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NSR database version of April 24, 2024.

Search: Author = R.J.McDonald

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2008AR09      Phys.Rev. C 78, 035502 (2008)

C.Arnaboldi, D.R.Artusa, F.T.Avignone III, M.Balata, I.Bandac, M.Barucci, J.W.Beeman, F.Bellini, C.Brofferio, C.Bucci, S.Capelli, L.Carbone, S.Cebrian, M.Clemenza, O.Cremonesi, R.J.Creswick, A.de Waard, S.Di Domizio, M.J.Dolinski, H.A.Farach, E.Fiorini, G.Frossati, A.Giachero, A.Giuliani, P.Gorla, E.Guardincerri, T.D.Gutierrez, E.E.Haller, R.H.Maruyama, R.J.McDonald, S.Nisi, C.Nones, E.B.Norman, A.Nucciotti, E.Olivieri, M.Pallavicini, E.Palmieri, E.Pasca, M.Pavan, M.Pedretti, G.Pessina, S.Pirro, E.Previtali, L.Risegari, C.Rosenfeld, S.Sangiorgio, M.Sisti, A.R.Smith, L.Torres, G.Ventura, M.Vignati

Results from a search for the 0 νββ-decay of 130Te

RADIOACTIVITY 130Te(2β-); measured decay products, Eγ, Iγ; deduced T1/2 limit for neutrinoless double-beta decay.

doi: 10.1103/PhysRevC.78.035502
Citations: PlumX Metrics

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2005AR25      Phys.Rev.Lett. 95, 142501 (2005)

C.Arnaboldi, D.R.Artusa, F.T.Avignone III, M.Balata, I.Bandac, M.Barucci, J.W.Beeman, C.Brofferio, C.Bucci, S.Capelli, L.Carbone, S.Cebrian, O.Cremonesi, R.J.Creswick, A.de Waard, H.A.Farach, E.Fiorini, G.Frossati, E.Guardincerri, A.Giuliani, P.Gorla, E.E.Haller, R.J.McDonald, A.Morales, E.B.Norman, A.Nucciotti, E.Olivieri, M.Pallavicini, E.Palmieri, E.Pasca, M.Pavan, M.Pedretti, G.Pessina, S.Pirro, E.Previtali, L.Risegari, C.Rosenfeld, S.Sangiorgio, M.Sisti, A.R.Smith, L.Torres, G.Ventura

New Limit on the Neutrinoless ββ Decay of 130Te

RADIOACTIVITY 130Te(2β-); measured 0νββ-decay T1/2 lower limit.

doi: 10.1103/PhysRevLett.95.142501
Citations: PlumX Metrics


2005PI02      Nucl.Phys. B(Proc.Supp.) S138, 210 (2005)

S.Pirro, C.Arnaboldi, D.R.Artusa, F.T.Avignone III, M.Balata, I.Bandac, M.Barucci, J.Beeman, C.Brofferio, C.Bucci, S.Capelli, F.Capozzi, L.Carbone, S.Cebrian, O.Cremonesi, R.J.Creswick, A.de Waard, H.A.Farach, A.Fascilla, E.Fiorini, G.Frossati, A.Giuliani, P.Gorla, E.E.Haller, I.G.Irastorza, R.J.McDonald, A.Morales, E.B.Norman, A.Nucciotti, E.Olivieri, V.Palmieri, E.Pasca, M.Pavan, M.Pedretti, G.Pessina, E.Previtali, C.Pobes, M.Pyle, L.Risegari, C.Rosenfeld, M.Sisti, A.R.Smith, L.Torres, G.Ventura

First results of the CUORICINO experiment

RADIOACTIVITY 130Te(2β-); measured 0ν2β-decay T1/2 lower limit.

doi: 10.1016/j.nuclphysbps.2004.11.050
Citations: PlumX Metrics


2004AR04      Phys.Lett. B 584, 260 (2004)

C.Arnaboldi, D.R.Artusa, F.T.Avignone III, M.Balata, I.Bandac, M.Barucci, J.W.Beeman, C.Brofferio, C.Bucci, S.Capelli, F.Capozzi, L.Carbone, S.Cebrian, O.Cremonesi, R.J.Creswick, A.de Waard, H.A.Farach, A.Fascilla, E.Fiorini, G.Frossati, A.Giuliani, P.Gorla, E.E.Haller, R.J.McDonald, A.Morales, E.B.Norman, A.Nucciotti, E.Olivieri, E.Palmieri, E.Pasca, M.Pavan, M.Pedretti, G.Pessina, S.Pirro, C.Pobes, E.Previtali, M.Pyle, L.Risegari, C.Rosenfeld, S.Sangiorgio, M.Sisti, A.R.Smith, L.Torres, G.Ventura

