NSR Query Results


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NSR database version of June 30, 2015.

Search: Author = L.G.Sobotka

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2015CH12     Phys.Rev. C 91, 024610 (2015)

R.J.Charity, J.M.Elson, J.Manfredi, R.Shane, L.G.Sobotka, Z.Chajecki, D.Coupland, H.Iwasaki, M.Kilburn, Jenny Lee, W.G.Lynch, A.Sanetullaev, M.B.Tsang, J.Winkelbauer, M.Youngs, S.T.Marley, D.V.Shetty, A.H.Wuosmaa

Spin alignment of excited projectiles due to target spin-flip interactions

NUCLEAR REACTIONS 9Be(6Li, X), E=36.6 MeV/nucleon; 9Be(7Be, X), E=65.2 MeV/nucleon, [6Li, 7Be secondary beams from 9Be(16O, X), E=150 MeV/nucleon primary reaction]; measured particle spectra, angular distributions of reaction products using HiRA array of ΔE-E telescopes at NSCL-MSU facility; deduced sequential breakup of projectiles, spin alignments, and molecular structure of 9Be.

doi: 10.1103/PhysRevC.91.024610
Data from this article have been entered in the XUNDL database. For more information, click here.


2014BR15     Phys.Rev. C 90, 027304 (2014)

K.W.Brown, W.W.Buhro, R.J.Charity, J.M.Elson, W.Reviol, L.G.Sobotka, Z.Chajecki, W.G.Lynch, J.Manfredi, R.Shane, R.H.Showalter, M.B.Tsang, D.Weisshaar, J.R.Winkelbauer, S.Bedoor, A.H.Wuosmaa

Two-proton decay from the isobaric analog state in 8B

NUCLEAR REACTIONS 9Be(9C, 8B), E=68 MeV/nucleon, [9C secondary beam from 9Be(16O, X), E=150 MeV/nucleon primary fragmentation reaction]; measured Ep, Ip, 6Li-p-p correlated events from IAS of 8C g.s. in 8B by analyzing complete kinematics of 2p+6Li decay products, gamma decay of IAS in 6Li; deduced isospin-allowed 2p decay between isobaric analog states, three-body energy and angular correlations, branching ratios. Experiments carried out at NSCL-MSU facility using A1900 fragment separator and High Resolution Array of Si-CsI(Tl) telescopes.

doi: 10.1103/PhysRevC.90.027304
Data from this article have been entered in the XUNDL database. For more information, click here.


2014BR19     Phys.Rev.Lett. 113, 232501 (2014)

K.W.Brown, R.J.Charity, L.G.Sobotka, Z.Chajecki, L.V.Grigorenko, I.A.Egorova, Yu.L.Parfenova, M.V.Zhukov, S.Bedoor, W.W.Buhro, J.M.Elson, W.G.Lynch, J.Manfredi, D.G.McNeel, W.Reviol, R.Shane, R.H.Showalter, M.B.Tsang, J.R.Winkelbauer, A.H.Wuosmaa

Observation of Long-Range Three-Body Coulomb Effects in the Decay of 16Ne

RADIOACTIVITY 16Ne(2p) [from Be(17Ne, X), E=57.6 MeV/nucleon]; measured decay products, Ep, Ip; deduced resonance width limit, correlations between the momenta of the three decay products, dependence on the long-range nature of the Coulomb interaction. Comparison with theoretical calculations, available data.

doi: 10.1103/PhysRevLett.113.232501
Data from this article have been entered in the XUNDL database. For more information, click here.


2014CH08     Eur.Phys.J. A 50, 23 (2014), Erratum Eur.Phys.J. A 50, 64 (2014)

R.J.Charity, W.H.Dickhoff, L.G.Sobotka, S.J.Waldecker

Isospin dependence of nucleon correlations in ground-state nuclei

NUCLEAR STRUCTURE 102,106,112,124,130,132Sn; calculated proton orbit strength function, spectroscopic factor. 154Sn; calculated proton hole spectroscopic factor. 132Sn, 208Pb; calculated neutron states above the core, spectroscopic factor. Dispersive optical model.

doi: 10.1140/epja/i2014-14023-0


2014SA46     Phys.Lett. B 736, 137 (2014)

A.Sanetullaev, M.B.Tsang, W.G.Lynch, Jenny Lee, D.Bazin, K.P.Chan, D.Coupland, V.Henzl, D.Henzlova, M.Kilburn, A.M.Rogers, Z.Y.Sun, M.Youngs, R.J.Charity, L.G.Sobotka, M.Famiano, S.Hudan, D.Shapira, W.A.Peters, C.Barbieri, M.Hjorth-Jensen, M.Horoi, T.Otsuka, T.Suzuki, Y.Utsuno

Neutron spectroscopic factors of 55Ni hole-states from image transfer reactions

NUCLEAR REACTIONS 1H(56Ni, d), E=37 MeV/nucleon; measured reaction products; deduced spectroscopic factors, J, π, σ(θ). Comparison with shell model calculations.

doi: 10.1016/j.physletb.2014.07.003
Data from this article have been entered in the XUNDL database. For more information, click here.


2013LU10     Phys.Rev. C 88, 017604 (2013)

F.Lu, J.Lee, M.B.Tsang, D.Bazin, D.Coupland, V.Henzl, D.Henzlova, M.Kilburn, W.G.Lynch, A.M.Rogers, A.Sanetullaev, Z.Y.Sun, M.Youngs, R.J.Charity, L.G.Sobotka, M.Famiano, S.Hudan, M.Horoi, Y.L.Ye

Neutron-hole states in 45Ar from 1H(46Ar, d)45Ar reactions

NUCLEAR REACTIONS 1H(46Ar, d), E=33 MeV/nucleon; measured E(d), I(d), σ(θ). Radioactive secondary beam of 46Ar produced in the Coupled Cyclotron facility at NSCL. 45Ar; deduced levels, J, π, L-transfer, spectroscopic factors. ADWA analysis. Comparison with spectroscopic factors determined in 2H(44Ar, p)45Ar reaction, and with shell-model calculations.

doi: 10.1103/PhysRevC.88.017604
Data from this article have been entered in the XUNDL database. For more information, click here.


2013SO11     Phys.Rev. C 87, 054329 (2013)

L.G.Sobotka, W.W.Buhro, R.J.Charity, J.M.Elson, M.F.Jager, J.Manfredi, M.H.Mahzoon, A.M.Mukhamedzhanov, V.Eremenko, M.McCleskey, R.G.Pizzone, B.T.Roeder, A.Spiridon, E.Simmons, L.Trache, M.Kurokawa, P.Navratil

Proton decay of excited states in 12N and 13O and the astrophysical 11C(p, γ)12N reaction rate

NUCLEAR REACTIONS 9Be(13O, X), E=30.3 MeV/nucleon, [13O secondary beam from 1H(14N, X), E=38 MeV/nucleon primary reaction]; measured particle spectra, E(p), I(p), widths using MARS spectrometer at Texas AM cyclotron facility. Invariant mass method. R-matrix analysis. 11C, 12N, 13O; deduced levels, J, π, one-proton and two-proton decay branching ratios. 11C(p, γ)12N; deduced astrophysical reaction rates and S(E) factors.

doi: 10.1103/PhysRevC.87.054329
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2031.
Data from this article have been entered in the XUNDL database. For more information, click here.


2012CH40     Phys.Rev. C 86, 041307 (2012)

R.J.Charity, L.G.Sobotka, K.Hagino, D.Bazin, M.A.Famiano, A.Gade, S.Hudan, S.A.Komarov, Jenny Lee, S.P.Lobastov, S.M.Lukyanov, W.G.Lynch, C.Metelko, M.Mocko, A.M.Rogers, H.Sagawa, A.Sanetullaev, M.B.Tsang, M.S.Wallace, M.J.van Goethem, A.H.Wuosmaa

Double isobaric analog of 11Li in 11B

NUCLEAR REACTIONS 1H(12Be, 11B), E=50 MeV/nucleon; analyzed decay products, excitation energy via 2p+9Li events, mass excess. 11B; deduced level, J, π, width, double isobaric analog state of the two-neutron-halo system 11Lig.s.. Discussed T=5/2 isospin sextet using the isobaric multiplet mass equation.

doi: 10.1103/PhysRevC.86.041307
Data from this article have been entered in the XUNDL database. For more information, click here.


2012DI04     Phys.Rev. C 85, 034311 (2012)

E.S.Diffenderfer, L.T.Baby, D.Santiago-Gonzalez, N.Ahsan, A.Rojas, A.Volya, I.Wiedenhover, A.H.Wuosmaa, M.P.Carpenter, R.V.F.Janssens, C.J.Lister, M.Devlin, D.G.Sarantites, L.G.Sobotka, Y.Utsuno, M.Horoi

High-spin spectrum of 24Mg studied through multiparticle angular correlations

NUCLEAR REACTIONS 12C(16O, α)24Mg, E=62, 68 MeV; measured Eα, Iα, αγ-coin, αγ(θ), αγγ(θ) using Gammasphere array. Experiments carried out at ANL and FSU facilities. 24Mg; deduced levels, J, π, configurations. Comparison with previous studies and shell model calculations.

doi: 10.1103/PhysRevC.85.034311
Data from this article have been entered in the XUNDL database. For more information, click here.


2012EG03     Phys.Rev.Lett. 109, 202502 (2012)

I.A.Egorova, R.J.Charity, L.V.Grigorenko, Z.Chajecki, D.Coupland, J.M.Elson, T.K.Ghosh, M.E.Howard, H.Iwasaki, M.Kilburn, Jenny Lee, W.G.Lynch, J.Manfredi, S.T.Marley, A.Sanetullaev, R.Shane, D.V.Shetty, L.G.Sobotka, M.B.Tsang, J.Winkelbauer, A.H.Wuosmaa, M.Youngs, M.V.Zhukov

Democratic Decay of 6Be Exposed by Correlations

NUCLEAR REACTIONS Be(7Be, X)6Be, E=70 MeV/nucleon; measured reaction products, Eα, Iα, Ep, Ip; deduced three-body energy-angular correlations, three-body democratic decay. Comparison with a three-cluster-model calculations.

doi: 10.1103/PhysRevLett.109.202502
Data from this article have been entered in the XUNDL database. For more information, click here.


