NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = K.Kwiatkowski Found 104 matches. Showing 1 to 100. [Next]2009SO03 Phys.Rev. C 79, 034607 (2009) R.A.Soltz, R.J.Newby, J.L.Klay, M.Heffner, L.Beaulieu, T.Lefort, K.Kwiatkowski, V.E.Viola Centrality dependence of the thermal excitation-energy deposition in 8-15 GeV/c hadron-Au reactions
doi: 10.1103/PhysRevC.79.034607
2008GI07 Phys.Rev. C 78, 034601 (2008) D.S.Ginger, K.Kwiatkowski, G.Wang, W.-c.Hsi, S.Hudan, E.Cornell, R.T.de Souza, V.E.Viola, R.G.Korteling Exclusive studies of 130 - 270 MeV 3He- and 200-MeV proton-induced reactions on 27Al, natAg, and 197Au NUCLEAR REACTIONS 27Al, Ag, 197Au(3He, α), E=130, 270 MeV; 27Al, Ag, 197Au(p, α), E=200 MeV; measured α-spectra, σ, angular distributions, (particle)(particle)-coin, α-yields, multiplicity distributions, fragment charge distributions, linear momentum distributions of charged particles.
doi: 10.1103/PhysRevC.78.034601
2006VI01 Phys.Lett. B 637, 176 (2006) V.E.Viola, K.Kwiatkowski, S.J.Yennello, J.B.Natowitz Comment on breakup densities of hot nuclei NUCLEAR REACTIONS 197Au(α, X), E=200 MeV; 197Au(14N, X), E=20-100 MeV/nucleon; 197Au(3He, X), E=4.8 GeV; 197Au(π-, X), E at 8 GeV/c; analyzed intermediate mass fragment multiplicities; deduced breakup densities.
doi: 10.1016/j.physletb.2006.04.034
2006VI07 Phys.Rep. 434, 1 (2006) V.E.Viola, K.Kwiatkowski, L.Beaulieu, D.S.Bracken, H.Breuer, J.Brzychczyk, R.T.de Souza, D.S.Ginger, W.-C.Hsi, R.G.Korteling, T.Lefort, W.G.Lynch, K.B.Morley, R.Legrain, L.Pienkowski, E.C.Pollacco, E.Renshaw, A.Ruangma, M.B.Tsang, C.Volant, G.Wang, S.J.Yennello, N.R.Yoder Light ion-induced multifragmentation: The ISiS project NUCLEAR REACTIONS 197Au(p, X), (p-bar, X), (π-, X), E at 5-15 GeV/c; Ag, 197Au(3He, X), E=2-5 GeV; measured fragment energies, yields, multiplicity, charge, and angular distributions; deduced phase transition features.
doi: 10.1016/j.physrep.2006.07.005
2004BR15 Phys.Rev. C 69, 034612 (2004) D.S.Bracken, K.Kwiatkowski, E.Renshaw Foxford, K.B.Morley, V.E.Viola, N.R.Yoder, J.Brzychczyk, E.C.Pollacco, R.Legrain, C.Volant, R.G.Korteling, H.Breuer Moving-source and caloric-curve analyses of reactions induced by 1.8-4.8 GeV 3He beams on natAg and 197Au nuclei NUCLEAR REACTIONS Ag, 197Au(3He, X), E=1.8-4.8 GeV; measured fragment charge distributions, isotopic yield ratios; deduced source features. Moving-source and caloric-curve analyses.
doi: 10.1103/PhysRevC.69.034612
2004TU04 Phys.Rev. C 70, 014608 (2004) S.Turbide, L.Beaulieu, P.Danielewicz, V.E.Viola, R.Roy, K.Kwiatkowski, W.-C.Hsi, G.Wang, T.Lefort, D.S.Bracken, H.Breuer, E.Cornell, F.Gimeno-Nogues, D.S.Ginger, S.Gushue, R.Huang, R.Korteling, W.G.Lynch, K.B.Morley, E.Ramakrishnan, L.P.Remsberg, D.Rowland, M.B.Tsang, H.Xi, S.J.Yennello Effects of in-medium cross sections and optical potential on thermal-source formation in p + 197Au reactions at 6.2-14.6 GeV/c NUCLEAR REACTIONS 197Au(p, X), E at 6.4-14.6 GeV/c; measured light charged particle spectra, yields, charge distributions; deduced reaction mechanism features. Transport model.
doi: 10.1103/PhysRevC.70.014608
2004VI10 Phys.Rev.Lett. 93, 132701 (2004) V.E.Viola, K.Kwiatkowski, J.B.Natowitz, S.J.Yennello Breakup Densities of Hot Nuclei NUCLEAR REACTIONS 197Au(α, X), E=200 MeV; 197Au(14N, X), E=20-100 MeV/nucleon; 197Au(3He, X), E=4.8 GeV; analyzed intermediate mass fragment spectra; deduced breakup densities.
doi: 10.1103/PhysRevLett.93.132701
2002BB19 Acta Phys.Hung.N.S. 15, 417 (2002) W.Bauer, M.Kleine Berkenbusch, L.Beaulieu, T.Lefort, R.G.Korteling, K.Kwiatkowski, H.Breuer, S.Pratt, W.-c.Hsi, V.E.Viola, S.J.Yennello Setting Bounds on Critical Exponents with Event-by-Event Analysis of Nuclear Fragmentation Data NUCLEAR REACTIONS 197Au(p, X), E=10.2 GeV; analyzed fragments charge yield distributions; deduced phase transition features.
doi: 10.1556/APH.15.2002.3-4.24
2002BR36 Phys.Rev. C66, 014608 (2002) T.A.Bredeweg, R.Yanez, B.P.Davin, K.Kwiatkowski, R.T.de Souza, R.Lemmon, R.Popescu, R.J.Charity, L.G.Sobotka, D.Hofman, N.Carjan Near-Scission Emission of Intermediate Mass Fragments in 12C + 232Th at E/A = 16 and 22 MeV NUCLEAR REACTIONS 232Th(12C, X), E=16, 22 MeV/nucleon; measured intermediate mass fragment yields, energy, angular distribution in coincidence with fission fragments following incomplete fusion; deduced statistical emission mechanism, other reaction mechanism features. Comparison with ternary fission data. NUCLEAR STRUCTURE 216,236U; calculated saddle-to-scission shapes vs angular momentum. Dynamical model.
doi: 10.1103/PhysRevC.66.014608
2002DA24 Phys.Rev. C66, 044602 (2002) C.B.Das, S.Das Gupta, L.Beaulieu, T.Lefort, K.Kwiatkowski, V.E.Viola, S.J.Yennello, L.Pienkowski, R.G.Korteling, H.Breuer Tracking the phase-transition energy in the disassembly of hot nuclei NUCLEAR REACTIONS 197Au(π-, X), E at 8 GeV/c; analyzed data; deduced phase transition features.
doi: 10.1103/PhysRevC.66.044602
2002EL02 Phys.Rev.Lett. 88, 042701 (2002) J.B.Elliott, L.G.Moretto, L.Phair, G.J.Wozniak, L.Beaulieu, H.Breuer, R.G.Korteling, K.Kwiatkowski, T.Lefort, L.Pienkowski, A.Ruangma, V.E.Viola, S.J.Yennello, and the ISiS Collaboration Liquid to Vapor Phase Transition in Excited Nuclei NUCLEAR REACTIONS 197Au(π-, X), E at 8 GeV/c; analyzed fragment charge distributions, mass yields, related data; deduced phase transition features. Fisher's model scaling.
doi: 10.1103/PhysRevLett.88.042701
2002KL01 Phys.Rev.Lett. 88, 022701 (2002) M.Kleine Berkenbusch, W.Bauer, K.Dillman, S.Pratt, L.Beaulieu, K.Kwiatkowski, T.Lefort, W.-C.Hsi, V.E.Viola, S.J.Yennello, R.G.Korteling, H.Breuer Event-by-Event Analysis of Proton-Induced Nuclear Multifragmentation: Determination of the phase transition university class in a system with extreme finite-size constraints NUCLEAR REACTIONS 197Au(p, X), E at 10.2 GeV/c; analyzed fragment yields; deduced phase transition features. Percolation model.
doi: 10.1103/PhysRevLett.88.022701
2002PI11 Phys.Rev. C65, 064606 (2002) L.Pienkowski, K.Kwiatkowski, T.Lefort, W.-C.Hsi, L.Beaulieu, V.E.Viola, A.Botvina, R.G.Korteling, R.Laforest, E.Martin, E.Ramakrishnan, D.Rowland, A.Ruangma, E.Winchester, S.J.Yennello, B.Back, H.Breuer, S.Gushue, L.P.Remsberg Breakup Time Scale Studied in the 8 GeV/c π- + 197Au Reaction NUCLEAR REACTIONS 197Au(π-, X), E at 8 GeV/c; measured fragments charge, energy, angular distributions; deduced breakup time scale, related reaction mechanism features.