First results on neutrinoless double beta decay of 130Te with the calorimetric CUORICINO experiment

RADIOACTIVITY 130Te(2β-); measured 0ν-accompanied 2β-decay T1/2 lower limit; deduced neutrino mass upper limit.

doi: 10.1016/j.physletb.2004.01.040
Citations: PlumX Metrics


2004NO05      Nucl.Instrum.Methods Phys.Res. A521, 608 (2004); Comment Nucl.Instrum.Methods Phys.Res. A534, 578 (2004)

E.B.Norman, S.G.Prussin, R.-M.Larimer, H.Shugart, E.Browne, A.R.Smith, R.J.McDonald, H.Nitsche, P.Gupta, M.I.Frank, T.B.Gosnell

Signatures of fissile materials: high-energy γ rays following fission

NUCLEAR REACTIONS 235U, 239Pu(n, F), E=thermal; measured β-delayed Eγ, Iγ from fission fragment decay. Application to fissile material detection discussed.

doi: 10.1016/j.nima.2003.10.097
Citations: PlumX Metrics


2002BR25      Czech.J.Phys. 52, 531 (2002)

C.Brofferio, C.Arnaboldi, S.Capelli, L.Carbone, O.Cremonesi, E.Fiorini, D.Giugni, P.Negri, A.Nucciotti, M.Pavan, G.Pessina, S.Pirro, E.Previtali, M.Sisti, M.Vanzini, L.Zanotti, J.Beeman, R.J.McDonald, E.E.Haller, E.B.Norman, A.R.Smith, A.Giuliani, M.Pedretti, M.Barucci, G.Ventura, M.Balata, C.Bucci, C.Pobes, V.Palmieri, G.Frossati, A.De Waard, F.T.Avignone, R.J.Creswick, H.A.Farach, C.Rosenfeld, S.Cebrian, I.G.Irastorza, A.Morales

Present and Future Cryogenic Experiments on Double-Beta Decay

doi: 10.1023/A:1015361411086
Citations: PlumX Metrics


2001NO10      Phys.Lett. 519B, 15 (2001)

E.B.Norman, G.A.Rech, E.Browne, R.-M.Larimer, M.R.Dragowsky, Y.D.Chan, M.C.P.Isaac, R.J.McDonald, A.R.Smith

Influence of Physical and Chemical Environments on the Decay Rates of 7Be and 40K

RADIOACTIVITY 7Be, 40K(EC); measured Eγ, Iγ, T1/2 for sources implanted in various materials; deduced environmental effects. Implications for solar neutrino measurements and potassium/argon dating discussed.

doi: 10.1016/S0370-2693(01)01097-8
Citations: PlumX Metrics


1996IS07      Nucl.Phys.(Proc.Suppl.) S48, 244 (1996)

M.C.P.Isaac, Y.D.Chan, D.Hurley, K.T.Lesko, R.J.McDonald, M.E.Moorhead, E.B.Norman, A.R.Smith, R.G.Stokstad

Preliminary Results from a Study of the Double Beta Decay of 150Nd

RADIOACTIVITY 150Nd(2β); measured Eγ, Iγ followed 2ν-accompanied 2β-decay; deduced T1/2 lower limit for decay to 0+ state in 150Sm.

doi: 10.1016/0920-5632(96)00251-4
Citations: PlumX Metrics


1993MO03      Phys.Rev.Lett. 70, 537 (1993)

J.D.Molitoris, W.E.Meyerhof, Ch.Stoller, R.Anholt, D.W.Spooner, L.G.Moretto, L.G.Sobotka, R.J.McDonald, G.J.Wozniak, M.A.McMahan, L.Blumenfeld, N.Colonna, M.Nessi, E.Morenzoni

Molecular-Orbital Study of Late-Fission Times in Deep-Inelastic 238U + 238U Collisions

NUCLEAR REACTIONS 238U(238U, X), (238U, F), E=7.5 MeV/nucleon; measured K-vacancy production probability for no-fission, single-, double fission channels; deduced U-like products late fission time scales.

doi: 10.1103/PhysRevLett.70.537
Citations: PlumX Metrics


1991DA17      Phys.Rev. C44, 2584 (1991)

