NUCLEAR REACTIONS 58Ni(6Li, 6Li), E=9.9, 11.2, 12.1, 13.0, 14.0 MeV; 58Ni(7Be, 7Be), E=15.1, 17.1, 18.5, 19.9, 21.4 MeV; 58Ni(8B, 8B), E=20.7, 23.4, 25.3, 27.2, 29.3 MeV; measured σ, angular distributions; deduced total reaction and breakup cross section for (8B, 8B) reaction, and proton halo effects for 8B. Comparison with optical-model calculations.
doi: 10.1103/PhysRevC.79.021601
2009AG10 Phys.Rev. C 80, 044605 (2009) E.F.Aguilera, E.Martinez-Quiroz, P.Rosales, J.J.Kolata, P.A.DeYoung, G.F.Peaslee, P.Mears, C.Guess, F.D.Becchetti, J.H.Lupton, Y.Chen Hindrance of complete fusion in the 8Li+208Pb system at above-barrier energies NUCLEAR REACTIONS 208Pb(8Li, 4n), (8Li, 5n), E(cm)=32.1, 33.0, 33.9, 34.8, 35.7, 36.6, 37.5 MeV; 212At, 211At; measured α spectra, fusion-evaporation σ, and excitation functions. Pulsed beam. Comparison with barrier-potential model (BPM) calculations.
doi: 10.1103/PhysRevC.80.044605
2009AG14 Phys.Rev. C 79, 021601(R) (2009) E.F.Aguilera, E.Martinez-Quiroz, D.Lizcano, A.Gomez-Camacho, J.J.Kolata, L.O.Lamm, V.Guimaraes, R.Lichtenthaler, O.Camargo, F.D.Becchetti, H.Jiang, P.A.Deyoung, P.J.Mears, T.L.Belyaeva Reaction cross sections for 8B, 7Be, and 6Li + 58Ni near the Coulomb barrier: Proton-halo effects NUCLEAR REACTIONS 58Ni(8B, 8B), 58Ni(7Be, 7Be), 58Ni(6Li, 6Li), E=9.8-29.2 MeV; measured products, 58Ni; deduced σ(θ). Data were imported from EXFOR entry C1671.
doi: 10.1103/physrevc.79.021601
2009BE46 Phys.Rev. C 80, 064617 (2009) T.L.Belyaeva, E.F.Aguilera, E.Martinez-Quiroz, A.M.Moro, J.J.Kolata Astrophysical S17(0) factor extraction from breakup of 8B on 58Ni at energies near the Coulomb barrier NUCLEAR REACTIONS 58Ni(7Be, 7Be), (8B, 8B), (8B, 7Be), (8B, X), E=15-30 MeV; calculated σ(θ) for elastic, single-proton transfer and breakup channels using continuum-discretized coupled channels (CDCC) method. Comparison with experimental data; deduced astrophysical S17(O) factor.
doi: 10.1103/PhysRevC.80.064617
2009KO06 Phys.Rev. C 79, 027603 (2009) Interaction barriers for light, weakly bound projectiles NUCLEAR REACTIONS 64Zn(16O, X), E(c.m.)=32-55 MeV; 27Al, 64Zn, 209Bi(6He, X), 58Ni(6Li, X), (7Be, X), (8B, X), 59Co, 64Zn(6Li, X), (7Li, X), 64Zn(9Be, X), E not given; calculated σ. 6He, 8B; analyzed behavior of the interaction radii and barrier curvatures for halo nuclei. Comparisons with experimental data.
doi: 10.1103/PhysRevC.79.027603
2009VI09 Phys.Rev. C 80, 054609 (2009) A.M.Vinodkumar, W.Loveland, P.H.Sprunger, L.Prisbrey, M.Trinczek, M.Dombsky, P.Machule, J.J.Kolata, A.Roberts Fusion of 9Li with 208Pb NUCLEAR REACTIONS 208Pb(9Li, nx)211At/212At/213At/214At, E(cm)=24.84, 27.35, 29.86, 32.36, 34.87, 37.37, 39.88, 42.38, 44.89 MeV; 209Bi(7Li, nx)212Rn/213Rn, E(cm)=34.95 MeV; measured nuclidic yields, and fusion σ using ISAC2 facility at TRIUMF. Comparison with HVAP statistical model code and coupled-channel calculations. RADIOACTIVITY 211,212,212m,213,214,214mAt(α); measured Eα.
doi: 10.1103/PhysRevC.80.054609
2008AG11 Phys.Atomic Nuclei 71, 1163 (2008) E.F.Aguilera, E.Martinez-Quiroz, T.L.Belyaeva, J.J.Kolata, R.Leyte-Gonzalez New measurements on breakup of 8B + 58Ni at energies around the Coulomb barrier NUCLEAR REACTIONS 58Ni(8B, p7Be), E=25.0, 26.9, 28.4 MeV; measured light fragments energy spectra, single angle excitation function, σ(θ); Comparison with CDCC calculation.
doi: 10.1134/S1063778808070065
2008CA17 Phys.Rev. C 78, 034605 (2008) O.Camargo, V.Guimaraes, R.Lichtenthaler, V.Scarduelli, J.J.Kolata, C.A.Bertulani, H.Amro, F.D.Becchetti, H.Jiang, E.F.Aguilera, D.Lizcano, E.Martinez-Quiroz, H.Garcia The 9Be(8Li, 9Be)8Li elastic-transfer reaction NUCLEAR REACTIONS 9Be(8Li, 9Be), E=27 MeV; measured angular distributions, σ(θ); deduced spectroscopic factors. 6,8Li(p, γ); deduced σ, reaction rates. Comparisons with DWBA and shell model calculations.
