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NSR database version of April 11, 2024.

Search: Author = B.Castel

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1999OT02      Phys.Rev. C59, 3429 (1999)

S.Ottini-Hustache, N.Alamanos, F.Auger, B.Castel, Y.Blumenfeld, V.Chiste, N.Frascaria, A.Gillibert, C.Jouanne, V.Lapoux, F.Marie, W.Mittig, J.C.Roynette, J.A.Scarpaci

Anomalous E1 and E2 Strengths in 40Ca and 48Ca at Low Excitation Energy: A comparative study

NUCLEAR REACTIONS 40,48Ca(86Kr, 86Kr'), E=60 MeV/nucleon; measured σ(E, θ). 40,48Ca deduced E1, E2 strength distributions, collective features. 48Ca deduced no low-energy dipole mode.

doi: 10.1103/PhysRevC.59.3429
Citations: PlumX Metrics

1997FA24      Phys.Rep. 290, 201 (1997)

M.S.Fayache, L.Zamick, B.Castel

The Nuclear Tensor Interaction

doi: 10.1016/S0370-1573(97)00013-6
Citations: PlumX Metrics

1996AD02      Phys.Rev. C53, 1016 (1996)

J.P.Adams, B.Castel, H.Sagawa

Neutron Halos and E1 Resonances in 208Pb

NUCLEAR STRUCTURE 208Pb; calculated isovector dipole strength; deduced GDR low energy tail associated E1 peaks.

doi: 10.1103/PhysRevC.53.1016
Citations: PlumX Metrics

1996WO01      Int.J.Mod.Phys. E5, 227 (1996)

C.E.Wolfe, S.Nozawa, M.N.Butler, B.Castel

Polarizability Effects in Pion Photoproduction

NUCLEAR REACTIONS 1n, 1H(γ, X), E=200 MeV; calculated πN-production σ; deduced polarizability effects related features.

doi: 10.1142/S0218301396000116
Citations: PlumX Metrics

1994AD07      Phys.Rev. C50, R1763 (1994)

J.P.Adams, B.Castel

Quasielastic 40Ca(e, e') Reaction in the Transverse Channel: Nuclear structure effects

NUCLEAR REACTIONS 40Ca(e, e'), E not given; calculated transverse response function vs energy transfer. Microscopic approach, RPA correlations.

doi: 10.1103/PhysRevC.50.R1763
Citations: PlumX Metrics

1994CH41      Phys.Rev. C50, R2671 (1994)

J.Chambers, E.Zaremba, J.P.Adams, B.Castel

Pygmy Dipole Resonances in the Calcium Isotopes

NUCLEAR REACTIONS 42,44,46,48Ca(γ, X), E ≤ 12 MeV; 40,48Ca(γ, X), E ≤ 30 MeV; calculated low energy photoabsorption spectra; deduced dipole resonance characteristics. Microscopic density functional theory.

doi: 10.1103/PhysRevC.50.R2671
Citations: PlumX Metrics

1993AD08      Phys.Rev. C48, 1438 (1993)

J.P.Adams, P.G.Blunden, B.Castel, Y.Okuhara

Role of Nuclear Structure in the Spin-Isopin Nuclear Response Problem

NUCLEAR STRUCTURE 40Ca; calculated spin-longitudinal to spin-transverse response functions ratio; deduced structure effects role in discrepancy with data. Hartree-Fock based RPA approach.

doi: 10.1103/PhysRevC.48.1438
Citations: PlumX Metrics

1991BA26      Phys.Rev. C44, 93 (1991)

F.T.Baker, L.Bimbot, R.W.Fergerson, C.Glashausser, A.Green, O.Hausser, K.Hicks, K.Jones, C.A.Miller, M.Vetterli, R.Abegg, D.Beatty, B.Bonin, B.Castel, X.Y.Chen, V.Cupps, C.Djalali, R.Henderson, K.P.Jackson, R.Jeppesen, K.Nakayama, S.K.Nanda, R.Sawafta, S.Yen

Spin Decomposition of the Responses of 44Ca and 48Ca to 300 MeV Protons

NUCLEAR REACTIONS 44Ca(polarized p, p'), E=290 MeV; 48Ca(polarized p, p'), E=318 MeV; measured σ(θ, Ep), analyzing power, spin-flip σ(θ). 44,48Ca deduced giant, spin resonance strength distributions.

doi: 10.1103/PhysRevC.44.93
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0213.

1991CA18      Z.Phys. A339, 261 (1991)

B.Castel, E.R.Siciliano, Y.Okuhara

Radiative M1 Capture in Light Nuclei

NUCLEAR REACTIONS 28Si(n, γ), E not given; analyzed B(M1) data; deduced reaction mechanism. Shell model.

doi: 10.1007/BF01284062
Citations: PlumX Metrics

1990BA14      Phys.Lett. 237B, 337 (1990)

F.T.Baker, L.Bimbot, B.Castel, R.W.Fergerson, C.Glashausser, A.Green, O.Hausser, K.Hicks, K.Jones, C.A.Miller, S.K.Nanda, R.D.Smith, M.Vetterli, J.Wambach, R.Abegg, D.Beatty, V.Cupps, C.Djalali, R.Henderson, K.P.Jackson, R.Jeppesen, J.Lisantti, M.Morlet, R.Sawafta, W.Unkelbach, A.Willis, S.Yen

The Nuclear Spin Response to Intermediate Energy Protons

NUCLEAR REACTIONS 12C, 90Zr, 40,44,48Ca, 24Mg, 54Fe(polarized p, p'), E ≈ 300 MeV; 40Ca(polarized p, p'), E=800 MeV; measured spin-flip transition probability; deduced enhanced spin response features. Continuum RPA.

doi: 10.1016/0370-2693(90)91185-E
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0544.