K.Danzmann, W.E.Meyerhof, A.Belkacem, E.C.Montenegro, E.Dillard, H.P.Hulskotter, N.Guardala, D.W.Spooner, B.Kotlinski, D.Cline, A.Kavka, C.W.Beausang, J.Burde, R.J.McDonald, A.O.Macchiavelli, B.S.Rude, J.D.Molitoris

Search for Narrow-Peak Structure in the Three-Photon Spectrum from 6-MeV/Nucleon U + Th, U + U, and Th + Th Collisions

NUCLEAR REACTIONS Th(Th, X), E=5.75 MeV/nucleon; U(U, X), E=5.95 MeV/nucleon; Th(U, X), E=6.05 MeV/nucleon; measured three-photon production σ upper limit.

doi: 10.1103/PhysRevC.44.2584
Citations: PlumX Metrics


1991HE19      Phys.Rev. C44, 2598 (1991)

K.G.Helmer, C.Y.Wu, D.Cline, M.A.Deleplanque, R.M.Diamond, A.E.Kavka, W.J.Kernan, X.T.Liu, A.O.Macchiavelli, R.J.McDonald, J.O.Rasmussen, F.S.Stephens, M.A.Stoyer, E.G.Vogt

Population of High-Spin States in 234U by Heavy-Ion-Induced Transfer Reactions

NUCLEAR REACTIONS 235U(58Ni, 59Ni), E=325 MeV; 235U(206Pb, 207Pb), E=1394 MeV; measured Eγ, Iγ, (particle)γγ-coin; deduced one-nucleon transfer σ. Q(gg) systematics model comparison.

doi: 10.1103/PhysRevC.44.2598
Citations: PlumX Metrics


1990BE11      Z.Phys. A335, 325 (1990)

C.W.Beausang, E.A.Henry, J.A.Becker, N.Roy, S.W.Yates, M.A.Deleplanque, R.M.Diamond, F.S.Stephens, J.E.Draper, W.H.Kelly, J.Burde, R.J.McDonald, E.Rubel, M.J.Brinkman, J.A.Cizewski, Y.A.Akovali

Observation of Superdeformed Bands in 194Hg

NUCLEAR REACTIONS 150Nd(48Ca, 4n), (48Ca, 5n), E=195-210 MeV; measured γγγ-, γγ-coin. 194Hg deduced levels, J, π, superdeformed band structure.


1990DI01      Phys.Rev. C41, R1327 (1990)

R.M.Diamond, C.W.Beausang, A.O.Macchiavelli, J.C.Bacelar, J.Burde, M.A.Deleplanque, J.E.Draper, C.Duyar, R.J.McDonald, F.S.Stephens

Line Shape and Lifetimes in the 135Nd Superdeformed Band

NUCLEAR REACTIONS 100Mo(40Ar, 5n), E=175 MeV; measured γγγ-coin, DSA. 135Nd deduced levels, J, π, superdeformed band features, transition quadrupole moment.

doi: 10.1103/PhysRevC.41.R1327
Citations: PlumX Metrics


1990HE09      Z.Phys. A335, 361 (1990)

E.A.Henry, M.J.Brinkman, C.W.Beausang, J.A.Becker, N.Roy, S.W.Yates, J.A.Cizewski, R.M.Diamond, M.A.Deleplanque, F.S.Stephens, J.E.Draper, W.H.Kelly, R.J.McDonald, J.Burde, A.Kuhnert, W.Korten, E.Rubel, Y.A.Akovali

Superdeformed Bands in 193Hg and 194Hg

NUCLEAR REACTIONS 176Yb(22Ne, 5n), (22Ne, 6n), E=116, 122 MeV; 150Nd(48Ca, 5n), (48Ca, 4n), E=195-210 MeV; measured γγ-coin. 193,194Hg deduced levels, J, π, superdeformed band structure.


