Selected previous papers
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Alpha Decay of Deformed Even-Even Nuclei
R. R. Chasman and J. O. Rasmussen
Phys. Rev. 112, 512-518 (1958)
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Theoretical Studies of the Alpha Decay of U233
R. R. Chasman and J. O. Rasmussen
Phys. Rev. 115, 1257-1263 (1959)
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Calculations in Nuclear Evaporation Theory
Richard Chasman
Phys. Rev. 122, 902-907 (1961)
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New Approximation for Pairing Forces in Nuclei
Richard R. Chasman
Phys. Rev. Lett. 7, 418-419 (1961)
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Nuclear Magnetic Moments of W183, Os187, and
Fe57
Richard R. Chasman
Phys. Rev. 129, 2113-2116 (1963)
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Eigenvalues of the Nuclear Pairing Hamiltonian
Richard R. Chasman
Phys. Rev. 132, 343-345 (1963)
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Eigenfunctions of the Nuclear Pairing Hamiltonian
R. R. Chasman
Phys. Rev. 134, B279-B284 (1964)
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"Seniority-Zero" Excited States of the Pairing Hamiltonian
R. R. Chasman
Phys. Rev. 138, B326-B333 (1965)
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Neutron single-particle energies in the Yb isotopes
R. R. Chasman
Nucl. Phys. 89, 11-21 (1966)
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Energy level structure of 231Th, 235U, 237U,
241Pu and 243Pu as observed at high resolution with
(d,p) reactions
T. H. Braid, R. R. Chasman, J. R. Erskine, and A. M. Friedman
Phys. Lett. 18, 149-154 (1965)
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Transformation scheme for harmonic-oscillator wave functions
R. R. Chasman and S. Wahlborn
Nucl. Phys. A90, 401-406 (1967)
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Linearization of the Pairing Hamiltonian
R. R. Chasman
Phys. Rev. 156, 1197-1200 (1967)
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Linearization of the Pairing Hamiltonian. II
R. R. Chasman
Phys. Rev. 169, 782-788 (1968)
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Seniority-zero excited states and the intermediate state method
R. R. Chasman
Nucl. Phys. A119, 476-480 (1968)
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(d, p) and (d, t) Reaction Studies of the Actinide Elements. I. U235
T. H. Braid, R. R. Chasman, J. R. Erskine, and A. M. Friedman
Phys. Rev. C 1, 275-289 (1970)
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Nuclear Equipotential Surfaces in the Heavy Elements
R. R. Chasman
Phys. Rev. C 1, 2144-2151 (1970)
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Simple Momentum-Dependent Nuclear Central Potential
R. R. Chasman
Phys. Rev. C 3, 1803-1807 (1971)
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(d,p) and (d,t) Studies of the Actinide Elements. II. 243Cm,
245Cm, 247Cm, and 249Cm
T. H. Braid, R. R. Chasman, J. R. Erskine, and A. M. Friedman
Phys. Rev. C 4, 247-262 (1971)
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Two-Body Interactions: The Method of Correlated Quasiparticles. I.
R. R. Chasman
Phys. Rev. C 5, 29-35 (1972)
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O+ Excited States in the Actinides
R. R. Chasman
Phys. Rev. Lett. 28, 1275-1277 (1972)
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Reaction-Spectroscopy Studies of the Actinide Elements. III. Levels in
241Pu and 243Pu
T. H. Braid, R. R. Chasman, J. R. Erskine, and A. M. Friedman
Phys. Rev. C 6, 1374-1384 (1972)
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Method of Correlated Quasiparticles. II. 0+ Particle-Particle
Residual Interactions
R. R. Chasman
Phys. Rev. C 7, 553-560 (1973)
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Method of Correlated Quasiparticles. III. 0+ Particle-Particle
Residual Interactions in Odd-Mass Systems
R. R. Chasman
Phys. Rev. C 8, 1896-1905 (1973)
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Particle-hole interactions and vibrational states
R. R. Chasman
Phys. Rev. C 9, 1795-1800 (1974)
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Superheavy Elements and the Strutinsky Prescription
R. R. Chasman
Phys. Rev. Lett. 33, 544-547 (1974)
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Study of 249Bk, 241Am, and 231Pa with
proton transfer reactions