1990BO03      Phys.Rev. C41, 786 (1990)

P.M.Boucher, B.Castel

Quenching of Spin-Dipole Strength in 40Ca

NUCLEAR STRUCTURE 40Ca; analyzed isovector spin-dipole transition strength; deduced quenching mechanisms.

doi: 10.1103/PhysRevC.41.786
Citations: PlumX Metrics

1990CA31      Nucl.Phys. A514, 682 (1990)

B.Castel, H.Toki

Pion Scattering and Nuclear Surface Effects

NUCLEAR STRUCTURE 116Sn, 208Pb; analyzed pion scattering giant resonances data; deduced consistency with other reaction data.

doi: 10.1016/0375-9474(90)90016-F
Citations: PlumX Metrics

1990CA34      Phys.Rev. C42, R1203 (1990)

B.Castel, Y.Okuhara, H.Sagawa

Isospin Forbidden E1 Transition in 16O and 40Ca and the Applicability of Siegert's Theorem

NUCLEAR STRUCTURE 16O, 40Ca; calculated transition charge densities, isoscalar E1 matrix elements. Siegert's theorem test.

NUCLEAR REACTIONS 16O(e, e'), E not given; calculated form factors. Siegert's theorem test.

doi: 10.1103/PhysRevC.42.R1203
Citations: PlumX Metrics

1989BO15      Z.Phys. A333, 137 (1989)

P.M.Boucher, B.Castel, I.P.Johnstone, Y.Okuhara, C.Glashausser

Spin Excitations in Light Nuclei: The (p(pol), p(pol)') reaction on 40Ca

NUCLEAR REACTIONS 40Ca(polarized p, p'), E=319 MeV; calculated spin-flip σ(θ); deduced interaction parameters. Realistic RPA.

1989BO19      Phys.Rev. C40, 453 (1989)

P.M.Boucher, B.Castel, Y.Okuhara

Spin Excitations in Light Nuclei: Effect of projectile energy

NUCLEAR REACTIONS 40Ca(polarized p, p'), E=319-800 MeV; calculated spin-flip probability vs E.

doi: 10.1103/PhysRevC.40.453
Citations: PlumX Metrics

1989BO33      Phys.Rev. C40, 2897 (1989)

P.M.Boucher, B.Castel

Can One Observe the Spin Monopole Resonance in 208Pb ( Question )

NUCLEAR REACTIONS 208Pb(n, p), E not given; analyzed spin isovector monopole, quadrupole strength vs excitation; deduced L=0, L=2 resonance excitation differences. Continuum RPA.

doi: 10.1103/PhysRevC.40.2897
Citations: PlumX Metrics

1989BO35      Z.Phys. A334, 381 (1989)

P.M.Boucher, B.Castel

Isospin Dependence of the Isoscalar Giant Quadrupole Response: Relevance to Pion Scattering in the Ni Isotopes

NUCLEAR REACTIONS 56,60,66Ni(π+, π+'), (π-, π-'), E not given; analyzed data; deduced M(n)/M(p) ratio mass dependence. Continuum RPA.

NUCLEAR STRUCTURE 56,60,66Ni; calculated transition densities. Hartree-Fock, RPA methods.

1989BO44      Ann.Phys.(New York) 196, 150 (1989)

P.M.Boucher, B.Castel, Y.Okuhara, H.Sagawa

Many Particle-Many Hole Nuclear Correlations and the Missing Charge Problem

NUCLEAR STRUCTURE 12C, 40,48Ca, 56Fe; calculated longitudinal response functions. Many-particle, many-hole correlations.

doi: 10.1016/0003-4916(89)90048-1
Citations: PlumX Metrics

1989CA24      J.Phys.(London) G15, L237 (1989)

B.Castel, P.M.Boucher, H.Toki

Pion Scattering in 208Pb and Nuclear Surface Effects

NUCLEAR STRUCTURE 208Pb; calculated n, p transition densities; analyzed pion scattering data; deduced Mn/Mp near GQR. Continuum RPA.

doi: 10.1088/0954-3899/15/11/003
Citations: PlumX Metrics

1989SA04      Phys.Lett. 219B, 10 (1989)

H.Sagawa, P.M.Boucher, B.Castel, Y.Okuhara

The Missing Charge Problem and Many-Body Correlation Effects

NUCLEAR STRUCTURE 40Ca; calculated longitudinal response function.

doi: 10.1016/0370-2693(89)90827-7
Citations: PlumX Metrics

1989TO02      Phys.Lett. 219B, 181 (1989)

H.Toki, B.Castel

Ikeda's Sum Rule and Charge-Exchange Reactions on 54Fe

NUCLEAR STRUCTURE 54Fe; calculated charge exchange reaction transition strengths; deduced Δ isobar role quenching. Ikeda sum rule.

doi: 10.1016/0370-2693(89)90373-0
Citations: PlumX Metrics

1989TO12      Z.Phys. A334, 523 (1989)

H.Toki, B.Castel

Origin of Quenching of Gamow-Teller Strength in 54Fe

NUCLEAR STRUCTURE 54Fe; analyzed (n, p), (p, n) data; deduced Gamow-Teller transition strength quenching mechanisms.

