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NSR database version of April 11, 2024.

Search: Author = R.A.Loveman

Found 17 matches.

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1994KN01      Phys.Rev. C50, 909 (1994)

J.N.Knudson, J.D.Bowman, S.I.Penttila, J.R.Comfort, J.Tinsley, B.G.Ritchie, J.Gorgen, D.Mathis, S.S.Hanna, B.King, D.Pocanic, R.A.Loveman, L.S.Fritz, N.S.Dixon

Neutron Deformation in 165Ho

NUCLEAR REACTIONS 165Ho(π+, π0), E=165 MeV; measured σ(E, θ), oriented, unoriented nuclei; deduced asymmetry vs θ. 165Ho deduced neutron distribution deformation features.

doi: 10.1103/PhysRevC.50.909
Citations: PlumX Metrics


1992CH02      Phys.Rev. C45, 915 (1992)

T.E.Chupp, R.A.Loveman, A.K.Thompson, A.M.Bernstein, D.R.Tieger

Tests of a High Density Polarized 3He Target for Electron Scattering

doi: 10.1103/PhysRevC.45.915
Citations: PlumX Metrics


1992RA01      Phys.Rev. C45, R509 (1992)

R.D.Ransome, C.L.Morris, V.R.Cupps, R.W.Fergerson, J.A.McGill, D.L.Watson, J.D.Zumbro, B.G.Ritchie, J.R.Comfort, J.R.Tinsley, R.A.Loveman, S.Dawson, A.Green, P.C.Gugelot, C.F.Moore

Pion Absorption in Heavy Nuclei

NUCLEAR REACTIONS 6Li, 12C, 27Al, 58Ni, 118Sn, 208Pb, 238U(π+, xp), (π+, d), E=50-200 MeV; measured σ vs missing energy; deduced pion absorption mechanism. Large solid angle bismuth germanate detector array.

doi: 10.1103/PhysRevC.45.R509
Citations: PlumX Metrics


1992TH03      Phys.Rev.Lett. 68, 2901 (1992); Erratum Phys.Rev.Lett. 69, 391 (1992)

A.K.Thompson, A.M.Bernstein, T.E.Chupp, D.J.De Angelis, G.E.Dodge, G.Dodson, K.A.Dow, M.Farkhondeh, W.Fong, J.Y.Kim, R.A.Loveman, J.M.Richardson, H.Schmieden, D.R.Tieger, T.C.Yates, M.E.Wagshul, J.D.Zumbro

Quasielastic Scattering of Polarized Electrons from Polarized 3He and Measurement of the Neutron's Form Factors

NUCLEAR REACTIONS 3He(polarized e, e'), E=578 MeV; measured quasielastic scattering asymmetry; deduced 1n electric form factor implications. Polarized target.

doi: 10.1103/PhysRevLett.68.2901
Citations: PlumX Metrics


1991KN01      Phys.Rev.Lett. 66, 1026 (1991)

J.N.Knudson, J.D.Bowman, S.I.Penttila, J.R.Comfort, B.G.Ritchie, J.Gorgen, D.Mathis, J.Tinsley, S.S.Hanna, B.King, D.Pocanic, R.A.Loveman, L.S.Fritz, N.S.Dixon

Neutron Deformation in 165Ho

NUCLEAR REACTIONS 165Ho(π+, π0), E=165 MeV; measured σ(E(π0)), orientation asymmetries. 165Ho deduced neutral, charge quadrupole deformation ratio. Aligned, unaligned targets.

doi: 10.1103/PhysRevLett.66.1026
Citations: PlumX Metrics


1990BR08      Phys.Rev. C41, 2202 (1990)

J.T.Brack, R.A.Ristinen, J.J.Kraushaar, R.A.Loveman, R.J.Peterson, G.R.Smith, D.R.Gill, D.F.Ottewell, M.E.Sevior, R.P.Trelle, E.L.Mathie, N.Grion, R.Rui

Absolute Differential Cross Sections for π± p Elastic Scattering at 30 ≤ Tπ ≤ 67 MeV