2012HE03     Phys.Rev. C 85, 014606 (2012)

V.Henzl, M.A.Kilburn, Z.Chajecki, D.Henzlova, W.G.Lynch, D.Brown, A.Chbihi, D.D.S.Coupland, P.Danielewicz, R.T.deSouza, M.Famiano, C.Herlitzius, S.Hudan, J.Lee, S.Lukyanov, A.M.Rogers, A.Sanetullaev, L.G.Sobotka, Z.Y.Sun, M.B.Tsang, A.Vander Molen, G.Verde, M.S.Wallace, M.Youngs

Angular dependence in proton-proton correlation functions in central 40Ca+40Ca and 48Ca+48Ca reactions

NUCLEAR REACTIONS 40Ca(40Ca, X), 48Ca(48Ca, X), E=80 MeV/nucleon; measured proton spectra, proton-proton angular correlation functions using HiRA and 4π arrays at the NSCL facility; deduced angular momentum dependence on reconstructed source distribution by imaging method, and Gaussian fitting procedure. Comparison with Boltzmann-Uehling-Uhlenbeck (BUU) transport model simulations.

doi: 10.1103/PhysRevC.85.014606


2012JA11     Phys.Rev. C 86, 011304 (2012);Erratum Phys.Rev. C 86, 059902 (2012)

M.F.Jager, R.J.Charity, J.M.Elson, J.Manfredi, H.Mohammad, L.G.Sobotka, M.McCleskey, R.G.Pizzone, B.T.Roeder, A.Spiridon, E.Simmons, L.Trache, M.Kurokawa

Two-proton decay of 12O and its isobaric analog state in 12N

NUCLEAR REACTIONS 9Be(13O, 12O), (13O, 12N), [13O secondary beam from 1H(14N, X), E=38 MeV/nucleon primary reaction], E=30.3 MeV/nucleon]; measured excitation energy spectra for p+11C, p+12C, 2p+10C, 2p+10B events. Two proton decay modes of g.s. of 12O and excited states of 12O and 12N. 12O, 12N; deduced levels, J, π, widths, IAS of 12O g.s. in 12N. 10B; deduced level, IAS in 10B from 2p decay of IAS in 12N. 13N; deduced level, J, π.

RADIOACTIVITY 12O(2p)[9Be(13O, 12O), E=30.3 MeV/nucleon](2p); measured total excitation energy spectra for decay of g.s. of 12O.

ATOMIC MASSES 12O, 12N; analyzed isobaric multiplet mass equation (IMME) for A=12 quintet; deduced mass excesses using the invariant mass method.

doi: 10.1103/PhysRevC.86.011304
Data from this article have been entered in the XUNDL database. For more information, click here.


2012LI37     Phys.Rev. C 86, 024605 (2012)

T.X.Liu, W.G.Lynch, R.H.Showalter, M.B.Tsang, X.D.Liu, W.P.Tan, M.J.van Goethem, G.Verde, A.Wagner, H.F.Xi, H.S.Xu, M.A.Famiano, R.T.de Souza, V.E.Viola, R.J.Charity, L.G.Sobotka

Isospin observables from fragment energy spectra

NUCLEAR REACTIONS 112,124Sn(112Sn, X), (124Sn, X)1H/2H/3H/3He/4He/6He/6Li/7Li/8Li/9Li/7Be/9Be/10Be/11Be/10B/11B/12B/13B/11C/12C/13C/14C/15C/16C/14N/15N/16N/17N/18N/15O/16O/17O/18O/19O/20O, E=50 MeV/nucleon; measured energy spectra of light charged particles and intermediate mass fragments, fragment yields, σ(E) using LASSA, Miniball and Miniwall arrays at NSCL facility; deduced N/Z ratios.

doi: 10.1103/PhysRevC.86.024605
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1946.


2012MA10     Phys.Rev. C 85, 037603 (2012)

J.Manfredi, R.J.Charity, K.Mercurio, R.Shane, L.G.Sobotka, A.H.Wuosmaa, A.Banu, L.Trache, R.E.Tribble

α decay of the excited states in 12C at 7.65 and 9.64 MeV

NUCLEAR REACTIONS Be, C(10C, X)12C*, [secondary 10C beam from 10B(p, n)], E=107 MeV/nucleon; measured triple α events in coincidence mode, distribution of the root-mean-square energy deviation of the three α particles and E*(8Be); deduced α-decay properties of Hoyle state and 3- excited state through 8Be ground state. R-matrix analysis.

doi: 10.1103/PhysRevC.85.037603
Data from this article have been entered in the XUNDL database. For more information, click here.


2012SH21     Phys.Rev. C 85, 064612 (2012)

R.Shane, R.J.Charity, L.G.Sobotka, D.Bazin, B.A.Brown, A.Gade, G.F.Grinyer, S.McDaniel, A.Ratkiewicz, D.Weisshaar, A.Bonaccorso, J.A.Tostevin

Proton and neutron knockout from 36Ca

NUCLEAR REACTIONS 9Be(36Ca, 35K), (36Ca, 35Ca), [36Ca secondary beam from 9Be(40Ca, X), E=140 MeV/nucleon primary reaction], E=70 MeV/nucleon; measured Eγ, particle spectra, time-of-flight, energy loss, cross sections, longitudinal-momentum distributions. 35K, 35Ca; deduced spectroscopic factors, orbital angular momenta of removed nucleons; calculated S matrices, bound-state wave-functions. Eikonal reaction theory, dispersive optical model (DOM) extrapolations. Shell-model spectroscopic factors from USD, USDA, and USDB interactions. 9Be(36Ca, X)33Ar, [33Ar from decay of unbound states in 35Ca], E=70 MeV/nucleon; measured σ; deduced missing spectroscopic strength.

doi: 10.1103/PhysRevC.85.064612
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1933.


2011CH32     Phys.Rev. C 84, 014320 (2011)

R.J.Charity, J.M.Elson, J.Manfredi, R.Shane, L.G.Sobotka, B.A.Brown, Z.Chajecki, D.Coupland, H.Iwasaki, M.Kilburn, J.Lee, W.G.Lynch, A.Sanetullaev, M.B.Tsang, J.Winkelbauer, M.Youngs, S.T.Marley, D.V.Shetty, A.H.Wuosmaa, T.K.Ghosh, M.E.Howard

Investigations of three-, four-, and five-particle decay channels of levels in light nuclei created using a 9C beam

NUCLEAR REACTIONS 9Be(9C, X), E=70 MeV/nucleon, [secondary 9C beam from 9Be(16O, X), E=150 MeV/nucleon primary beam]; measured particle spectra using HiRA array, angular correlations between the particles in particle-decay channels. 8Be, 7,8,9B, 8,10C; deduced levels, width, J, π, isospin, branching ratios, excitation spectra of outgoing particles from many-particle decays of ground and excited states.

doi: 10.1103/PhysRevC.84.014320
Data from this article have been entered in the XUNDL database. For more information, click here.


2011CH53     Phys.Rev. C 84, 051308 (2011)

R.J.Charity, J.M.Elson, J.Manfredi, R.Shane, L.G.Sobotka, Z.Chajecki, D.Coupland, H.Iwasaki, M.Kilburn, J.Lee, W.G.Lynch, A.Sanetullaev, M.B.Tsang, J.Winkelbauer, M.Youngs, S.T.Marley, D.V.Shetty, A.H.Wuosmaa, T.K.Ghosh, M.E.Howard

Isobaric multiplet mass equation for A=7 and 8

ATOMIC MASSES 7,8He, 7,8Li, 7,8Be, 7,8B, 8C; analyzed deviations from isobaric multiplet mass equation (IMME) for A=7, T=3/2 quartet and A=8, T=2 quintet; deduced coefficients from quadric, cubic, and quartic fits.

doi: 10.1103/PhysRevC.84.051308


2011LE01     Phys.Rev. C 83, 014606 (2011)

J.Lee, M.B.Tsang, D.Bazin, D.Coupland, V.Henzl, D.Henzlova, M.Kilburn, W.G.Lynch, A.M.Rogers, A.Sanetullaev, Z.Y.Sun, M.Youngs, R.J.Charity, L.G.Sobotka, M.Famiano, S.Hudan, D.Shapira, P.O'Malley, W.A.Peters, K.Y.Chae, K.Schmitt

Neutron spectroscopic factors of 34Ar and 46Ar from (p, d) transfer reactions

NUCLEAR REACTIONS 1H(34Ar, d), (36Ar, d), (46Ar, d), E=33 MeV/nucleon, [34,46Ar secondary beams from 9Be(36Ar, X), E=150 MeV/nucleon and 9Be(48Ca, X), E=140 MeV/nucleon primary reactions]; measured Ed, Id, σ(θ); 34,36,46Ar; deduced neutron ground-state spectroscopic factors. Comparison with shell model calculations.

doi: 10.1103/PhysRevC.83.014606
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1823.
Data from this article have been entered in the XUNDL database. For more information, click here.


2011MU10     Phys.Rev. C 83, 064605 (2011)

J.M.Mueller, R.J.Charity, R.Shane, L.G.Sobotka, S.J.Waldecker, W.H.Dickhoff, A.S.Crowell, J.H.Esterline, B.Fallin, C.R.Howell, C.Westerfeldt, M.Youngs, B.J.Crowe, III, R.S.Pedroni

Asymmetry dependence of nucleon correlations in spherical nuclei extracted from a dispersive-optical-model analysis

NUCLEAR REACTIONS 40,48Ca(n, n), E=11.9, 16.9 MeV; measured E(n), I(n), σ, σ(E, θ), time-of-flight spectra. 40Ca(n, n), E=9.9-85.0; 48Ca(n, n), E=7.97-16.9 MeV; 54Ca(n, n), E=5.5-26.0 MeV; 58,60Ni(n, n), E=4.5-24.0 MeV; 92Mo(n, n), E=7.0-30.4 MeV; 116,118Sn(n, n), E=9.95-24.0 MeV; 120Sn(n, n), E=9.94-16.91 MeV; 124Sn(n, n), E=11.0-24.0 MeV; 208Pb(n, n), E=4.0-185.0 MeV; 50Ti(p, p), E=6.0-65.0 MeV; 52Cr(p, p), E=10.77-39.9 MeV; 54Fe, 64Ni(p, p), E=9.69-65.0 MeV; 58Ni(p, p), E=7.0-192.0 MeV; 60Ni(p, p), E=7.0-178.0 MeV; 62Ni(p, p), E=8.02-156.0 MeV; 90Zr(p, p), E=5.57-185.0 MeV; 92Mo(p, p), E=12.5-49.45 MeV; 114Sn(p, p), E=30.4 MeV; 116Sn(p, p), E=16.0-61.4 MeV; 118,122,124Sn(p, p), E=16.0-49.35 MeV; 120Sn(p, p), E=9.8-156.0 MeV; 208Pb(p, p), E=9.0-200.0 MeV; analyzed total cross sections, σ(E, θ), single-particle levels, spectroscopic factors, occupation probabilities, mass dependence on cross section. Dispersal optical model (DOM) analysis.

doi: 10.1103/PhysRevC.83.064605
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14303.


