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NSR database version of March 2, 2024.

Search: Author = H.Postma

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2003ZA08      Phys.Rev. C 68, 014320 (2003)

L.Zanini, F.Corvi, H.Postma, F.Becvar, M.Krticka, J.Honzatko, I.Tomandl

Cascade γ decay study of 108Ag following thermal and resonance neutron capture in 107Ag

NUCLEAR REACTIONS 107Ag(n, γ), E=thermal; measured Eγ, Iγ, γγ-coin. 108Ag deduced photon strength functions, related features. Two-step cascade method.

doi: 10.1103/PhysRevC.68.014320
Citations: PlumX Metrics


2001MA55      Phys.Rev. C64, 015501 (2001)

Y.Matsuda, J.D.Bowman, B.E.Crawford, P.P.J.Delheij, T.Haseyama, J.N.Knudson, L.Y.Lowie, A.Masaike, Y.Masuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, Y.-F.Yen, V.W.Yuan

Parity Violation in Neutron Resonances of Antimony and Iodine

NUCLEAR REACTIONS 121,123Sb, 127I(polarized n, n'), E ≈ 5-350 eV; measured transmission neutron spectra. 121,123Sb, 127I deduced resonance parameters, parity-nonconserving asymmetries, weak spreading widths.

doi: 10.1103/PhysRevC.64.015501
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14179.


2000MI09      Phys.Rev. C61, 045503 (2000)

G.E.Mitchell, J.D.Bowman, B.E.Crawford, P.P.J.Delheij, C.M.Frankle, M.Iinuma, J.N.Knudson, L.Y.Lowie, A.Masaike, Y.Matsuda, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, Y.-F.Yen, V.W.Yuan

New Search for Parity Violation in Nonresonant Neutron Scattering on Thorium

NUCLEAR REACTIONS 232Th(polarized n, n), E=30-300 eV; measured transmission neutron spectra; deduced off-resonance parity violating asymmetry.

doi: 10.1103/PhysRevC.61.045503
Citations: PlumX Metrics


2000SH02      Phys.Rev. C61, 025501 (2000)

E.I.Sharapov, J.D.Bowman, B.E.Crawford, P.P.J.Delheij, C.M.Frankle, M.Iinuma, J.N.Knudson, L.Y.Lowie, J.E.Lynch, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, S.L.Stephenson, Y.-F.Yen, V.W.Yuan

Parity Violation in 232Th Neutron Resonances Above 250 eV

NUCLEAR REACTIONS 232Th(polarized n, n), E=40-2100 eV; measured transimission yields, asymmetry. 232Th deduced resonances, parity-nonconservation effects.

doi: 10.1103/PhysRevC.61.025501
Citations: PlumX Metrics


2000ST08      Phys.Rev. C61, 045501 (2000)

S.L.Stephenson, J.D.Bowman, F.Corvi, B.E.Crawford, P.P.J.Delheij, C.M.Frankle, M.Iinuma, J.N.Knudson, L.Y.Lowie, A.Masaike, Y.Masuda, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, H.M.Shimizu, Y.-F.Yen, V.W.Yuan, L.Zanini

Parity Violation in Neutron Resonances in 115In

NUCLEAR REACTIONS In(polarized n, n), E=6-316 eV; measured transmission neutron spectra. 115In(n, γ), E=3-480 eV; measured Eγ, Iγ, σ(En). 115In deduced p-wave resonances J, π, asymmetries, parity violation, weak spreading width.

doi: 10.1103/PhysRevC.61.045501
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14712.