1988BO07      Phys.Rev. C37, 906 (1988)

P.M.Boucher, B.Castel, Y.Okuhara, I.P.Johnstone, J.Wambach, T.Suzuki

Spin-Flip Excitations in a Schematic Model

NUCLEAR REACTIONS, ICPND 40Ca(p, p'), E ≈ 10-40 MeV; calculated σ(E); deduced spin-flip probability vs E.

doi: 10.1103/PhysRevC.37.906
Citations: PlumX Metrics

1988JO04      Phys.Rev. C37, 2239 (1988)

I.P.Johnstone, B.Castel

Quenching of Magnetic Strength in N = 28 Nuclei

NUCLEAR STRUCTURE 52Cr; calculated levels, B(λ). Ground state correlations, renormalized single-particle matrix elements.

doi: 10.1103/PhysRevC.37.2239
Citations: PlumX Metrics

1987CA11      Nucl.Phys. A465, 274 (1987)

R.F.Carlton, J.A.Harvey, R.L.Macklin, C.H.Johnson, B.Castel

Nuclear Structure of 49Ca above 5 MeV Excitation from n + 48Ca and Astrophysics for 30 keV Neutrons

NUCLEAR REACTIONS 48Ca(n, n), (n, γ), (n, X), E < 2 MeV; measured total, capture σ(E), transmission. 49Ca deduced levels, J, π, (gΓnGγ/Γ), Γn, Γγ. R-matrix formalism.

doi: 10.1016/0375-9474(87)90435-0
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12921.

1987OK02      Phys.Lett. 186B, 113 (1987)

Y.Okuhara, B.Castel, I.P.Johnstone, H.Toki

Nuclear Spin Response to Inelastic Proton Scattering: Finite geometry and absorption effects

NUCLEAR STRUCTURE 40Ca; calculated longitudinal to transverse response function ratios. Finite geometry, absorption effects.

doi: 10.1016/0370-2693(87)90264-4
Citations: PlumX Metrics

1986CA15      Phys.Rev. C34, 408 (1986)

B.Castel, Y.K.Ho

Direct E2 Neutron Capture in Light Nuclei

NUCLEAR REACTIONS 20Ne, 25Mg(n, γ), E=thermal; calculated E1, E2 capture σ(E); deduced effective neutron charge multipolarity dependence, particle-core coupling differences role.

doi: 10.1103/PhysRevC.34.408
Citations: PlumX Metrics

1986HO19      Phys.Rev. C34, 429 (1986)

D.J.Horen, C.H.Johnson, J.L.Fowler, A.D.MacKellar, B.Castel

208Pb + n Reaction and the Mean Nuclear Field near Threshold

NUCLEAR REACTIONS 208Pb(n, X), 208Pb(n, n), E=50-1005 keV; measured transmission, σ(E), σ(θ); deduced model parameters. 209Pb deduced resonances, J, π, Γn, neutron reduced width, strength function. Optical model, R-matrix analysis.

doi: 10.1103/PhysRevC.34.429
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13738.

1986JO03      Phys.Rev. C33, 1086 (1986)

I.P.Johnstone, B.Castel

Coexistence Models for the 0+1 and 0+2 States in Ge Isotopes

NUCLEAR STRUCTURE 70,72,74,76Ge; calculated two-neutron, proton, alpha transfer amplitudes; deduced two-state basis mixing. Coexistence models.

doi: 10.1103/PhysRevC.33.1086
Citations: PlumX Metrics

1986OK05      Phys.Rev. C34, 2019 (1986)

Y.Okuhara, B.Castel, I.P.Johnstone, H.Toki

Surface Effects and the Spin-Isospin Nuclear Response Function

NUCLEAR STRUCTURE 40Ca; calculated longitudinal, transverse response function ratio vs spin; deduced surface effects role.

doi: 10.1103/PhysRevC.34.2019
Citations: PlumX Metrics

1985AL21      Nucl.Phys. A445, 189 (1985)

T.K.Alexander, B.Castel, I.S.Towner

Neutron and Proton Polarization Charges from E2 Mirror Transitions

NUCLEAR STRUCTURE 17,18O, 17,19F, 18,19,20,22Ne, 22,24,25,26Mg, 25,27Al, 26,27,28,29,30Si, 29P, 30,32,33,34S, 34,36,38Ar, 38Ca; analyzed data; deduced E2 effective charges. Schematic model.

doi: 10.1016/0375-9474(85)90067-3
Citations: PlumX Metrics

1985BL03      Phys.Rev. C31, 674 (1985)

P.Blunden, B.Castel

Anomalous M3 Moment in 39K as a Test of Nuclear Structure

NUCLEAR STRUCTURE 43K; calculated quadrupole, M3 moments. Meson exchange, core polarization, isobar excitation.

doi: 10.1103/PhysRevC.31.674
Citations: PlumX Metrics

1985BL15      Nucl.Phys. A440, 647 (1985)

P.Blunden, B.Castel, H.Toki

Quenching of Magnetic Transitions as an Angular Momentum Effect

NUCLEAR STRUCTURE A=4-80; analyzed multipole quenching; deduced isobar-hole, nucleon-hole polarizations role multipole dependence.

doi: 10.1016/0375-9474(85)90399-9
Citations: PlumX Metrics

1985BL20      Nucl.Phys. A445, 742 (1985)

P.G.Blunden, B.Castel

The Magnetic Form Factors of 15N, 17O and 39K

NUCLEAR STRUCTURE 15N, 17O, 39K; calculated μ, magnetic form factors.

doi: 10.1016/0375-9474(85)90570-6
Citations: PlumX Metrics

1985CA23      Phys.Rev. C32, 323 (1985)

B.Castel, I.P.Johnstone, A.G.M.van Hees

Magnetic Quadrupole Strength in 12C

NUCLEAR STRUCTURE 12C; calculated M2 transition strength fragmentation; deduced 2p-2h correlation, two-body spin-orbit force in quenching. Large basis shell model.