doi: 10.1103/PhysRevC.65.064606
2002RU12 Phys.Rev. C66, 044603 (2002) A.Ruangma, R.Laforest, E.Martin, E.Ramakrishnan, D.J.Rowland, M.Veselsky, E.M.Winchester, S.J.Yennello, L.Beaulieu, W.-c.Hsi, K.Kwiatkowski, T.Lefort, V.E.Viola, A.Botvina, R.G.Korteling, L.Pienkowski, H.Breuer, S.Gushue, L.P.Remsberg, B.Back Caloric curve of 8 GeV/c π-, p-bar + 197Au reactions NUCLEAR REACTIONS 197Au(p-bar, X), (π-, X), E at 8 GeV/c; measured fragment spectra, yields ratios; deduced caloric curves. Comparison with model predictions.
doi: 10.1103/PhysRevC.66.044603
2002TO15 Phys.Rev.Lett. 89, 052302 (2002) J.Tojo, I.Alekseev, M.Bai, B.Bassalleck, G.Bunce, A.Deshpande, J.Doskow, S.Eilerts, D.E.Fields, Y.Goto, H.Huang, V.Hughes, K.Imai, M.Ishihara, V.Kanavets, K.Kurita, K.Kwiatkowski, B.Lewis, W.Lozowski, Y.Makdisi, H.-O.Meyer, B.V.Morozov, M.Nakamura, B.Przewoski, T.Rinckel, T.Roser, A.Rusek, N.Saito, B.Smith, D.Svirida, M.Syphers, A.Taketani, T.L.Thomas, D.Underwood, D.Wolfe, K.Yamamoto, L.Zhu Measurement of Analyzing Power for Proton-Carbon Elastic Scattering in the Coulomb-Nuclear Interference Region with a 22-GeV/c Polarized Proton Beam NUCLEAR REACTIONS C(polarized p, p), E at 21.7 GeV/c; measured analyzing power; deduced ratio of spin-flip to nonflip amplitude.
doi: 10.1103/PhysRevLett.89.052302
2001BE05 Phys.Rev. C63, 031302 (2001) L.Beaulieu, T.Lefort, K.Kwiatkowski, W.-c.Hsi, L.Pienkowski, R.G.Korteling, R.Laforest, E.Martin, E.Ramakrishnan, D.Rowland, A.Ruangma, V.E.Viola, E.Winchester, S.J.Yennello Testing Binomial Reducibility and Thermal Scaling in Hadron-Induced Multifragmentation NUCLEAR REACTIONS 197Au(π-, X), E at 8 Gev/c; measured charged particle energy spectra, n-fold intermediate mass fragment probability distributions and emission times, single fragment emission probability, binomial parameters.
doi: 10.1103/PhysRevC.63.031302
2001BE63 Phys.Rev. C64, 064604 (2001) L.Beaulieu, T.Lefort, K.Kwiatkowski, W.-C.Hsi, G.Wang, D.S.Bracken, E.Cornell, D.S.Ginger, K.B.Morley, V.E.Viola, F.Gimeno-Nogues, R.Laforest, E.Martin, E.Ramakrishnan, D.Rowland, A.Ruangma, E.Winchester, S.J.Yennello, R.G.Korteling, L.Pienkowski, H.Breuer, B.Back, S.Gushue, L.P.Remsberg, M.J.Huang, W.G.Lynch, M.B.Tsang, H.Xi Thermal Excitation-Energy Deposition in 5-15 GeV/c Hadron-Induced Reactions with 197Au. II. Relation between Excitation Energy and Reaction Variables NUCLEAR REACTIONS 197Au(p, X), (p-bar, X), (π-, X), E at 5.0-14.6 GeV/c; measured fragments charge distributions, longitudinal and transverse velocity, multiplicities; deduced source excitation energy, reaction mechanism features.
doi: 10.1103/PhysRevC.64.064604
2001LE42 Phys.Rev. C64, 064603 (2001) T.Lefort, L.Beaulieu, K.Kwiatkowski, W.-C.Hsi, V.E.Viola, R.Laforest, E.Martin, E.Ramakrishnan, D.Rowland, A.Ruangma, E.Winchester, S.J.Yennello, L.Pienkowski, R.G.Korteling, H.Breuer Thermal Excitation-Energy Deposition in 5-15 GeV/c Hadron-Induced Reactions with 197Au. I. Reconstruction of the Thermal Source Properties NUCLEAR REACTIONS 197Au(p, X), (p-bar, X), (π-, X), E at 5.0-14.6 GeV/c; measured charged particle spectra, multiplicities, charge distributions; deduced thermal source excitation energy, related features.
doi: 10.1103/PhysRevC.64.064603
2001VI02 Nucl.Phys. A681, 267c (2001) V.E.Viola, T.Lefort, L.Beaulieu, K.Kwiatkowski, G.Wang, R.de Souza, L.Pienkowski, A.Botvina, H.Breuer, D.Durand, R.G.Korteling, R.Laforest, E.Martin, E.Ramakrishnan, D.Rowland, A.Ruangma, E.Winchester, S.J.Yennello Signals for the Transition from Liquid to Gas in Hot Nuclei NUCLEAR REACTIONS 197Au(p, X), (p-bar, X), (π-, X), E at 5-15 GeV/c; measured intermediate mass fragments kinetic energy, correlation functions; deduced nuclear phase transition features.
doi: 10.1016/S0375-9474(00)00526-1
2000BE27 Phys.Rev.Lett. 84, 5971 (2000) L.Beaulieu, T.Lefort, K.Kwiatkowski, R.T.de Souza, W.-C.Hsi, L.Pienkowski, B.Back, D.D.Bracken, H.Breuer, E.Cornell, F.Gimeno-Nogues, D.S.Ginger, S.Gushue, R.G.Korteling, R.Laforest, E.Martin, K.B.Morley, E.Ramakrishnan, L.P.Remsberg, D.Rowland, A.Ruangma, V.E.Viola, G.Wang, E.Winchester, S.J.Yennello Signals for a Transition from Surface to Bulk Emission in Thermal Multifragmentation NUCLEAR REACTIONS 197Au(π-, X), E at 8-9.2 GeV/c; 197Au(p, X), E at 10.2 GeV/c; measured intermediate mass fragments correlation functions vs excitation energy; deduced transition between surface and bulk emission of fragments.
doi: 10.1103/PhysRevLett.84.5971
2000LE29 Phys.Rev. C62, 031604 (2000) T.Lefort, L.Beaulieu, A.Botvina, D.Durand, K.Kwiatkowski, W.-c.Hsi, L.Pienkowski, H.Breuer, R.G.Korteling, R.Laforest, E.Martin, E.Ramakrishnan, D.Rowland, A.Ruangma, V.E.Viola, E.Winchester, S.J.Yennello Thermal Expansion Effects in the 8 GeV/c π- + 197Au Reaction NUCLEAR REACTIONS 197Au(π-, X), E at 8 GeV/c; measured fragments charge, kinetic energy spectra; deduced thermal expansion effects. Comparison with statistical multifragmentation models.
doi: 10.1103/PhysRevC.62.031604
2000PO10 Phys.Lett. 482B, 349 (2000) E.C.Pollacco, J.Brzychczyk, C.Volant, R.Legrain, R.G.Korteling, D.S.Bracken, K.Kwiatkowski, K.B.Morley, E.Renshaw Foxford, V.E.Viola, N.R.Yoder, H.Breuer, J.Cugnon Evaporation Residue as a Dominant Exit Channel at High Thermal Energies in 3He + Ag Reactions NUCLEAR REACTIONS Ag(3He, X), E=1.8 GeV; measured fragments energy, mass, coincidences; deduced heavy fragment excitation, reaction mechnism features.
doi: 10.1016/S0370-2693(00)00551-7
1999BE49 Phys.Lett. 463B, 159 (1999) L.Beaulieu, K.Kwiatkowski, W.-C.Hsi, T.Lefort, L.Pienkowski, R.G.Korteling, G.Wang, B.Back, D.S.Bracken, H.Breuer, E.Cornell, F.Gimeno-Nogues, D.S.Ginger, S.Gushue, M.J.Huang, R.Laforest, W.G.Lynch, E.Martin, K.B.Morley, L.P.Remsberg, D.Rowland, E.Ramakrishnan, A.Ruangma, M.B.Tsang, V.E.Viola, E.Winchester, H.Xi, S.J.Yennello Thermal Excitation of Heavy Nuclei with 5-15 GeV/c Antiproton, Proton and Pion Beams NUCLEAR REACTIONS 197Au(p, X), (p-bar, X), (π-, X), E at 5-15 GeV/c; measured excitation energy spectra, intermediate mass fragments yields.