2000ZA01      Phys.Rev. C61, 054616 (2000)

L.Zanini, F.Corvi, H.Postma, F.Becvar

Dependence of the Populations of Low-Energy Levels in 108, 110Ag on the Resonance Spin and Parity

NUCLEAR REACTIONS 107,109Ag(n, γ), E ≈ 15-1400 eV; measured TOF spectrum, Eγ, Iγ. 107,109Ag deduced resonances J, π, possible parity violating effects. 108,110Ag deduced level population dependence on resonance J, π.

doi: 10.1103/PhysRevC.61.054616
Citations: PlumX Metrics


1999CR03      Phys.Rev. C60, 055503 (1999)

B.E.Crawford, J.D.Bowman, P.P.J.Delheij, T.Haseyama, J.N.Knudson, L.Y.Lowie, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, V.W.Yuan

Parity Nonconservation in 106Pd and 108Pd Neutron Resonances

NUCLEAR REACTIONS 106,108Pd(polarized n, γ), E=20-2000 eV; measured capture σ vs helicity; deduced weak spreading widths, possible parity nonconservation effects.

doi: 10.1103/PhysRevC.60.055503
Citations: PlumX Metrics


1999LO01      Phys.Rev. C59, 1119 (1999)

L.Y.Lowie, J.D.Bowman, F.Corvi, B.E.Crawford, P.P.J.Delheij, C.M.Frankle, M.Iinuma, J.N.Knudson, A.Masaike, Y.Masuda, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, H.M.Shimizu, S.L.Stephenson, Y.-F.Yen, V.W.Yuan, L.Zanini

Parity Violation in Neutron Resonances in 107, 109Ag

NUCLEAR REACTIONS Ag(polarized n, X), E=32-422 eV; measured total σ helicity dependence, longitudinal asymmetries; deduced parity nonconservation features. 107,109Ag(n, γ), E=10-800 eV; measured Eγ, Iγ, tof spectra. 107,109Ag deduced resonances E, Γ, J.

doi: 10.1103/PhysRevC.59.1119
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13687.


1999SH11      Phys.Rev. C59, 1131 (1999)

E.I.Sharapov, J.D.Bowman, B.E.Crawford, P.P.J.Delheij, C.M.Frankle, K.Fukuda, M.Iinuma, J.N.Knudson, S.J.Lokitz, L.Y.Lowie, A.Masaike, Y.Masuda, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, H.M.Shimizu, S.L.Stephenson, Y.-F.Yen, V.W.Yuan

Search for Parity Violation in 93Nb Neutron Resonances

NUCLEAR REACTIONS 93Nb(polarized n, n), E=32-1000 eV; measured total σ, longitudinal asymmetries. 93Nb deduced resonances E, Γ, upper limit for weak spreading width.

doi: 10.1103/PhysRevC.59.1131
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13780.


1999SH17      Phys.Rev. C59, 1772 (1999)

E.I.Sharapov, J.D.Bowman, B.E.Crawford, P.P.J.Delheij, T.Haseyama, J.N.Knudson, L.Y.Lowie, A.Masaike, Y.Masuda, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, S.L.Stephenson, Y.-F.Yen, V.W.Yuan

Parity Nonconservation in Neutron Resonances in 133Cs

NUCLEAR REACTIONS 133Cs(polarized n, γ), E=5-400 eV; measured transmission spectra, σ(E) asymmetry. 133Cs deduced resonances E, Γ, parity non-conserving matrix element, weak spreading width.

doi: 10.1103/PhysRevC.59.1772
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13781.


1998CR04      Phys.Rev. C58, 729 (1998)

B.E.Crawford, J.D.Bowman, P.P.J.Delheij, T.Haseyama, J.N.Knudson, L.Y.Lowie, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, V.W.Yuan

Neutron Resonance Spectroscopy of 106Pd and 108Pd from 20 to 2000 eV

NUCLEAR REACTIONS 106,108Pd(n, γ), (n, n'γ), E=20-2000 eV; measured transmission, capture Eγ, Iγ. 106,108Pd deduced resonances E, Γ, J, π. Multilevel, multichannel analysis.

doi: 10.1103/PhysRevC.58.729
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13713.