doi: 10.1103/PhysRevC.78.034605
2008SK06 Phys.Rev. C 78, 044603 (2008) B.B.Skorodumov, G.V.Rogachev, A.Aprahamian, V.Z.Goldberg, J.J.Kolata, S.Almaraz, H.Amro, E.D.Johnson, L.O.Lamm, M.Quinn, A.Teymurazyan, A.Woehr T = 3/2 states in 13C NUCLEAR REACTIONS 1H, C(11B, 11B), (12B, 12B), E=44.6 MeV; measured σ(θ). 13C; deduced levels, J, π, resonance widths. Comparisons with 13B, 13N, 13O, shell model calculations.
doi: 10.1103/PhysRevC.78.044603
2008VI08 Phys.Rev. C 78, 054608 (2008) A.M.Vinodkumar, W.Loveland, J.J.Neeway, L.Prisbrey, P.H.Sprunger, D.Peterson, J.F.Liang, D.Shapira, C.J.Gross, R.L.Varner, J.J.Kolata, A.Roberts, A.L.Caraley 132Sn+96Zr reaction: A study of fusion enhancement/hindrance NUCLEAR REACTIONS 96Zr(124Sn, X), E(cm)=600 MeV; 96Zr(132Sn, X), E(cm)=192.8-249.1 MeV; calculated σ. Comparison with coupled channels calculations.
doi: 10.1103/PhysRevC.78.054608
2007AM10 Eur.Phys.J. Special Topics 150, 1 (2007) H.Amro, F.D.Becchetti, Y.Chen, H.Jiang, M.Ojaruega, M.J.Golobish, H.C.Griffin, J.J.Kolata, B.Skorodumov, G.Peaslee, P.A.DeYoung, P.Mears, D.Denby, J.Brown, J.D.Hinnefeld, A.M.Moro 7Be-induced α -transfer reaction on 12C NUCLEAR REACTIONS 12C(7Be, 3He), E=34 MeV; measured σ and angular distributions.
doi: 10.1140/epjst/e2007-00250-4
2007GU13 Phys.Rev. C 75, 054602 (2007) V.Guimaraes, R.Lichtenthaler, O.Camargo, A.Barioni, M.Assuncao, J.J.Kolata, H.Amro, F.D.Becchetti, H.Jiang, E.F.Aguilera, D.Lizcano, E.Martines-Quiroz, H.Garcia Neutron transfer reactions induced by 8Li on 9Be NUCLEAR REACTIONS 9Be(8Li, 8Li), 9Be(8Li, 7Li), 9Be(8Li, 9Li), E=27 MeV; measured σ and angular distributions. Deduced spectroscopic factors, compared results to optical model calculations.
doi: 10.1103/PhysRevC.75.054602
2007KO23 Phys.Rev. C 75, 031302 (2007) J.J.Kolata, H.Amro, F.D.Becchetti, J.A.Brown, P.A.DeYoung, M.Hencheck, J.D.Hinnefeld, G.F.Peaslee, A.L.Fritsch, C.Hall, U.Khadka, Patrick J.Mears, P.O'Rourke, D.Padilla, J.Rieth, T.Spencer, T.Williams Breakup of 6He incident on 209Bi near the Coulomb barrier NUCLEAR REACTIONS 209Bi(6He, 2nα), E=22.5 MeV; measured En, Eα, nα-coin, σ(θ); deduced reaction mechanism features. 6He level deduced B(E2).
doi: 10.1103/PhysRevC.75.031302
2007LI27 Phys.Rev. C 75, 054607 (2007) J.F.Liang, D.Shapira, J.R.Beene, C.J.Gross, R.L.Varner, A.Galindo-Uribarri, J.Gomez del Campo, P.A.Hausladen, P.E.Mueller, D.W.Stracener, H.Amro, J.J.Kolata, J.D.Bierman, A.L.Caraley, K.L.Jones, Y.Larochelle, W.Loveland, D.Peterson Fusion of radioactive 132Sn with 64Ni NUCLEAR REACTIONS 64Ni(132Sn, X), E=453-620 MeV; measured cross sections and angular distributions. Compared results to statistical model calculations.
doi: 10.1103/PhysRevC.75.054607
2007LI82 Eur.Phys.J. Special Topics 150, 35 (2007) J.F.Liang, D.Shapira, C.J.Gross, R.L.Varner, H.Amro, J.R.Beene, J.D.Bierman, A.L.Caraley, A.Galindo-Uribarri, J.Gomez del Campo, P.A.Hausladen, K.L.Jones, J.J.Kolata, Y.Larochelle, W.Loveland, P.E.Mueller, D.Peterson, D.C.Radford, D.W.Stracener Measurements of fusion reactions induced by radioactive 132Sn on 64Ni NUCLEAR REACTIONS 132Sn(64Ni, X), E(cm) < 220 MeV; measured evaporation residue and fission cross sections. Compared results to model calculations.
doi: 10.1140/epjst/e2007-00259-7
2007RO01 Phys.Rev. C 75, 014603 (2007) G.V.Rogachev, J.J.Kolata, A.S.Volya, F.D.Becchetti, Y.Chen, P.A.DeYoung, J.Lupton Spectroscopy of 9C via resonance scattering of protons on 8B NUCLEAR REACTIONS 1H(8B, p), E(cm)=0.5-3.2 MeV; measured Ep, σ(θ), excitation function. 9C deduced resonance energies, widths, J, π. Thick target, R-matrix analysis, continuum shell model calculations.
doi: 10.1103/PhysRevC.75.014603
2007SK02 Phys.Rev. C 75, 024607 (2007) B.B.Skorodumov, G.V.Rogachev, P.Boutachkov, A.Aprahamian, V.Z.Goldberg, A.Mukhamedzhanov, S.Almaraz, H.Amro, F.D.Becchetti, S.Brown, Y.Chen, H.Jiang, J.J.Kolata, L.O.Lamm, M.Quinn, A.Woehr Lowest excited states of 13O NUCLEAR REACTIONS 1H(12N, p), E(cm)=0.8-2.7 MeV; measured Ep, excitation functions for elastic scattering. 13O deduced resonance energies, J, π, widths. 12N(p, γ), E=low; calculated astrophysical reaction rates. R-matrix calculations.