doi: 10.1016/S0370-2693(99)01016-3
1999HS01 Phys.Rev. C60, 034609 (1999) W.-C.Hsi, K.Kwiatkowski, G.Wang, D.S.Bracken, E.Cornell, D.S.Ginger, V.E.Viola, R.G.Korteling, K.B.Morley, R.Huang, W.G.Lynch, M.B.Tsang, H.Xi, F.Gimeno-Nogues, E.Ramakrishnan, D.Rowland, S.J.Yennello, H.Breuer, S.Gushue, L.P.Remsberg, A.Botvina, W.A.Friedman Exclusive Studies of Angular Distributions in GeV Hadron-Induced Reactions with 197Au NUCLEAR REACTIONS 197Au(p, X), E at 6-14.6 GeV/c; 197Au(π-, X), E at 5-9.2 GeV/c; measured intermediate mass fragments σ(E, θ), angular correlations; deduced kinematic-focusing origin of sideways peaking. ISiS array.
doi: 10.1103/PhysRevC.60.034609
1999KW07 Nucl.Phys. (Supplement) A654, 786c (1999) K.Kwiatkowski, W.-C.Hsi, G.Wang, T.Lefort, D.S.Bracken, E.Cornell, E.Renshaw Foxford, D.S.Ginger, V.E.Viola, N.R.Yoder, R.G.Korteling, E.C.Pollacco, R.Legrain, C.Volant, F.Gimeno-Nogues, R.Laforest, E.Martin, E.Ramakrishnan, D.Rowland, A.Ruangma, E.Winchester, S.J.Yennello, W.G.Lynch, M.B.Tsang, H.Xi, H.Breuer, K.B.Morley, S.Gushue, L.P.Remsberg, L.Pienkowski, J.Brzychczyk, A.Botvina, W.A.Friedman Multifragmentation with GeV Light-Ion Beams NUCLEAR REACTIONS 197Au(3He, X), E=4.8 GeV; measured intermediate mass fragment velocities and correlations, compound excitation energy probabilities. 197Au(p-bar, X), E at 8 GeV/c; measured light charged particles and intermediate mass fragments multiplicity distributions. Comparison between both reactions.
doi: 10.1016/S0375-9474(00)88547-4
1999LE34 Nucl.Phys. A655, 275c (1999) T.LeFort, K.Kwiatkowski, W.-C.Hsi, L.Beaulieu, V.E.Viola, L.Pienkowski, R.G.Korteling, R.Laforest, E.Martin, E.Ramakrishnan, D.Rowland, A.Ruangma, E.Winchester, S.J.Yennello, S.Gushue, L.P.Remsberg, B.Back, H.Breuer Heating Nuclei with 8 GeV/c Antiprotons NUCLEAR REACTIONS 197Au(p-bar, X), (π-, X), E at 8 GeV/c; measured charged-particle multiplicity, intermediate mass fragments energy distributions; deduced energy deposition features.
doi: 10.1016/S0375-9474(99)00213-4
1999LE53 Phys.Rev.Lett. 83, 4033 (1999) T.Lefort, K.Kwiatkowski, W.-C.Hsi, L.Pienkowski, L.Beaulieu, B.Back, H.Breuer, S.Gushue, R.G.Korteling, R.Laforest, E.Martin, E.Ramakrishnan, L.P.Remsberg, D.Rowland, A.Ruangma, V.E.Viola, E.Winchester, S.J.Yennello Heating 197Au Nuclei with 8 GeV/c Antiproton and π- Beams NUCLEAR REACTIONS 197Au(p-bar, X), (π-, X), E at 8 GeV/c; measured charged particle and intermediate mass fragment multiplicities, energy deposition and excitation energy probabilities, excitation energy and mass distributions of target-like fragments. Intranuclear cascade calculations.
doi: 10.1103/PhysRevLett.83.4033
1999VI04 Phys.Rev. C59, 2660 (1999) V.E.Viola, K.Kwiatkowski, W.A.Friedman Double Isotope-Ratio Thermometers: The influence of emission time scales NUCLEAR REACTIONS Ag(p, X), E=480 MeV; Xe(p, X), E=300 GeV; Ag, 116,124Sn, 197Au(α, X), E=180, 200 MeV; Ag(14N, X), E=1140 MeV; 197Au(14N, X), E=1400 MeV; analyzed isotope-ratio thermometer data; deduced fragment emission angular dependence, role of emission time scales.
doi: 10.1103/PhysRevC.59.2660
1999WA10 Phys.Rev. C60, 014603 (1999) G.Wang, K.Kwiatkowski, D.S.Bracken, E.Renshaw Foxford, W.-C.Hsi, K.B.Morley, V.E.Viola, N.R.Yoder, C.Volant, R.Legrain, E.C.Pollacco, R.G.Korteling, W.A.Friedman, A.Botvina, J.Brzychczyk, H.Breuer Source Size and Time Dependence of Multifragmentation Induced by GeV 3He Beams NUCLEAR REACTIONS Ag, 197Au(3He, X), E=1.8, 3.6, 4.8 GeV; measured intermediate mass fragments velocity, angular, charge distributions, correlations; deduced reaction time evolution features. Comparison with expanding emitting source, statistical multifragmentation models.
doi: 10.1103/PhysRevC.60.014603
1999YA05 Phys.Rev.Lett. 82, 3585 (1999); Comment Phys.Rev.Lett. 85, 2645 (2000) R.Yanez, T.A.Bredeweg, E.Cornell, B.Davin, K.Kwiatkowski, V.E.Viola, R.T.de Souza, R.Lemmon, R.Popescu Experimental Evidence for Dynamical Decay of Finite Nuclear Matter NUCLEAR REACTIONS 232Th(12C, F), E=22 MeV/nucleon; measured intermediate mass fragments energy, charge distributions, correlations with heavy fragments following ternary fission; deduced dynamical decay features.
doi: 10.1103/PhysRevLett.82.3585
1998BR20 Phys.Rev. C58, R1372 (1998) J.Brzychczyk, E.C.Pollacco, C.Volant, D.Lacroix, R.Legrain, K.Kwiatkowski, D.S.Bracken, K.B.Morley, E.Renshaw Foxford, V.E.Viola, N.R.Yoder, J.Cugnon, R.G.Korteling, H.Breuer Diversity of Fragment Sizes in Multifragmentation of Gold Nuclei Induced by Relativistic 3He Ions NUCLEAR REACTIONS 197Au(3He, X), E=4.8 GeV; measured fragments charge, multiplicity distributions; deduced possible phase transition.
doi: 10.1103/PhysRevC.58.R1372
1998HS01 Phys.Rev. C58, R13 (1998) W.-C.Hsi, K.Kwiatkowski, G.Wang, D.S.Bracken, E.Cornell, D.S.Ginger, V.E.Viola, N.R.Yoder, R.G.Korteling, F.Gimeno-Nogues, E.Ramakrishnan, D.Rowland, S.J.Yennello, R.Huang, W.G.Lynch, M.B.Tsang, H.Xi, H.Breuer, K.B.Morley, S.Gushue, L.P.Remsberg, W.A.Friedman, A.Botvina Sideways-Peaked Angular Distributions in Hadron-Induced Multifragmentation: Shock waves, geometry, or kinematics ? NUCLEAR REACTIONS 197Au(p, X), E at 6, 10, 12.8, 14.6 GeV/c; 197Au(π-, X), E at 5, 8.2, 9.2 GeV/c; measured intermediate mass fragments σ(θ), multiplicity; deduced kinematic explanation for sideways peaking.
doi: 10.1103/PhysRevC.58.R13
1998KW01 Nucl.Phys. A630, 168c (1998) K.Kwiatkowski, W.-C.Hsi, V.E.Viola, G.Wang, D.S.Bracken, H.Breuer, E.Cornell, E.Renshaw Foxford, F.Gimeno-Nogues, D.S.Ginger, S.Gushue, R.G.Korteling, W.G.Lynch, K.B.Morley, E.C.Pollacco, E.Ramakrishnan, L.P.Remsberg, M.B.Tsang, C.Volant, S.J.Yennello, H.Xi, N.R.Yoder, and the ISiS Collaboration Multifragmentation: Thermal vs. dynamic effects NUCLEAR REACTIONS Ag, 197Au(3He, X), E=4.8 GeV; analyzed data; deduced reaction thermal features, dynamic effects. Other reactions discussed.
doi: 10.1016/S0375-9474(97)00753-7
1998KW02 Phys.Lett. 423B, 21 (1998) K.Kwiatkowski, A.S.Botvina, D.S.Bracken, E.Renshaw Foxford, W.A.Friedman, R.G.Korteling, K.B.Morley, E.C.Pollacco, V.E.Viola, C.Volant Heating Nuclear Matter with GeV 3He Beams NUCLEAR REACTIONS Ag, 197Au(3He, X), E=1.8, 3.6, 4.8 GeV; measured intermediate mass fragments, excitation-energy distributions, H, He isotope ratios; deduced heating curve. Multifragmentation models comparisons.