doi: 10.1103/PhysRevC.32.323
Citations: PlumX Metrics

1985CA26      Z.Phys. A321, 451 (1985)

B.Castel, A.G.M.Van Hees

Can Spin-Flip Quadrupole Resonances be Observed ( Question )

NUCLEAR STRUCTURE 16O; calculated E2 transition strength distribution; deduced GQR spin-flip strength region. Shell model.

doi: 10.1007/BF01411979
Citations: PlumX Metrics

1985HA24      Phys.Rev. C32, 1114 (1985)

J.A.Harvey, C.H.Johnson, R.F.Carlton, B.Castel

Single-Particle 2d5/2 Strength in the 48Ca + n Reaction

NUCLEAR REACTIONS 48Ca(n, n), E=0.01-2 MeV; measured σ(E). 49Ca deduced resonances, reduced widths, single particle strength fraction. R-matrix analysis.

doi: 10.1103/PhysRevC.32.1114
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12955.

1985SA07      Nucl.Phys. A435, 1 (1985)

H.Sagawa, B.Castel

The Giant-Dipole and Spin-Dipole Resonances: A coexistence problem

NUCLEAR STRUCTURE 16O; calculated levels, B(E1); deduced GDR, spin-dipole resonances coexistence nonvalidity. Sum rule techniques.

doi: 10.1016/0375-9474(85)90298-2
Citations: PlumX Metrics

1984BL03      Phys.Lett. 135B, 367 (1984)

P.G.Blunden, B.Castel

The Importance of Meson Exchange Currents, Isobars and Core Polarisation on the Magnetic Form Factor of 17O

NUCLEAR REACTIONS 17O(e, e'), E not given; calculated magnetic form factor; deduced meson exchange, isobar, core polarization effects relative magnitude. Perturbation approach.

doi: 10.1016/0370-2693(84)90295-8
Citations: PlumX Metrics

1984CA05      Z.Phys. A315, 99 (1984)

B.Castel, L.Zamick

Effects beyond First-Order Perturbation Theory in the Polarization Charges for E4 Transitions

NUCLEAR STRUCTURE 52Fe; calculated intrinsic state E4 moment quadrupole distortion, E4 polarization charge values. 52Cr, 53Fe, 52Mn; calculated E4 polarization charge values; deduced open shell effect role.

doi: 10.1007/BF01436214
Citations: PlumX Metrics

1984CA07      Nucl.Phys. A415, 30 (1984)

B.Castel, A.G.M.Van Hees, L.Zamick

Electric Spin Resonances in Light Nuclei

NUCLEAR STRUCTURE 16O, 40Ca; calculated levels, dipole spin-flip strength distribution.

doi: 10.1016/0375-9474(84)90597-9
Citations: PlumX Metrics

1984CA11      Phys.Rev. C29, 1912 (1984)

B.Castel, A.G.M.Van Hees, H.Toki

Origin of M1 Strength in 16O

NUCLEAR STRUCTURE 16O; calculated M1 transition strengths; deduced enhancement mechanisms. Shell model, isobar excitation, core polarization, meson exchange.

doi: 10.1103/PhysRevC.29.1912
Citations: PlumX Metrics

1984CA14      Phys.Rev. C29, 1980 (1984)

R.F.Carlton, W.M.Good, J.A.Harvey, R.L.Macklin, B.Castel

Determination of Unbound States in 35S from Neutron Total and Capture Cross-Section Measurements on 34S

NUCLEAR STRUCTURE 35S; calculated levels, neutron strength function. Shell model, R-matrix methods.

NUCLEAR REACTIONS 34S(n, n), E=90-1500 keV; measured σ(E). 34S(n, γ), E=30-1100 keV; measured capture σ. 35S deduced resonances, average parameters, J, π, (gΓn), (gΓnΓγ/Γ), level spacings, densities, neutron strength function.

doi: 10.1103/PhysRevC.29.1980
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12886.

1984CA25      Z.Phys. A318, 31 (1984)

B.Castel, C.Mahaux

On the Difference between the Effective Charges Used for Bound States of 29Si and for Low-Energy Neutron Radiative Capture by 28Si

NUCLEAR REACTIONS 28Si(n, γ), E=560 keV; calculated p-wave radial function; deduced external capture dominance, neutron E1 effective charge dependence of capture process.

doi: 10.1007/BF02117211
Citations: PlumX Metrics

1984LI10      Z.Phys. A317, 149 (1984)

A.Lindholm, L.Nilsson, I.Bergqvist, R.Zorro, N.Olsson, B.Castel, A.Likar

Fast Neutron Radiative Capture in Silicon

NUCLEAR REACTIONS 28Si(n, γ), E=3-14 MeV; measured σ(θ=90°) vs E; deduced reaction mechanism. 29Si deduced GDR, GQR interference channel dependence. Compound nucleus, direct-semidirect, continuum shell model analyses.

doi: 10.1007/BF01421249
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset21924.