1998CR05      Phys.Rev. C58, 1225 (1998)

B.E.Crawford, J.D.Bowman, P.P.J.Delheij, C.M.Frankle, M.Iinuma, J.N.Knudson, L.Y.Lowie, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, Y.-F.Yen, V.W.Yuan, and the TRIPLE Collaboration

Parity Nonconservation in Neutron Resonances in 238U

NUCLEAR REACTIONS 238U(polarized n, n), E=10-300 eV; measured total σ, longitudinal asymmetries. 238U deduced resonance parameters, parity violating matrix element.

doi: 10.1103/PhysRevC.58.1225
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14276.


1998SE21      Phys.Rev. C58, 2977 (1998)

S.J.Seestrom, J.D.Bowman, B.E.Crawford, P.P.J.Delheij, C.M.Frankle, C.R.Gould, D.G.Haase, M.Iinuma, J.N.Knudson, P.E.Koehler, L.Y.Lowie, A.Masaike, Y.Masuda, Y.Matsuda, G.E.Mitchell, S.I.Penttila, Yu.P.Popov, H.Postma, N.R.Roberson, E.I.Sharapov, H.M.Shimizu, D.A.Smith, S.L.Stephenson, Y.F.Yen, V.W.Yuan

Parity Nonconservation in Neutron Capture on 113Cd

NUCLEAR REACTIONS Cd, 113Cd(polarized n, γ), E=7-520 eV; measured Eγ, Iγ, transmission spectra, total capture σ helicity dependence. 113Cd deduced resonances J, π, widths, parity-violating asymmetries.

doi: 10.1103/PhysRevC.58.2977
Citations: PlumX Metrics


1998ST14      Phys.Rev. C58, 1236 (1998)

S.L.Stephenson, J.D.Bowman, B.E.Crawford, P.P.J.Delheij, C.M.Frankle, M.Iinuma, J.N.Knudson, L.Y.Lowie, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, Y.-F.Yen, V.W.Yuan

Parity Nonconservation in Neutron Resonances in 232Th

NUCLEAR REACTIONS 232Th(polarized n, n), E=8-300 eV; measured total σ, longitudinal asymmetries. 232Th deduced resonance parameters, parity violating matrix element.

doi: 10.1103/PhysRevC.58.1236
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14323.


1998ZH14      Phys.Rev. C57, 2126 (1998)

J.Zhao, R.Abegg, A.R.Berdoz, J.Birchall, J.R.Campbell, C.A.Davis, P.P.J.Delheij, L.Gan, P.W.Green, L.G.Greeniaus, D.Healey, R.Helmer, N.Kolb, E.Korkmaz, L.Lee, C.D.P.Levy, J.Li, C.A.Miller, A.K.Opper, S.A.Page, H.Postma, W.D.Ramsay, J.Soukup, G.M.Stinson, W.T.H.van Oers, A.N.Zelenski

Precision Measurement of Charge Symmetry Breaking in np Elastic Scattering at 347 MeV

NUCLEAR REACTIONS 1H(polarized n, n), E=347 MeV; measured neutron, proton A(θ); deduced charge symmetry breaking effects. Mirror-symmetric detection system, polarized target.

doi: 10.1103/PhysRevC.57.2126
Citations: PlumX Metrics


1997GU17      Phys.Rev. C56, 1266 (1997)

F.Gunsing, K.Athanassopulos, F.Corvi, H.Postma, Yu.P.Popov, E.I.Sharapov

Spins of Resonances in Reactions of Neutrons with 238U and 113Cd

NUCLEAR REACTIONS 113Cd, 238U(n, γ), E=7-458 eV; measured Eγ, Iγ.239U, 114Cd deduced resonance spins, parity nonconservation implications. Tof technique, pulse beam.

doi: 10.1103/PhysRevC.56.1266
Citations: PlumX Metrics


1997LO04      Phys.Rev. C56, 90 (1997)

L.Y.Lowie, J.D.Bowman, B.E.Crawford, P.P.J.Delheij, T.Haseyama, J.N.Knudson, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, Y.-F.Yen, V.W.Yuan

Neutron Resonance Spectroscopy of 107Ag and 109Ag

NUCLEAR REACTIONS 107,109Ag(n, X), E=10-800 eV; measured neutron transmission spectra. 108,110Ag deduced resonances, gΓ(n), l, J. 107Ag(n, γ), E=10-800 eV; measured Eγ, Iγ. 108Ag deduced resonance isotopic assignments.

doi: 10.1103/PhysRevC.56.90
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14059.