doi: 10.1016/S0370-2693(97)01554-2
1998WA13 Phys.Rev. C57, R2786 (1998) G.Wang, K.Kwiatkowski, D.S.Bracken, E.Renshaw Foxford, W.-C.Hsi, R.G.Korteling, R.Legrain, K.B.Morley, E.C.Pollacco, V.E.Viola, C.Volant Time Scale for Emission of Soft Ejectiles in the Disassembly of Hot Nuclei NUCLEAR REACTIONS 197Au(3He, X), E=4.8 GeV; measured intermediate mass fragments spectra, fragment-fragment velocity correlations; deduced brekaup time scale related features.
doi: 10.1103/PhysRevC.57.R2786
1997HS02 Phys.Rev.Lett. 79, 817 (1997) W.-C.Hsi, K.Kwiatkowski, G.Wang, D.S.Bracken, E.Cornell, D.S.Ginger, V.E.Viola, N.R.Yoder, R.G.Korteling, F.Gimeno-Nogues, E.Ramakrishnan, D.Rowland, S.J.Yennello, M.J.Huang, W.G.Lynch, M.B.Tsang, H.Xi, Y.Y.Chu, S.Gushue, L.P.Remsberg, K.B.Morley, H.Breuer Formation of Hot Nuclei with GeV p and π- Beams NUCLEAR REACTIONS 197Au(p, X), E at 6-14.6 GeV/c; 197Au(π-, X), E at 5-9.2 GeV/c; measured charged particles, intermediate mass fragments probability distributions; deduced deposition energy saturation related features. High acceptance detector array.
doi: 10.1103/PhysRevLett.79.817
1997VI10 Nucl.Phys. A626, 287c (1997) V.E.Viola, W.-C.Hsi, K.Kwiatkowski, G.Wang, D.S.Bracken, H.Breuer, J.Brzychczyk, Y.Y.Chu, E.Cornell, E.Renshaw Foxford, F.Gimeno-Nogues, D.Ginger, S.Gushue, M.J.Huang, R.G.Korteling, R.Legrain, W.G.Lynch, K.B.Morley, E.C.Pollacco, E.Ramakrishnan, L.P.Remsberg, D.Rowland, M.B.Tsang, C.Volant, H.Xi, S.J.Yennello, N.R.Yoder Probing the Nuclear EOS with GeV Light-Ion Beams NUCLEAR REACTIONS 197Au(p, X), E at 6-14.6 GeV/c; 197Au(π-, X), E at 5-9.2 GeV/c; measured light-, intermediate mass fragment multiplicity distributions; deduced deposition energy saturation features. 197Au(3He, X), E=4.8 GeV; measured fragment correlations, excitation energy distributions; deduced reaction mechanism. Multifragmentation.
doi: 10.1016/S0375-9474(97)00549-6
1997WA06 Phys.Lett. 393B, 290 (1997) G.Wang, K.Kwiatkowski, K.B.Morley, D.S.Bracken, E.Renshaw Foxford, W.A.Friedman, R.G.Korteling, R.Legrain, E.C.Pollacco, V.E.Viola, C.Volant Time Dependence of Multifragmentation in Light-Ion-Induced Reactions NUCLEAR REACTIONS 197Au(3He, X), E=4.8 GeV; measured intermediate mass fragment pairs relative velocity distributions; deduced multifragmentation time-dependence, emission mechanism.
doi: 10.1016/S0370-2693(96)01627-9
1997ZH20 Phys.Rev. C56, 1918 (1997) J.Zhang, K.Kwiatkowski, D.Bonser, M.Fatyga, S.D.Coon, K.Stith, V.E.Viola, L.W.Woo, S.J.Yennello Complex Fragment Emission in the 200-MeV 4He + (nat)Ag, 197Au Reactions NUCLEAR REACTIONS Ag, 197Au(α, X), E=200 MeV; measured intermediate mass fragment σ(θ, Z), σ(E, Z) for Z=3-8, isotopic differential σ at 20°; deduced reaction mechanism features. Two-component, moving-source fitting procedure.
doi: 10.1103/PhysRevC.56.1918
1996CH35 Phys.Rev. C54, R2114 (1996) S.L.Chen, R.T.de Souza, E.Cornell, B.Davin, T.M.Hamilton, D.Hulbert, K.Kwiatkowski, Y.Lou, V.E.Viola, R.G.Korteling, J.L.Wile Emission of Intermediate Mass Fragments During Fission NUCLEAR REACTIONS 232Th(α, F), E=200 MeV; measured intermediate mass fission fragments (Z=3-8) energy, σ(θ, E). Coulomb trajectory model.
doi: 10.1103/PhysRevC.54.R2114
1996MO05 Phys.Rev. C54, 737 (1996) K.B.Morley, K.Kwiatkowski, D.S.Bracken, E.Renshaw Foxford, V.E.Viola, L.W.Woo, N.R.Yoder, R.Legrain, E.C.Pollacco, C.Volant, R.G.Korteling, H.Breuer, J.Brzychczyk 4π Studies of the 1.8-4.8 GeV 3He + (nat)Ag, 197Au Reactions. I. Energy Deposition NUCLEAR REACTIONS Ag, 197Au(3He, X), E=1.8-4.8 GeV; measured ejectile multiplicity, total event kinetic energy distributions; deduced deposition energy saturation related features. 4π detector. Intranuclear cascade model.
doi: 10.1103/PhysRevC.54.737
1996RE12 Phys.Rev. C54, 749 (1996) E.Renshaw Foxford, K.Kwiatkowski, D.S.Bracken, K.B.Morley, V.E.Viola, N.R.Yoder, C.Volant, E.C.Pollacco, R.Legrain, R.G.Korteling, W.A.Friedman, J.Brzychczyk, H.Breuer 4π Studies of the 1.8-4.8 GeV 3He + (nat)Ag, 197Au Reactions. II. Multifragmentation NUCLEAR REACTIONS Ag, 197Au(3He, X), E=1.8-4.8 GeV; measured intermediate mass fragment multiplicity, σ(fragment θ, E); deduced emission mechanism. 4π detector array.
doi: 10.1103/PhysRevC.54.749
1996WA07 Phys.Rev. C53, 1811 (1996) G.Wang, K.Kwiatkowski, V.E.Viola, W.Bauer, P.Danielewicz Cavitation and Penetration in Central Collisions with Light Ions NUCLEAR REACTIONS 197Au(3He, X), E=4.8 GeV; 197Au(p, X), E=5 GeV; 108Ag(3He, X), E ≤ 6 GeV; calculated density profiles time evolution related features. Ag(3He, X), E=1.8-4.8 GeV; calculated intermediate mass fragment multiplicity distributions. BUU calculations.
doi: 10.1103/PhysRevC.53.1811
1995KW01 Phys.Rev.Lett. 74, 3756 (1995) K.Kwiatkowski, K.B.Morley, E.Renshaw Foxford, D.S.Bracken, V.E.Viola, N.R.Yoder, R.Legrain, E.C.Pollacco, C.Volant, W.A.Friedman, R.G.Korteling, J.Brzychczyk, H.Breuer Multifragmentation in the 4.8-GeV 3He + (nat)Ag, 197Au Reactions NUCLEAR REACTIONS Ag, 197Au(3He, X), E=4.8 GeV; measured intermediate mass fragment multiplicity distributions; deduced emitting source kinetic equilibrium features. Rapidity, moving source analyses.
doi: 10.1103/PhysRevLett.74.3756
1995KW02 Nucl.Instrum.Methods Phys.Res. A360, 571 (1995) K.Kwiatkowski, D.S.Bracken, K.B.Morley, J.Brzychczyk, E.Renshaw Foxford, K.Komisarcik, V.E.Viola, N.R.Yoder, J.Dorsett, J.Poehlman, N.Madden, J.Ottarson The Indiana Silicon Sphere 4π Charged-Particle Detector Array NUCLEAR REACTIONS 197Au, Ag(3He, X), E=1.8-4.8 GeV; measured intermediate mass fragment multiplicity, charge, thermal energy, distributions. Silicon sphere 4π charged particle detector array.
doi: 10.1016/0168-9002(95)00011-9
1995MO34 Phys.Lett. 355B, 52 (1995) K.B.Morley, K.Kwiatkowski, D.S.Bracken, H.Breuer, J.Brzychczyk, R.G.Korteling, R.Legrain, E.C.Pollacco, E.Renshaw Foxford, V.Viola, C.Volant, L.W.Woo, N.R.Yoder Saturation of Deposition Energy in Relativistic 3He-Induced Reactions NUCLEAR REACTIONS Hg, 197Au(3He, X), E=1.8-4.8 GeV; measured intermediate mass fragment, light charged particle production, multiplicities; deduced deposition energy saturation features. Intranuclear cascade model predictions.