doi: 10.1103/PhysRevC.75.024607
2006KO03 Nucl.Instrum.Methods Phys.Res. A557, 594 (2006) J.J.Kolata, H.Amro, M.Cloughesy, P.A.DeYoung, J.Rieth, J.P.Bychowski, G.Peaslee A large segmented neutron detector for reaction studies with radioactive beams near the Coulomb barrier RADIOACTIVITY 252Cf(SF); measured neutron spectra, angular distributions.
doi: 10.1016/j.nima.2005.11.161
2006SK09 Phys.Atomic Nuclei 69, 1979 (2006) B.B.Skorodumov, G.V.Rogachev, P.Boutachkov, A.Aprahamian, J.J.Kolata, L.O.Lamm, M.Quinn, A.Woehr Investigation of the 19Na Nucleus via Resonance Elastic Scattering NUCLEAR REACTIONS 1H(18Ne, p), E=56 MeV; measured Ep, σ(θ), elastic scattering excitation function. 19Na deduced resonance energy, J, π. Astrophysical implications discussed.
doi: 10.1134/S1063778806120015
2006VI10 Phys.Rev.C 74, 064612 (2006) A.M.Vinodkumar, W.Loveland, P.H.Sprunger, D.Peterson, J.F.Liang, D.Shapira, R.L.Varner, C.J.Gross, J.J.Kolata Capture cross sections for the near symmetric 124Sn+96Zr reaction NUCLEAR REACTIONS 96Zr(124Sn, X), E(cm)=195-265 MeV; measured capture-fission σ. Comparison with model predictions.
doi: 10.1103/PhysRevC.74.064612
2006WA18 Phys.Rev. C 74, 014605 (2006) R.E.Warner, F.Carstoiu, J.A.Brown, F.D.Becchetti, D.A.Roberts, B.Davids, A.Galonsky, R.M.Ronningen, M.Steiner, M.Horoi, J.J.Kolata, A.Nadasen, C.Samanta, J.Schwarzenberg, K.Subotic Reaction and proton-removal cross sections of 6Li, 7Be, 10B, 9, 10, 11C, 12N, 13, 15O, and 17Ne on Si at 15 to 53 MeV/nucleon NUCLEAR REACTIONS Si(6Li, X), (7Be, X), (10B, X), (9C, X), (10C, X), (11C, X), (12N, X), (13O, X), (15O, X), (17Ne, X), E=15-53 MeV/nucleon; measured reaction and proton-removal σ. 6Li, 7Be, 10B, 9,10,11C, 12N, 13,15O, 17Ne deduced radii. Comparison with Glauber model predictions.
doi: 10.1103/PhysRevC.74.014605
2005BE38 Phys.Rev. C 71, 054610 (2005) F.D.Becchetti, R.S.Raymond, D.A.Roberts, J.Lucido, P.A.DeYoung, B.Hilldore, J.Bychowski, A.J.Huisman, P.J.VanWylen, J.J.Kolata, G.Rogachev, J.D.Hinnefeld The (8Li, α) reaction at low energy: Direct 4H cluster transfer? NUCLEAR REACTIONS C, 27Al, 208Pb(8Li, α), E=27.7 MeV; measured Eα, σ(θ); deduced reaction mechanism features.
doi: 10.1103/PhysRevC.71.054610
2005BO36 Phys.Rev.Lett. 95, 132502 (2005) P.Boutachkov, G.V.Rogachev, V.Z.Goldberg, A.Aprahamian, F.D.Becchetti, J.P.Bychowski, Y.Chen, G.Chubarian, P.A.DeYoung, J.J.Kolata, L.O.Lamm, G.F.Peaslee, M.Quinn, B.B.Skorodumov, A.Wohr Doppler Shift as a Tool for Studies of Isobaric Analog States of Neutron-Rich Nuclei: Application to 7He NUCLEAR REACTIONS 1H(6He, γ), E < 24 MeV; measured Eγ, Iγ; deduced IAS formation σ, σ(θ). 7Li deduced resonance parameters. Doppler-shift analysis technique.
doi: 10.1103/PhysRevLett.95.132502
2005BO49 Eur.Phys.J. A 25, Supplement 1, 259 (2005) P.Boutachkov, G.V.Rogachev, V.Z.Goldberg, A.Aprahamian, F.D.Becchetti, J.P.Bychowski, Y.Chen, G.Chubarian, P.A.DeYoung, J.J.Kolata, L.O.Lamm, G.F.Peaslee, M.Quinn, B.B.Skorodumov, A.Wohr Isobaric analog states of neutron-rich nuclei. Doppler shift as a measurement tool for resonance excitation functions NUCLEAR REACTIONS 1H(6He, n), E not given; measured Doppler-shifted Eγ, Iγ. 7Li deduced resonance features, IAS.
doi: 10.1140/epjad/i2005-06-014-4
2005DE16 Phys.Rev. C 71, 051601 (2005) P.A.DeYoung, P.J.Mears, J.J.Kolata, E.F.Aguilera, F.D.Becchetti, Y.Chen, M.Cloughesy, H.Griffin, C.Guess, J.D.Hinnefeld, H.Jiang, S.R.Jones, U.Khadka, D.Lizcano, E.Martinez-Quiroz, M.Ojaniega, G.F.Peaslee, A.Pena, J.Rieth, S.VanDenDriessche, J.A.Zimmerman Two-neutron transfer in the 6He + 209Bi reaction near the Coulomb barrier NUCLEAR REACTIONS 209Bi(6He, α), (6He, nα), E=23.1 MeV; measured Eα, Eν, nα-coin, angular distributions following residual nucleus decay; deduced two-neutron transfer σ.