1997TA16      Yad.Fiz. 60, No 6, 981 (1997); Phys.Atomic Nuclei 60, 877 (1997)

D.I.Tambovtsev, L.K.Kozlovsky, N.N.Gonin, N.S.Rabotnov, Yu.N.Kopach, A.B.Popov, W.I.Furman, J.Kliman, H.Postma, A.A.Bogdzel, M.A.Guseinov

Energy Dependence of the Angular Anisotropy of Fragments Produced in the Resonance-Neutron-Induced Fission of Aligned 235U Nuclei

NUCLEAR REACTIONS 235U(n, F), E ≤ 42 eV; measured σ(fragment θ) following fission; deduced A2 coefficient energy dependence. R-matrix approach.


1996PO01      Phys.Rev. C53, R558 (1996)

H.Postma, F.Gunsing, F.Corvi

Improved Analysis of Parity Violation at Neutron p-Wave Resonances of 238U Based on Resonance Spin Assignments

NUCLEAR REACTIONS 238U(n, n), E=low; measured p-wave resonances. 239U deduced levels, J, parity violation interaction matrix rms value.

doi: 10.1103/PhysRevC.53.R558
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22394.


1996SZ02      Phys.Rev. C53, R2576 (1996)

J.J.Szymanski, W.M.Snow, J.D.Bowman, B.Cain, B.E.Crawford, P.P.J.Delheij, R.D.Hartman, T.Haseyama, C.D.Keith, J.N.Knudson, A.Komives, M.Leuschner, L.Y.Lowie, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, D.Rich, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, Y.F.Yen, V.W.Yuan

Observation of a Large Parity Nonconserving Analyzing Power in Xe

NUCLEAR REACTIONS Xe(polarized n, X), E ≈ resonance; measured large parity nonconserving analyzing power. Transmission through liquid Xe target, natural isotopic abundance.

doi: 10.1103/PhysRevC.53.R2576
Citations: PlumX Metrics


1995AB30      Phys.Rev.Lett. 75, 1711 (1995)

R.Abegg, A.R.Berdoz, J.Birchall, J.R.Campbell, C.A.Davis, P.P.J.Delheij, L.Gan, P.W.Green, L.G.Greeniaus, D.C.Healey, R.Helmer, N.Kolb, E.Korkmaz, L.Lee, C.D.P.Levy, J.Li, C.A.Miller, A.K.Opper, S.A.Page, H.Postma, W.D.Ramsay, J.Soukup, G.M.Stinson, W.T.H.van Oers, A.N.Zelensky, J.Zhao

Precision Measurement of Charge Symmetry Breaking in np Elastic Scattering at 347 MeV

NUCLEAR REACTIONS 1H(polarized n, n), E=347 MeV; measured asymmetry; deduced charge symmetry breaking, high precision.

doi: 10.1103/PhysRevLett.75.1711
Citations: PlumX Metrics


1995GU26      Nucl.Instrum.Methods Phys.Res. A365, 410 (1995)

F.Gunsing, F.Corvi, H.Postma, F.Becvar

The Simulation of Gamma Spectra of 113Cd(n, γ) for Neutron Resonance Spin Assignment

NUCLEAR REACTIONS 113Cd(n, γ), E not given; calculated Eγ, Iγ following capture. 114Cd levels deduced Iγ spin dependence. Comparison with experiment.

doi: 10.1016/0168-9002(95)00386-X
Citations: PlumX Metrics


1994CO28      Proc.Intern.Conf.Nuclear Data for Science and Technology, Gatlinburg, Tennesse, 9-13 May, 1994, J.K.Dickens, Ed., American Nuclear Society, Vol.1, p.201 (1994)

F.Corvi, F.Gunsing, K.Athanassopulos, H.Postma, Yu.P.Popov, E.I.Sharapov

Spin assignment of neutron resonances for parity violation studies

NUCLEAR REACTIONS 113Cd(n, n), 113Cd(n, γ), 238U(n, n), E=7.08 eV-1.2 keV; measured products, Eγ, Iγ; deduced resonance parameters. Data were imported from EXFOR entry 22318.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22318.