doi: 10.1016/0370-2693(95)00625-U
1994KW01 Phys.Rev. C49, 1516 (1994) K.Kwiatkowski, W.A.Friedman, L.W.Woo, V.E.Viola, E.C.Pollacco, C.Volant, S.J.Yennello Energy Dissipation and Multifragment Decay in the 3He + (nat)Ag System NUCLEAR REACTIONS Ag(3He, X), E ≈ 0.2-3.6 GeV; calculated fragment multiplicity, charge distributions, σ(E(12C), θ(12C)); deduced Δ role in energy dissipation. Intranuclear cascade followed by an expanding emitting source.
doi: 10.1103/PhysRevC.49.1516
1994KW04 Nucl.Instrum.Methods Phys.Res. A353, 212 (1994) K.Kwiatkowski, A.Alexander, D.S.Bracken, J.Brzychczyk, J.Dorsett, R.Ensman, E.Renshaw Foxford, T.Hamilton, K.Komisarcik, K.N.McDonald, K.B.Morley, J.Poehlman, C.Powell, V.E.Viola, N.R.Yoder, J.Ottarson, N.Madden A 4π Charged-Particle Detector Array for Light-Ion-Induced Nuclear Fragmentation Studies NUCLEAR REACTIONS Ag, 197Au(3He, X), E=1.8-4.8 GeV; measured particle spectra; deduced He, Li fragments separation, detector characteristics. 4π charged particle detector array.
doi: 10.1016/0168-9002(94)91640-3
1994LI19 Phys.Rev. C49, 2788 (1994) M.A.Lisa, W.G.Gong, C.K.Gelbke, N.Carlin, R.T.de Souza, Y.D.Kim, W.G.Lynch, T.Murakami, G.Poggi, M.B.Tsang, H.M.Xu, K.Kwiatkowski, V.E.Viola, Jr., S.J.Yennello Proton Evaporation Time Scales from Longitudinal and Transverse Two-Proton Correlation Functions NUCLEAR REACTIONS 27Al(129Xe, X), E=31 MeV/nucleon; analyzed pp-correlations data; deduced evidence for emission from long-lived composite system.
doi: 10.1103/PhysRevC.49.2788
1994SC15 Phys.Rev. C49, 3316 (1994) C.Schwarz, W.G.Gong, N.Carlin, C.K.Gelbke, Y.D.Kim, W.G.Lynch, T.Murakami, G.Poggi, R.T.de Souza, M.B.Tsang, H.M.Xu, K.Kwiatkowski, V.E.Viola, S.J.Yennello Anomalous Populations of Particle-Unbound States in 10B NUCLEAR REACTIONS 27Al, 197Au(14N, X), E=75 MeV/nucleon; 122Sn, 27Al(129Xe, X), E=31 MeV/nucleon; measured B fragments inclusive yields, (9Be)(p)-correlation functions. 10B deduced particle unstable states relative populations. Statistical calculations.
doi: 10.1103/PhysRevC.49.3316
1994ZH06 Phys.Lett. 322B, 43 (1994) F.Zhu, M.J.Huang, W.G.Lynch, T.Murakami, Y.D.Kim, T.K.Nayak, R.Pelak, M.B.Tsang, H.M.Xu, W.G.Gong, K.Kwiatkowski, R.Planeta, S.Rose, V.E.Viola, Jr., L.W.Woo, S.Yennello, J.Zhang Excited State Populations for Equilibrium and Preequilibrium Emission NUCLEAR REACTIONS Ag(3He, X), E=200 MeV; measured (particle)(particle)-coin; deduced 5,6Li excited state population ratio temperature dependence; deduced forward, backward fragment emission mechanisms difference.
doi: 10.1016/0370-2693(94)90489-8
1993BR02 Phys.Rev. C47, 1553 (1993) J.Brzychczyk, D.S.Bracken, K.Kwiatkowski, K.B.Morley, E.Renshaw, V.E.Viola Isotopic Yields of Intermediate-Mass Fragments Emitted in E/A = 50 MeV 4He + 116,124Sn Reactions NUCLEAR REACTIONS 116,124Sn(α, X), E=50 MeV/nucleon; measured fragment yields vs mass, σ(fragment θ, Z), σ(fragment θ, E) for Z=3-10. Statistical, accreting source calculations.
doi: 10.1103/PhysRevC.47.1553
1993GO01 Phys.Rev. C47, R429 (1993) W.G.Gong, P.Danielewicz, C.K.Gelbke, N.Carlin, R.T.de Souza, Y.D.Kim, W.G.Lynch, T.Murakami, G.Poggi, M.B.Tsang, H.M.Xu, S.Pratt, K.Kwiatkowski, V.E.Viola, Jr., S.J.Yennello, J.C.Shillcock Two-Deuteron Correlation Functions in 14N + 27Al Collisions at E/A = 75 MeV NUCLEAR REACTIONS 27Al(14N, X), E=75 MeV/nucleon; measured dd-, pp-correlation functions; deduced ejectile time span differences. Microscopic transport model.
doi: 10.1103/PhysRevC.47.R429
1993SC21 Phys.Rev. C48, 676 (1993) C.Schwarz, W.G.Gong, N.Carlin, C.K.Gelbke, Y.D.Kim, W.G.Lynch, T.Murakami, G.Poggi, R.T.de Souza, M.B.Tsang, H.M.Xu, D.E.Fields, K.Kwiatkowski, V.E.Viola, Jr., S.J.Yennello Emission Temperatures from Widely Separated States in 14N- and 129Xe-Induced Reactions NUCLEAR REACTIONS 27Al, 197Au(14N, X), E=75 MeV/nucleon; 27Al, 122Sn(129Xe, X), E=31 MeV/nucleon; measured light charged particle relative momentum correlation functions, inclusive σ(fragment θ, E) for α, 6Li, 7Be; deduced nuclear temperatures of 4He, 5Li, and 8Be.
doi: 10.1103/PhysRevC.48.676
1993VI03 Phys.Rev. C47, 3001 (1993) V.E.Viola, K.Kwiatkowski, H.Breuer, R.Planeta Comment on ' Energy Partition in Near-Barrier Strongly Damped Collisions 58Ni + 208Pb ' NUCLEAR REACTIONS 208Pb(58Ni, X), E=6.5 MeV/nucleon; analyzed data; deduced nonvalidity of previous conclusions regarding energy partition.
doi: 10.1103/PhysRevC.47.3001
1993WO01 Phys.Rev. C47, 267 (1993) L.W.Woo, K.Kwiatkowski, W.G.Wilson, V.E.Viola, H.Breuer, G.J.Mathews Cross Sections for A = 6-30 Fragments from the 4He + 28Si Reaction at 117 and 198 MeV NUCLEAR REACTIONS 28Si(α, X), E=117.4, 198.5 Mev; measured σ(fragment θ, E), fragment mass, energy distribution for mass 6-30; deduced implications to cosmic ray, astrophysics data. Intranuclear cascade, followed by residues statistical decay model analysis.
doi: 10.1103/PhysRevC.47.267
1993YE01 Phys.Rev. C48, 1092 (1993) S.J.Yennello, K.Kwiatkowski, E.C.Pollacco, C.Volant, Y.Cassagnou, R.Dayras, D.E.Fields, S.Harar, E.Hourani, R.Legrain, E.Norbeck, R.Planeta, J.L.Wile, N.R.Yoder, V.E.Viola Studies of Intermediate-Mass Fragment Emission in the 3He + (nat)Ag, 197Au Reactions between 0.48 and 3.6 GeV NUCLEAR REACTIONS Ag, 197Au(3He, X), E=0.48-3.6 GeV; measured σ(fragment θ, E) for fragment Z=4-9; deduced energy dissipation, emitting source expansion features. Models comparison.
doi: 10.1103/PhysRevC.48.1092
1992FI05 Phys.Rev.Lett. 69, 3713 (1992) D.E.Fields, K.Kwiatkowski, K.B.Morley, E.Renshaw, J.L.Wile, S.J.Yennello, V.E.Viola, R.G.Korteling Neck Emission of Intermediate-Mass Fragments in the Fission of Hot Heavy Nuclei NUCLEAR REACTIONS 232Th(3He, F), E=270 MeV; measured fission fragment spectra, (fragment)(fragment)(θ); deduced neck emission of intermediate mass fission fragments.
doi: 10.1103/PhysRevLett.69.3713
1992NA01 Phys.Rev. C45, 132 (1992) T.K.Nayak, T.Murakami, W.G.Lynch, K.Swartz, D.J.Fields, C.K.Gelbke, Y.D.Kim, J.Pochodzalla, M.B.Tsang, H.M.Xu, F.Zhu, K.Kwiatkowski Emission Temperatures from the Decay of Particle Unstable Complex Nuclei NUCLEAR REACTIONS Ag(14N, X), E=35 MeV/nucleon; measured σ(fragment θ, E) for X=Li, Be, B, C, N, O isotopes; deduced emission temperatures. Statistical model.