1984MA24      Phys.Rev. C29, 1993 (1984)

A.D.MacKellar, B.Castel

s- and p-Wave Neutrons on 30Si and 34S: Coupled channels optical model

NUCLEAR REACTIONS 30Si, 34S(n, n), E not given; analyzed data; deduced optical model parameter target excitation dependence. Coupled-Channels model, collective effects.

doi: 10.1103/PhysRevC.29.1993
Citations: PlumX Metrics

1983BL06      Z.Phys. A312, 247 (1983)

P.Blunden, B.Castel, H.Toki

Quenched Magnetic Transitions from High Spin States in Light Nuclei

NUCLEAR STRUCTURE 28Si, 24Mg; calculated isoscalar, isovector M6 transition strength quenching factors; deduced isoscalar, isovector transition density structure difference role. Shell model, Landau-Migdal, boson exchange interactions.

doi: 10.1007/BF01412167
Citations: PlumX Metrics

1983BR16      Phys.Lett. 127B, 151 (1983)

B.A.Brown, D.J.Horen, B.Castel, H.Toki

Core Excitations and M1 Strengths in the Ca Isotopes

NUCLEAR STRUCTURE 40Ca; calculated positive parity T=0, 1 states, isovector B(M1). 16,18,20,22O; calculated B(M1) vs excitation energy. Shell model. 42,44Ca; calculated M1 transition strength reduction, fragmentation. Weak-coupling extension.

doi: 10.1016/0370-2693(83)90864-X
Citations: PlumX Metrics

1983CA15      Nucl.Phys. A403, 93 (1983)

B.Castel, G.R.Satchler, L.Zamick, I.P.Johnstone

Core-Polarization and Open-Shell Effects in E6 Transitions

NUCLEAR STRUCTURE 50,52Cr, 52Fe; analyzed E6 decay negative proton polarization charge; deduced quadrupole deformation role. Collective model core polarization, open shell approaches.

doi: 10.1016/0375-9474(83)90190-2
Citations: PlumX Metrics

1983CA24      Phys.Rev. C28, 2571 (1983)

B.Castel, A.G.M.van Hees

Distribution of E1 Spin Flip Strength in 12C

NUCLEAR STRUCTURE 12C; calculated spin-flip E1 transition strength distribution. Shell model.

doi: 10.1103/PhysRevC.28.2571
Citations: PlumX Metrics

1983HA12      Phys.Rev. C28, 24 (1983)

J.A.Harvey, W.M.Good, R.F.Carlton, B.Castel, J.B.McGrory, S.F.Mughabghab

Neutron Spectroscopy as a High-Resolution Probe: Identification of the missing (1/2)+ states in 31Si

NUCLEAR STRUCTURE 31Si; calculated levels, spectroscopic strengths. Shell model.

NUCLEAR REACTIONS 30Si(n, X), E=0.2-1400 keV; measured transmission, σ(E). 31Si deduced resonances, J, π, Γn, level densities, s-, p-, d-wave strength functions.

doi: 10.1103/PhysRevC.28.24
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12829.

1983JO03      Phys.Rev. C27, 846 (1983)

I.P.Johnstone, N.Kumar, B.Castel

Isospin Mixing in the Lowest T = 2 State of 8Be

NUCLEAR STRUCTURE 8Be; calculated level Γ, partial decay widths. Shell model, charge dependent forces.

doi: 10.1103/PhysRevC.27.846
Citations: PlumX Metrics

1983MA30      Phys.Rev. C28, 441 (1983)

A.D.MacKellar, B.Castel

l Dependence of the Optical Potential: Application to the 32S + n reaction using coupled channels

NUCLEAR REACTIONS 32S(n, n), E=0.5 MeV; calculated s-, p-wave, σ(shape elastic). 32S(n, n), E=0.1-0.8 MeV; calculated s-wave σ(shape elastic); deduced optical potential parameters. Dynamical deformation, coupled-channels calculation.

doi: 10.1103/PhysRevC.28.441
Citations: PlumX Metrics

1982CA06      Phys.Rev. C25, 2148 (1982)

B.Castel, H.Toki, P.Blunden

Role of Isobar-Hole Excitations in the Quenching of the 40K(β-)40Ca Transition

RADIOACTIVITY 40K; calculated β-decay rate; deduced nuclear, isobar excitation quenching effects. Shell model, isobar-hole excitations.

doi: 10.1103/PhysRevC.25.2148
Citations: PlumX Metrics

1981CU04      Phys.Rev. C23, 1279 (1981)

R.Y.Cusson, B.Castel

Isopin Mixing in 16O by use of Pion and Deuteron Probes

NUCLEAR REACTIONS 16O(π+, π+'), E=164 MeV; calculated σ. 16O(d, t), E not given; calculated C2S. 16O levels deduced isopin matrix element. Euler angle representation.

doi: 10.1103/PhysRevC.23.1279
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1980CA06      Phys.Lett. 91B, 185 (1980)

B.Castel, G.R.Satchler, K.Goeke

Core Polarization Effects and Giant Quadrupole Resonances in the A = 90 Region

NUCLEAR STRUCTURE A ≈ 90; calculated proton, neutron effective charges. Linearized Hartree-Fock, macroscopic GQR excitation models.

doi: 10.1016/0370-2693(80)90426-8
Citations: PlumX Metrics

1980CA09      Phys.Rev. C21, 1538 (1980)

D.Cassidy-Aaquist, B.Castel

Isomeric States and Spin Polarization in A ≈ 90 Nuclei

NUCLEAR STRUCTURE 88,87Sr, 89Y; calculated B(λ), inhibition factor, spin polarization for isomeric M4 transition. RPA, collective renormalizations.

doi: 10.1103/PhysRevC.21.1538
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1980CA15      Nucl.Phys. A341, 93 (1980)

B.Castel, R.Y.Cusson, L.Zamick

Isospin Mixing in 16O: A Three-Level Model

NUCLEAR STRUCTURE 16O; calculated isospin mixing effects for 2- states. Three-level model.

doi: 10.1016/0375-9474(80)90363-2
Citations: PlumX Metrics

1980GO05      Nucl.Phys. A339, 377 (1980)