2011RO18     Phys.Rev.Lett. 106, 252503 (2011)

A.M.Rogers, M.A.Famiano, W.G.Lynch, M.S.Wallace, F.Amorini, D.Bazin, R.J.Charity, F.Delaunay, R.T.de Souza, J.Elson, A.Gade, D.Galaviz, M.-J.van Goethem, S.Hudan, J.Lee, S.Lobastov, S.Lukyanov, M.Matos, M.Mocko, H.Schatz, D.Shapira, L.G.Sobotka, M.B.Tsang, G.Verde

Ground-State Proton Decay of 69Br and Implications for the 68Se Astrophysical Rapid Proton-Capture Process Waiting Point

RADIOACTIVITY 69Br(p) [from Be(78Kr, X), E=140 MeV/nucleon]; measured reaction products, proton spectrum. 69Br, 68Se; deduced proton separation energy. Astrophysical implications, comparison with theoretical calculations.

doi: 10.1103/PhysRevLett.106.252503
Data from this article have been entered in the XUNDL database. For more information, click here.


2011RO55     J.Phys.:Conf.Ser. 312, 042020 (2011)

A.M.Rogers, W.G.Lynch, M.A.Famiano, M.S.Wallace, F.Amorini, D.Bazin, R.J.Charity, F.Delaunay, R.T.de Souza, J.Elson, A.Gade, D.Galaviz, S.Hudan, J.Lee, S.Lobostov, S.Lukyanov, M.Matos, M.Mocko, M.B.Tsang, D.Shapira, L.G.Sobotka, G.Verde

Ground-state proton decay of 69Br and implications for the rp-process 68Se waiting-point

RADIOACTIVITY 69Br(p); measured in-flight Ep, Ip(θ), E(Se), I(Se), (Se)p-coin using HiRA telescopes; deduced p-spectra, proton separation energy, implications for 2p capture of rp process.

doi: 10.1088/1742-6596/312/4/042020


2011SO20     Phys.Rev. C 84, 017601 (2011)

L.G.Sobotka

Nuclear asymmetry enthalpy

doi: 10.1103/PhysRevC.84.017601


2011TO10     Phys.Rev. C 84, 044331 (2011)

J.R.Tompkins, C.W.Arnold, H.J.Karwowski, G.C.Rich, L.G.Sobotka, C.R.Howell

Measurements of the 48Ca(γ, n) reaction

NUCLEAR REACTIONS 48Ca(polarized γ, n), E=9.5-15.3 MeV; measured E(n), I(n), Eγ, excitation functions, cross section; deduced B(M1) for 10.23 MeV resonance. High-intensity γ-ray source at TUNL. Comparison with previous studies, and with extended random-phase approximation calculations.

doi: 10.1103/PhysRevC.84.044331
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0164.


2010BA36     Nucl.Phys. A834, 788c (2010)

C.Barbieri, R.J.Charity, W.H.Dickhoff, L.G.Sobotka

Toward a Global Dispersive Optical Model for the Driplines

NUCLEAR REACTIONS 40Ca(n, n), E=9-185 MeV; 40Ca(p, p), E=17.6-200 MeV; 42,44Ca(p, p), E=21-65 MeV; 48Ca(p, p), E=8-200 MeV; calculated σ(θ), analyzing power. 40,48Ca calculated levels, J, widths, radii, spectroscopic factors; deduced dispersive optical model parameters. 58,60,62,64Ni(p, p), E not given; calculated σ(θ). Comparison with data.

doi: 10.1016/j.nuclphysa.2010.01.147


2010CH42     Phys.Rev. C 82, 041304 (2010)

R.J.Charity, J.M.Elson, J.Manfredi, R.Shane, L.G.Sobotka, Z.Chajecki, D.Coupland, H.Iwasaki, M.Kilburn, J.Lee, W.G.Lynch, A.Sanetullaev, M.B.Tsang, J.Winkelbauer, M.Youngs, S.T.Marley, D.V.Shetty, A.H.Wuosmaa, T.K.Ghosh, M.E.Howard

2p-2p decay of 8C and isospin-allowed 2p decay of the isobaric-analog state in 8B

NUCLEAR REACTIONS 9Be(9C, 8B), [9C beam from 9Be(16O, X) fragmentation], E=70 MeV/nucleon; measured Ep, Ip, 6Li-p-p correlated events from an excited state (IAS of 8C g.s.) in 8B by analyzing complete kinematics of 2p+6Li decay products; deduced 2p decay (isospin-allowed 2p decay between isobaric analog states). 9Be(9C, 8C), [9C beam from 9Be(16O, X) fragmentation], E=70 MeV/nucleon; measured Ep, Ip, 6Be-p-p and α-p-p-p-p correlated events from 8C g.s. by analyzing complete kinematics of 2p+6Be and α+2p+2p events.

RADIOACTIVITY 8C(2p); measured Ep, Ip, Eα, Iα, α-p-p-p-p coin, α-p-p coin from the decay of 8C g.s.

doi: 10.1103/PhysRevC.82.041304
Data from this article have been entered in the XUNDL database. For more information, click here.


2010DI12     Phys.Rev. C 82, 054306 (2010)

W.H.Dickhoff, D.Van Neck, S.J.Waldecker, R.J.Charity, L.G.Sobotka

Nonlocal extension of the dispersive optical model to describe data below the Fermi energy

NUCLEAR REACTIONS 40Ca(e, e'p), (p, 2p), E<150 MeV; calculated spectral functions, quasihole energies, spectroscopic factors, radii and charge density for proton orbits in 40Ca using dispersive-optical-model (DOM) analysis. Comparison with experimental data.

doi: 10.1103/PhysRevC.82.054306


2010GA02     Phys.Rev. C 81, 014604 (2010)

W.Gawlikowicz, D.K.Agnihotri, S.A.Baldwin, W.U.Schroder, J.Toke, R.J.Charity, D.G.Sarantites, L.G.Sobotka, R.T.deSouza, T.Barczyk, K.Grotowski, S.Micek, R.Planeta, Z.Sosin

Correlations between reaction product yields as a tool for probing heavy-ion reaction scenarios

NUCLEAR REACTIONS 209Bi(136Xe, X), E=28, 40, 62 MeV/nucleon; analyzed reaction product yields for neutrons, light charged particles (LCP), projectile like (PLF) and intermediate-mass fragments (IMFs). Comparison with classical transport code CLAT, quantum molecular dynamics (QMD) code, sequential decay code GEMINI and statistical multifragmentation code SMM.

doi: 10.1103/PhysRevC.81.014604


2010LE03     Phys.Rev.Lett. 104, 112701 (2010)

J.Lee, M.B.Tsang, D.Bazin, D.Coupland, V.Henzl, D.Henzlova, M.Kilburn, W.G.Lynch, A.M.Rogers, A.Sanetullaev, A.Signoracci, Z.Y.Sun, M.Youngs, K.Y.Chae, R.J.Charity, H.K.Cheung, M.Famiano, S.Hudan, P.O'Malley, W.A.Peters, K.Schmitt, D.Shapira, L.G.Sobotka

Neutron-Proton Asymmetry Dependence of Spectroscopic Factors in Ar Isotopes

NUCLEAR REACTIONS 1H(34Ar, d), (36Ar, d), (46Ar, d), E=33 MeV/nucleon; measured Eδ, Iδ; 34,36,46Ar; deduced neutron ground state spectroscopic factors. Comparison with shell model calculations.

doi: 10.1103/PhysRevLett.104.112701
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1793.
Data from this article have been entered in the XUNDL database. For more information, click here.


2010SH03     Nucl.Instrum.Methods Phys.Res. A614, 468 (2010)

R.Shane, R.J.Charity, J.M.Elson, L.G.Sobotka, M.Devlin, N.Fotiades, J.M.O'Donnell

Total neutron cross-sections for rare isotopes using a digital-signal-processing technique: Case study 48Ca

NUCLEAR REACTIONS 40,48Ca(n, X), E=15-300 Mev; measured TOF, En, In; deduced σ.

doi: 10.1016/j.nima.2010.01.005
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14269.


2009AN01     Phys.Rev. C 79, 024312 (2009)

L.-L.Andersson, I.Ragnarsson, D.Rudolph, E.K.Johansson, D.A.Torres, C.Andreoiu, M.P.Carpenter, R.J.Charity, C.J.Chiara, J.Ekman, C.Fahlander, C.Hoel, O.L.Pechenaya, W.Reviol, R.du Rietz, D.G.Sarantites, D.Seweryniak, L.G.Sobotka, S.Zhu

Comprehensive γ-ray spectroscopy of rotational bands in the N = Z + 1nucleus 61Zn

NUCLEAR REACTIONS 36Ar(28Si, n2p), E=142, 148 MeV; measured Eγ, Iγ, γγ-coin, neutron and particle spectra. 61Zn; deduced levels, J, π, multipolarity, bands. Comparison with Cranked Nilsson-Strutinsky calculations.

doi: 10.1103/PhysRevC.79.024312
Data from this article have been entered in the XUNDL database. For more information, click here.


2009BA27     Phys.Rev.Lett. 102, 232501 (2009)

D.Bazin, R.J.Charity, R.T.de Souza, M.A.Famiano, A.Gade, V.Henzl, D.Henzlova, S.Hudan, J.Lee, S.Lukyanov, W.G.Lynch, S.McDaniel, M.Mocko, A.Obertelli, A.M.Rogers, L.G.Sobotka, J.R.Terry, J.A.Tostevin, M.B.Tsang, M.S.Wallace

Mechanisms in Knockout Reactions

doi: 10.1103/PhysRevLett.102.232501
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1728.


2009CH38     Phys.Rev. C 80, 024306 (2009)

R.J.Charity, T.D.Wiser, K.Mercurio, R.Shane, L.G.Sobotka, A.H.Wuosmaa, A.Banu, L.Trache, R.E.Tribble

Continuum spectroscopy with a 10C beam: Cluster structure and three-body decay

NUCLEAR REACTIONS Be, C(10C, X), E=10.7 MeV/nucleon; measured fragment spectra, σ(θ), proton-proton angular correlations, widths, σ, energy distributions of diproton, sequential two-proton, 2p+2α, p+3α and other cluster particle-decay modes from ground and excited resonant states. 10B, 10C, 13N; deduced levels, J, π, resonances, particle decay modes. Resonance-decay spectroscopic techniques. Monte Carlo analysis of energy distributions. Comparison with two-proton decay modes from 6Be and 45Fe.

doi: 10.1103/PhysRevC.80.024306
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1732.
Data from this article have been entered in the XUNDL database. For more information, click here.