doi: 10.1103/PhysRevC.45.132
1992WI04 Phys.Rev. C45, 2300 (1992) J.L.Wile, D.E.Fields, K.Kwiatkowski, S.J.Yennello, K.B.Morley, E.Renshaw, V.E.Viola, C.K.Gelbke, W.G.Lynch, N.Carlin, H.M.Xu, W.G.Gong, M.B.Tsang, J.Pochodzalla, R.T.deSouza, D.J.Fields, S.M.Austin Excitation Functions for Complex Fragment Emission in the E/A = 20-100 MeV 14N + (nag)Ag, 197Au Reactions NUCLEAR REACTIONS Ag, 197Au(14N, X), E=20-100 MeV/nucleon; measured σ(fragment θ, E); deduced fragment emission mechanism. Three-source model.
doi: 10.1103/PhysRevC.45.2300
1991GO05 Phys.Rev. C43, 1804 (1991) W.G.Gong, C.K.Gelbke, W.Bauer, N.Carlin, R.T.de Souza, Y.D.Kim, W.G.Lynch, T.Murakami, G.Poggi, D.P.Sanderson, M.B.Tsang, H.M.Xu, D.E.Fields, K.Kwiatkowski, R.Planeta, V.E.Viola, Jr., S.J.Yennello, S.Pratt Space-Time Evolution of the Reactions 14N + 27Al, 197Au at E/A = 75 MeV and 129Xe + 27Al, 122Sn at E/A = 31 MeV Probed by Two-Proton Intensity Interferometry NUCLEAR REACTIONS 27Al, 197Au(14N, 2p), E=75 MeV/nucleon; 27Al, 122Sn(129Xe, 2p), E=31 MeV/nucleon; measured two-proton correlation function; deduced reaction mechanism.
doi: 10.1103/PhysRevC.43.1804
1991RE07 Phys.Rev. C44, 2618 (1991) E.Renshaw, S.J.Yennello, K.Kwiatkowski, R.Planeta, L.W.Woo, V.E.Viola Analyzing Powers and Isotope Ratios for the (nat)Ag(p(pol), Intermediate-Mass Fragment) Reaction at 200 MeV NUCLEAR REACTIONS Ag(polarized p, X), E=200 MeV; measured σ(fragment θ, E), analyzing power vs θ, fragment Z=3-11, mass=6-15; deduced charge distribution. Coalesence, accreting source analyses.
doi: 10.1103/PhysRevC.44.2618
1991WI16 Phys.Lett. 264B, 26 (1991) J.L.Wile, D.E.Fields, K.Kwiatkowski, K.B.Morley, E.Renshaw, S.J.Yennello, V.E.Viola, N.Carlin, C.K.Gelbke, W.G.Gong, W.G.Lynch, R.T.de Souza, M.B.Tsang, H.M.Xu Complex Fragment Emission in the E/A = 60-100 MeV 14N + (nat)Ag, 197Au Reactions NUCLEAR REACTIONS Ag, 197Au(14N, X), E=60-100 MeV/nucleon; measured fragment production σ(E) for fragment Z=3-15. Three-source model.
doi: 10.1016/0370-2693(91)90697-O
1991YE04 Phys.Rev.Lett. 67, 671 (1991) S.J.Yennello, E.C.Pollacco, K.Kwiatkowski, C.Volant, R.Dayras, Y.Cassagnou, R.Legrain, E.Norbeck, V.E.Viola, J.L.Wile, N.R.Yoder Multifragment Emission in Reactions Induced by 0.90 and 3.6 GeV 3He Ions on (nat)Ag NUCLEAR REACTIONS Ag(3He, X), E=0.9, 3.6 GeV; measured intermediate mass fragment multiplicities, σ(fragment θ), σ(fragment, E); deduced emitting source Coulomb field modification.
doi: 10.1103/PhysRevLett.67.671
1991ZH14 Phys.Rev. C44, R582 (1991) F.Zhu, W.G.Lynch, T.Murakami, C.K.Gelbke, Y.D.Kim, T.K.Nayak, R.Pelak, M.B.Tsang, H.M.Xu, W.G.Gong, W.Bauer, K.Kwiatkowski, R.Planeta, S.Rose, V.E.Viola, Jr., L.W.Woo, S.Yennello, J.Zhang Light Particle Correlations for the 3He + Ag Reaction at 200 MeV NUCLEAR REACTIONS Ag(3He, 2pX), E=200 MeV; measured σ(Ep, θp), proton-proton correlation; deduced nuclear reaction source size, energy dependence.
doi: 10.1103/PhysRevC.44.R582
1990GO16 Phys.Lett. 246B, 21 (1990) W.G.Gong, C.K.Gelbke, N.Carlin, R.T.de Souza, Y.D.Kim, W.G.Lynch, T.Murakami, G.Poggi, D.Sanderson, M.B.Tsang, H.M.Xu, D.E.Fields, K.Kwiatkowski, R.Planeta, V.E.Viola, Jr., S.J.Yennello, S.Pratt Two-Proton Correlation Functions for Equilibrium and Non-Equilibrium Emission NUCLEAR REACTIONS 122Sn, 197Au, 27Al(129Xe, 2p), E=31 MeV/nucleon; measured 2p-correlation functions; deduced emission process time scale differences.
doi: 10.1016/0370-2693(90)91301-Q
1990GO32 Phys.Rev.Lett. 65, 2114 (1990) W.G.Gong, W.Bauer, C.K.Gelbke, N.Carlin, R.T.de Souza, Y.D.Kim, W.G.Lynch, T.Murakami, G.Poggi, D.P.Sanderson, M.B.Tsang, H.M.Xu, S.Pratt, D.E.Fields, K.Kwiatkowski, R.Planeta, V.E.Viola, Jr., S.J.Yennello Intensity-Interferometric Test of Nuclear Collision Geometries Obtained from the Boltzmann-Uehling-Uhlenbeck Equation NUCLEAR REACTIONS 27Al(14N, X), E=75 MeV/nucleon; measured pp-correlation. Boltzmann-Uehling-Uhlenbeck equation based analysis.
doi: 10.1103/PhysRevLett.65.2114
1990KW01 Phys.Rev. C41, 958 (1990); Erratum Phys.Rev. C42, 1158 (1990) K.Kwiatkowski, R.Planeta, S.H.Zhou, V.E.Viola, H.Breuer, M.A.McMahan, A.C.Mignerey Heat Partition in the E/A = 8.5 MeV 74Ge + 165Ho Reaction NUCLEAR REACTIONS 165Ho(74Ge, X), E=8.5 MeV/nucleon; analyzed data; deduced heat partition features. Statistical evaporation model.
doi: 10.1103/PhysRevC.41.958
1990KW02 Nucl.Instrum.Methods Phys.Res. A299, 166 (1990) K.Kwiatkowski, K.Komisarcik, J.L.Wile, S.J.Yennello, D.E.Fields, V.E.Viola, B.G.Glagola A Logarithmic, Large-Solid-Angle Detector Telescope for Nuclear Fragmentation NUCLEAR REACTIONS 238U(p, F), E=135 MeV; measured fission fragment position spectra. Logarithmic, large solid angle detector telescope.
doi: 10.1016/0168-9002(90)90769-3
1990PL01 Phys.Rev. C41, 942 (1990); Erratum Phys.Rev C42, 1158 (1990) R.Planeta, K.Kwiatkowski, S.H.Zhou, V.E.Viola, H.Breuer, M.A.McMahan, W.Kehoe, A.C.Mignerey Nucleon Exchange Properties of the E/A = 8.5 MeV 74Ge + 165Ho Reaction NUCLEAR REACTIONS 165Ho(74Ge, X), E=8.5 MeV/nucleon; measured σ(fragment Z, A), (fragment)(fragment)(θ); deduced mass, charge distribution variances. Nucleon exchange model.
doi: 10.1103/PhysRevC.41.942
1990PO10 Nucl.Phys. A519, 197c (1990) E.C.Pollacco, C.Volant, R.Dayras, Y.Cassagnou, S.Harar, R.Legrain, C.Mazur, S.J.Yennello, K.Kwiatkowski, N.R.Yoder, V.E.Viola, R.Planeta, J.L.Wile, D.E.Fields, E.Hourani, E.Norbeck Search for the Onset of Multifragmentation in the Reaction 3He + (nat)Ag NUCLEAR REACTIONS Ag(3He, X), E=0.48-3.6 GeV; measured σ(fragment θ, E).
doi: 10.1016/0375-9474(90)90626-W
1990YE02 Phys.Rev. C41, 79 (1990) S.J.Yennello, K.Kwiatkowski, S.Rose, L.W.Woo, S.H.Zhou, V.E.Viola Intermediate Mass Fragment Emission in the 161-MeV p + Ag Reaction NUCLEAR REACTIONS Ag(p, X), E=161 MeV; measured σ(fragment θ, E), σ(fragment Z); deduced reaction mechanism.