doi: 10.1103/PhysRevC.71.051601
2005KO22 Phys.Rev. C 71, 067603 (2005) Direct neutron transfer in the 238U(6He, fission) reaction near the Coulomb barrier NUCLEAR REACTIONS 239U(6He, 5He), E* ≈ 4-15 MeV; 239U(6He, α), E* ≈ 10-20 MeV; calculated neutron emission and fission decay probabilities.
doi: 10.1103/PhysRevC.71.067603
2005LI55 Eur.Phys.J. A 25, Supplement 1, 239 (2005) J.F.Liang, D.Shapira, C.J.Gross, R.L.Varner, H.Amro, J.R.Beene, J.D.Bierman, A.L.Caraley, A.Galindo-Uribarri, J.Gomez del Campo, P.A.Hausladen, K.L.Jones, J.J.Kolata, Y.Larochelle, W.Loveland, P.E.Mueller, D.Peterson, D.C.Radford, D.W.Stracener Sub-barrier fusion induced by neutron-rich radioactive 132Sn NUCLEAR REACTIONS 64Ni(132Sn, X), E=560 MeV; measured fission fragments and evaporation residues spectra, yields.
doi: 10.1140/epjad/i2005-06-117-x
2005LI56 Eur.Phys.J. A 25, Supplement 1, 733 (2005) R.Lichtenthaler, A.Lepine-Szily, V.Guimaraes, C.Perego, V.Placco, O.Camargo, Jr., R.Denke, P.N.de Faria, E.A.Benjamin, N.Added, G.F.Lima, M.S.Hussein, J.Kolata, A.Arazi Radioactive Ion beams in Brazil (RIBRAS)
doi: 10.1140/epjad/i2005-06-043-y
2005RO37 Nucl.Instrum.Methods Phys.Res. B241, 977 (2005) G.V.Rogachev, A.A.Aprahamian, F.D.Becchetti, P.Boutachkov, Y.Chen, G.Chubarian, P.A.DeYoung, A.Fomichev, V.Z.Goldberg, M.S.Golovkov, J.J.Kolata, Yu.Ts.Oganessian, G.F.Peaslee, M.Quinn, A.Rodin, B.B.Skorodumov, R.S.Slepnev, G.Ter-Akopian, W.H.Trzaska, A.Wohr, R.Wolski Isobaric analog states as a tool for spectroscopy of exotic nuclei NUCLEAR REACTIONS 1H(8He, 8He), E not given; measured recoil proton spectrum; deduced excitation function. 1H(6He, 6Li), E not given; measured neutron spectrum, nγ-coin; deduced excitation function. 7,9Li deduced resonance parameters. 7,9He deduced analog states features.
doi: 10.1016/j.nimb.2005.07.157
2005SH44 Nucl.Instrum.Methods Phys.Res. A551, 330 (2005) D.Shapira, J.F.Liang, C.J.Gross, R.L.Varner, H.Amro, C.Harlin, J.J.Kolata, S.Novotny A high-efficiency compact setup to study evaporation residues formed in reactions induced by low-intensity radioactive ion beams NUCLEAR REACTIONS 64Ni(134Sn, X), E(cm) ≈ 150-163 MeV; measured evaporation residue σ.
doi: 10.1016/j.nima.2005.05.079
2005SH54 Eur.Phys.J. A 25, Supplement 1, 241 (2005) D.Shapira, J.F.Liang, C.J.Gross, R.L.Varner, J.R.Beene, A.Galindo-Uribarri, J.Gomez Del Campo, P.E.Mueller, D.W.Stracener, P.A.Hausladen, C.Harlin, J.J.Kolata, H.Amro, W.Loveland, K.L.Jones, J.D.Bierman, A.L.Caraley Measurement of evaporation residue cross sections from reactions with radioactive neutron-rich beams NUCLEAR REACTIONS 64Ni(132Sn, X), (124Sn, X), (134Te, X), E not given; measured evaporation residue σ.
doi: 10.1140/epjad/i2005-06-190-1
2004BY03 Phys.Lett. B 596, 26 (2004) J.P.Bychowski, P.A.DeYoung, B.B.Hilldore, J.D.Hinnefeld, A.Vida, F.D.Becchetti, J.Lupton, T.W.O'Donnell, J.J.Kolata, G.Rogachev, M.Hencheck 209Bi(6He, α) reaction mechanisms studied near the Coulomb barrier using n-α coincidence measurements NUCLEAR REACTIONS 209Bi(6He, αX), E=22.9 MeV; measured Eα, En, nα-coin, angular distributions; deduced single-neutron transfer contribution.
doi: 10.1016/j.physletb.2004.05.058
2004GO03 Phys.Rev. C 69, 024602 (2004) V.Z.Goldberg, G.V.Rogachev, W.H.Trzaska, J.J.Kolata, A.Andreyev, C.Angulo, M.J.G.Borge, S.Cherubini, G.Chubarian, G.Crowley, P.Van Duppen, M.Gorska, M.Gulino, M.Huyse, P.Jesinger, K.-M.Kallman, M.Lattuada, T.Lonnroth, M.Mutterer, R.Raabe, S.Romano, M.V.Rozhkov, B.B.Skorodumov, C.Spitaleri, O.Tengblad, A.Tumino Investigation of the α-cluster structure of 22Ne and 22Mg NUCLEAR REACTIONS 4He(18O, 18O), E < 80 MeV; 4He(18Ne, 18Ne), E < 53 MeV; measured σ(θ), excitation functions. 22Ne deduced resonance energies, J, π, widths, α-cluster features. 22Mg deduced level energies, J, α-cluster features. Thick-target inverse kinematics method.