K.Goeke, B.Castel, P.-G.Reinhard

Isovector Giant Monopole Resonances: A Sum-Rule Approach

NUCLEAR STRUCTURE 16O, 40Ca, 56Ni, 90Zr, 208Pb; calculated T=1, giant monopole resonance sum rules. Adiabatic time-dependent Hartree-Fock, Skyrme interacion.

doi: 10.1016/0375-9474(80)90022-6
Citations: PlumX Metrics

1980HA01      J.Phys.(London) G6, 59 (1980)

D.Halderson, B.Castel, G.Aizer

Non-Statistical Effects in Neutron Reactions on 32S

NUCLEAR REACTIONS 32S(n, γ), E ≈ 0-1.2 MeV; calculated cumulative Γn(E), Γγ, reduced n-width. Shell model in continuum.

doi: 10.1088/0305-4616/6/1/013
Citations: PlumX Metrics

1980YA01      Phys.Lett. 89B, 307 (1980)

H.L.Yadav, A.Faessler, H.Toki, B.Castel

Electromagnetic Transitions in the Pt Nuclei

NUCLEAR STRUCTURE 190,192,194Pt; calculated B(E2). Asymmetric rotor model, quasiparticle collective excitation coupling.

doi: 10.1016/0370-2693(80)90130-6
Citations: PlumX Metrics

1980YA06      Phys.Rev. C22, 2644 (1980)

H.L.Yadav, B.Castel, H.Toki

E2 Interference Terms in the Coulomb Excitations of the Os and Pt Nuclei

NUCLEAR STRUCTURE 192,194Pt, 192Os;calculated B(E2), δ vs collective parameter; deduced quasiparticle excitation role in E2 interference term size anomaly. Extended Davydov-Fillipov model.

doi: 10.1103/PhysRevC.22.2644
Citations: PlumX Metrics

1979CA05      Phys.Lett. 82B, 160 (1979)

B.Castel, K.Goeke

Calculation of Nuclear RMS Radii Using a Skyrme Interaction with a State Dependent Effective Mass

NUCLEAR STRUCTURE 40,48Ca; calculated properties of valence orbits. Modified Skyrme interaction, local enhancement of effective mass at Fermi surface.

doi: 10.1016/0370-2693(79)90724-X
Citations: PlumX Metrics

1979GO01      Phys.Rev. C19, 201 (1979)

K.Goeke, B.Castel

Calculation of Giant Monopole Resonances in the Adiabatic Time-Dependent Hartree-Fock Theory

NUCLEAR STRUCTURE 16O, 40Ca, 90Zr, 208Pb; calculated GMR. time-dependent Hartree-Fock with Skyrme interactions.

doi: 10.1103/PhysRevC.19.201
Citations: PlumX Metrics

1978CA23      Phys.Lett. 80B, 13 (1978)

B.Castel, G.R.Satchler

Giant E0 Resonances and their Effects on the Lifetime of Excited 0+ States

NUCLEAR STRUCTURE 40Ca, 90Zr, 208Pb; calculated renormalization effects on low energy E0 transitions due to excitation of giant E0 resonances using a state dependent monopole effective charge.

doi: 10.1016/0370-2693(78)90293-9
Citations: PlumX Metrics

1978HA32      Phys.Rev. C18, 1542 (1978)

D.Halderson, B.Castel

Neutron and Gamma Width Correlations in Neutron Capture Reactions: A Comparative Study

NUCLEAR REACTIONS 28Si(n, γ); calculated Γγ.

doi: 10.1103/PhysRevC.18.1542
Citations: PlumX Metrics

1978MI14      Ann.Phys.(New York) 114, 452 (1978)

M.Micklinghoff, B.Castel

Doorway Structures in the Radiative Capture of Neutrons by 28Si and 32S

NUCLEAR REACTIONS 28Si, 32S(n, γ); calculated σ. K-matrix formalism, microscopic treatment including single-particle resonances.

doi: 10.1016/0003-4916(78)90277-4
Citations: PlumX Metrics

1977CA25      Phys.Rev. C16, 2092 (1977)

B.Castel, K.Goeke

Effective Charges and Isoscalar Shifts in the Linearized Hartree-Fock Model

NUCLEAR STRUCTURE 207,208Pb, 209Bi, 89Y, 90Zr; calculated change in rms radii. Skyrme interaction.

doi: 10.1103/PhysRevC.16.2092
Citations: PlumX Metrics

1977HA22      Ann.Phys.(New York) 103, 133 (1977)

D.Halderson, B.Castel, M.Divadeenam, H.W.Newson

s- and p-Wave Neutron Spectroscopy. Xf(ii). Intermediate Structure in the 28Si+n Reaction: Doorway State Calculation

NUCLEAR STRUCTURE 29Si; calculated low-lying structure. Doorway state calculation.

doi: 10.1016/0003-4916(77)90265-2
Citations: PlumX Metrics

1977MI05      Z.Phys. A282, 117 (1977)

M.Micklinghoff, B.Castel

Higher Order Processes in the Radiative Capture of Fast Neutrons

NUCLEAR REACTIONS 40Ca(n, γ); calculated σ; predicted single particle resonances superimposed on broad giant resonance.

doi: 10.1007/BF01881013
Citations: PlumX Metrics

1976CA07      Phys.Rev. C13, 1765 (1976)

B.Castel, K.Goeke

Prolate-Oblate Energy Difference and Shape Variation in the f-p Shell

NUCLEAR STRUCTURE 48Ti, 50,52Cr, 54,56Fe, 64Zn, 72Ge; calculated prolate-oblate energy differences. Generator-coordinate method.

doi: 10.1103/PhysRevC.13.1765
Citations: PlumX Metrics

1976CA27      Phys.Lett. 65B, 27 (1976)