doi: 10.1103/PhysRevC.41.79
1990YE05 Phys.Lett. 246B, 26 (1990) S.J.Yennello, K.Kwiatkowski, D.E.Fields, R.Planeta, V.E.Viola, Jr., E.C.Pollacco, C.Volant, R.Dayras, R.Legrain, Y.Cassagnou, S.Harar, E.Hourani Complex Fragment Emission from the 3He + (nat)Ag System between 0.48 and 3.6 GeV NUCLEAR REACTIONS Ag(3He, X), E=0.48-3.6 GeV; measured σ(fragment θ, E); deduced reaction mechanisms energy dependence.
doi: 10.1016/0370-2693(90)91302-R
1989FI05 Phys.Lett. 220B, 356 (1989) D.E.Fields, K.Kwiatkowski, D.Bonser, R.W.Viola, V.E.Viola, W.G.Lynch, J.Pochodzalla, M.B.Tsang, C.K.Gelbke, D.J.Fields, S.M.Austin Non-Equilibrium versus Equilibrium Emission of Complex Fragments Emitted in 14N Induced Reactions on Ag and Au at E/A = 20-50 MeV NUCLEAR REACTIONS 197Au, Ag(14N, X), E=20-50 MeV/nucleon; measured σ(fragment θ, E) for fragment Z=3-12; deduced reaction mechanism.
doi: 10.1016/0370-2693(89)90887-3
1989GU09 Phys.Rev. C39, 1730 (1989) A.Guterman, D.L.Hendrie, P.H.Debenham, K.Kwiatkowski, A.Nadasen, L.W.Woo, R.M.Ronningen Inelastic Scattering of 66.5 MeV Protons from 148Sm and 154Sm NUCLEAR REACTIONS 148,154Sm(p, p'), E=66.5 MeV; measured σ(θ); deduced optical model parameters. 148,154Sm deduced deformation parameters, β2, β4, β6, quadrupole moments. Coupled channel analyses.
doi: 10.1103/PhysRevC.39.1730
1989NA03 Phys.Rev.Lett. 62, 1021 (1989) T.K.Nayak, T.Murakami, W.G.Lynch, K.Swartz, D.J.Fields, C.K.Gelbke, Y.D.Kim, J.Pochodzalla, M.B.Tsang, H.M.Xu, F.Zhu, K.Kwiatkowski Fragmentation Products with Nonstatistical Excited-State Populations NUCLEAR REACTIONS Ag(14N, 10B), E=35 MeV/nucleon; measured σ(θ(10B), E(10B)). 10B deduced particle unstable levels, relative population probability.
doi: 10.1103/PhysRevLett.62.1021
1989PL01 Phys.Rev. C39, 1197 (1989) R.Planeta, K.Kwiatkowski, S.H.Zhou, V.E.Viola, H.Breuer, M.A.McMahan, J.Randrup, A.C.Mignerey Nucleon Exchange and Heat Partition in Damped Collisions NUCLEAR REACTIONS 165Ho(74Ge, X), E=8.5 MeV/nucleon; measured fragment charge, mass, energy distribution, (fragment)(fragment)-coin; deduced primary, secondary mass distributions, secondary charge distributions, projectile fragment excitation energy.
doi: 10.1103/PhysRevC.39.1197
1989SK01 Phys.Lett. 218B, 7 (1989) W.Skulski, M.Fatyga, K.Kwiatkowski, H.Karwowski, L.W.Woo, V.E.Viola Emission of Energetic Protons at Backward Angles in Central Collisions NUCLEAR REACTIONS 238U(3He, xp), E=21-90 MeV/nucleon; measured σ(θ(p), E(p)). 238U(16O, xp), E=20 MeV/nucleon; 238U(α, pX), E=40 MeV/nucleon; 238U(6Li, pX), E=25 MeV/nucleon; analyzed σ(θ(p), E(p)); deduced reaction mechanism. Intranuclear cascade, precompound decay.
doi: 10.1016/0370-2693(89)90465-6
1989SK04 Phys.Rev. C40, 1279 (1989) W.Skulski, M.Fatyga, H.J.Karwowski, K.Kwiatkowski, V.E.Viola, Jr., K.Hicks, R.Ristinen Linear Momentum Transfer in the Reaction of 64-269 MeV 3He with 238U NUCLEAR REACTIONS 238U(3He, F), E=64-269 MeV; measured fission (fragment)(light particle)-coin; deduced linear momentum transfer, missing momentum.
doi: 10.1103/PhysRevC.40.1279
1988BE33 Phys.Rev. C38, 1207 (1988) D.R.Benton, H.Breuer, F.Khazaie, K.Kwiatkowski, V.E.Viola, S.Bradley, A.C.Mignerey, A.P.Weston-Dawkes Distribution of Excitation Energy in the 505 MeV 56Fe + 165Ho Reaction NUCLEAR REACTIONS 165Ho(56Fe, X), E=505 MeV; measured fragment mass, charge, angle, energy; deduced excitation energy averages, widths vs energy loss, mass distribution, pre-evaporation fragment mass and charge. Coincidence method. Evaporation code.
doi: 10.1103/PhysRevC.38.1207
1988DE13 Phys.Rev. C37, 1783 (1988) R.T.de Souza, W.U.Schroder, J.R.Huizenga, R.Planeta, K.Kwiatkowski, V.E.Viola, H.Breuer Evolution of Mass and Charge Asymmetry in Damped Heavy-Ion Reactions NUCLEAR REACTIONS 238U(40Ca, X), (48Ca, X), (58Ni, X), (64Ni, X), E=8.5 MeV/nucleon; measured fragment spectra; deduced fragment Z, N first, second moments.
doi: 10.1103/PhysRevC.37.1783
1988PL01 Phys.Rev. C38, 195 (1988) R.Planeta, S.H.Zhou, K.Kwiatkowski, W.G.Wilson, V.E.Viola, H.Breuer, D.Benton, F.Khazaie, R.J.McDonald, A.C.Mignerey, A.Weston-Dawkes, R.T.de Souza, J.R.Huizenga, W.U.Schroder N/Z Equilibration in Damped Collisions Induced by E/A = 8.5 MeV 58Ni and 64Ni on 238U NUCLEAR REACTIONS 238U(58Ni, X), (64Ni, X), E=8.5 MeV/nucleon; measured projectile fragment yields; deduced centroids, variances, correlation coefficients.
doi: 10.1103/PhysRevC.38.195
1987BE05 Phys.Lett. 185B, 326 (1987) D.R.Benton, H.Breuer, F.Khazaie, K.Kwiatkowski, V.E.Viola, S.Bradley, A.C.Mignerey, A.P.Weston-Dawkes, R.J.McDonald Excitation Energy Division in the 9 MeV/Nucleon 56Fe + 165Ho Reaction NUCLEAR REACTIONS 165Ho(56Fe, X), E=9 MeV/nucleon; measured damped fragment excitation energy distribution centroids, widths. Tof spectrometer, position sensitive gas ionization chamber.
doi: 10.1016/0370-2693(87)91008-2
1987BO23 Phys.Rev. C36, 830 (1987) R.Bougault, D.Horn, C.B.Chitwood, D.J.Fields, C.K.Gelbke, D.R.Klesch, W.G.Lynch, M.B.Tsang, K.Kwiatkowski Intermediate-Mass Fragments from Nonbinary Processes in the Reaction of 14N on Ag at E/A = 35 MeV NUCLEAR REACTIONS Ag(14N, X), E=490 MeV; measured σ(fragment θ, E); deduced reaction mechanism.
doi: 10.1103/PhysRevC.36.830
1987FA01 Phys.Rev. C35, 568 (1987) M.Fatyga, H.J.Karwowski, K.Kwiatkowski, L.Nowicki, V.E.Viola, K.Hicks Linear Momentum Transfer and Light Particle Emission in the E/A = 25 MeV 6Li + 238U Reaction NUCLEAR REACTIONS 238U(6Li, pF), (6Li, dF), (6Li, tF), (6Li, 3HeF), (6Li, αF), E=150 MeV; measured fission fragment(light particle)-coin, σ(fragment θ, mass) vs linear momentum transfer; deduced complete fussion σ upper limit. Position sensitive multi-wire chamber, surface barrier detector.
doi: 10.1103/PhysRevC.35.568
1987FA03 Phys.Lett. 185B, 321 (1987) M.Fatyga, R.C.Byrd, K.Kwiatkowski, W.G.Wilson, L.W.Woo, V.E.Viola, Jr., H.J.Karwowski, J.Jastrzebski, W.Skulski Source Properties of Intermediate Mass Fragments Emitted in the 270 MeV 3He + 232Th Reaction NUCLEAR REACTIONS 232Th(3He, X), (3He, F), E=270 MeV; measured fission probability following intermediate mass fragmentation; deduced reaction mechanism. ΔE-E telescopes.