1989DE10      Phys.Rev. C39, 1651 (1989)

M.A.Deleplanque, C.W.Beausang, J.Burde, R.M.Diamond, F.S.Stephens, R.J.McDonald, J.E.Draper

Superdeformation in the Odd-Odd Nucleus 150Tb: Experimental search for superdeformed configurations

NUCLEAR REACTIONS 124Sn(31P, X), E=160 MeV; measured E(γ), I(γ), γγ(θ), γγγ-coin. 150Tb deduced levels, J, π, deformation, band structure, superdeformed band.

doi: 10.1103/PhysRevC.39.1651
Citations: PlumX Metrics


1989SA03      Phys.Lett. 218B, 427 (1989)

D.G.Sarantites, D.R.Bowman, G.J.Wozniak, R.J.Charity, Z.H.Liu, R.J.McDonald, M.A.McMahan, L.G.Moretto

Complex Fragments from Excited Actinide Nuclei. A New Test of the Finite Range Model

NUCLEAR REACTIONS 232Th(12C, X), E=8.4 MeV/nucleon; measured (fragment)(fragment)-coin. 244Cm deduced decay mechanism.

doi: 10.1016/0370-2693(89)91440-8
Citations: PlumX Metrics


1988BE43      Phys.Lett. 215B, 624 (1988)

E.M.Beck, H.Hubel, R.M.Diamond, J.C.Bacelar, M.A.Deleplanque, K.H.Maier, R.J.McDonald, F.S.Stephens, P.O.Tjom

Loss of Collectivity Along the Yrast Line in 158Er

NUCLEAR REACTIONS 122Sn(40Ar, 4n), E=181 MeV; measured γγ-coin, RDM. 158Er deduced levels, J, π, T1/2, B(λ), transition quadrupole moments.

doi: 10.1016/0370-2693(88)90032-9
Citations: PlumX Metrics


1988BU19      Phys.Rev. C38, 2470 (1988)

J.Burde, A.O.Macchiavelli, M.A.Deleplanque, R.M.Diamond, F.S.Stephens, C.W.Beausang, R.J.McDonald, J.E.Draper

Unusual Rotational Behavior in 178Os

NUCLEAR REACTIONS 154Sm(29Si, 5n), E=150, 155 MeV; measured γγ-coin. 178Os deduced levels, J, π, Iγ, band features, superdeformation aspects.

doi: 10.1103/PhysRevC.38.2470
Citations: PlumX Metrics


1988CH04      Nucl.Phys. A476, 516 (1988)

R.J.Charity, D.R.Bowman, Z.H.Liu, R.J.McDonald, M.A.McMahan, G.J.Wozniak, L.G.Moretto, S.Bradley, W.L.Kehoe, A.C.Mignerey

Emission of Complex Fragments from Highly Excited Systems Produced in 93Nb + 9Be and 27Al Reactions at E/A = 25.4 and 30.3 MeV

NUCLEAR REACTIONS 9Be, 27Al(93Nb, X), E=25.4, 30.3 MeV/nucleon; measured σ(fragment E, θ), (fragment)(fragment)-coin; deduced reaction mechanism. Statistical model calculations.

doi: 10.1016/0375-9474(88)90422-8
Citations: PlumX Metrics


1988CH19      Nucl.Phys. A483, 371 (1988)

R.J.Charity, M.A.McMahan, G.J.Wozniak, R.J.McDonald, L.G.Moretto, D.G.Sarantites, L.G.Sobotka, G.Guarino, A.Pantaleo, L.Fiore, A.Gobbi, K.D.Hildenbrand

Systematics of Complex Fragment Emission in Niobium-Induced Reactions

NUCLEAR REACTIONS Be, C, 27Al(Nb, X), E=11.4, 14.7, 18.0 MeV/nucleon; measured σ(fragment, E, θ), (fragment)(fragment)-coin. Statistical model calculations.

doi: 10.1016/0375-9474(88)90542-8
Citations: PlumX Metrics


1988DE10      Phys.Rev.Lett. 60, 1626 (1988)

M.A.Deleplanque, C.Beausang, J.Burde, R.M.Diamond, J.E.Draper, C.Duyar, A.O.Macchiavelli, R.J.McDonald, F.S.Stephens

Superdeformed Band in 148Gd: A test of shell effects in the mass-150 region

NUCLEAR REACTIONS 104Ru(48Ca, 4n), E=202, 215 MeV; 124Sn(29Si, 5n), E=157, 150 MeV; measured γ-spectra, γγ-coin. 148Gd deduced levels, J, π, band structure, deformation, superdeformation.

doi: 10.1103/PhysRevLett.60.1626
Citations: PlumX Metrics


1988MA38      Phys.Rev. C38, 1088 (1988)

A.O.Macchiavelli, J.Burde, R.M.Diamond, C.W.Beausang, M.A.Deleplanque, R.J.McDonald, F.S.Stephens, J.E.Draper

Superdeformation in 104,105Pd

NUCLEAR REACTIONS 64Ni(48Ca, 4nα), (48Ca, 3nα), E=200 MeV; measured γγ-coin, γγ(θ), Eγ, Iγ. 104,105Pd deduced levels, J, π, moments of inertia, superdeformation evidence.

