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Search: Author = I.Halpern

Found 33 matches.

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1992RO17      Phys.Rev. C46, 1968 (1992)

D.P.Rosenzweig, J.F.Amann, R.L.Boudrie, K.G.R.Doss, D.M.Drake, I.Halpern, M.A.Khandaker, J.Nelson, D.W.Storm, D.R.Tieger, S.A.Wood

Comparison of Inclusive Inelastic Scattering of π+ and π- from Nuclei at 100 MeV

NUCLEAR REACTIONS 12C, 40Ca, Sn, Pb(π+, π+'X), (π-, π-'X), E=100 MeV; measured σ(E(π), θ); deduced σ(ratios), relations between pion absorption and scattering. Semiclassical transport model.

doi: 10.1103/PhysRevC.46.1968
Citations: PlumX Metrics


1991KH04      Phys.Rev. C44, 24 (1991)

M.A.Khandaker, M.Doss, I.Halpern, T.Murakami, D.W.Storm, D.R.Tieger, W.J.Burger

Inclusive Inelastic Scattering of 96.5-MeV π+ and π- by the Hydrogen and Helium Isotopes

NUCLEAR REACTIONS 2H, 3,4He(π+, π+), (π-, π-), (π+, π+'), (π-, π-'), E=96.5 MeV; measured σ(θ), σ. 2,3H, 3,4He deduced pion absorption width ratios, branching ratios.

doi: 10.1103/PhysRevC.44.24
Citations: PlumX Metrics


1988MU06      J.Phys.(London) G14, Supplement S275 (1988)

T.Murakami, C.A.Gossett, I.Halpern, D.P.Rosenzweig, D.W.Storm, D.R.Tieger, P.T.Debevec, A.Freytag, L.J.Morford, S.A.Wender, D.H.Dowell

Photoneutron Studies of the Giant Isovector Quadrupole Resonance in Calcium, Cadmium, and Lead

NUCLEAR REACTIONS Ca, Cd, Pb(γ, n), E=28-39 MeV bremsstrahlung; measured σ(θ), neutron asymmetry; deduced electric dipole, quadrupole amplitude interference role.

doi: 10.1088/0305-4616/14/S/029
Citations: PlumX Metrics


1987MU02      Phys.Rev. C35, 479 (1987)

T.Murakami, I.Halpern, D.W.Storm, P.T.Debevec, L.J.Morford, S.A.Wender, D.H.Dowell

Forward-to-Backward Asymmetry of the (γ, n) Reaction in the Energy Range 20-30 MeV

NUCLEAR REACTIONS Cd, Pb, 206Pb(γ, n), E=20-30 MeV; measured σ(Eγ, θ), asymmetries. Cd, Pb deduced E2 isovector resonance excitation energies, widths. Liquid scintillator. Direct-semidirect calculations.

doi: 10.1103/PhysRevC.35.479
Citations: PlumX Metrics


1987ST26      Can.J.Phys. 65, 677 (1987)

D.W.Storm, I.Halpern, C.A.Gossett, T.Murakami, D.P.Rosenzweig, D.R.Tieger, P.T.Debevec, A.Freytag, L.J.Morford, S.A.Wender, D.H.Dowell

(γ, n) Studies of the Giant Isovector E2 Resonance in Lead, Cadmium, and Calcium

NUCLEAR REACTIONS Ca, Cd, Pb(γ, n), E=20-40 MeV; measured σ(En), σ(θn), asymmetries; deduced giant isovector, quadrupole resonance parameters. Natural targets. Direct semdirect calculations.

doi: 10.1139/p87-096
Citations: PlumX Metrics


1986AN01      Phys.Rev. C33, 208 (1986)

K.A.Aniol, D.T.Chiang, K.G.R.Doss, I.Halpern, M.Khandaker, D.W.Storm, D.R.Tieger, P.D.Barnes, B.Bassalleck, N.J.Colella, S.A.Dytman, R.A.Eisenstein, R.Grace, C.Maher, D.Marlow, P.Pile, R.Rieder, F.Takeutchi, W.R.Wharton, J.F.Amann, J.Julien

Low Energy π+ Inelastic Scattering from Nuclei to the Continuum

NUCLEAR REACTIONS C, Ca, Sn, Pb(π+, π+'), E=67-100 MeV; measured σ(θ, E). Simple classical model interpretation.

doi: 10.1103/PhysRevC.33.208
Citations: PlumX Metrics


1984WE08      Nucl.Phys. A417, 405 (1984)

W.G.Weitkamp, I.Halpern, T.A.Trainor, S.K.Lamoreaux, Z.Y.Liu

Depolarization in Proton Inclusive Inelastic Scattering and in the (d(pol), p(pol)) Reaction on Medium-Weight Nuclei

NUCLEAR REACTIONS 54Fe, 92Mo(polarized p, p'), E=18 MeV; 63Cu(polarized p, p'), E=14.35 MeV; measured σ(θ), depolarization parameter vs θ. Two-component model analysis. 54Fe(polarized d, p), E=16 MeV; measured σ(θ), depolarization vs θ. Extended two-component model analysis.

doi: 10.1016/0375-9474(84)90405-6
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1631.