doi: 10.1103/PhysRevC.69.024602
2004GO22 Nucl.Phys. A734, 349 (2004) V.Z.Goldberg, G.V.Rogachev, J.J.Kolata, G.Chubarian, D.Aleksandrov, M.S.Golovkov, Yu.Ts.Oganessian, A.Rodin, B.Skorodumov, R.S.Slepnev, G.Ter-Akopian, R.Wolski Resonance scattering 8He + p and T=5/2 states in 9Li NUCLEAR REACTIONS 1H(8He, 8He), E=50, 59 MeV; measured particle spectra, elastic scattering excitation function. 9Li deduced resonance energies, isobaric analog states.
doi: 10.1016/j.nuclphysa.2004.01.064
2004KO22 Phys.Rev. C 69, 047601 (2004) J.J.Kolata, E.F.Aguilera, F.D.Becchetti, Y.Chen, P.A.DeYoung, H.Garcia-Martinez, J.D.Hinnefeld, J.H.Lupton, E.Martinez-Quiroz, G.Peaslee Elastic scattering of 10Be on 208Pb near the Coulomb barrier NUCLEAR REACTIONS 208Pb(10Be, 10Be), E=38.4-43.9; measured σ(θ); deduced optical model parameters, total reaction σ. Comparison with previous results.
doi: 10.1103/PhysRevC.69.047601
2004RO20 Phys.Rev.Lett. 92, 232502 (2004) G.V.Rogachev, P.Boutachkov, A.Aprahamian, F.D.Becchetti, J.P.Bychowski, Y.Chen, G.Chubarian, P.A.DeYoung, V.Z.Goldberg, J.J.Kolata, L.O.Lamm, G.F.Peaslee, M.Quinn, B.B.Skorodumov, A.Wohr Analog States of 7He Observed via the 6He(p, n) Reaction NUCLEAR REACTIONS 1H(6He, n), E=24 MeV; measured En, Eγ, nγ-coin; deduced excitation function. 7Li deduced levels, J, π, analog states. 7He deduced IAR features.
doi: 10.1103/PhysRevLett.92.232502
2004RO42 Nucl.Phys. A746, 229c (2004) G.V.Rogachev, A.Aprahamian, F.D.Becchetti, P.Boutachkov, Y.Chen, G.Chubarian, P.A.DeYoung, A.Fomichev, V.Z.Goldberg, M.S.Golovkov, J.J.Kolata, Yu.Ts.Oganessian, G.F.Peaslee, M.Quinn, A.Rodin, B.B.Skorodumov, R.S.Slepnev, G.Ter-Akopian, W.H.Trzaska, A.Wohr, R.Wolski Structure of exotic 7He and 9He NUCLEAR REACTIONS 1H(6He, n), E(cm) ≈ 1-3.3 MeV; 1H(8He, 8He), E* ≈ 15-20 MeV; measured σ(θ), excitation functions. 7,9Li, 7,9He deduced IAS features.
doi: 10.1016/j.nuclphysa.2004.09.036
2003BE38 Nucl.Instrum.Methods Phys.Res. A505, 377 (2003) F.D.Becchetti, M.Y.Lee, T.W.O'Donnell, D.A.Roberts, J.J.Kolata, L.O.Lamm, G.Rogachev, V.Guimaraes, P.A.DeYoung, S.Vincent The TwinSol low-energy radioactive nuclear beam apparatus: status and recent results NUCLEAR REACTIONS Pb(8Li, 8Li), (8Li, 8Li'), E=20-36 MeV; measured σ(E). 8Li deduced transition B(E2). 1H(7Be, 7Be), E=low; measured excitation function.
doi: 10.1016/S0168-9002(03)01101-X
2003GA04 Phys.Rev. C 67, 024602 (2003) L.R.Gasques, L.C.Chamon, D.Pereira, V.Guimaraes, A.Lepine-Szily, M.A.G.Alvarez, E.S.Rossi, Jr., C.P.Silva, B.V.Carlson, J.J.Kolata, L.Lamm, D.Peterson, P.Santi, S.Vincent, P.A.De Young, G.Peasley Experimental determination of the surface density for the 6He exotic nucleus NUCLEAR REACTIONS 58Ni(α, α), (6He, 6He), E=8.1, 9.0, 9.1, 9.6 MeV; measured σ(θ). 58Ni(α, α), E=82-288 MeV; analyzed σ(θ). 4,6He deduced ground-state nuclear densities. Unfolding method, comparison with model predictions.
doi: 10.1103/PhysRevC.67.024602
2003GO38 Acta Phys.Hung.N.S. 18, 215 (2003) V.Z.Goldberg, W.H.Trzaska, G.V.Rogachev, J.J.Kolata, A.Andreyev, C.Angulo, M.J.G.Borge, S.Cherubini, G.Chubarian, G.Crowley, A.S.Fomichev, M.Gorska, M.Gulino, M.S.Golovkov, M.Huyse, K.-M.Kallman, M.Lattuada, T.Lonnroth, M.Mutterer, R.Raabe, A.M.Rodin, S.Romano, M.V.Rozhkov, B.B.Skorodumov, C.Spitaleri, O.Tengblad, G.M.Ter-Akopian, A.Tumino, P.Van Duppen, R.Wolski New Perspectives in the Studies of Resonance Scattering
doi: 10.1556/APH.18.2003.2-4.15
2003GU22 Nucl.Phys. A722, 341c (2003) V.Guimaraes, R.Kuramoto, R.Lichtenthaler, G.Amadio, E.Benjamin, P.N.de Faria, A.Lepine-Szily, G.F.Lima, J.J.Kolata, G.Rogachev, F.D.Becchetti, T.O'Donnell, Y.Chen, J.Hinnefeld, J.Lapton Searching for resonances in the unbound 6Be and 5Li nuclei NUCLEAR REACTIONS 3He(7Li, α), E=31 MeV; 2H(8B, α), E=28.6 MeV; 2H(7Be, α), E=20.9 MeV; measured Eα, angular distributions. 6Li, 6Be; deduced resonance features.