doi: 10.1103/PhysRevC.38.1088
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


1987BE19      J.Phys.(London) B20, L505 (1987)

E.M.Bernstein, M.W.Clark, J.A.Tanis, K.H.Berkner, R.J.McDonald, A.S.Schlachter, J.W.Stearns, W.G.Graham, R.H.McFarland, T.J.Morgan, J.R.Mowat, D.W.Mueller, M.P.Stockli

Resonant Electron Transfer and L-Shell Excitation for 41Nb31+ and 57La40+ Ions

ATOMIC PHYSICS 2H(La, X), (Nb, X), E ≤ 600 MeV; measured L X-ray production σ(E); deduced electron correlation role.

doi: 10.1088/0022-3700/20/15/009
Citations: PlumX Metrics


1987BE20      Z.Phys. A327, 397 (1987)

E.M.Beck, M.A.Deleplanque, R.M.Diamond, R.J.McDonald, F.S.Stephens, J.C.Bacelar, J.E.Draper

High-Spin Spectroscopy of 168Hf

NUCLEAR REACTIONS 124Sn(48Ti, 4n), E=210, 215 MeV; measured Eγ, Iγ, γγ-coin, γ energy correlations. 168Hf deduced levels, J, π. High energy resolution array.


1987BE32      Phys.Lett. 195B, 531 (1987)

E.M.Beck, R.J.McDonald, A.O.Macchiavelli, J.C.Bacelar, M.A.Deleplanque, R.M.Diamond, J.E.Draper, F.S.Stephens

Superdeformed Bands in Nd Nuclei

NUCLEAR REACTIONS 98Mo(40Ar, 4n), E=173 MeV; 100Mo(40Ar, 4n), E=176 MeV; measured Eγ, Iγ, γγ-energy correlations. 134,136Nd deduced levels, J, π, superdeformed bands, dynamic moments of inertia.

doi: 10.1016/0370-2693(87)91568-1
Citations: PlumX Metrics


1987BE57      Phys.Rev.Lett. 58, 2182 (1987)

E.M.Beck, F.S.Stephens, J.C.Bacelar, M.A.Deleplanque, R.M.Diamond, J.E.Draper, C.Duyar, R.J.McDonald

Superdeformed Band in 135Nd

NUCLEAR REACTIONS 100Mo(40Ar, 5n), E=173, 177 MeV; measured γγ-coin. 135Nd deduced levels, J, π, superdeformed band, moment of inertia.

doi: 10.1103/PhysRevLett.58.2182
Citations: PlumX Metrics


1987BO14      Phys.Lett. 189B, 282 (1987)

D.R.Bowman, W.L.Kehoe, R.J.Charity, M.A.McMahan, A.Moroni, A.Bracco, S.Bradley, I.Iori, R.J.McDonald, A.C.Mignerey, L.G.Moretto, M.N.Namboodiri, G.J.Wozniak

Complex Fragment Emission at 50 MeV/u: Compound nuclei forever ( question )

NUCLEAR REACTIONS 12C(139La, X), E=50 MeV/nucleon; measured fragment σ(θ), (fragment)(fragment)-coin for Z=12-135; deduced source, center-of-mass velocities, reaction mechanism.

doi: 10.1016/0370-2693(87)91432-8
Citations: PlumX Metrics


1987DE18      Phys.Lett. 193B, 422 (1987)

M.A.Deleplanque, J.C.Bacelar, E.M.Beck, R.M.Diamond, J.E.Draper, R.J.McDonald, F.S.Stephens

New Structures at High Spin in 159Er

NUCLEAR REACTIONS 124Sn(40Ar, 5n), E=180 MeV; measured Eγ, Iγ, γγ-coin. 159Er deduced levels, J, π, γ-branching, band characteristics. Compton suppressed Ge detectors.

doi: 10.1016/0370-2693(87)91690-X
Citations: PlumX Metrics


1987MA54      Phys.Rev. C36, 2177 (1987)

A.O.Macchiavelli, M.A.Deleplanque, R.M.Diamond, R.J.McDonald, F.S.Stephens, J.E.Draper

Search for Entrance-Channel Effects in the Production of Superdeformed Nuclei

NUCLEAR REACTIONS 82Se(74Ge, 4n), E=4.6 MeV/nucleon; measured γγ-coin. 152Dy deduced levels, superdeformed band excitation mechanism.