1983JE01      Phys.Rev. C27, 697 (1983)

R.H.Jeppesen, M.J.Jakobson, M.D.Cooper, D.C.Hagerman, M.B.Johnson, R.P.Redwine, G.R.Burleson, K.F.Johnson, R.E.Marrs, H.O.Meyer, I.Halpern, L.D.Knutson

Pion-Nucleus Forward Scattering Amplitudes from Total Cross Section Measurements

NUCLEAR REACTIONS 27Al, 40Ca, 63,65Cu, Sn, 165Ho, Pb(π+, π+), (π+, X), (π-, π-), (π-, X), E=114-215 MeV; measured total σ, attenuation σ; deduced Coulomb distorted forward scattering amplitude real, imaginary parts. Strong absorption model.

doi: 10.1103/PhysRevC.27.697
Citations: PlumX Metrics


1982BH02      Phys.Lett. 112B, 299 (1982)

H.C.Bhang, I.Halpern, T.A.Trainor

Orbiting Effects in the Inelastic Scattering of Protons to the Continuum

NUCLEAR REACTIONS 65,58Ni(polarized p, p'), E=65 MeV; calculated σ(θ), A(θ); deduced reaction mechanism. One-step DWBA analysis.

doi: 10.1016/0370-2693(82)91054-1
Citations: PlumX Metrics


1982LE24      Nucl.Phys. A390, 221 (1982)

A.Lepretre, H.Beil, R.Bergere, P.Carlos, J.Fagot, A.Veyssiere, I.Halpern

Analysis of Neutron Multiplicities in Photonuclear Reactions from 30 to 140 MeV in Heavy Elements

NUCLEAR REACTIONS Sn, Ce, Ta, Pb(γ, xn), E=25-140 MeV; measured photoneutron mean numbers, width distributions; deduced evaporation, fast neutron, proton average numbers. Monochromatic photons.

doi: 10.1016/0375-9474(82)90159-2
Citations: PlumX Metrics


1981DR08      Phys.Rev.Lett. 47, 1581 (1981)

D.M.Drake, S.Joly, L.Nilsson, S.A.Wender, K.Anoil, I.Halpern, D.Storm

E2 Isovector Giant Resonance as Seen through the Capture of Fast Neutrons

NUCLEAR REACTIONS 208Pb(n, γ), E=7-20 MeV; measured σ(Eγ), asymmetry. 209Pb deduced E2 giant isovector resonance.

doi: 10.1103/PhysRevLett.47.1581
Citations: PlumX Metrics


1977FI11      Phys.Rev. C16, 2367 (1977)

T.R.Fisher, J.A.Becker, B.A.Watson, H.Marshak, G.R.Burleson, M.D.Cooper, D.C.Hagerman, I.Halpern, M.J.Jakobson, R.H.Jeppesen, K.F.Johnson, L.D.Knutson, R.E.Marrs, H.O.Meyer, R.P.Redwine

Pion Cross Section Measurements on Aligned 165Ho in the (3, 3) Resonance Region

NUCLEAR REACTIONS 165Ho(π+, π+), (π-, π-), E=115, 165, 240 MeV; measured tagged pion removal σ, σ ratios for aligned, unaligned targets.

doi: 10.1103/PhysRevC.16.2367
Citations: PlumX Metrics


1977JA03      Phys.Rev.Lett. 38, 1201 (1977)

M.J.Jakobson, G.R.Burleson, J.R.Calarco, M.D.Cooper, D.C.Hagerman, I.Halpern, R.H.Jeppesen, K.F.Johnson, L.D.Knutson, R.E.Marrs, H.O.Meyer, R.P.Redwine

Neutron Radii of Calcium Isotopes from Pion Total Cross Section Measurements

NUCLEAR REACTIONS 40,44,48Ca(π+, X), (π-, X), E=90-240 MeV; measured total σ(E) differences.