1994KE09      Phys.Rev. C50, 237 (1994)

C.D.Keith, C.R.Gould, D.G.Haase, N.R.Roberson, W.Tornow, G.M.Hale, H.M.Hofmann, H.Postma

Sensitivity of Polarized Neutron-Polarized 3He Scattering to the Excited Level Structure of 4He

NUCLEAR REACTIONS 3He(polarized n, n), (n, n), E=0.1-10 MeV; calculated σ(E), total longitudinal, transverse σ differences; deduced sensitivity to 4He level structure. Multi-channel resonating group model, polarized target.

doi: 10.1103/PhysRevC.50.237
Citations: PlumX Metrics


1993BO25      Phys.Rev. C48, 1116 (1993)

J.D.Bowman, P.P.J.Delheij, C.M.Frankle, C.R.Gould, D.G.Haase, J.N.Knudson, G.E.Mitchell, S.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, J.J.Szymanski, J.J.Yeh, S.H.Yoo, V.W.Yuan, X.Zhu, and the TRIPLE Collaboration

Experimental Limit on Parity Violation in Nonresonant Neutron-Nucleus Scattering

NUCLEAR REACTIONS 232Th(polarized n, X), E=6-86 eV; measured transmission spectra, parity nonconserving longitudinal asymmetry; deduced nonresonant scattering parity violation limit.

doi: 10.1103/PhysRevC.48.1116
Citations: PlumX Metrics


1993FR19      Nucl.Instrum.Methods Phys.Res. B79, 306 (1993)

C.M.Frankle, J.D.Bowman, J.N.Knudson, S.I.Penttila, S.J.Seestrom, S.H.Yoo, V.W.Yuan, C.R.Gould, D.G.Haase, G.E.Mitchell, N.R.Roberson, Yu.P.Popov, E.I.Sharapov, P.P.J.Delheij, H.Postma, and the TRIPLE Collaboration

Measurement of Parity Violation in Compound Nuclear Resonances using Epithermal Polarized Neutrons

NUCLEAR REACTIONS 81Br, 139La, 232Th, 238U(polarized n, X), E=epithermal; compiled, reviewed parity nonconserving analyzing power data.

doi: 10.1016/0168-583X(93)95351-5
Citations: PlumX Metrics


1993HA39      Nucl.Instrum.Methods Phys.Res. B79, 300 (1993)

D.G.Haase, J.D.Bowman, P.P.J.Delheij, C.M.Frankle, C.R.Gould, J.N.Knudson, J.E.Koster, G.E.Mitchell, S.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, S.H.Yoo, V.W.Yuan

Bulk Magnetic Structure Studies using Polarized Epithermal Neutrons

NUCLEAR REACTIONS Ho(polarized n, n), E=epithermal; measured neutron depolarization. Thick single ferromagnetic holmium crystal.

doi: 10.1016/0168-583X(93)95349-A
Citations: PlumX Metrics


1993MA66      Hyperfine Interactions 77, 315 (1993)

P.W.Martin, D.Surono, F.-J.Hambsch, H.Postma, P.Rietveld

TDPAC Measurements with Highly Oriented Pyrolytic Graphite Using the 19F(p, p')19F(*) and 19F(α, n)22Na(*) Reactions

NUCLEAR REACTIONS 19F(p, p'), E ≈ resonance; 19F(α, n), E=3.42 MeV; measured γ(θ, H, t); deduced quadrupole interactions for 19F, 22Na levels, highly oriented pyrolytic host material.

doi: 10.1007/BF02320321
Citations: PlumX Metrics


1993RO25      Nucl.Instrum.Methods Phys.Res. A326, 549 (1993)