2009GE14     Phys.Rev. C 80, 051304 (2009)

J.Gellanki, I.Ragnarsson, D.Rudolph, C.E.Svensson, L.-L.Andersson, C.Andreoiu, C.Baktash, M.P.Carpenter, R.J.Charity, C.J.Chiara, J.Eberth, J.Ekman, C.Fahlander, D.S.Haslip, E.K.Johansson, D.R.LaFosse, S.D.Paul, O.L.Pechenaya, W.Reviol, R.du Rietz, D.G.Sarantites, D.Seweryniak, L.G.Sobotka, H.G.Thomas, D.A.Torres, J.C.Waddington, J.N.Wilson, C.H.Yu, S.Zhu

Characterization of superdeformed bands in 62Zn

NUCLEAR REACTIONS 28Si(36Ar, 2p), E=140 MeV; 40Ca(28Si, 2pα), E=122 MeV; measured Eγ, Iγ, γγ-coin, DCO using Gammasphere array. 62Zn; deduced levels, J, π, moment of inertia, configurations. Comparison with cranked Nilsson-Strutinsky calculations.

doi: 10.1103/PhysRevC.80.051304
Data from this article have been entered in the XUNDL database. For more information, click here.


2009GR07     Phys.Lett. B 677, 30 (2009)

L.V.Grigorenko, T.D.Wiser, K.Miernik, R.J.Charity, M.Pfutzner, A.Banu, C.R.Bingham, M.Cwiok, I.G.Darby, W.Dominik, J.M.Elson, T.Ginter, R.Grzywacz, Z.Janas, M.Karny, A.Korgul, S.N.Liddick, K.Mercurio, M.Rajabali, K.Rykaczewski, R.Shane, L.G.Sobotka, A.Stolz, L.Trache, R.E.Tribble, A.H.Wuosmaa, M.V.Zhukov

Complete correlation studies of two-proton decays: 6Be and 45Fe

NUCLEAR REACTIONS 1H(10B, n), E not given; Ni(58Ni, X)45Fe, E=161 MeV/nucleon; measured Ep, Ip, Eα, Iα, product energy and angular correlation distributions in a kinematically complete experiment. Comparison with three-body cluster model.

RADIOACTIVITY 6Be, 45Fe(2p); measured energy and angular correlation distributions.

doi: 10.1016/j.physletb.2009.04.085
Data from this article have been entered in the XUNDL database. For more information, click here.


2009GR11     Phys.Rev. C 80, 034602 (2009)

L.V.Grigorenko, T.D.Wiser, K.Mercurio, R.J.Charity, R.Shane, L.G.Sobotka, J.M.Elson, A.H.Wuosmaa, A.Banu, M.McCleskey, L.Trache, R.E.Tribble, M.V.Zhukov

Three-body decay of 6Be

NUCLEAR REACTIONS 1H(10B, n)10C, E=15 MeV/nucleon; measured Ep, Ip, Eα, Iα, energy and angular correlation distributions in a kinematically complete experiment. Comparison with three-body cluster model.

RADIOACTIVITY 6Be(2p)[from 10C(α)]; measured Ep, Iπ, angular distributions.

NUCLEAR STRUCTURE 6Be, 6He; calculated densities and radial properties of ground-state wave functions. Three-body hyperspherical-harmonics cluster model.

doi: 10.1103/PhysRevC.80.034602
Data from this article have been entered in the XUNDL database. For more information, click here.


2009JO03     Phys.Rev. C 80, 014321 (2009)

E.K.Johansson, D.Rudolph, I.Ragnarsson, L.-L.Andersson, D.A.Torres, C.Andreoiu, C.Baktash, M.P.Carpenter, R.J.Charity, C.J.Chiara, J.Ekman, C.Fahlander, O.L.Pechenaya, W.Reviol, R.du Rietz, D.G.Sarantites, D.Seweryniak, L.G.Sobotka, C.H.Yu, S.Zhu

Thorough γ-ray and particle decay investigations of 58Ni

NUCLEAR REACTIONS 28Si(36Ar, 2pα), E=136, 143, 148 MeV; measured Eγ, Iγ, Ep, Ip, Eα, (particle)γ-, nγ-, pγ-, αγ-, γγ-coin, γγ(θ), DCO. 58Ni; deduced levels, J, π, multipolarity, mixing ratio, bands and configurations. 57Co, 54Fe; deduced levels, J, π from prompt proton and α emission from 58Ni high-spin states. Comparison with large-scale shell model and cranked Nilsson-Strutinsky calculations.

doi: 10.1103/PhysRevC.80.014321
Data from this article have been entered in the XUNDL database. For more information, click here.


2008AN06     Eur.Phys.J. A 36, 251 (2008)

L.-L.Andersson, D.Rudolph, E.K.Johansson, D.A.Torres, B.G.Carlsson, I.Ragnarsson, C.Andreoiu, C.Baktash, M.P.Carpenter, R.J.Charity, C.J.Chiara, J.Ekman, C.Fahlander, C.Hoel, O.L.Pechenaya, W.Reviol, R.du Rietz, D.G.Sarantites, D.Seweryniak, L.G.Sobotka, C.H.Yu, S.Zhu

Extensive γ-ray spectroscopy of normally and superdeformed structures in 6129Cu32

NUCLEAR REACTIONS 28Si(36Ar, 3p), E=142, 143, 148 MeV; measured Eγ, Iγ, En, In, charged-particle spectra, (proton)γ-, γγ-coin. 61Cu deduced energy levels, J, π, band structure, configurations, transition intensities and multipolarities using directional correlations of oriented states analysis. Comparison with shell model and cranked Nilsson-Strutinsky calculations. Gammasphere and Microball arrays. Enriched target.

doi: 10.1140/epja/i2008-10590-9
Data from this article have been entered in the XUNDL database. For more information, click here.


2008CH28     Phys.Rev. C 78, 054307 (2008)

R.J.Charity, S.A.Komarov, L.G.Sobotka, J.Clifford, D.Bazin, A.Gade, J.Lee, S.M.Lukyanov, W.G.Lynch, M.Mocko, S.P.Lobastov, A.M.Rogers, A.Sanetullaev, M.B.Tsang, M.S.Wallace, R.G.T.Zegers, S.Hudan, C.Metelko, M.A.Famiano, A.H.Wuosmaa, M.J.van Goethem

Investigation of particle-unbound excited states in light nuclei with resonance-decay spectroscopy using a 12Be beam

NUCLEAR REACTIONS H, C(12Be, X), E=50 MeV/nucleon; measured particle spectra, (particle)(particle)-coin, angular distributions. 6,7,9Li, 8,9,10Be, 12,13B; deduced levels, J, π, widths, isospins.

doi: 10.1103/PhysRevC.78.054307
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1790.
Data from this article have been entered in the XUNDL database. For more information, click here.


2008JO04     Phys.Rev. C 77, 064316 (2008)

E.K.Johansson, D.Rudolph, L.-L.Andersson, D.A.Torres, I.Ragnarsson, C.Andreoiu, C.Baktash, M.P.Carpenter, R.J.Charity, C.J.Chiara, J.Ekman, C.Fahlander, C.Hoel, O.L.Pechenaya, W.Reviol, R.du Rietz, D.G.Sarantites, D.Seweryniak, L.G.Sobotka, C.H.Yu, S.Zhu

Prompt proton decay and deformed bands in 56Ni

NUCLEAR REACTIONS 28Si(36Ar, 2α), E=142, 143, 148 MeV; measured Eγ, Iγ, γγ-coin, angular distributions, multipolarities. 56Ni; deduced levels, J, π, bands, deformation parameters. Comparison with cranked Nilsson-Strutinsky calculations.

RADIOACTIVITY 56Ni(p); measured proton spectra. 55Co; deduced levels, J, π.

doi: 10.1103/PhysRevC.77.064316
Data from this article have been entered in the XUNDL database. For more information, click here.


2008ME11     Phys.Rev. C 78, 031602 (2008)

K.Mercurio, R.J.Charity, R.Shane, L.G.Sobotka, J.M.Elson, M.Famiano, A.H.Wuosmaa, A.Banu, C.Fu, L.Trache, R.E.Tribble, A.M.Mukhamedzhanov

Correlated two-proton decay from 10C

NUCLEAR REACTIONS Be, C(10C, 10C'), E=10.7 MeV; measured proton spectra, α spectra, αp-, pp-coin from excited states. 10C; deduced levels, correlated 2p decay mode.

doi: 10.1103/PhysRevC.78.031602
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1660.
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2008TO15     Phys.Rev. C 78, 054318 (2008)

D.A.Torres, F.Cristancho, L.-L.Andersson, E.K.Johansson, D.Rudolph, C.Fahlander, J.Ekman, R.du Rietz, C.Andreoiu, M.P.Carpenter, D.Seweryniak, S.Zhu, R.J.Charity, C.J.Chiara, C.Hoel, O.L.Pechenaya, W.Reviol, D.G.Sarantites, L.G.Sobotka, C.Baktash, C.-H.Yu, B.G.Carlsson, I.Ragnarsson

Deformations and magnetic rotations in the 60Ni nucleus

NUCLEAR REACTIONS 28Si(36Ar, 4p), E=134, 143, 148 MeV; measured Eγ, Iγ, γγ-coin, angular distributions. 60Ni; deduced levels, J, π, multipolarity, mixing ratios, B(M1), B(E2). Comparison with cranked Nilsson Strutinsky calculations.

doi: 10.1103/PhysRevC.78.054318
Data from this article have been entered in the XUNDL database. For more information, click here.