B.Castel, I.Hamamoto

Giant Spin Resonances and Effective Mλg-Factors

NUCLEAR STRUCTURE 207,208Pb, 40Ca, 39K, 32,33S, 207Tl; calculated giant resonance parameters, B(λ).

doi: 10.1016/0370-2693(76)90526-8
Citations: PlumX Metrics

1976HA05      Phys.Rev.Lett. 36, 760 (1976)

D.Halderson, B.Castel, I.P.Johnstone, M.Divadeenam

Neutron and Gamma Widths of a J = 3/2- Doorway State in 29Si

NUCLEAR STRUCTURE 29Si; calculated doorway resonances, widths.

doi: 10.1103/PhysRevLett.36.760
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1975CA25      Z.Phys. A274, 275 (1975)

B.Castel, D.Halderson, M.Micklinghoff, M.Divadeenam

Structure of Doorway States in the 40Ca + n Reaction

NUCLEAR STRUCTURE 41Ca; calculated S.

doi: 10.1007/BF01437740
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1975MI10      Nucl.Phys. A251, 181 (1975)

M.Micklinghoff, B.Castel, I.P.Johnstone

Ground State Correlations in the Core-Particle Model: Application to 37Ar

NUCLEAR STRUCTURE 37Ar; calculated levels, B(λ), S.

doi: 10.1016/0375-9474(75)90709-5
Citations: PlumX Metrics

1975RO28      Can.J.Phys. 53, 2631 (1975)

B.C.Robertson, M.Micklinghoff, B.Castel

The 7/2- Doublet in 55Fe

NUCLEAR REACTIONS 52Cr(α, nγ), E=6.75 MeV; 55Mn(p, nγ), E=3.6 MeV; measured DSA, Iγ. 55Fe levels deduced T1/2, γ-branching, μ.

doi: 10.1139/p75-322
Citations: PlumX Metrics

1974JO12      Can.J.Phys. 52, 1998 (1974)

I.P.Johnstone, B.Castel

Electric Dipole Transition Strengths in 19F

NUCLEAR STRUCTURE 19F; calculated levels, B(E1).

doi: 10.1139/p74-263
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1974MI17      Phys.Lett. 52B, 166 (1974)

M.Micklinghoff, B.Castel

Spectroscopic Factors and E3 Transition Rates in 39K

NUCLEAR STRUCTURE 39K; calculated levels, S, B(E3).

doi: 10.1016/0370-2693(74)90079-3
Citations: PlumX Metrics

1974NG03      Phys.Rev. C10, 2643 (1974)

W.Y.Ng, B.Castel

Lipkin-Nogami Approximation of Pairing Interaction

NUCLEAR STRUCTURE 58,60,62,64,66Ni; calculated levels.

doi: 10.1103/PhysRevC.10.2643
Citations: PlumX Metrics

1974PW01      Phys.Rev. C9, 1650 (1974)

L.C.Pwu, B.Castel

Dynamic Treatment of the Mass Distribution in Fission

NUCLEAR STRUCTURE, Fission 238U, 240Pu, 242,244Cm, 252Cf, 256Fm; calculated yield curves.

doi: 10.1103/PhysRevC.9.1650
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1973BE58      Nucl.Phys. A217, 189 (1973); Erratum Nucl.Phys. A223, 627 (1974)

H.G.Benson, I.P.Johnstone, B.Castel

Five-Particle-One-Hole States in 44Sc

NUCLEAR STRUCTURE 44Sc; calculated levels, B(E2).

doi: 10.1016/0375-9474(73)90632-5
Citations: PlumX Metrics

1973CA34      Can.J.Phys. 51, 2403 (1973)

B.Castel, M.Micklinghoff, I.P.Johnstone

Shell Model and Collective Excitations in 72Ge

NUCLEAR STRUCTURE 72Ge; calculated levels, J, E2 transition rates.

doi: 10.1139/p73-314
Citations: PlumX Metrics

1973JO04      Can.J.Phys. 51, 988 (1973)

I.P.Johnstone, B.Castel

Effect of Core Excitations on 29Si and on the Giant Dipole Resonance in 28Si

NUCLEAR STRUCTURE 29Si calculated levels, B(E2), S.

doi: 10.1139/p73-128
Citations: PlumX Metrics

1973JO16      Nucl.Phys. A213, 341 (1973)

I.P.Johnstone, B.Castel

Retardation of E1 Transitions and the Neutron Effective Charge in 29Si

NUCLEAR STRUCTURE 29Si; calculated levels, B(E1).

doi: 10.1016/0375-9474(73)90155-3
Citations: PlumX Metrics

1973PW01      Lett.Nuovo Cim. 8, 945 (1973)

C.L.Pwu, B.Castel

Mass Asymmetry in Fission and Nuclear Viscosity

NUCLEAR STRUCTURE 236U; calculated fission product mass distribution.

doi: 10.1007/BF02727805
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1972CA20      Can.J.Phys. 50, 1630 (1972)

B.Castel, I.P.Johnstone, B.P.Singh, K.W.C.Stewart

Low-Lying Structure and Inelastic Scattering of Cu Isotopes in a Unified Model

NUCLEAR STRUCTURE 59,61,63,65Cu; calculated levels, μ, quadrupole moment, B(E2), B(M1), γ-mixing, γ-branching, S. Quasiparticle coupling to anharmonic vibrations.

doi: 10.1139/p72-220
Citations: PlumX Metrics

1972SI13      Phys.Rev. C5, 1613 (1972)

B.P.Singh, B.Castel, I.P.Johnstone, K.W.C.Stewart

Nuclear Structure of 30P and 34Cl in a Unified Model

NUCLEAR STRUCTURE 30P, 34Cl; calculated levels, B(E2), B(M1). Vibrational unified model.

doi: 10.1103/PhysRevC.5.1613
Citations: PlumX Metrics

1972SI53      Izv.Akad.Nauk SSSR, Ser.Fiz. 36, 2526 (1972); Bull.Acad.Sci.USSR, Phys.Ser. 36, 2195 (1973)

D.Sinclair, B.Castel, I.P.Johnstone, J.T.Yuang

Structure of the Excited Levels of Odd Iodine Isotopes

NUCLEAR STRUCTURE 127I calculated levels, B(E2), S for single proton transfer. 121,123,125,129,131I calculated levels.