N.R.Roberson, C.D.Bowman, J.D.Bowman, P.P.J.Delheij, C.M.Frankle, C.R.Gould, D.G.Haase, J.N.Knudson, G.E.Mitchell, R.N.Mortensen, S.I.Penttila, H.Postma, S.J.Seestrom, J.J.Szymanski, S.A.Wender, S.H.Yoo, V.W.Yuan, X.Zhu

An Apparatus and Techniques of Tests for Fundamental Symmetries in Compound-Nucleus Scattering with Epithermal Polarized Neutron Beams

NUCLEAR REACTIONS 238U(polarized n, X), E=5-300 eV; measured neutron transmission. 239U resonance deduced average parity violating asymmetry.

doi: 10.1016/0168-9002(93)90858-F
Citations: PlumX Metrics


1992BO39      Hyperfine Interactions 75, 307 (1992)

M.G.Booth, P.A.Harding, B.Kastelein, M.Lindroos, H.Postma, S.Ohya, P.Richards, J.Rikovska, N.J.Stone, M.Veskovic, and the NICOLE and ISOLDE Collaborations

Hyperfine Interactions of Light Ir, Re Isotopes in Iron

RADIOACTIVITY 180Hg(α); 182,183Hg(β+), (EC); measured γ-anisotropy vs temperature, oriented nuclei. 180,182,183Ir, 180,179Re deduced μ, oriented state spin combinations.

doi: 10.1007/BF02398987
Citations: PlumX Metrics


1992FR14      Phys.Rev. C46, 778 (1992)

C.M.Frankle, J.D.Bowman, J.E.Bush, P.P.J.Delheij, C.R.Gould, D.G.Haase, J.N.Knudson, G.E.Mitchell, S.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, J.J.Szymanski, S.H.Yoo, V.W.Yuan, X.Zhu, and the TRIPLE Collaboration

Parity Nonconservation for Neutron Resonances in 232Th

NUCLEAR REACTIONS 232Th(polarized n, X), E=6-400 eV; measured total σ, parity violating asymmetries. 233Th deduced resonances, p-wave parity nonconserving matrix element rms values, spreading width.

doi: 10.1103/PhysRevC.46.778
Citations: PlumX Metrics


1992FR15      Phys.Rev. C46, 1542 (1992)

C.M.Frankle, J.D.Bowman, J.E.Bush, P.P.J.Delheij, C.R.Gould, D.G.Haase, J.N.Knudson, G.E.Mitchell, S.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, J.J.Szymanski, V.W.Yuan, X.Zhu, and the TRIPLE Collaboration

Parity Nonconservation for the 0.88-eV Neutron Resonance in 81Br

NUCLEAR REACTIONS 81Br(polarized n, n), E=0.88 eV; measured parity nonconserving longitudinal analyzing power, σ for p-wave resonances.

doi: 10.1103/PhysRevC.46.1542
Citations: PlumX Metrics


1992KA44      Hyperfine Interactions 73, 357 (1992)

B.Kastelein, H.J.van der Marel, J.Andriessen, H.Postma, F.Pleiter

Study of Electric Quadrupole Interactions of 111In and 111Cd following Ion Implantation of 111In into Graphite

RADIOACTIVITY 111In(EC); measured γ-anisotropy, oriented nuclei, γγ(θ, H, t); deduced 111In, 111Cd electric quadrupole interaction. Implantation into highly oriented pyrolytic graphite.

doi: 10.1007/BF02418610
Citations: PlumX Metrics


1992KA48      Hyperfine Interactions 75, 315 (1992)

B.Kastelein, H.Postma, J.Andriessen

Nuclear Electric Quadrupole Interaction of Implanted Ions in Graphite

RADIOACTIVITY 182mRe(β+), (EC); 183Re(EC) [from Ta(α, xn), E=28 MeV]; measured γ-anistropoy. 188,189Hg(β+), (EC); measured γ-anisotropy. 203Hg(IT); 69mZn(β-); measured γ-anisotropy, different implantation conditions; deduced electric field gradient. 189Ir deduced transition δ(E2/M1), quadrupole moment. 188Ir transition deduced δ. 111In (EC); measured γ-anisotropy; deduced electric field gradient. Oriented nuclei, ion implantation in graplite. Model comparison.