2007CH39     Phys.Rev. C 75, 051304 (2007)

R.J.Charity, K.Mercurio, L.G.Sobotka, J.M.Elson, M.Famiano, A.Banu, C.Fu, L.Trache, R.E.Tribble

Decay of 10C excited states above the 2p + 2α threshold and the contribution from "democratic" two-proton emission

NUCLEAR REACTIONS 9Be(10C, 10C), E=10.7 MeV/nucleon; measured Ep, Eα, 2p2α decay of the excited states; 10C; deduced level energies and intrinsic widths for particle unbound states.

doi: 10.1103/PhysRevC.75.051304
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1580.
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2007CH72     Phys.Rev. C 76, 044314 (2007)

R.J.Charity, J.M.Mueller, L.G.Sobotka, W.H.Dickhoff

Dispersive-optical-model analysis of the asymmetry dependence of correlations in Ca isotopes

NUCLEAR REACTIONS 40Ca(p, p), E=17.57-200.0 MeV; 42,44Ca(p, p), E=21.0-65.0 MeV; 48Ca(p, p), E=8.0-200.0 MeV; 40Ca(n, n), E=9.9-185.0 MeV; analyzed differential cross sections, angular distributions, polarization asymmetry, widths, rms radii and spectroscopic factors. Deduced optical-model parameters. 60Ca, 70Ca deduced prediction for particle stability.

doi: 10.1103/PhysRevC.76.044314


2007CH81     Phys.Rev. C 76, 064313 (2007)

R.J.Charity, S.A.Komarov, L.G.Sobotka, J.Clifford, D.Bazin, A.Gade, J.Lee, S.M.Lukyanov, W.G.Lynch, M.Mocko, S.P.Lobastov, A.M.Rogers, A.Sanetullaev, M.B.Tsang, M.S.Wallace, S.Hudan, C.Metelko, M.A.Famiano, A.H.Wuosmaa, M.J.van Goethem

Particle decay of 12Be excited states

NUCLEAR REACTIONS H, 12C(12Be, X), E=50 MeV/nucleon; measured charged particle spectra. 12Be; measured breakup cross sections for decay modes α+8He, 6He+6He, 3H+9Li, p+11Li; deduced excitation energies.

doi: 10.1103/PhysRevC.76.064313


2007HO01     Phys.Rev. C 75, 017601 (2007)

C.Hoel, L.G.Sobotka, R.J.Charity

Asymmetry dependence of the caloric curve for mononuclei

doi: 10.1103/PhysRevC.75.017601


2007KO43     Phys.Rev. C 75, 064611 (2007)

S.Komarov, R.J.Charity, C.J.Chiara, W.Reviol, D.G.Sarantites, L.G.Sobotka, A.L.Caraley, M.P.Carpenter, D.Seweryniak

Search for the fade out of a collective enhancement of the nuclear level density

NUCLEAR REACTIONS 160Gd(18O, X)178Hf, E=79-156 MeV; measured Eα, Eγ, particle γ-coinc. Deduced total cross sections for xn channels. Compared results to model calculations.

doi: 10.1103/PhysRevC.75.064611


2007LI52     Phys.Rev. C 76, 034603 (2007)

T.X.Liu, W.G.Lynch, M.B.Tsang, X.D.Liu, R.Shomin, W.P.Tan, G.Verde, A.Wagner, H.F.Xi, H.S.Xu, B.Davin, Y.Larochelle, R.T.de Souza, R.J.Charity, L.G.Sobotka

Isospin diffusion observables in heavy-ion reactions

doi: 10.1103/PhysRevC.76.034603


2007MC06     Phys.Rev.Lett. 99, 132701 (2007)

A.B.McIntosh, S.Hudan, C.J.Metelko, R.T.de Souza, R.J.Charity, L.G.Sobotka, W.G.Lynch, M.B.Tsang

Tidal Effects and the Proximity Decay of Nuclei

RADIOACTIVITY 8Be(α) [ from 92Mo(114Cd, X), E=50 MeV/nucleon]; measured Eα, Iα, relative α energies as a function of decay angle. Deduced evidence for tidal effect. Compared results to model calculations.

doi: 10.1103/PhysRevLett.99.132701


2007VE07     Phys.Lett. B 653, 12 (2007)

G.Verde, P.Danielewicz, W.G.Lynch, C.F.Chan, C.K.Gelbke, L.K.Kwong, T.X.Liu, X.D.Liu, D.Seymour, R.Shomin, W.P.Tan, M.B.Tsang, A.Wagner, H.S.Xu, D.A.Brown, B.Davin, Y.Larochelle, R.T.de Souza, R.Yanez, R.J.Charity, L.G.Sobotka

d-α correlation functions and collective motion in Xe+Au collisions at E/A=50 MeV

NUCLEAR REACTIONS 197Au(129Xe, X), E=50 MeV/nucleon; measured charged particle spectra, d-α correlation function. Comparison with model results with thermal and collective motion.

doi: 10.1016/j.physletb.2007.07.031


2006CH46     Phys.Rev.Lett. 97, 162503 (2006)

R.J.Charity, L.G.Sobotka, W.H.Dickhoff

Asymmetry Dependence of Proton Correlations

NUCLEAR REACTIONS 40,48Ca(p, X), E=5-50 MeV; analyzed reaction σ. 40Ca(p, p), E=18-135 MeV; 48Ca(p, p), E=8-65 MeV; analyzed σ(θ), analyzing powers. 40,48Ca deduced proton states energies, widths, occupation probabilities, asymmetry dependence of proton correlations. Dispersive optical model.

NUCLEAR STRUCTURE 40,48,60Ca; calculated proton single-particle level energies.

doi: 10.1103/PhysRevLett.97.162503


2006FA06     Phys.Rev.Lett. 97, 052701 (2006)

M.A.Famiano, T.Liu, W.G.Lynch, M.Mocko, A.M.Rogers, M.B.Tsang, M.S.Wallace, R.J.Charity, S.Komarov, D.G.Sarantites, L.G.Sobotka, G.Verde

Neutron and Proton Transverse Emission Ratio Measurements and the Density Dependence of the Asymmetry Term of the Nuclear Equation of State

NUCLEAR REACTIONS 112Sn(112Sn, X), 124Sn(124Sn, X), E=50 MeV/nucleon; measured En, Ep, light charged particle spectra, neutron and proton transverse emission ratios; deduced density dependence of equation of state asymmetry term. Transport model.

doi: 10.1103/PhysRevLett.97.052701


2006LI21     Europhys.Lett. 74, 806 (2006)

T.X.Liu, W.G.Lynch, M.J.van Goethem, X.D.Liu, R.Shomin, W.P.Tan, M.B.Tsang, G.Verde, A.Wagner, H.F.Xi, H.S.Xu, W.A.Friedman, S.R.Souza, R.Donangelo, L.Beaulieu, B.Davin, Y.Larochelle, T.Lefort, R.T.de Souza, R.Yanez, V.E.Viola, R.J.Charity, L.G.Sobotka

Cooling dynamics in multi-fragmentation processes

NUCLEAR REACTIONS 112Sn(112Sn, X), E not given; measured fragments isotopic yields, kinetic energy spectra; deduced pre-equilibrium effects.

doi: 10.1209/epl/i2006-10040-x


2006SO01     Phys.Rev. C 73, 014609 (2006)

L.G.Sobotka, R.J.Charity

Entropy and caloric curve for mononuclei considering both surface diffuseness and self-similar expansion degrees of freedom

doi: 10.1103/PhysRevC.73.014609


2005CH12     Phys.Rev. C 71, 024310 (2005)

R.J.Charity, L.G.Sobotka

Continuum corrections to the level density and its dependence on excitation energy, n-p asymmetry, and deformation

NUCLEAR STRUCTURE 40Si, 40S, 40Ar, 40Ca, 40,60Ti, 60Cr, 60Fe, 60Ni, 60Zn, 60Ge, 150,160,170,180,190Yb, 170Nd, 170Hg, 238U; calculated level density parameters, deformation dependence, continuum corrections.

doi: 10.1103/PhysRevC.71.024310


2005HU11     Phys.Rev. C 71, 054604 (2005)

S.Hudan, R.Alfaro, B.Davin, Y.Larochelle, H.Xu, L.Beaulieu, T.Lefort, R.Yanez, R.T.de Souza, R.J.Charity, L.G.Sobotka, T.X.Liu, X.D.Liu, W.G.Lynch, R.Shomin, W.P.Tan, M.B.Tsang, A.Vander Molen, A.Wagner, H.F.Xi

Comparison of midvelocity fragment formation with projectilelike decay

NUCLEAR REACTIONS 92Mo(114Cd, X), E=50 MeV/nucleon; measured fragments charge distribution, isotopic yields, transverse velocity.

doi: 10.1103/PhysRevC.71.054604


2005RE07     Nucl.Instrum.Methods Phys.Res. A541, 478 (2005)

W.Reviol, D.G.Sarantites, R.J.Charity, C.J.Chiara, J.Elson, M.Montero, O.L.Pechenaya, S.K.Ryu, L.G.Sobotka

"HERCULES": Design, instrumentation, and performance characteristics of a high-efficiency evaporation-residue counter under a lot of elastic scattering for spectroscopic studies with Gammasphere

NUCLEAR REACTIONS 126Te(48Ti, xnypzα), E=238 MeV; 142Nd(48Ti, xnypzα), E=230 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin, evaporation residue energy and angular distribution. Gammasphere, Hercules arrays.

doi: 10.1016/j.nima.2004.12.028


2005TO13     Phys.Rev. C 72, 031601 (2005)

J.Toke, L.Pienkowski, L.G.Sobotka, M.Houck, W.U.Schroder

Retardation of particle evaporation from excited nuclear systems due to thermal expansion

doi: 10.1103/PhysRevC.72.031601


2004HU16     Phys.Rev. C 70, 031601 (2004)

S.Hudan, R.Alfaro, L.Beaulieu, B.Davin, Y.Larochelle, T.Lefort, V.E.Viola, H.Xu, R.Yanez, R.T.de Souza, R.J.Charity, L.G.Sobotka, T.X.Liu, X.D.Liu, W.G.Lynch, R.Shomin, W.P.Tan, M.B.Tsang, A.Vander Molen, A.Wagner, H.F.Xi

Interplay of initial deformation and Coulomb proximity on nuclear decay

NUCLEAR REACTIONS 92Mo(114Cd, X), E=50 MeV/nucleon; measured Eα, angular distributions following projectile-like fragment decay; deduced deformation and orientation effects, related reaction mechanism features.

doi: 10.1103/PhysRevC.70.031601


2004LI08     Phys.Rev. C 69, 014603 (2004)

T.X.Liu, M.J.van Goethem, X.D.Liu, W.G.Lynch, R.Shomin, W.P.Tan, M.B.Tsang, G.Verde, A.Wagner, H.F.Xi, H.S.Xu, M.Colonna, M.Di Toro, M.Zielinska-Pfabe, H.H.Wolter, L.Beaulieu, B.Davin, Y.Larochelle, T.Lefort, R.T.de Souza, R.Yanez, V.E.Viola, R.J.Charity, L.G.Sobotka

Isotope yields from central 112, 124Sn + 112, 124Sn collisions: Dynamical emission?