J. R. Erskine, G. Kyle, R. R. Chasman and A. M. Friedman
Phys. Rev. C 11, 561-579 (1975)
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Particle-phonon interactions in 248Cf and 249Cf
S. W. Yates, R. R. Chasman, A. M. Friedman, I. Ahmad, and K. Katori
Phys. Rev. C 12, 442-450 (1975)
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Particle-hole interactions
R. R. Chasman and J. W. Durso
Nucl. Phys. A255, 45-63 (1976)
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Scission-point model of nuclear fission based on deformed-shell effects
B. D. Wilkins, E. P. Steinberg, and R. R. Chasman
Phys. Rev. C 14, 1832-1863 (1976)
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Density-dependent delta interactions and actinide pairing matrix
elements
R. R. Chasman
Phys. Rev. C 14, 1935-1945 (1976)
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Proton Orbital 1/2- [521] and the Stability of Superheavy
Elements
I. Ahmad, A. M. Friedman, R. R. Chasman, and S. W. Yates
Phys. Rev. Lett. 39, 12-15 (1977)
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Survey of single-particle states in the mass region A>228
R. R. Chasman, I. Ahmad, A. M. Friedman, and J. R. Erskine
Rev. Mod. Phys. 49, 833-891 (1977)
Rev. Mod. Phys. 50, 173 (1978)
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Coherent residual interactions: pairing plus particle-hole
R. R. Chasman and W. Ogle
Nucl. Phys. A303, 67-95 (1978)
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Electric monopole transitions and excited 0+ states in
250Cf
Irshad Ahmad and Richard R. Chasman
Phys. Rev. C 19, 1140-1143 (1979)
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Octupole-Octupole Residual Interactions and Low-Lying 0+ Excited
States in the Isotopes 232U, 234U, and
236U
R. R. Chasman
Phys. Rev. Lett. 42, 630-633 (1979)
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147Tb and proton single particle states near Z=64
R. R. Chasman
Phys. Rev. C 21, 456-458 (1980)
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Incipient octupole deformation and parity doublets in the odd mass light
actinides
R. R. Chasman
Phys. Lett. 96B, 7-10 (1980)
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Neutron single particle states for N~82 and the Yrast states of
150,151,152Dy
R. R. Chasman
Phys. Lett. 102B, 229-234 (1981)
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The relation of the neutron single particle gap at N=82 to high spin Yrast
states at A~150
R. R. Chasman
Phys. Lett. 108B, 251-255 (1982)
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Quadrupole states and the interacting boson approximation
R. R. Chasman
Phys. Rev. C 26, 225-227 (1982)
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Possible Ground-State Octupole Deformation in 229Pa
I. Ahmad, J. E. Gindler, R. R. Betts, R. R. Chasman, and A. M. Friedman
Phys. Rev. Lett. 49, 1758-1761 (1982)
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Spherical, oblate, and prolate nuclear shapes near 146Gd
R. R. Chasman
Phys. Rev. C 28, 1374-1378 (1983)
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Enhanced E1 Transition Rates and Octupole Deformation in 225Ac
I. Ahmad, R. R. Chasman, J. E. Gindler, and A. M. Friedman
Phys. Rev. Lett. 52, 503-506 (1984)
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Angular momentum decomposition of single particle states in a potential with
octupole deformation
R. R. Chasman
Phys. Rev. C 30, 1753-1756 (1984)
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Incipient octupole and 26-pole deformation in the mass region
220<A<230
R. R. Chasman
Phys. Lett. B 175, 254-256 (1986)
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Superdeformation in the rare-earth region
R. R. Chasman
Phys. Lett. B 187, 219-222 (1987)
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Octupole deformation in 227Ac by single-proton stripping reactions:
226Ra(alpha,t)227Ac and
226Ra(3He,d)227Ac
H. E. Martz, R. K. Sheline, R. G. Lanier, R. W. Hoff, G. L. Struble, and D. J. Decman,
D. G. Burke, R. R. Chasman, and R. A. Naumann
Phys. Rev. C 37, 1407-1419 (1988)
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Superdeformation near A=190
R. R. Chasman
Phys. Lett. B 219, 227-231 (1989)
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Observation of superdeformation in 191Hg
E. F. Moore, R. V. F. Janssens, R. R. Chasman, I. Ahmad, T. L. Khoo,
F. L. H. Wolfs, D. Ye, K. B. Beard, U. Garg, M. W. Drigert,