doi: 10.1007/BF02398988
Citations: PlumX Metrics


1992KA49      Nucl.Instrum.Methods Phys.Res. A316, 158 (1992)

B.Kastelein, J.K.W.M.Vemer, H.J.van der Marel, H.Postma

Electric Quadrupole Orientation of 188,189Ir in Graphite

RADIOACTIVITY 188Ir(β+), (EC); 189Ir(EC) [from 188,189Hg(EC-decay)]; measured γ(θ), oriented nuclei, low temperature; deduced electric quadrupole interaction, field gradient in highly oriented pyrolytic graphite. 189Ir deduced quadrupole moment. 188Ir deduced level J, δ.

doi: 10.1016/0168-9002(92)90898-E
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1992PO13      Hyperfine Interactions 75, 153 (1992)

H.Postma, J.D.Bowman, C.D.Bowman, J.E.Bush, P.P.J.Delheij, C.M.Frankle, C.R.Gould, D.G.Haase, J.Knudson, G.E.Mitchell, S.Penttila, N.R.Roberson, S.J.Seestrom, J.J.Szymanski, S.H.Yoo, V.W.Yuan, X.Zhu, and the TRIPLE Collaboration

Parity Violation at Neutron p-Wave Resonances of 238U and 232Th and Related Questions

NUCLEAR REACTIONS 238U, 232Th(n, X), E ≈ epithermal; measured transmission. 239U, 233Th deduced p-wave resonances, parity violation matrix element rms value.

doi: 10.1007/BF02398972
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1992RO21      Hyperfine Interactions 75, 457 (1992)

I.Romanski, I.Berkes, D.E.Brown, M.De Jesus, R.Eder, I.S.Grant, E.Hagn, P.Harding, P.Herzog, B.Hinfurtner, B.Kastelein, H.Postma, J.Prinz, P.Richards, K.Schlosser, N.J.Stone, L.Vanneste, E.Zech, and the NICOLE and ISOLDE Collaborations

Time-Resolved and Time-Integral On-Line Nuclear Orientation Measurements of Neutron-Deficient Hg-Au-Pt-Ir Nuclei

RADIOACTIVITY 182,183,184,186Hg(β+), (EC) [from Pb(3He, X), E=600, 910 MeV]; measured γ-anisotropy vs temperature. 183Ir level deduced μ for two possible J. 183Pt deduced isomer μ. 184Au levels deduced g-factors. Time resolved, time integral on-line nuclear orientation techniques, Fe host.

doi: 10.1007/BF02399003
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1992ZH12      Phys.Rev. C46, 768 (1992)

X.Zhu, J.D.Bowman, C.D.Bowman, J.E.Bush, P.P.J.Delheij, C.M.Frankle, C.R.Gould, D.G.Haase, J.N.Knudson, G.E.Mitchell, S.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, J.J.Szymanski, V.W.Yuan, and the TRIPLE Collaboration

Parity Nonconservation for Neutron Resonances in 238U

NUCLEAR REACTIONS 238U(polarized n, X), E=6-300 eV; measured total σ; deduced P-odd, P-even effective nucleon-nucleon interaction. 239U deduced resonances, l, gΓn, p-wave parity nonconserving matrix element rms value, spreading width.

doi: 10.1103/PhysRevC.46.768
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1991FR08      Phys.Rev.Lett. 67, 564 (1991)

C.M.Frankle, J.D.Bowman, J.E.Bush, P.P.J.Delheij, C.R.Gould, D.G.Haase, J.N.Knudson, G.E.Mitchell, S.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, J.J.Szymanski, S.H.Yoo, V.W.Yuan, X.Zhu, and the TRIPLE Collaboration