NUCLEAR REACTIONS 112,124Sn(112Sn, X), (124Sn, X), E=50 MeV/nucleon; measured light fragment isotopic yields; deduced reaction mechanism features. Stochastic mean field calculations.

doi: 10.1103/PhysRevC.69.014603


2004SA43     Nucl.Instrum.Methods Phys.Res. A530, 473 (2004)

D.G.Sarantites, W.Reviol, C.J.Chiara, R.J.Charity, L.G.Sobotka, M.Devlin, M.Furlotti, O.L.Pechenaya, J.Elson, P.Hausladen, S.Fischer, D.Balamuth, R.M.Clark

"Neutron Shell": a high efficiency array of neutron detectors for γ-ray spectroscopic studies with Gammasphere

NUCLEAR REACTIONS 28Si(32S, xnyp), E=130 MeV; measured Eγ, En, γγ-, nγ-, (charged particle)nγ-coin, neutron angular distributions. Gammasphere, Microball, "Neutron Shell" arrays.

doi: 10.1016/j.nima.2004.04.243


2004SO25     Phys.Rev.Lett. 93, 132702 (2004)

L.G.Sobotka, R.J.Charity, J.Toke, W.U.Schroder

Caloric Curve for Mononuclear Configurations

doi: 10.1103/PhysRevLett.93.132702


2004TA17     Phys.Rev. C 69, 061304 (2004)

W.P.Tan, W.G.Lynch, T.X.Liu, X.D.Liu, M.B.Tsang, G.Verde, A.Wagner, H.S.Xu, B.Davin, R.T.de Souza, Y.Larochelle, R.Yanez, R.J.Charity, L.G.Sobotka

Spin determination of particle unstable levels with particle correlations

NUCLEAR REACTIONS 197Au(129Xe, X), E=50 MeV/nucleon; measured charged particle spectra, correlations. 8Be, 8B; deduced excited states J, π. Equilibrium approach.

doi: 10.1103/PhysRevC.69.061304


2004TS01     Phys.Rev.Lett. 92, 062701 (2004)

M.B.Tsang, T.X.Liu, L.Shi, P.Danielewicz, C.K.Gelbke, X.D.Liu, W.G.Lynch, W.P.Tan, G.Verde, A.Wagner, H.S.Xu, W.A.Friedman, L.Beaulieu, B.Davin, R.T.de Souza, Y.Larochelle, T.Lefort, R.Yanez, V.E.Viola, Jr., R.J.Charity, L.G.Sobotka

Isospin Diffusion and the Nuclear Symmetry Energy in Heavy Ion Reactions

NUCLEAR REACTIONS 112,124Sn(112Sn, X), (124Sn, X), E=50 MeV/nucleon; measured Z=1-8 fragments isotopic yields; deduced isospin diffusion effects. Transport model calculations.

doi: 10.1103/PhysRevLett.92.062701


2003CH23     Phys.Rev. C 67, 044611 (2003)

R.J.Charity, L.G.Sobotka, J.F.Dempsey, M.Devlin, S.Komarov, D.G.Sarantites, A.L.Caraley, R.T.deSouza, W.Loveland, D.Peterson, B.B.Back, C.N.Davids, D.Seweryniak

Temperature and n-p asymmetry dependencies of the level-density parameter in Ni+Mo fusion reactions

NUCLEAR REACTIONS 92,100Mo(60Ni, X), E=5-9 MeV/nucleon; measured evaporation residue velocity and angular distributions, mass distributions, neutron and light charged particle spectra; deduced reaction mechanism features. Comparison with statistical model predictions.

doi: 10.1103/PhysRevC.67.044611


2003WU05     Phys.Lett. B 571, 155 (2003)

A.H.Wuosmaa, I.Wiedenhover, J.Caggiano, M.P.Carpenter, M.Devlin, A.Heinz, R.V.F.Janssens, F.Kondev, T.Lauritsen, D.G.Sarantites, L.G.Sobotka, P.Bhattacharyya

Angular correlation spin alignment, and systematics of mis-matched 12C + 12C inelastic scattering resonances

NUCLEAR REACTIONS 12C(12C, 12C'), E=50-66 MeV; measured particle spectra, Eγ, (particle)γ-coin, angular correlations; deduced spin alignment and magnetic-substate population parameters, resonance energy, J, π.

doi: 10.1016/j.physletb.2003.07.074


2003YA06     Phys.Rev. C 68, 011602 (2003)

R.Yanez, S.Hudan, R.Alfaro, B.Davin, Y.Larochelle, H.Xu, L.Beaulieu, T.Lefort, V.E.Viola, R.T.de Souza, T.X.Liu, X.D.Liu, W.G.Lynch, R.Shomin, W.P.Tan, M.B.Tsang, A.Vander Molen, A.Wagner, H.F.Xi, R.J.Charity, L.G.Sobotka

Excitation and decay of projectilelike fragments formed in dissipative peripheral collisions at intermediate energies

NUCLEAR REACTIONS 92Mo(114Cd, X), E=50 MeV/nucleon; measured Ep, Eα, projectile-like fragments energy, angle, and charge distributions; deduced role of velocity dissipation, other reaction mechanism features.

doi: 10.1103/PhysRevC.68.011602


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


2002DA11     Phys.Rev. C65, 064614 (2002)

B.Davin, R.Alfaro, H.Xu, L.Beaulieu, Y.Larochelle, T.Lefort, R.Yanez, S.Hudan, A.L.Caraley, R.T.de Souza, T.X.Liu, X.D.Liu, W.G.Lynch, R.Shomin, W.P.Tan, M.B.Tsang, A.Vander Molen, A.Wagner, H.F.Xi, C.K.Gelbke, R.J.Charity, L.G.Sobotka

Fragment Production in Noncentral Collisions of Intermediate-Energy Heavy Ions

NUCLEAR REACTIONS 92Mo(114Cd, X), E=50 MeV/nucleon; measured fragment charge and angular correlations, relative velocities; deduced reaction mechanism features.

doi: 10.1103/PhysRevC.65.064614


2002RU06     Phys.Rev.Lett. 89, 022501 (2002)

D.Rudolph, C.Andreoiu, C.Fahlander, R.J.Charity, M.Devlin, D.G.Sarantites, L.G.Sobotka, D.P.Balamuth, J.Eberth, A.Galindo-Uribarri, P.A.Hausladen, D.Seweryniak, Th.Steinhardt

Prompt Proton Decay Scheme of 59Cu

NUCLEAR REACTIONS 28Si(36Ar, pα), E=148 MeV; measured Eγ, Iγ, Ep, γγ-, (charged particle)γ-coin. 59Cu deduced high-spin levels, configurations, proton decay from rotational bands. 58Ni deduced transitions. Gammasphere, Microball arrays.

doi: 10.1103/PhysRevLett.89.022501


2002RU09     Eur.Phys.J. A 14, 137 (2002)

D.Rudolph, D.G.Sarantites, C.Andreoiu, C.Fahlander, D.P.Balamuth, R.J.Charity, M.Devlin, J.Eberth, A.Galindo-Uribarri, P.A.Hausladen, D.Seweryniak, L.G.Sobotka, Th.Steinhardt

High-Resolution In-Beam Particle Spectroscopy - New Results on Prompt Proton Emission from 58Cu

NUCLEAR REACTIONS 28Si(36Ar, npα), E=148 MeV; measured Eγ, Ep, γγ-, (charged particle)γ-, (neutron)γ-coin. 58Cu deduced high-spin levels, J, π, excited state proton decay branching ratio. 57Ni deduced levels, J, π following 58Cu excited state proton decay. Gammasphere array.

doi: 10.1140/epja/i2002-10005-1
Data from this article have been entered in the XUNDL database. For more information, click here.


2002XU07     Phys.Rev. C65, 061602 (2002)

H.Xu, R.Alfaro, B.Davin, L.Beaulieu, Y.Larochelle, T.Lefort, R.Yanez, S.Hudan, R.T.de Souza, T.X.Liu, X.D.Liu, W.G.Lynch, R.Shomin, W.P.Tan, M.B.Tsang, A.Vander Molen, A.Wagner, H.F.Xi, C.K.Gelbke, R.J.Charity, L.G.Sobotka, A.S.Botvina

Fragment Isospin as a Probe of Heavy-Ion Collisions

NUCLEAR REACTIONS 98Mo(114Cd, X), E=50 MeV/nucleon; measured fragments isotopic yields, velocity distributions; deduced source features. Comparison with statistical model results.

doi: 10.1103/PhysRevC.65.061602


2001CH07     Phys.Rev. C63, 024611 (2001)

R.J.Charity, L.G.Sobotka, J.Cibor, K.Hagel, M.Murray, J.B.Natowitz, R.Wada, Y.El Masri, D.Fabris, G.Nebbia, G.Viesti, M.Cinausero, E.Fioretto, G.Prete, A.Wagner, H.Xu

Emission of Unstable Clusters from Hot Yb Compound Nuclei

NUCLEAR REACTIONS 100Mo(60Ni, X), E=11 MeV/nucleon; measured evaporation residues angular distributions, neutron spectra, isotopically resolved Z=1-6 charged particle spectra, σ(θ), multiplicities; deduced unstable fragments decay features. Statistical model calculations.

doi: 10.1103/PhysRevC.63.024611


2001DJ01     Phys.Rev. C64, 034603 (2001)

B.Djerroud, D.K.Agnihotri, S.P.Baldwin, W.Skulski, J.Toke, W.U.Schroder, R.J.Charity, J.F.Dempsey, D.G.Sarantites, L.G.Sobotka, B.Lott, W.Loveland, K.Aleklett

Heavy Residues and Intermediate-Mass Fragment Production in Dissipative 197Au + 86Kr Collisions at E/A = 35 MeV

NUCLEAR REACTIONS 197Au(86Kr, X), E=35 MeV/nucleon; measured neutron spectra, light charged particle, intermediate mass fragment, projectile-like and target-like fragments spectra, yields, angular distributions, and correlations; deduced heavy residue survival features, related reaction mechanism features.

doi: 10.1103/PhysRevC.64.034603


2001ST15     Phys.Rev. C63, 064610 (2001)

P.Staszel, Z.Majka, L.G.Sobotka, D.G.Sarantites, R.J.Charity, J.Cibor, K.Hagel, N.Marie, J.B.Natowitz, R.Wada, D.W.Stracener, G.Auger, Y.Schutz, J.P.Wieleczko, R.Dayras, E.Plagnol, J.Barreto, E.Norbeck

Fragment Excitation Energies at Freeze-Out in 84Kr + 93Nb Collisions at 45 MeV/Nucleon

NUCLEAR REACTIONS 93Nb(84Kr, X), E=45 MeV/nucleon; measured light charged particle and intermediate mass fragment multiplicity, charge, angle, and mass distributions, correlation functions; deduced primary fragment excitation energy, reaction mechanism features.

doi: 10.1103/PhysRevC.63.064610


2001VE02     Nucl.Phys. A681, 299c (2001)