doi: 10.1016/S0375-9474(03)01387-3
2003HO22 Nucl.Phys. A719, 9c (2003) A.Horvath, A.Galonsky, N.Carlin, F.Deak, T.Gomi, V.Guimaraes, Y.Higurashi, K.Hiroshi, K.Ieki, Y.Iwata, A.Kiss, J.Kolata, T.Rauscher, H.Schelin, J.von Schwarzenberg, Z.Seres, S.Takeuchi, S.Typel, R.Warner, J.Weiner Measurements of astrophysical neutron capture cross sections via the inverse reaction NUCLEAR REACTIONS C, Al, Cu, Sn, Pb(15C, nX), E=35 MeV/nucleon; C, Al, Cu, Sn, Pb(9Li, nX), E=40 MeV/nucleon; measured neutron spectra, (fragment)(neutron)-coin, dissociation yields. 8Li, 14C(n, γ), E=low; deduced astrophysical reaction rates.
doi: 10.1016/S0375-9474(03)00951-5
2003KO07 Phys.Rev. C 67, 015806 (2003) H.Kobayashi, K.Ieki, A.Horvath, A.Galonsky, N.Carlin, F.Deak, T.Gomi, V.Guimaraes, Y.Higurashi, Y.Iwata, A.Kiss, J.J.Kolata, T.Rauscher, H.Schelin, Z.Seres, R.Warner Astrophysical reaction rate for the 8Li(n, γ)9Li reaction NUCLEAR REACTIONS Pb(9Li, n8Li), E=39.7 MeV/nucleon; measured neutron and lithium spectra. 8Li(n, γ), E not given; deduced σ, astrophysical reaction rate upper limits. Comparison with previous results.
doi: 10.1103/PhysRevC.67.015806
2003PE01 Phys.Rev. C 67, 014601 (2003) D.Peterson, J.J.Kolata, P.Santi, J.von Schwarzenberg, D.Bazin, B.M.Sherrill Elastic scattering of 9Li and 11Li from 12C at 50 MeV per nucleon NUCLEAR REACTIONS 12C(9Li, 9Li), (11Li, 11Li), E=50 MeV/nucleon; measured σ(θ); deduced reaction mechanism features. Secondary beams from 18O fragmentation. Comparison with previous results and model predictions.
doi: 10.1103/PhysRevC.67.014601
2003RO07 Phys.Rev. C 67, 041603 (2003) G.V.Rogachev, V.Z.Goldberg, J.J.Kolata, G.Chubarian, D.Aleksandrov, A.Fomichev, M.S.Golovkov, Yu.Ts.Oganessian, A.Rodin, B.Skorodumov, R.S.Slepnev, G.Ter-Akopian, W.H.Trzaska, R.Wolski T=5/2 states in 9Li: Isobaric analog states of 9He NUCLEAR REACTIONS 1H(8He, 8He), E(cm)=1.6-5.8 MeV; measured σ(θ), excitation function. 9Li deduced resonance energies, possible J, π, isobaric analog states.
doi: 10.1103/PhysRevC.67.041603
2003RO13 Phys.Rev. C 68, 024602 (2003) G.V.Rogachev, J.J.Kolata, V.Z.Goldberg, L.V.Grigorenko, F.D.Becchetti, P.A.DeYoung, J.D.Hinnefeld, L.O.Lamm, J.Lupton, T.W.O'Donnell, D.A.Roberts, S.Shaheen Final state interaction or a 3H excited state? NUCLEAR REACTIONS 1H(6He, α), E=23.9 MeV; measured Eα, Iα; deduced resonance structure, possible three-body final-state interaction. 3H deduced possible excited state.
doi: 10.1103/PhysRevC.68.024602
2003SA07 Phys.Rev. C 67, 024606 (2003) P.Santi, J.J.Kolata, V.Guimaraes, D.Peterson, R.White-Stevens, E.Rischette, D.Bazin, B.M.Sherrill, A.Navin, P.A.DeYoung, P.L.Jolivette, G.F.Peaslee, R.T.Guray Structure of the 10Li nucleus investigated via the 9Li(d, p)10Li reaction NUCLEAR REACTIONS 2H(9Li, p), (13C, p), E=20 MeV/nucleon; measured particle spectra, (fragment)p-coin, angular distributions. 9,10Li deduced ground-state mass excess lower limits. 10Li deduced neutron decay branching ratio, resonance features. S800 spectrograph.
doi: 10.1103/PhysRevC.67.024606
2002KO14 Eur.Phys.J. A 13, 117 (2002) Transfer, Breakup, and Fusion Reactions of 6He with 209Bi Near the Coulomb Barrier NUCLEAR REACTIONS 209Bi(6He, 6He), E(cm)=14.3-21.4 MeV; measured σ(θ). 209Bi(6He, X), E(cm)=14-22 MeV; measured reaction, fusion σ, α yields; deduced reaction mechanism features.
doi: 10.1140/epja1339-22
2002KO25 Phys.Rev. C65, 054616 (2002) J.J.Kolata, V.Z.Goldberg, L.O.Lamm, M.G.Marino, C.J.O'Keeffe, G.Rogachev, E.F.Aguilera, H.Garcia-Martinez, E.Martinez-Quiroz, P.Rosales, F.D.Becchetti, T.W.O'Donnell, D.A.Roberts, J.A.Brown, P.A.DeYoung, J.D.Hinnefeld, S.A.Shaheen Elastic Scattering and Transfer in the 8Li + 209Pb System Near the Coulomb Barrier NUCLEAR REACTIONS 208Pb(8Li, 8Li), (8Li, 7LiX), (8Li, αX), E(cm)=24-33 MeV; measured particle spectra, σ(θ); deduced total reaction σ, interaction barrier. Comparison with similar reactions.