doi: 10.1103/PhysRevLett.38.1201
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1976BR28      Phys.Rev. C14, 896 (1976)

D.R.Brown, I.Halpern, J.R.Calarco, P.A.Russo, D.L.Hendrie, H.Homeyer

Neutron Pickup by Alpha Particles to Unbound States

NUCLEAR REACTIONS 12C, Rh, 208Pb, U(α, 5He), E=42, 90 MeV; measured αn-coin, σ.

doi: 10.1103/PhysRevC.14.896
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1975AR19      Phys.Rev.Lett. 35, 914 (1975)

E.D.Arthur, D.M.Drake, I.Halpern

Fore-Aft Anisotropy in the Radiative Capture of 14-MeV Neutrons

NUCLEAR REACTIONS 10B, 12C, 29Si, 40Ca(n, γ), E=14 MeV; measured γ-yields, Iγ(θ).

doi: 10.1103/PhysRevLett.35.914
Citations: PlumX Metrics


1973DR02      Nucl.Phys. A203, 257 (1973)

D.M.Drake, S.L.Whetstone, I.Halpern

The Radiative Capture of Fast Protons by Medium-Mass Nuclei

NUCLEAR REACTIONS 56Fe, 59Co, 58,60,61Ni, 63Cu, 64Zn(p, γ), E=8-22 MeV; measured σ(E;Eγ). Enriched targets.

doi: 10.1016/0375-9474(73)90134-6
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0092.


1972BI15      Nucl.Phys. A198, 161 (1972)

C.J.Bishop, I.Halpern, R.W.Shaw, Jr., R.Vandenbosch

The Energy Dependence of the Fissionability of Neptunium Isotopes and the Level Density of Highly Deformed Nuclei

NUCLEAR REACTIONS, Fission 233U, 238U(p, xnF), E=11.5-22 MeV; measured (n)(fragment)(θ); ascribe deduced excitation energy dependence of n-width/t-width to deformation dependence of nuclear level density.

doi: 10.1016/0375-9474(72)90778-6
Citations: PlumX Metrics


1972FE08      Nucl.Phys. A188, 1 (1972)

S.M.Ferguson, H.Ejiri, I.Halpern

De-Excitation of Rare-Earth Compound Nuclei Formed in Bombardments with 40 MeV α-Particles

NUCLEAR REACTIONS 154Sm, 157,158,160Gd, 163,164Dy, 167,168Er, 173,174,176Yb, 179,180Hf(α, xnγ), E=40.5 MeV;αγ-delay, Iγ, σ. 154Gd, 158,160Dy, 164Er, 168Yb, 174,176Hf, 180W deduced ground band transition intensities.

doi: 10.1016/0375-9474(72)90175-3
Citations: PlumX Metrics


1971CH31      Phys.Rev.Lett. 27, 434 (1971)

G.Chenevert, N.S.Chant, I.Halpern, C.Glashausser, D.L.Hendrie

Gross Structure in the Spectra of Helium Ions Inelastically Scattered from Heavy Nuclei with Large Energy Loss

NUCLEAR REACTIONS 208Pb(α, α'), E=65 MeV; measured σ(Eα', θ=15-50°); deduced gross structure.

doi: 10.1103/PhysRevLett.27.434
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2755.


1970BI06      Nucl.Phys. A150, 129 (1970)

C.J.Bishop, R.Vandenbosch, R.Aley, R.W.Shaw, Jr., I.Halpern

Excitation Energy Dependence of Neutron Yields and Fragment Kinetic Energy Release in the Proton Induced Fission of 233U and 238U

NUCLEAR REACTIONS, Fission 233,238U(p, F), E=9.5-22 MeV; measured prompt neutron energies, yields(E;fragment mass).

doi: 10.1016/0375-9474(70)90462-8
Citations: PlumX Metrics


1970DR01      Phys.Lett. 32B, 349 (1970)

D.Drake, S.L.Whetstone, I.Halpern

Spectra of High-Energy Photons Emitted from the Compound System 64Zn in Various Nuclear Reactions

NUCLEAR REACTIONS 63Cu(p, Xγ), 61Ni(3He, Xγ), 60Ni(α, Xγ), E approx 10-20 MeV; measured σ(E;Eγ).

doi: 10.1016/0370-2693(70)90492-2
Citations: PlumX Metrics


1970ZI02      Phys.Lett. 33B, 205 (1970)