doi: 10.1016/0370-2693(87)91007-0
1987FA09 Phys.Rev.Lett. 58, 2527 (1987) M.Fatyga, K.Kwiatkowski, V.E.Viola, W.G.Wilson, M.B.Tsang, J.Pochodzalla, W.G.Lynch, C.K.Gelbke, D.J.Fields, C.B.Chitwood, Z.Chen, T.Nayak Source Properties of Intermediate-Mass Fragments Emitted in the Reaction 14N + 232Th at E/A = 35 MeV NUCLEAR REACTIONS 232Th(14N, xF), E=35 MeV/nucleon; measured fission fragment(X)-coin for X=Be, C, O, Ne vs fragment θ, fragment energy spectra; deduced fragment emission θ projectile momentum dependence. Position-sensitive avalanche detectors, ΔE-E silicon telescopes, triple coincidences.
doi: 10.1103/PhysRevLett.58.2527
1987KW02 Nucl.Phys. A471, 271c (1987) Complex Fragment Emission Sources Characterized by Linear Momentum Transfer Measurements NUCLEAR REACTIONS 232Th(14N, XF), E=35 MeV/nucleon; 232Th(3He, XF), E=90 MeV/nucleon; measured correlated fission, intermediate mass fragment σ(θ1, θ2, θ3); deduced emission source characteristics.
doi: 10.1016/0375-9474(87)90256-9
1986KW01 Phys.Lett. 171B, 41 (1986) K.Kwiatkowski, J.Bashkin, H.Karwowski, M.Fatyga, V.E.Viola Intermediate-Mass-Fragment Production in the Reaction of 200 MeV 3He with Ag NUCLEAR REACTIONS Ag(3He, X), E=198.6 MeV; measured σ(fragment θ, E, Z); deduced nonequilibrium component. Two-component moving source model.
doi: 10.1016/0370-2693(86)90994-9
1985FA04 Phys.Rev.Lett. 55, 1376 (1985) M.Fatyga, K.Kwiatkowski, V.E.Viola, C.B.Chitwood, D.J.Fields, C.K.Gelbke, W.G.Lynch, J.Pochodzalla, M.B.Tsang, M.Blann Evolution of Nucleus-Nucleus Collision Mechanisms from the Barrier to beyond the Fermi Energy NUCLEAR REACTIONS 238U(14N, F), E=30-45 MeV/nucleon; 238U(12C, F), E=20-35 MeV/nucleon; 238U(6Li, F), E=30, 35 MeV/nucleon; measured fission (fragment)(fragment)-coin, σ(fragment θ) vs fragment-fragment θ(relative); deduced linear momentum transfer limitation, reaction mechanism.
doi: 10.1103/PhysRevLett.55.1376
1985FA07 Phys.Rev. C32, 1496 (1985) M.Fatyga, K.Kwiatkowski, H.J.Karwowski, L.W.Woo, V.E.Viola Linear Momentum Transfer in 40-150 MeV Proton-Induced Reactions with 238U NUCLEAR REACTIONS 238U(p, F), E=40, 90, 150 MeV; measured fission (fragment)(fragment)(θ), σ(θ1, θ2); deduced linear momentum transfer distribution. Intranuclear cascade, precompound emission models.
doi: 10.1103/PhysRevC.32.1496
1985VI04 Phys.Rev. C31, 1550 (1985) V.E.Viola, K.Kwiatkowski, M.Walker Systematics of Fission Fragment Total Kinetic Energy Release NUCLEAR STRUCTURE 52Fe, 49Cr, 46V, 265Db, 283Nh, 286Fl, 296Og, 302120, 128Ba, 186Os, 242Pu, 252No; analyzed fission data; deduced total kinetic energy release Coulomb parameter dependence.
doi: 10.1103/PhysRevC.31.1550
1985WO11 Phys.Rev. C32, 706 (1985) L.W.Woo, K.Kwiatkowski, S.H.Zhou, V.E.Viola Cross Sections for He, Li, and Be Isotopes Produced in the α + α Reaction at 198.4 MeV NUCLEAR REACTIONS 4He(α, α), (α, p), (α, n), (α, nα), (α, d), E=198.4 MeV; measured σ(θ), residuals production σ; deduced optical model parameters, Li nucleosynthesis by galactic cosmic rays.
doi: 10.1103/PhysRevC.32.706
1984GO03 Phys.Rev. C29, 1595 (1984) A.Gokmen, H.Breuer, A.C.Mignerey, B.G.Glagola, K.Kwiatkowski, V.E.Viola, Jr. Fragment Mass, Energy, and Angular Distributions for the 12C(4He, Heavy Ion) Reaction between 49 and 159 MeV NUCLEAR REACTIONS, ICPND 12C(α, X), E=49, 61, 80, 121, 159 MeV; measured σ(fragment θ, E), fragment production σ(E) for fragment mass 7, 9, 11, 13, reaction σ(E); deduced astrophysical implications.
doi: 10.1103/PhysRevC.29.1595
1984KW02 Nucl.Instrum.Methods 225, 65 (1984) K.Kwiatkowski, V.E.Viola, Jr., W.G.Wilson, S.H.Zhou A Detector System for Discrete Nuclide Identification of Ions with A ≤ 60 NUCLEAR REACTIONS 238U, 209Bi, 165Ho(56Fe, X), (40Ca, X), E=6.3, 7.2, 8.9 MeV/nucleon; measured fragment mass, charge distributions. Tof, ΔE-ΔE-E system.
doi: 10.1016/0167-5087(84)91338-3
1984TS03 Phys.Lett. 134B, 169 (1984) M.B.Tsang, D.R.Klesch, C.B.Chitwood, D.J.Fields, C.K.Gelbke, W.G.Lynch, H.Utsunomiya, K.Kwiatkowski, V.E.Viola, Jr., M.Fatyga Limitations on Linear Momentum Transfer in 14N Induced Reactions on 238U at E/A = 15, 20, 25 and 30 MeV NUCLEAR REACTIONS 238U(14N, F), E=15, 20, 25, 30 MeV/nucleon; measured fission(fragment)(fragment)-coin, σ(θ1, θ2) vs folding angle; deduced complete fusion energy limit, linear momentum transfer vs E.
doi: 10.1016/0370-2693(84)90664-6
1984TS04 Phys.Rev.Lett. 52, 1967 (1984) M.B.Tsang, C.B.Chitwood, D.J.Fields, C.K.Gelbke, D.R.Klesch, W.G.Lynch, K.Kwiatkowski, V.E.Viola, Jr. Enhanced Emission of Nonequilibrium Light Particles in the Reaction Plane NUCLEAR REACTIONS 197Au(14N, pF), (14N, dF), (14N, tF), (14N, αF), E=420 MeV; measured fission (fragment)(fragment)(light particle)-coin, σ(fragment θ, θp, Ep), σ(fragment θ, θd, Ed), σ(fragment θ, θt, Et), σ(fragment θ, θα, Eα); deduced preferential nonequilibrium light particle emission in fission plane.
doi: 10.1103/PhysRevLett.52.1967
1984WI13 Phys.Rev. C30, 1228 (1984) B.D.Wilkins, B.B.Back, J.E.Gindler, B.G.Glagola, K.Kwiatkowski, S.H.Zhou, V.E.Viola, Jr. Mass and Kinetic Energy Distributions in Near-Barrier Fission of 182W NUCLEAR REACTIONS, ICPND 178Hf(α, F), E=49.2 MeV; measured fission fragment yields, total kinetic energy release vs fragment mass; deduced no shell effects. 182W deduced fission characteristics.
doi: 10.1103/PhysRevC.30.1228
1984WO03 Phys.Rev. C29, 794 (1984) L.W.Woo, N.S.Wall, P.G.Roos, P.H.Debenham, K.Kwiatkowski, A.Nadasen Elastic and Inelastic Scattering of 100 MeV Protons from the Even-Even Titanium Isotopes NUCLEAR REACTIONS 46,48,50Ti(p, p), (p, p'), E=100 MeV; measured σ(θ); deduced optical model parameters. 46,48,50Ti deduced β2, rms radii isotopic shift. DWBA, CCBA analysis.
doi: 10.1103/PhysRevC.29.794
1983BE20 Phys.Rev. C28, 276 (1983) F.D.Becchetti, J.Janecke, P.Lister, K.Kwiatkowski, H.Karwowski, S.Zhou 190 MeV Proton-Induced Symmetric and Asymmetric Fission NUCLEAR REACTIONS U, 197Au, 169Tm, 165Ho, 159Tb, Eu, Ce(p, F), E=190 MeV; measured fisson (fragment)(fragment)-coin, fission σ(θ=90°); deduced fragment yield vs mass, total kinetic energy release, fission probabilty vs Z2/A. Statistical model.
doi: 10.1103/PhysRevC.28.276
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