doi: 10.1103/PhysRevC.36.2177
Citations: PlumX Metrics


1986CH08      Phys.Rev.Lett. 56, 1354 (1986)

R.J.Charity, M.A.McMahan, D.R.Bowman, Z.H.Liu, R.J.McDonald, G.J.Wozniak, L.G.Moretto, S.Bradley, W.L.Kehoe, A.C.Mignerey, M.N.Namboodiri

Characterization of Hot Compound Nuclei from Binary Decay into Complex Fragments

NUCLEAR REACTIONS 9Be, 27Al(93Nb, X), E=25-30 MeV/nucleon; measured fragment distribution in the Z-plane.

doi: 10.1103/PhysRevLett.56.1354
Citations: PlumX Metrics


1986MO29      Z.Phys. D2, 91 (1986)

J.D.Molitoris, Ch.Stoller, R.Anholt, W.E.Meyerhof, D.W.Spooner, R.J.McDonald, L.G.Sobotka, G.J.Wozniak, L.G.Moretto, M.A.McMahan, E.Morenzoni, M.Nessi, W.Wolfli

K-Shell Ionization in 7.5- and 8.6-MeV/a.m.u. U + U Collisions at Very Small Impact Parameters

NUCLEAR REACTIONS 238U(238U, X), E=7.5, 8.6 MeV/nucleon; measured X-ray spectra; deduced K-vacancy production probability.

doi: 10.1007/BF01438230
Citations: PlumX Metrics


1986SO05      Phys.Lett. 175B, 27 (1986)

L.G.Sobotka, G.J.Wozniak, R.J.McDonald, M.A.McMahan, R.J.Charity, L.G.Moretto, Z.H.Liu, F.S.Stephens, R.M.Diamond, M.A.Deleplanque, A.J.Pacheco

Excitation Energy Division in the First 160 MeV of Total Kinetic Energy Loss for the Reaction 684 MeV 80Kr + 174Yb

NUCLEAR REACTIONS 174Yb(80Kr, X)168Hf/170Hf/172Hf/174Hf/176Hf, E=684 MeV; measured (fragment)γ-coin, mean Hf isotope mass; deduced excitation energy division, thermal equilibrium channel dependence.

doi: 10.1016/0370-2693(86)90325-4
Citations: PlumX Metrics


1985MO19      Nucl.Phys. A442, 578 (1985)

D.J.Morrissey, G.J.Wozniak, L.G.Sobotka, R.J.McDonald, A.J.Pacheco, L.G.Moretto

Sequential Fission Angular Distribution from Mass-Asymmetric Heavy-Ion Reactions

NUCLEAR REACTIONS 197Au, 238U(40Ar, XF), E=340 MeV; measured sequential fission fragment in-plane, out-of-plane σ(θ); deduced spin transfer, alignment. Equilibrium statistical model, other data systematics.

doi: 10.1016/S0375-9474(85)80031-2
Citations: PlumX Metrics


1984MC10      Nucl.Instrum.Methods 219, 508 (1984)

R.J.McDonald, L.G.Sobotka, Z.Q.Yao, G.J.Wozniak, G.Guarino

Large Solid Angle Bragg-Curve Spectrometer

ATOMIC PHYSICS Ag(28Si, 28Si), E=206 MeV; Ag(56Fe, 56Fe), E=413 MeV; 197Au(86Kr, 86Kr), E=670 MeV; measured scattered beam charge, energy resolution. Bragg curve spectrometer.

doi: 10.1016/0167-5087(84)90222-9
Citations: PlumX Metrics


1984SO14      Phys.Rev.Lett. 53, 2004 (1984)

L.G.Sobotka, M.A.McMahan, R.J.McDonald, C.Signarbieux, G.J.Wozniak, M.L.Padgett, J.H.Gu, Z.H.Liu, Z.Q.Yao, L.G.Moretto

Compound-Nucleus Decay along the Mass-Asymmetry Coordinate and the Role of the Businaro-Gallone Point

NUCLEAR REACTIONS 9Be, 12C(74Ge, X), (93Nb, X), (139La, X), E=7.4, 8.4 MeV/nucleon; measured fragment charge distributions, σ(θ) vs charge asymmetry; deduced compound nucleus mass dependence.

doi: 10.1103/PhysRevLett.53.2004
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1983KA16      Z.Phys. A313, 31 (1983)

M.Kaplan, D.J.Moses, D.O.Eriksen, M.Kildir, D.R.G.Logan, M.S.Zisman, R.J.McDonald