doi: 10.1103/PhysRevC.65.054616
2002SA09 Phys.Rev. C65, 038801 (2002) L.Sahin, R.N.Boyd, A.L.Cole, M.Famiano, R.T.Guray, A.St.J.Murphy, N.Ozkan, J.J.Kolata, V.Guimaraes, M.Hencheck Measurement of the Cross Section of the 8Li(d, α)6He Reaction of Possible Relevance to Big Bang Nucleosynthesis NUCLEAR REACTIONS 2H(6Li, α), E(cm)=2.3-3.5 MeV; measured σ, σ(θ). 6Li(d, α), E(cm)=2.3-3.5 MeV; deduced σ, astrophysical S-factor. Implications for primordial nucleosynthesis discussed.
doi: 10.1103/PhysRevC.65.038801
2002TI03 Phys.Rev.Lett. 88, 072501 (2002) P.Tischhauser, R.E.Azuma, L.Buchmann, R.Detwiler, U.Giesen, J.Gorres, M.Heil, J.Hinnefeld, F.Kappeler, J.J.Kolata, H.Schatz, A.Shotter, E.Stech, S.Vouzoukas, M.Wiescher Elastic α - 12C Scattering and the 12C(α, γ)16O E2 S Factor NUCLEAR REACTIONS 12C(α, α), E=2.6-8.2 MeV; measured σ(θ); deduced interaction radius. 16O levels deduced reduced width amplitudes. 12C(α, γ), E(cm)=300 keV; calculated E2 S-factor. R-matrix analysis, comparison with previous results.
doi: 10.1103/PhysRevLett.88.072501
2002VI08 Nucl.Instrum.Methods Phys.Res. A491, 426 (2002) S.M.Vincent, A.Aprahamian, J.J.Kolata, L.O.Lamm, V.Guimaraes, R.C.deHaan, D.Peterson, P.Santi, A.Teymurazyan, F.D.Becchetti, T.W.O'Donnell, M.Lee, D.A.Roberts, J.A.Zimmerman, J.A.Brown Gamma-ray spectroscopy with a low-energy 6He radioactive ion beam NUCLEAR REACTIONS 63Cu(6He, 2np), E=28 MeV; measured Eγ, Iγ, γγ-coin; deduced σ. 66Zn deduced levels, J, π.
doi: 10.1016/S0168-9002(02)01272-X
2002VO01 Phys.Rev.Lett. 88, 012501 (2002) P.A.Voytas, C.Ternovan, M.Galeazzi, D.McCammon, J.J.Kolata, P.Santi, D.Peterson, V.Guimaraes, F.D.Becchetti, M.Y.Lee, T.W.O'Donnell, D.A.Roberts, S.Shaheen Direct Measurement of the L/K Ratio in 7Be Electron Capture RADIOACTIVITY 7Be(EC) [from 3He(6Li, 7Be)]; measured X-ray spectra; deduced L/K capture ratio, possible in-medium effects. Cryogenic microcalorimeter.
doi: 10.1103/PhysRevLett.88.012501
2002WA04 Phys.Rev. C65, 034306 (2002) J.Wang, A.Galonsky, J.J.Kruse, E.Tryggestad, R.H.White-Stevens, P.D.Zecher, Y.Iwata, K.Ieki, A.Horvath, F.Deak, A.Kiss, Z.Seres, J.J.Kolata, J.von Schwarzenberg, R.E.Warner, H.Schelin Dissociation of 6He NUCLEAR REACTIONS C, Al, Cu, Sn, Pb, U(6He, 2nα), (6He, αX), E=23.9 MeV/nucleon; measured Eα, En, nα-coin, parallel momentum distributions, angular correlations, two-neutron removal σ; deduced Coulomb contribution, other reaction mechanism features. 6He deduced halo neutron correlations. Comparisons with model predictions.
doi: 10.1103/PhysRevC.65.034306
2001AG06 Phys.Rev. C63, 061603 (2001) E.F.Aguilera, J.J.Kolata, F.D.Becchetti, P.A.DeYoung, J.D.Hinnefeld, A.Horvath, L.O.Lamm, H.-Y.Lee, D.Lizcano, E.Martinez-Quiroz, P.Mohr, T.W.O'Donnell, D.A.Roberts, G.Rogachev Elastic Scattering and Transfer in the 6He + 209Bi System below the Coulomb Barrier NUCLEAR REACTIONS 209Bi(6He, X), E(cm)=14.3-21.4 MeV; measured reaction σ. 209Bi(6He, 6He), (6He, αX), E(cm)=14.3-21.4 MeV; measured σ(θ); deduced optical model parameters.
doi: 10.1103/PhysRevC.63.061603
2001BU20 Nucl.Phys. A688, 259c (2001) L.Buchmann, P.Tischhauser, R.E.Azuma, R.Detwiler, U.Giesen, J.Gorres, M.Heil, J.Hinnefeld, F.Kappeler, J.J.Kolata, H.Schatz, A.Shotter, E.Stech, S.Vouzoukas, M.Wiescher Restrictions on the Stellar 12C(α, γ)16O Rate from Elastic α-12C Scattering NUCLEAR REACTIONS 12C(α, α), E=2.6-8.2 MeV; measured σ(θ), S-factors following R-matrix calculations. Comparison with previous measurements.
doi: 10.1016/S0375-9474(01)00710-2
2001KO02 Phys.Rev. C63, 024616 (2001) J.J.Kolata, V.Guimaraes, D.Peterson, P.Santi, R.H.White-Stevens, S.M.Vincent, F.D.Becchetti, M.Y.Lee, T.W.O'Donnell, D.A.Roberts, J.A.Zimmerman Breakup of 8B at Sub-Coulomb Energies NUCLEAR REACTIONS 58Ni(8B, p7Be), E=25.75 MeV; measured σ(E, θ); deduced reaction mechanism features. Comparison with coupled-channels calculations.