NUCLEAR REACTIONS 1H(π+, π+), (π-, π-), E=30-66.8 MeV; measured absolute σ(θ).

doi: 10.1103/PhysRevC.41.2202
Citations: PlumX Metrics


1990CL02      Phys.Rev. C41, 2246 (1990)

B.L.Clausen, J.T.Brack, M.R.Braunstein, J.J.Kraushaar, R.A.Loveman, R.J.Peterson, R.A.Ristinen, R.A.Lindgren, M.A.Plum

Analysis of Pion Scattering to Stretched States in 60Ni and Other Nuclei using Woods-Saxon Wave Functions

NUCLEAR REACTIONS 60Ni(π+, π+'), (π-, π-'), E=162 MeV; measured σ(θ). 14C, 28Si, 54Fe, 60Ni deduced stretched state parameters. Other data input.

doi: 10.1103/PhysRevC.41.2246
Citations: PlumX Metrics


1990RA05      Phys.Rev.Lett. 64, 372 (1990)

R.D.Ransome, V.R.Cupps, S.Dawson, R.W.Fergerson, A.Green, C.L.Morris, J.A.McGill, J.R.Comfort, B.G.Ritchie, J.Tinsley, J.D.Zumbro, R.A.Loveman, P.C.Gugelot, D.L.Watson, C.F.Moore

Charged-Particle Multiplicities following Pion Absorption on 6Li

NUCLEAR REACTIONS 6Li(π+, X), E=150 MeV; measured charged particle spectra following pion absorption; deduced multi-proton emission σ.

doi: 10.1103/PhysRevLett.64.372
Citations: PlumX Metrics


1990RA20      Phys.Rev. C42, 1500 (1990)

R.D.Ransome, V.R.Cupps, S.Dawson, R.W.Fergerson, A.Green, C.L.Morris, J.A.McGill, J.R.Comfort, B.G.Ritchie, J.R.Tinsley, J.D.Zumbro, R.A.Loveman, P.C.Gugelot, D.L.Watson, C.F.Moore

Systematics of Pion Absorption on 6Li

NUCLEAR REACTIONS 6Li(π+, 2pX), E=50-200 MeV; measured missing energy distributions, σ(θ) for 2p, 2pn, 3p, 2pd final states; deduced pion absorption mechanism.

doi: 10.1103/PhysRevC.42.1500
Citations: PlumX Metrics


1989LO12      Phys.Rev. C40, 2710 (1989)

R.A.Loveman, B.L.Clausen, R.J.Peterson, S.H.Rokni, H.W.Baer, A.G.Bergmann, J.D.Bowman, F.Irom, C.J.Seftor, J.Alster, E.Piasetzky, J.N.Knudson, U.Sennhauser

Pion Charge Exchange to the Isovector Giant Dipole State at Energies Above the 3-3 Resonance

NUCLEAR REACTIONS 27Al, 60Ni, 90Zr, 120Sn, 208Pb(π+, π0), E=300, 425, 500 MeV; measured σ(θ(π), E(π)). 27Si, 60Cu, 90Nb, 120Sb, 208Bi deduced GDR, IAS excitation.

doi: 10.1103/PhysRevC.40.2710
Citations: PlumX Metrics


1989OA01      Phys.Rev. C40, 859 (1989)

D.S.Oakley, M.R.Braunstein, J.J.Kraushaar, R.A.Loveman, R.J.Peterson, D.J.Rilett, R.L.Boudrie

Isospin Asymmetries in Pion Scattering to Isoscalar Giant Quadrupole States in Ni Isotopes

NUCLEAR REACTIONS 58,60,62,64Ni(π+, π+'), (π-, π-'), E=180 MeV; measured σ(θ), σ(E(π')). 58,60,62,64Ni deduced giant quadrupole resonance neutron, proton matrix elements, B(λ).

doi: 10.1103/PhysRevC.40.859
Citations: PlumX Metrics


1988RO03      Phys.Lett. 202B, 35 (1988)

S.H.Rokni, H.W.Baer, A.G.Bergmann, J.D.Bowman, F.Irom, M.J.Leitch, C.J.Seftor, J.Alster, E.Piasetzky, B.L.Clausen, R.A.Loveman, R.J.Peterson, J.L.Ullmann, J.R.Comfort, J.N.Knudson, U.Sennhauser