Light Charged Particle Emission and Fission in 238U + 238U Collisions at 1, 740 MeV

NUCLEAR REACTIONS 197Au, 238U(238U, pX), (238U, αX), E=7.31 MeV/nucleon; measured p(fragment)-, α(fragment)-coin, σ(θp, Ep), σ(θα, Eα); deduced reaction mechanism, target, projectile sequential fission.

doi: 10.1007/BF02115840
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1983PA03      Nucl.Phys. A397, 313 (1983)

A.J.Pacheco, G.J.Wozniak, R.J.McDonald, R.M.Diamond, C.C.Hsu, L.G.Moretto, D.J.Morrissey, L.G.Sobotka, F.S.Stephens

Angular-Momentum Transfer and Alignment in Deep-Inelastic Reactions for nearly Symmetric Heavy-Ion Systems

NUCLEAR REACTIONS 176Yb, 148Sm, Ag(165Ho, X), E=1400 MeV; measured continuum γ(θ), γ-multiplicity; deduced fragment spin distributions.

doi: 10.1016/0375-9474(83)90106-9
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1983SO05      Phys.Rev. C28, 219 (1983)

L.G.Sobotka, R.J.McDonald, G.J.Wozniak, D.J.Morrissey, A.J.Pacheco, L.G.Moretto

Alpha-Particle Emission from the Reaction 1354 MeV 165Ho + 181Ta

NUCLEAR REACTIONS 181Ta(165Ho, αX), E=1354 MeV; measured σ(Eα, θα, fragment θ), σ(Eα, φα, fragment θ); deduced α-particle multiplicity, nuclear temperature.

doi: 10.1103/PhysRevC.28.219
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1982DR04      Phys.Rev.Lett. 49, 434 (1982)

J.E.Draper, J.O.Newton, L.G.Sobotka, K.H.Lindenberger, G.J.Wozniak, L.G.Moretto, F.S.Stephens, R.M.Diamond, R.J.McDonald

Dependence of the Giant Dipole Strength Function on Excitation Energy

NUCLEAR REACTIONS 181Ta(136Xe, X), E=1150 MeV; measured Eγ, Iγ, σ(fragment) vs E for projectile-like fragments; deduced GDR strength function energy depedence.

doi: 10.1103/PhysRevLett.49.434
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1982MC02      Nucl.Phys. A373, 54 (1982)

R.J.McDonald, A.J.Pacheco, G.J.Wozniak, H.H.Bolotin, L.G.Moretto, C.Schuck, S.Shih, R.M.Diamond, F.S.Stephens

Evidence for Spin Fluctuations in the Deep-Inelastic Reaction 165Ho + 165Ho at 8.5 MeV/amu

NUCLEAR REACTIONS 165Ho(165Ho, X), E=1.4 GeV; measured γ-multiplicity, anisotropy; deduced transfer angular momentum magnitude, alignment, (Q) dependence. Equilibrium model, deep inelastic processes.

doi: 10.1016/0375-9474(82)90181-6
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1982MO06      Z.Phys. A305, 131 (1982)

D.J.Morrissey, G.J.Wozniak, L.G.Sobotka, A.J.Pacheco, C.C.Hsu, R.J.McDonald, L.G.Moretto

Angular Momentum, Statistical Equilibrium and Sequential Fission in Very Asymmetric Systems

NUCLEAR REACTIONS, Fission 197Au, 238U(20Ne, F), E=252 MeV; measured (fragment)(fragment)-coin, σ(fragment θ, φ). Statistical model.

doi: 10.1007/BF01415020
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1982MO21      Nucl.Phys. A389, 120 (1982)

D.J.Morrissey, G.J.Wozniak, L.G.Sobotka, A.J.Pacheco, R.J.McDonald, C.C.Hsu, L.G.Moretto

Intrinsic Fragment Spins Generated in the Reactions of 20Ne with 197Au and 238U at 12.6 MeV/Nucleon

NUCLEAR REACTIONS 238U, 197Au(20Ne, F), E=252 MeV; measured fission σ(fragment E), (fragment)(fragment)-coin, σ(E1, φ1, E2, φ2), σ(E1, φ2, E2, θ2); deduced fragment spin, alignment vs (Q). In-plane, out-of-plane measurements. Equilibrium statistical model.

doi: 10.1016/0375-9474(82)90294-9
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1982SO06      Phys.Rev. C25, 1693 (1982)