G.Verde, H.S.Xu, T.X.Liu, X.D.Liu, W.G.Lynch, W.P.Tan, M.B.Tsang, A.Vander Molen, A.Wagner, H.F.Xi, C.K.Gelbke, L.Beaulieu, B.Davin, Y.Larochelle, T.Lefort, R.T.de Souza, R.Yanez, V.Viola, R.J.Charity, L.G.Sobotka

Isospin Fractionation in Nuclear Fragmentation

NUCLEAR REACTIONS 112,124Sn(112Sn, X), (124Sn, X), E=50 MeV/nucleon; measured light and intermediate fragments isotopic yields; deduced phase transition features.

doi: 10.1016/S0375-9474(00)00531-5


2001WI07     Nucl.Phys. A682, 22c (2001)

I.Wiedenhover, A.H.Wuosmaa, C.J.Lister, M.P.Carpenter, R.V.F.Janssens, H.Amro, J.Caggiano, A.Heinz, F.G.Kondev, T.Lauritsen, S.Siem, A.Sonzogni, P.Bhattacharyya, M.Devlin, D.G.Sarantites, L.G.Sobotka

Measurement and Analysis of Quadruple (αγγ) Angular Correlations for High Spin States of 24Mg

NUCLEAR REACTIONS 12C(16O, α), E not given; measured αγ-, γγ-coin, triple and quadruple angular correlations following residual nucleus decay. 24Mg levels deduced J for high-spin α-decaying states. Fourier transform analysis.

doi: 10.1016/S0375-9474(00)00617-5


2001WI18     Phys.Rev.Lett. 87, 142502 (2001)

I.Wiedenhover, A.H.Wuosmaa, R.V.F.Janssens, C.J.Lister, M.P.Carpenter, H.Amro, P.Bhattacharyya, B.A.Brown, J.Caggiano, M.Devlin, A.Heinz, F.G.Kondev, T.Lauritsen, D.G.Sarantites, S.Siem, L.G.Sobotka, A.Sonzogni

Identification of the Iπ = 10+ Yrast Rotational State in 24Mg

NUCLEAR REACTIONS 12C(16O, α), E(cm)=26.6 MeV; measured Eγ, Iγ, Eα, Iα, γγ-, αγ-coin. 24Mg deduced levels, J, π, rotational band, γα branching ratio. Gammasphere array.

doi: 10.1103/PhysRevLett.87.142502
Data from this article have been entered in the XUNDL database. For more information, click here.


2000SO09     Acta Phys.Pol. B31, 1535 (2000)

L.G.Sobotka

Isospin and Clustering at Mid-Rapidity in Intermediate Energy Heavy-Ion Reactions

NUCLEAR REACTIONS 120Sn(129Xe, X), E=40 MeV/nucleon; measured fragments mass, charge distributions, neutron spectra, multiplicities; deduced reaction mechanism features, small contribution from isospin equilibration. Other reactions discussed.


2000SO10     Phys.Rev. C62, 031603 (2000)

L.G.Sobotka, R.J.Charity, D.K.Agnihotri, W.Gawlikowicz, T.X.Liu, W.Lynch, U.Schroder, J.Toke, H.S.Xu

Neutron-Proton Asymmetry of the Midvelocity Material in an Intermediate-Energy Heavy-Ion Collision

NUCLEAR REACTIONS 120Sn(129Xe, X), E= 40 MeV/nucleon; measured fragment spectra, multiplicities, neutron and α σ(E, θ); deduced mid-velocity n-p asymmetry, reaction mechanism features. Comparison with model predictions, previous data.

doi: 10.1103/PhysRevC.62.031603


2000XU05     Phys.Rev.Lett. 85, 716 (2000)

H.S.Xu, M.B.Tsang, T.X.Liu, X.D.Liu, W.G.Lynch, W.P.Tan, A.Vander Molen, G.Verde, A.Wagner, H.F.Xi, C.K.Gelbke, L.Beaulieu, B.Davin, Y.Larochelle, T.Lefort, R.T.de Souza, R.Yanez, V.E.Viola, R.J.Charity, L.G.Sobotka

Isospin Fractionation in Nuclear Multifragmentation

NUCLEAR REACTIONS 112,124Sn(112Sn, X), (124Sn, X), E=50 MeV/nucleon; measured light and intermediate fragments isotopic distributions, relative yields; deduced gass phase isotopic distribution, related reaction mechanism features.

doi: 10.1103/PhysRevLett.85.716


1999LE02     Phys.Lett. 446B, 197 (1999)

R.C.Lemmon, M.B.Tsang, W.Trautmann, R.J.Charity, J.F.Dempsey, J.Dinius, W.Dunnweber, S.Gaff, C.K.Gelbke, M.J.Huang, G.J.Kunde, W.G.Lynch, L.Manduci, R.Popescu, R.Ronningen, L.G.Sobotka, L.Weathers, D.White

Direct Observation of the Inversion Flow

NUCLEAR REACTIONS 154Sm(14N, X), (14N, αX), E=35, 100, 155 MeV/nucleon; measured (charged particle)γ-coin, γ-rays circular polarization; deduced sign of mean transverse momentum of non-equilibrium light charged particles. Mean field, nucleon-nucleon collision dynamics.

doi: 10.1016/S0370-2693(98)01545-7


1998BA37     Nucl.Phys. A635, 428 (1998)

T.Baumann, E.Ramakrishnan, A.Azhari, J.R.Beene, R.J.Charity, J.F.Dempsey, M.L.Halbert, P.-F.Hua, R.A.Kryger, P.E.Mueller, R.Pfaff, D.G.Sarantites, L.G.Sobotka, D.W.Stracener, M.Thoennessen, G.Van Buren, R.L.Varner, S.Yokoyama

Evolution of the Giant Dipole Resonance in Excited 120Sn and 208Pb Nuclei Populated by Inelastic Alpha Scattering

NUCLEAR REACTIONS 120Sn(α, α'), E=40, 50 MeV/nucleon; 208Pb(α, α'), E=40 MeV/nucleon; measured Eγ, Iγ, Eα, Iα, αγ-coin. 120Sn, 208Pb deduced GDR width vs temperature, shape effects. Adiabatic coupling model.

doi: 10.1016/S0375-9474(98)00197-3


1998SH04     Phys.Rev. C57, 1508 (1998)

W.Q.Shen, M.B.Tsang, N.Carlin, R.J.Charity, J.Feng, C.K.Gelbke, W.C.Hsi, M.J.Huang, G.J.Kunde, M.-C.Lemaire, M.A.Lisa, W.G.Lynch, U.Lynen, Y.G.Ma, G.F.Peaslee, L.Phair, J.Pochodzalla, H.Sann, C.Schwarz, L.G.Sobotka, R.T.de Souza, S.R.Souza, W.Trautmann, C.Williams

Disappearance of Rotational Flow and Reaction Plane Dispersions in Kr + Au Collisions

NUCLEAR REACTIONS 197Au(84Kr, X), E=35, 55, 70, 100 MeV/nucleon; measured light charged particle σ(θ), dd(θ), tt(θ), αα(θ); deduced rotational flow energy dependence. 4π phoswich detector array.

doi: 10.1103/PhysRevC.57.1508


1997CH22     Phys.Rev. C56, 873 (1997)

R.J.Charity, M.Korolija, D.G.Sarantites, L.G.Sobotka

Charged-Particle Evaporation from Hot 164Yb Compound Nuclei and the Role of 5He Emission

NUCLEAR REACTIONS 100Mo(64Ni, X), E=5.0, 6.8, 9, 10 MeV/nucleon; 148Sm(16O, X), E=13.4 MeV/nucleon; measured evaporation residue σ(θ), light charged particle multiplicity; deduced reaction mechanism related features, evidence for 5He emission. Statistical model analysis.

doi: 10.1103/PhysRevC.56.873


1997KU02     Phys.Rev. C55, R990 (1997)

G.J.Kunde, S.Gaff, C.K.Gelbke, T.Glasmacher, M.J.Huang, R.Lemmon, W.G.Lynch, L.Manduci, L.Martin, R.Popescu, M.B.Tsang, J.Dempsey, R.J.Charity, L.G.Sobotka, D.K.Agnihotri, B.Djerroud, W.U.Schroder, W.Skulski, J.Toke, K.Wyrozebski, D.Ruess

Azimuthal 2α Correlations and Projectile-Residue Distributions Selected by Neutron and Charged-Particle Multiplicity Measurements

NUCLEAR REACTIONS 112Sn(112Sn, X), 124Sn(124Sn, X), E=40 MeV/nucleon; measured αα-azimuthal correlation function, projectilelike fragments charge distribution, neutron, charged particle multiplicities; deduced impact parameter selectivity related features.

doi: 10.1103/PhysRevC.55.R990


1997SO04     Phys.Rev. C55, 2109 (1997)

L.G.Sobotka, J.F.Dempsey, R.J.Charity, P.Danielewicz

Clustered and Neutron-Rich Low Density ' Neck ' Region Produced in Heavy-Ion Collisions

NUCLEAR REACTIONS 132Xe(124Xe, X), E at 55 MeV/nucleon; calculated total, nucleon densities projections; deduced d cluster role in neutron-rich species preponderance.

doi: 10.1103/PhysRevC.55.2109


1997TS02     Phys.Rev. C55, R557 (1997)

M.B.Tsang, C.Williams, M.J.Huang, W.G.Lynch, L.Phair, D.R.Bowman, J.Dinius, C.K.Gelbke, D.O.Handzy, W.C.Hsi, G.J.Kunde, M.A.Lisa, G.F.Peaslee, A.Botvina, M.-C.Lemaire, S.R.Souza, G.Van Buren, R.J.Charity, L.G.Sobotka, C.Schwarz, U.Lynen, J.Pochodzalla, H.Sann, W.Trautmann, D.Fox, R.T.de Souza, N.Carlin

Fragment Multiplicity Dependent Charge Distributions in Heavy Ion Collisions

NUCLEAR REACTIONS 197Au(84Kr, X), E=35-400 MeV/nucleon; measured intermediate mass fragment element distributions dependence on the multiplicity of detected fragments.

doi: 10.1103/PhysRevC.55.R557


1997WI06     Phys.Rev. C55, R2132 (1997); Comment Phys.Rev. C59, 550 (1999)

C.Williams, W.G.Lynch, C.Schwarz, M.B.Tsang, W.C.Hsi, M.J.Huang, D.R.Bowman, J.Dinius, C.K.Gelbke, D.O.Handzy, G.J.Kunde, M.A.Lisa, G.F.Peaslee, L.Phair, A.Botvina, M.-C.Lemaire, S.R.Souza, G.Van Buren, R.J.Charity, L.G.Sobotka, U.Lynen, J.Pochodzalla, H.Sann, W.Trautmann, D.Fox, R.T.de Souza, N.Carlin