Ph. Benet, Z. W. Grabowski, and J. A. Cizewski
Phys. Rev. Lett. 63, 360-363 (1989)
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Superdeformed band in 192Hg
D. Ye, R. V. F. Janssens, M. P. Carpenter, E. F. Moore, R. R. Chasman,
I. Ahmad, K. B. Beard, Ph. Benet, M. W. Drigert, P. B. Fernandez, U. Garg,
T. L. Khoo, S. L. Ridley, and F. L. H. Wolfs
Phys. Rev. C 41, R13-R16 (1990)
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Diabolic points in deformation space
R. R. Chasman and P. Ring
Phys. Lett. B 237, 313-316 (1990)
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The effects of pairing on superdeformed rotational bands near A=190
R. R. Chasman
Phys. Lett. B 242, 317-322 (1990)
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Neutron single-particle states above the N=152 subshell
I. Ahmad, R. R. Chasman, A. M. Friedman, and S. W. Yates
Phys. Lett. B 251, 338-342 (1990)
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Rotational bands with identical transition energies in actinide nuclei
I. Ahmad, M. P. Carpenter, R. R. Chasman, R. V. F. Janssens, and T. L. Khoo
Phys. Rev. C 44, 1204-1207 (1991)
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Nuclear equilibrium shapes near A=100
R. R. Chasman
Z. Phys. A 339, 111-114 (1991)
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Superdeformed and hyperdeformed banana shaped nuclides near A=190
R. R. Chasman
Phys. Lett. B 266, 243-248 (1991)
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The Fermion dynamic symmetry model and superdeformation near A=220
R. R. Chasman
Phys. Lett. B 280, 187-190 (1992)
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Very extended minima in the A=180 mass region
R. R. Chasman
Phys. Lett. B 302, 134-139 (1993)
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Configuration interaction effects in rotational bands of superdeformed
nuclei
R. R. Chasman
Phys. Lett. B 319, 41-46 (1993)
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High spin shapes in 182Os with density dependent forces
J. L. Egido, L. M. Robledo, and R. R. Chasman
Phys. Lett. B 322, 22-26 (1994)
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Octupole deformations in the very extended nuclear shapes of the
A~180 region
R. R. Chasman and L. M. Robledo
Phys. Lett. B 351, 18-23 (1995)
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Very extended shapes in the A~156 mass region
R. R. Chasman
Phys. Lett. B 364, 137-142 (1995)
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Superdeformed band in 155Dy: where does the "island" of
superdeformation end?
S. M. Fischer, R. V. F. Janssens, M. A. Riley, R. R. Chasman, I. Ahmad,
D. J. Blumenthal, T. B. Brown, M. P. Carpenter, G. Hackman, D. J. Hartley,
T. L. Khoo, T. Lauritsen, W. C. Ma, D. Nisius, J. Simpson, and P. G. Varmette
Phys. Rev. C 54 R2806-R2810 (1996)
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Nuclear structure at A~250 and the stability of superheavy elements
R. R. Chasman and I. Ahmad
Phys. Lett. B 392, 255-261 (1997)
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Nuclear shapes in 176W with density dependent forces:
from ground state to fission
J. L. Egido, L. M. Robledo, and R. R. Chasman
Phys. Lett. B 393, 13-18 (1997)
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Comment: "Spins, Parity, Excitation Energies, and Octupole Structure of an
Excited Superdeformed Band in 194Hg and Implications for
Identical Bands''
R. R. Chasman
Phys. Rev. Lett. 80, 4610 (1998)
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Possible observation of the 1/2+[880] orbital in 249Cm
I. Ahmad, B. B. Back, R. R. Chasman, J. P. Greene, T. Ishii, L. R. Morss,
G. P. A. Berg, A. Bacher, C. C. Foster, W. R. Lozowski, W. Schmitt,
E. J. Stephenson, and T. Yamanaka
Nucl. Phys. A646, 175-186 (1999)
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Spectroscopic studies beyond N=152 neutron gap: Decay of 255Mdand 256Md
I. Ahmad, R. R. Chasman, and P. R. Fields
Phys. Rev. C 61, 044301-1:6 (2000)
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Energy levels in 251Cf populated in the alpha decay of
255Fm
I. Ahmad, M. P. Carpenter, R. R. Chasman, J. P. Greene, R. V. F. Janssens,
T. L. Khoo, F. G. Kondev, T. Lauritsen, C. J. Lister, P. Reiter,
D. Seweryniak, A. Sonzogni, J. Uusitalo, and I. Wiedenhöver
Phys. Rev. C 62, 064302-1:5 (2000)
Richard R. Chasman