L.G.Sobotka, R.J.McDonald, G.J.Wozniak, D.J.Morrissey, A.J.Pacheco, L.G.Moretto

Alpha-Particle Emission from the Deep-Inelastic Reaction 1354 MeV 165Ho + 181Ta

NUCLEAR REACTIONS 181Ta(165Ho, αX), E=1354 MeV; measured σ(Eα, θα, fragment θ); deduced α-emission mechanism. ΔE-E telescopes. Deep inelastic reaction.

doi: 10.1103/PhysRevC.25.1693
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1981SO01      Phys.Rev.Lett. 46, 887 (1981)

L.G.Sobotka, C.C.Hsu, G.J.Wozniak, G.U.Rattazzi, R.J.McDonald, A.J.Pacheco, L.G.Moretto

Rigid Rotation and l-Wave Fractionation in the Deep-Inelastic Reaction: 664-MeV 84Kr + (nat)Ag

NUCLEAR REACTIONS Ag(84Kr, X), E=664 MeV; measured γ-multiplicity, (fragment)αγ-coin, σ(α(φ), fragment Z); deduced fragment spins. Rigid rotation, deep inelastic reaction.

doi: 10.1103/PhysRevLett.46.887
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1980WO03      Phys.Rev.Lett. 45, 1081 (1980)

G.J.Wozniak, R.J.McDonald, A.J.Pacheco, C.C.Hsu, D.J.Morrissey, L.G.Sobotka, L.G.Moretto, S.Shih, C.Schuck, R.M.Diamond, H.Kluge, F.S.Stephens

Rise and Fall of the Spin Alignment in Deep-Inelastic Reactions

NUCLEAR REACTIONS 165Ho(165Ho, X), E=8.5 MeV/nucleon; measured γ-multiplicity, anisotropy; deduced transferred angular momentum magnitude, alignment vs Q, spin alignment behavior in deep inelastic reactions.

doi: 10.1103/PhysRevLett.45.1081
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1979MC02      Phys.Rev. C20, 546 (1979)

R.J.McDonald, J.E.Draper

In-Beam Electron Conversion from High-Spin States in 203Pb

NUCLEAR REACTIONS 204Hg(α, 5n), E=53.5 MeV; measured Eγ, Iγ, I(ce), γ(t). 203Pb levels deduced J, π, ICC, δ, B(λ). Ge(Li), Si(Li) detectors.

doi: 10.1103/PhysRevC.20.546
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1979SC16      Phys.Rev. C20, 88 (1979)

N.C.Schoen, G.Orlov, R.J.McDonald

Excitation Functions for Radioactive Isotopes Produced by Proton Bombardment of Fe, Co, and W in the Energy Range from 10 to 60 MeV

NUCLEAR REACTIONS Fe, Co, W(p, xpyn), E ≤ 63 MeV; measured production σ(E) for 48V, 51Cr, 52,54Mn, 56,57,58Co, 183,184Re.

doi: 10.1103/PhysRevC.20.88
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0179.


1978DR09      Nucl.Instrum.Methods 151, 135 (1978)

J.E.Draper, R.J.McDonald, W.G.Wyckoff

In-Beam Conversion Electron Spectrometer

RADIOACTIVITY 137Cs, 133Ba, 152Eu; measured I(ce). In-beam electron spectrometer.

NUCLEAR REACTIONS 204Hg(α, 2n), E=30 MeV; measured I(ce). In-beam electron spectrometer.

doi: 10.1016/0029-554X(78)90480-9
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1978MC03      Phys.Rev. C17, 944 (1978)

R.J.McDonald, J.E.Draper

Levels of 200Pb and Isomers

NUCLEAR REACTIONS 198Hg(α, 2nγ), E=30 MeV; measured I(ce)(t), γ(t). 200Pb deduced levels, J, π, ICC, T1/2. Ge(Li), Si(Li) detectors.

doi: 10.1103/PhysRevC.17.944
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1977DR08      Phys.Rev. C16, 1594 (1977)

J.E.Draper, R.J.McDonald, N.S.P.King

In-Beam Study of 206Pb Level Scheme Including Conversion Electrons ≥ 40 keV

NUCLEAR REACTIONS 204Hg(α, 2nγ), E=30 MeV; measured I(ce), Eγ, Iγ, γγ-coin, γ(t). 206Pb deduced levels, J, π, ICC. Ge(Li), Si(Li) detectors.

doi: 10.1103/PhysRevC.16.1594
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