1971CA02      Phys.Rev. C3, 964 (1971)

B.Castel, K.W.C.Stewart

Projected Hartree-Fock and Core-Particle Coupling for A = 29 and 30

NUCLEAR STRUCTURE 29,30Si, 29P; calculated levels, B(E2), B(M1). Projected Hartree-Fock, core-quasiparticle coupling model.

doi: 10.1103/PhysRevC.3.964
Citations: PlumX Metrics

1971CA04      Nucl.Phys. A162, 273 (1971)

B.Castel, K.W.C.Stewart, M.Harvey

Coupling of Quasiparticles and Anharmonic Vibrations: A = 33 and 34

NUCLEAR STRUCTURE 33,34S, 33Cl; calculated levels. Intermediate coupling vibrational model.

doi: 10.1016/0375-9474(71)90984-5
Citations: PlumX Metrics

1971CA20      Can.J.Phys. 49, 1641 (1971)

B.Castel, I.P.Johnstone

Two Particle - One Hole Contributions to Magnetic Moments and M1 Transitions

NUCLEAR STRUCTURE 29Si, 31P, 35Cl; calculated μ, B(M1); deduced 2p-1h contributions.

doi: 10.1139/p71-192
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1971CA24      Can.J.Phys. 49, 2028 (1971)

B.Castel, J.P.Svenne

Compressibility under Deformation of the Hartree-Fock Field

NUCLEAR STRUCTURE 44Ca, 50Cr, 56,58Ni; calculated rms radius, compressibility under deformation. Deformed Hartree-Fock model.

doi: 10.1139/p71-245
Citations: PlumX Metrics

1971CA31      Phys.Rev. C4, 1966 (1971)

B.Castel, K.W.C.Stewart, M.Harvey

Coupling of Particle-Hole and Surface Excitations in Closed-Shell Nuclei

NUCLEAR STRUCTURE 32S; calculated levels, B(E2).particle-hole, surface excitation coupling.

doi: 10.1103/PhysRevC.4.1966
Citations: PlumX Metrics

1971JO01      Phys.Lett. 34B, 34 (1971)

I.P.Johnstone, B.Castel, P.Sostegno

Proton Hole States in 20F

NUCLEAR STRUCTURE 20F; calculated levels, transition rates. Projected Hartree-Fock theory.

doi: 10.1016/0370-2693(71)90498-9
Citations: PlumX Metrics

1971JO21      Phys.Lett. 37B, 329 (1971)

I.P.Johnstone, B.Castel

On the 19/2- (3.12 MeV) State in 43Sc and the 6+ (3.19 MeV) State in 42Ca

RADIOACTIVITY 42Sc; calculated log ft.

NUCLEAR MOMENTS 43Sc, 42Ca; calculated g.

doi: 10.1016/0370-2693(71)90192-4
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1971PA39      Phys.Lett. 37B, 7 (1971)

J.C.Parikh, B.Castel

Pairing Effects in the Projected Hartree-Fock Model

NUCLEAR STRUCTURE 58,60,62,64Ni; calculated ground-state energies. Projected Hartree-Fock model, pairing correlations.

doi: 10.1016/0370-2693(71)90554-5
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1971RO03      Phys.Rev. C3, 73 (1971)

D.J.Rowe, N.Ullah, S.S.M.Wong, J.C.Parikh, B.Castel

Investigation of the One-Particle-Hole and Projected Hartree-Fock Approximations in C12 and O16

NUCLEAR STRUCTURE 12C, 16O; calculated levels, quadrupole moment. Particle-hole, projected Hartree-Fock approximations.

doi: 10.1103/PhysRevC.3.73
Citations: PlumX Metrics

1971ST32      Phys.Rev. C4, 2131 (1971)

K.W.C.Stewart, B.Castel, B.P.Singh

Odd Co Isotopes in a Unified Vibrational Model

NUCLEAR STRUCTURE 57,59,61,63Co; calculated levels, B(λ). Unified vibrational model.

doi: 10.1103/PhysRevC.4.2131
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1970CA10      Can.J.Phys. 48, 1490 (1970)

B.Castel, K.W.C.Stewart, M.Harvey

Intermediate-Coupling Structure of Odd-A Nuclei in the 2s-1d Shell

NUCLEAR STRUCTURE 29Si, 31P, 35Cl; calculated positive-parity levels. Intermediate coupling model.

doi: 10.1139/p70-188
Citations: PlumX Metrics

1970CA18      Lett.Nuovo Cimento 3, 23 (1970)

B.Castel, K.W.C.Stewart, J.C.Parikh

Quadrupole Moments of Excited States in Light Nuclei

NUCLEAR STRUCTURE 24Mg, 28Si; calculated quadrupole moment ratio for levels in rotational bands. SU3, projected Hartree-Fock formalisms.

doi: 10.1007/BF02755772
Citations: PlumX Metrics

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