Isobaric-Analog-State Transitions in Pion Charge-Exchange Reactions above the Δ(1232) Resonance

NUCLEAR REACTIONS 14C, 7Li(π+, π0), E=300-550 MeV; 27Al, 60Ni(π+, π0), E=300, 425, 500 MeV; 90Zr, 120Sn, 208Pb(π+, π0), E=300, 425 MeV; measured σ(θ), σ(θ, E); deduced IAS excitation incident energy dependence.

doi: 10.1016/0370-2693(88)90849-0
Citations: PlumX Metrics


1987CL02      Phys.Rev. C35, 1028 (1987)

B.L.Clausen, R.A.Loveman, R.J.Peterson, R.A.Ristinen, J.L.Ullmann, F.Irom

Delta Production by Pion Charge Exchange on Complex Nuclei

NUCLEAR REACTIONS 1,2H, C, 90Zr(π-, π0), E=475 MeV; measured σ(E(π0)); deduced delta production σ.

doi: 10.1103/PhysRevC.35.1028
Citations: PlumX Metrics


1987KN02      Phys.Rev. C35, 1382 (1987)

J.N.Knudson, J.R.Comfort, R.A.Gianelli, B.G.Ritchie, D.Rothenberger, D.Pocanic, S.S.Hanna, J.D.Bowman, H.W.Baer, A.G.Bergmann, P.A.Heusi, F.Irom, C.J.Seftor, S.Hoibraten, R.A.Loveman, S.H.Rokni, H.Crannell, D.I.Sober, W.J.Fickinger, H.Marshak

Excitation of the Isobaric Analog State of 165Ho Pion Single-Charge Exchange

NUCLEAR REACTIONS 165Ho(π+, π0), E=98, 163.2, 228.3 MeV; measured π0 yield, θ=4°-6°. 120Sn(π+, π0), E=98-165 MeV; analyzed data; deduced reaction systematics vs mass. 165Er deduced IAS excitation σ.

doi: 10.1103/PhysRevC.35.1382
Citations: PlumX Metrics


1987LO15      Z.Phys. A328, 281 (1987)

R.A.Loveman, R.J.Peterson

Systematic Relationship between the Centroid and Width of the Isoscalar Giant Quadrupole Resonance and the Neutron Binding Energy

NUCLEAR STRUCTURE 40Ca, 48Ti, 56Fe, 58,60Ni, 59Co, 64,66Zn, 90Zr, 94,96,100Mo, 112,116,118,120,124Sn, 141Pr, 142Nd, 144,148,154Sm, 159Tb, 174Yb, 208Pb, 232Th, 238U; analyzed isoscalar GQR Γ, centroid, neutron binding energy; deduced simple systematic relationship.


1986LO06      Phys.Rev. C33, 2209 (1986)

R.A.Loveman

Application of a Hot Spot Model to Fragment Emission from Pion True Absorption

NUCLEAR REACTIONS Ag(π+,3HeX), (π+, αX), E=160 MeV; calculated inclusive σ(E(3He)), σ(Eα) following pion absorption. Hot spot model.

doi: 10.1103/PhysRevC.33.2209
Citations: PlumX Metrics


1986SA29      Phys.Rev. C34, 2165 (1986)

C.-C.Sahm, T.Murakami, J.G.Cramer, A.J.Lazzarini, D.D.Leach, D.R.Tieger, R.A.Loveman, W.G.Lynch, M.B.Tsang, J.Van der Plicht

Total Reaction Cross Section for 12C on 12C, 40Ca, 90Zr, and 208Pb between 10 and 35 MeV/nucleon

NUCLEAR REACTIONS, MECPD 12C, 40Ca, 90Zr, 208Pb(12C, 12C), E=10-35 MeV/nucleon; measured σ(θ); deduced reaction σ, model parameters, nucleon-nucleon σ role. Optical, Glauber models.

doi: 10.1103/PhysRevC.34.2165
Citations: PlumX Metrics


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