doi: 10.1103/PhysRevC.63.024616
2001KO31 Phys.Rev. C63, 061604 (2001); Comment Phys.Rev. C65, 019801 (2002) Systematics of Transfer/Breakup Yields for Weakly Bound Light Nuclei NUCLEAR REACTIONS 208Pb, 209Bi(6He, αX), (6Li, αX), (7Li, αX), (9Be, αX), E(cm) ≈ 12-29 MeV; analyzed breakup σ; deduced systematic behavior, structure effects.
doi: 10.1103/PhysRevC.63.061604
2001MA40 Phys.Rev. C63, 054611 (2001) E.Martinez-Quiroz, E.F.Aguilera, J.J.Kolata, M.Zahar Sub-Barrier Fusion of 37Cl + 70, 72, 73, 74, 76Ge NUCLEAR REACTIONS 70,72,73,74,76Ge(37Cl, X), E=94.5-116.5 MeV; measured fusion excitation functions; deduced barrier distributions, parameters, shape transition features.
doi: 10.1103/PhysRevC.63.054611
2001RO29 Phys.Rev. C64, 051302 (2001) G.V.Rogachev, V.Z.Goldberg, T.Lonnroth, W.H.Trzaska, S.A.Fayans, K.-M.Kallman, J.J.Kolata, M.Mutterer, M.V.Rozhkov, B.B.Skorodumov Doubling of α-Cluster States in 22Ne NUCLEAR REACTIONS 4He(18O, 18O), E(cm)=2.1-12.5 MeV; measured excitation functions, σ(θ). 22Ne deduced resonance energies, J, π, α-cluster states.
doi: 10.1103/PhysRevC.64.051302
2001RO32 Phys.Rev. C64, 061601 (2001) G.V.Rogachev, J.J.Kolata, F.D.Becchetti, P.A.DeYoung, M.Hencheck, K.Helland, J.D.Hinnefeld, B.Hughey, P.L.Jolivette, L.M.Kiessel, H.-Y.Lee, M.Y.Lee, T.W.O'Donnell, G.F.Peaslee, D.Peterson, D.A.Roberts, P.Santi, S.A.Shaheen Proton Elastic Scattering from 7Be at Low Energies NUCLEAR REACTIONS 1H(7Be, 7Be), E < 25.5 MeV; measured back-angle recoil proton spectra, σ(θ). 7Be(p, p), E=1-3.3 MeV; deduced excitation function. 8B deduced levels, J, π. Predicted 1+ state in 8B not found, astrophysical implication discussed. Thick target technique.
doi: 10.1103/PhysRevC.64.061601
2001WA40 Phys.Rev. C64, 044611 (2001) R.E.Warner, M.H.McKinnon, J.S.Needleman, N.C.Shaner, F.D.Becchetti, D.A.Roberts, A.Galonsky, R.M.Ronningen, M.Steiner, J.A.Brown, J.J.Kolata, A.Nadasen, K.Subotic Total Reaction and Neutron-Removal Cross Sections of (30-60)A MeV Be Isotopes on Si and Pb NUCLEAR REACTIONS Si(7Be, X), (9Be, X), (10Be, X), (11Be, X), (12Be, X), (14Be, X), Pb(10Be, X), (11Be, X), (12Be, X), E=30-60 MeV/nucleon; measured reaction σ, neutron-removal σ. 7,9,10,11,12,14Be deduced radii. Glauber model calculations.
doi: 10.1103/PhysRevC.64.044611
2000AG03 Phys.Rev.Lett. 84, 5058 (2000) E.F.Aguilera, J.J.Kolata, F.M.Nunes, F.D.Becchetti, P.A.DeYoung, M.Goupell, V.Guimaraes, B.Hughey, M.Y.Lee, D.Lizcano, E.Martinez-Quiroz, A.Nowlin, T.W.O'Donnell, G.F.Peaslee, D.Peterson, P.Santi, R.White-Stevens Transfer and/or Breakup Modes in the 6He + 209Bi Reaction Near the Coulomb Barrier NUCLEAR REACTIONS 209Bi(6He, X), E=19.0, 22.5 MeV; measured light fragments energy spectra, σ(θ); deduced reaction mechanism features, mechanism for sub-barrier fusion enhancement.
doi: 10.1103/PhysRevLett.84.5058
2000AU02 Phys.Rev.Lett. 84, 35 (2000) T.Aumann, A.Navin, D.P.Balamuth, D.Bazin, B.Blank, B.A.Brown, J.E.Bush, J.A.Caggiano, B.Davids, T.Glasmacher, V.Guimaraes, P.G.Hansen, R.W.Ibbotson, D.Karnes, J.J.Kolata, V.Maddalena, B.Pritychenko, H.Scheit, B.M.Sherrill, J.A.Tostevin One-Neutron Knockout from Individual Single-Particle States of 11Be NUCLEAR REACTIONS 9Be(11Be, 10BeX), E=60 MeV/nucleon; measured σ(E), Eγ, Iγ, (particle)γ-coin, fragments parallel momentum distributions. 11Be deduced ground-state configuration, halo features.
doi: 10.1103/PhysRevLett.84.35
2000DE05 Phys.Rev. C61, 024603 (2000) P.A.DeYoung, M.J.Goupell, B.V.Atallah, J.A.Haglund, P.L.Jolivette, M.K.MacDermaid, G.F.Peaslee, J.J.Kolata, E.D.Berners, D.Peterson, J.von Schwarzenberg, J.D.Hinnefeld Evidence for Nonequilibrium Proton Emission in a Low-Energy Heavy-Ion Reaction NUCLEAR REACTIONS 27Al(16O, X), E=72 MeV; measured light charged particles correlation functions; deduced source features, nonequilibrium proton emission.
doi: 10.1103/PhysRevC.61.024603
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