J.Zimanyi, I.Halpern, V.A.Madsen

On the Effective Charge Factor for the Radiative Capture of Fast Nucleons

NUCLEAR REACTIONS 206Pb(n, γ), E=1.5-8.5 MeV; measured nothing; analyzed σ(E;Eγ). 207Pb deduced effective charge factors for levels.

doi: 10.1016/0370-2693(70)90572-1
Citations: PlumX Metrics


1969EJ01      Phys.Letters 29B, 111 (1969)

H.Ejiri, S.M.Ferguson, I.Halpern, R.Heffner

Gamma-Ray Transitions from Isobaric Analogue States to Low-Lying States in 93Tc

NUCLEAR REACTIONS 92Mo(p, γ), E=5.874, 6.54 MeV; measured σ(E), Eγ. 93Tc deduced resonances, level-width, isobaric analog.

doi: 10.1016/0370-2693(69)90259-7
Citations: PlumX Metrics


1968CH32      Nucl.Phys. A122, 481(1968)

G.Chenevert, I.Halpern, B.G.Harvey, D.L.Hendrie

The Evaporation of α-Particles from Heavy Nuclei

NUCLEAR REACTIONS 181Ta, 197Au, 208Pb(α, α'); E=50, 65, 90 MeV; measured σ(Eα', θ). Interpreted low-energy portion of backward angle spectra in terms of statistical theory.

doi: 10.1016/0375-9474(68)90573-3
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2329.


1968WI16      Phys.Rev. 174, 1544 (1968)

C.F.Williamson, S.M.Ferguson, B.J.Shepherd, I.Halpern

Intensities and Angular Distributions of Ground-State Rotational Transitions Excited in (α, 3n) and (α, 4n) Reactions

NUCLEAR STRUCTURE 154Gd, 156Dy, 160Dy, 162Er, 168Yb, 152Gd, 170Yb, 176Hf; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.174.1544
Citations: PlumX Metrics


1966SH11      Phys.Rev.Letters 17, 806 (1966)

B.J.Shepherd, C.F.Williamson, I.Halpern

Removal of Angular Momentum by Evaporating Neutrons and Photons in the (α, 3n) Reaction

NUCLEAR STRUCTURE 162Er, 156Dy, 168Yb; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRevLett.17.806
Citations: PlumX Metrics


1964CO37      Phys.Rev. 133, B724 (1964)

J.A.Coleman, A.W.Fairhall, I.Halpern

Long-Range Particle Emission in Coincidence with Fission at Moderate Excitation Energies

NUCLEAR REACTIONS 232Th, 238U(p, X), E=10.5 MeV; 232Th, 238U(α, X), E=29.5, 42 MeV; measured fission fragments, Eα, Iα; deduced α particles yields per fission.

doi: 10.1103/PhysRev.133.B724
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2452.


1960BO04      Bull.Am.Phys.Soc. 5, No.4, 267, P7 (1960)

D.Bodansky, R.C.Cole, W.G.Cross, C.R.Gruhn, I.Halpern

Evaporation of Protons in Coincidence in Alpha-Particle Bombardment of Ni58

NUCLEAR STRUCTURE 60Ni; measured not abstracted; deduced nuclear properties.


1959BA32      Phys.Rev. 114, 305 (1959)

J.B.Ball, A.W.Fairhall, I.Halpern

Radiative Alpha-Particle Capture in Ni58 and Xe136 at Higher Energies

doi: 10.1103/PhysRev.114.305
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetP0072.


1958BA59      Bull.Am.Phys.Soc. 3, No.5, 322, H6 (1958)

J.B.Ball, A.W.Fairhall, I.Halpern

Capture Cross Sections for Moderate Energy Charged Particles


1957BO83      Phys.Rev. 108, 1019 (1957)

D.Bodansky, S.F.Eccles, I.Halpern

Breakup of Be9* (2.43 MeV)

doi: 10.1103/PhysRev.108.1019
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1952DE36      Phys.Rev. 87, 196 H5 (1952)

R.J.Debs, J.T.Eisinger, A.W.Fairhall, I.Halpern, H.G.Richter

Photonuclear Yield from Copper Through Arsenic

NUCLEAR REACTIONS Cu, 75As(γ, X), E=330 MeV; measured reaction products. 64Zn, 70Ge; deduced yields.

doi: 10.1103/PhysRev.87.179
Citations: PlumX Metrics


1951BE42      Phys.Rev. 84, 155 (1951)

J.K.Beling, B.T.Feld, I.Halpern

The α-γ Angular Correlation in the Decay of Radiothorium

doi: 10.1103/PhysRev.84.155
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