Fragment Distributions for Highly Charged Systems

NUCLEAR REACTIONS 197Au(Kr, X), E=35, 55, 70, 100, 200, 400 MeV/nucleon; measured fragment charge distributions, mean transverse energy < E(t) >, rotational energy; deduced radial expansion velocities. Statistical model.

doi: 10.1103/PhysRevC.55.R2132


1996CO22     Phys.Rev.Lett. 77, 4508 (1996)

E.W.Cornell, T.M.Hamilton, D.Fox, Y.Lou, R.T.de Souza, M.J.Huang, W.C.Hsi, C.Schwarz, C.Williams, D.R.Bowman, J.Dinius, C.K.Gelbke, D.O.Handzy, M.A.Lisa, W.G.Lynch, G.F.Peaslee, L.Phair, M.B.Tsang, G.Van Buren, R.J.Charity, L.G.Sobotka, W.A.Friedman

Investigating the Evolution of Multifragmenting Systems with Fragment Emission Order

NUCLEAR REACTIONS 197Au(84Kr, X), E=70 MeV/nucleon; measured Be, C fragments correlated, uncorrelated yields vs difference velocity distribution; deduced thermally decaying source cooling evidence.

doi: 10.1103/PhysRevLett.77.4508


1996DE44     Phys.Rev. C54, 1710 (1996)

J.F.Dempsey, R.J.Charity, L.G.Sobotka, G.J.Kunde, S.Gaff, C.K.Gelbke, T.Glasmacher, M.J.Huang, R.C.Lemmon, W.G.Lynch, L.Manduci, L.Martin, M.B.Tsang, D.K.Agnihotri, B.Djerroud, W.U.Schroder, W.Skulski, J.Toke, W.A.Friedman

Isospin Dependence of Intermediate Mass Fragment Production in Heavy-Ion Collisions at E/A = 55 MeV

NUCLEAR REACTIONS 124Xe, 136Xe(112Sn, X), (124Sn, X), E=55 MeV/nucleon; measured 6He to 3,4He, Li, t, 3He relative yield vs projectilelike fragment Z, intermediate mass fragment number vs projectilelike fragment Z, other aspects; deduced intermediate mass fragment production isospin dependence.

doi: 10.1103/PhysRevC.54.1710


1996DE73     Nucl.Instrum.Methods Phys.Res. A383, 506 (1996)

M.Devlin, L.G.Sobotka, D.G.Sarantites, D.R.LaFosse

Simulated Response Characteristics of Gammasphere

doi: 10.1016/S0168-9002(96)00857-1


1996HA12     Phys.Rev. C53, 2273 (1996)

T.M.Hamilton, E.Cornell, D.Fox, Y.Lou, R.T.de Souza, M.J.Huang, W.C.Hsi, C.Schwarz, C.Williams, D.R.Bowman, J.Dinius, C.K.Gelbke, T.Glasmacher, D.O.Handzy, M.A.Lisa, W.G.Lynch, G.F.Peaslee, L.Phair, M.B.Tsang, G.Van Buren, R.J.Charity, L.G.Sobotka, A.A.Sonzogni, D.Prindle

Changing Source Characteristics During Multifragment Decay

NUCLEAR REACTIONS 197Au(84Kr, X), E=35, 55, 70 MeV/nucleon; measured charged particle multiplicities, (fragment)(fragment)-correlation, fragment velocities, σ (fragment E, theta); deduced spatial-temporal extent of the emitting source, dependence on fragment velocities.

doi: 10.1103/PhysRevC.53.2273


1996HU10     Phys.Rev.Lett. 77, 3739 (1996)

M.J.Huang, R.C.Lemmon, F.Daffin, W.G.Lynch, C.Schwarz, M.B.Tsang, C.Williams, P.Danielewicz, K.Haglin, W.Bauer, N.Carlin, R.J.Charity, R.T.de Souza, C.K.Gelbke, W.C.Hsi, G.J.Kunde, M.-C.Lemaire, M.A.Lisa, U.Lynen, G.F.Peaslee, J.Pochodzalla, H.Sann, L.G.Sobotka, S.R.Souza, W.Trautmann

Mass Dependence of Directed Collective FLow

NUCLEAR REACTIONS 197Au(84Kr, X), E=200 MeV/nucleon; measured fragment collective sidewards flow per nucleon mass dependence; deduced momentum dependent nuclear mean field evidence. BUU model.

doi: 10.1103/PhysRevLett.77.3739


1996KO47     Phys.Rev. C54, 3088 (1996)

T.Kozik, V.Abenante, R.J.Charity, A.Chbihi, Z.Majka, N.G.Nicolis, D.G.Sarantites, L.G.Sobotka, D.W.Stracener, C.Baktash, M.L.Halbert, D.C.Hensley, J.Lukasik

Collisions between 48Ti + 93Nb at 917 MeV

NUCLEAR REACTIONS 93Nb(48Ti, X), E=917 MeV; measured σ(fragment θ, E) for Z=1-23; deduced primary projectile-like, target-like fragments mass, kinetic, excitation energies. Quantum molecular dynamics model, prompt emitted particles.

doi: 10.1103/PhysRevC.54.3088


1996KU23     Phys.Rev.Lett. 77, 2897 (1996)

G.J.Kunde, S.J.Gaff, C.K.Gelbke, T.Glasmacher, M.J.Huang, R.Lemmon, W.G.Lynch, L.Manduci, L.Martin, M.B.Tsang, W.A.Friedman, J.Dempsey, R.J.Charity, L.G.Sobotka, D.K.Agnihotri, B.Djerroud, W.U.Schroder, W.Skulski, J.Toke, K.Wyrozebski

Multifragment Production in Reactions of 112Sn + 112Sn and 124Sn + 124Sn at E/A = 40 MeV

NUCLEAR REACTIONS 112,124Sn(124Sn, X), E=40 MeV/nucleon; measured charged particle, neutron, intermediate mass fragment multiplicities; deduced fragment emission mechanism.

doi: 10.1103/PhysRevLett.77.2897


1996RA15     Nucl.Phys. A599, 49c (1996)

E.Ramakrishnan, T.Baumann, A.Azhari, R.A.Kryger, R.Pfaff, M.Thoennessen, S.Yokoyama, J.R.Beene, M.L.Halbert, P.E.Mueller, D.W.Stracener, R.L.Varner, G.Van Buren, R.J.Charity, J.F.Dempsey, P.-F.Hua, D.G.Sarantites, L.G.Sobotka

Giant Dipole Resonance in Excited 120Sn and 208Pb Nuclei Populated by Inelastic Alpha Scattering

NUCLEAR REACTIONS 120Sn(α, α'), (α, X), E=40, 50 MeV/nucleon; 208Pb(α, α'), (α, X), E=40 MeV/nucleon; measured αγ-coin. 120Sn, 208Pb deduced GDR width vs excitation.

doi: 10.1016/0375-9474(96)00046-2


1996RA20     Phys.Rev.Lett. 76, 2025 (1996)

E.Ramakrishnan, T.Baumann, A.Azhari, R.A.Kryger, R.Pfaff, M.Thoennessen, S.Yokoyama, J.R.Beene, M.L.Halbert, P.E.Mueller, D.W.Stracener, R.L.Varner, R.J.Charity, J.F.Dempsey, D.G.Sarantites, L.G.Sobotka

Giant Dipole Resonance Built on Highly Excited States of 120Sn Nuclei Populated by Inelastic α Scattering

NUCLEAR REACTIONS 120Sn(α, α'), E=40, 50 MeV/nucleon; measured γα-coin. 120Sn deduced GDR built on highly excited states, width.

doi: 10.1103/PhysRevLett.76.2025


1996RA36     Phys.Lett. 383B, 252 (1996)

E.Ramakrishnan, A.Azhari, J.R.Beene, R.J.Charity, M.L.Halbert, P.-F.Hua, R.A.Kryger, P.E.Mueller, R.Pfaff, D.G.Sarantites, L.G.Sobotka, M.Thoennessen, G.Van Buren, R.L.Varner, S.Yokoyama

Temperature Dependence of the Giant Dipole Resonance Width in 208Pb

NUCLEAR REACTIONS 208Pb(α, α'), E=40 MeV/nucleon; measured α-spectra, γγ-coin. 208Pb deduced GDR width temperature dependence.

doi: 10.1016/0370-2693(96)00746-0


1996SA51     Nucl.Instrum.Methods Phys.Res. A381, 418 (1996)

D.G.Sarantites, P.-F.Hua, M.Devlin, L.G.Sobotka, J.Elson, J.T.Hood, D.R.LaFosse, J.E.Sarantites, M.R.Maier

' The Microball ' Design, Instrumentation and Response Characteristics of a 4π-Multidetector Exit Channel-Selection Device for Spectroscopic and Reaction Mechanism Studies with Gammasphere

NUCLEAR REACTIONS 58Ni(28Si, xnypzα), E=130 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin; deduced charged particle detector array characteristics. Other reactions discussed.

doi: 10.1016/S0168-9002(96)00785-1


1996SC27     Nucl.Phys. A607, 457 (1996)

A.Schuttauf, W.D.Kunze, A.Worner, M.Begemann-Blaich, Th.Blaich, D.R.Bowman, R.J.Charity, A.Cosmo, A.Ferrero, C.K.Gelbke, C.Gross, W.C.Hsi, J.Hubele, G.Imme, I.Iori, J.Kempter, P.Kreutz, G.J.Kunde, V.Lindenstruth, M.A.Lisa, W.G.Lynch, U.Lynen, M.Mang, T.Mohlenkamp, A.Moroni, W.F.J.Muller, M.Neumann, B.Ocker, C.A.Ogilvie, G.F.Peaslee, J.Pochodzalla, G.Raciti, F.Rosenberger, Th.Rubehn, H.Sann, C.Schwarz, W.Seidel, V.Serfling, L.G.Sobotka, J.Stroth, L.Stuttge, S.Tomasevic, W.Trautmann, A.Trzcinski, M.B.Tsang, A.Tucholski, G.Verde, C.W.Williams, E.Zude, B.Zwieglinski

Universality of Spectator Fragmentation at Relativistic Bombarding Energies

NUCLEAR REACTIONS 9Be, C, 27Al, Cu, In, 197Au, U(129Xe, X), (197Au, X), (238U, X), E=400, 500, 800, 1000 MeV/nucleon; measured fragment production σ, charge, charge asymmetries, correlations. Intranuclear cascade, statistical multifragmentation models analysis.

doi: 10.1016/S0375-9474(96)00239-4


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