Sign Correlations and Parity Nonconservation for Neutron Resonances in 232Th

NUCLEAR REACTIONS 232Th(polarized n, n), E ≈ 8.3-392 eV; measured longitudinal analyzing power vs E, transmission yield. 232Th resonances deduced parity violation evidence statistical significance. High confidence limit measurement.

doi: 10.1103/PhysRevLett.67.564
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1991SZ05      Nucl.Phys. A527, 701c (1991)

J.J.Szymanski, C.D.Bowman, J.D.Bowman, J.Knudson, S.Penttila, S.J.Seestrom, V.W.Yuan, J.E.Bush, C.M.Frankle, C.R.Gould, D.G.Haase, G.E.Mitchell, P.P.J.Delheij, H.Postma, N.R.Roberson, X.Zhu

Parity and Time Reversal Symmetry Nonconservation in Neutron-Nucleus Interactions

NUCLEAR REACTIONS 238U(polarized n, X), E=60-72 eV; measured transmission, resonance σ helicity dependence. 239U deduced p-, s-wave states mixing parity-violating rms matrix element, parity violating spreading width.

doi: 10.1016/0375-9474(91)90217-T
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1991WE06      Nucl.Phys. A526, 265 (1991)

R.Wervelman, K.Abrahams, H.Postma, J.G.L.Booten, A.G.M.van Hees

Nuclear Capture by 3He and the Production of Solar Hep-Neutrinos: Cross-section measurements and shell-model calculations

NUCLEAR REACTIONS 3He(n, γ), E=thermal, 24.5 keV; measured capture σ. Enriched target. Shell model calculations for 3He(n, γ), (p, e+, ν(e)), meson exchange currents.

doi: 10.1016/0375-9474(91)90287-G
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1991YU02      Phys.Rev. C44, 2187 (1991)

V.W.Yuan, C.D.Bowman, J.D.Bowman, J.E.Bush, P.P.J.Delheij, C.M.Frankle, C.R.Gould, D.G.Haase, J.N.Knudson, G.E.Mitchell, S.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, J.J.Szymanski, X.Zhu

Parity Nonconservation in Polarized-Neutron Transmission Through 139La

NUCLEAR REACTIONS 139La(polarized n, X), E=0.5-1 eV; measured transmission. 140La resonance deduced asymmetry. Parity nonconservation, longitudinal beam polarization.

doi: 10.1103/PhysRevC.44.2187
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1990BO26      Phys.Rev.Lett. 65, 1192 (1990)

J.D.Bowman, C.D.Bowman, J.E.Bush, P.P.Delheij, C.M.Frankle, C.R.Gould, D.G.Haase, J.Knudson, G.E.Mitchell, S.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, J.J.Szymanski, V.W.Yuan, X.Zhu

Parity Nonconservation for Neutron Resonances in 238U

NUCLEAR REACTIONS 238U(n, X), E=epithermal; measured transmission, σ(E) vs helicity. 239U levels deduced parity nonconservation.

doi: 10.1103/PhysRevLett.65.1192
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1990ED01      Hyperfine Interactions 59, 83 (1990)

R.Eder, I.Berkes, D.E.Brown, I.S.Grant, E.Hagn, P.Harding, R.Hassani, P.Herzog, B.Kastelein, A.Knipper, G.Marguier, M.Massaq, S.Ohya, H.Postma, J.Prinz, C.Richard-Serre, I.Romanski, K.Schlosser, N.J.Stone, W.Vanderpoorten, J.Vanhaverbeke, L.Vanneste, T.Woelfle, E.Zech, and the ISOLDE Collaboration

NICOLE: New on-line orientation facility at ISOLDE/CERN

RADIOACTIVITY 187,185,189Pt, 186mIr; measured NMR, on-line orientation. 187,185,189Pt levels deduced μ, electric quadrupole moments, ratio. 186Ir deduced isomer μ, J. 184Hg; measured γ(θ), anisotropy vs temperature, I(ce). 184Au levels deduced T1/2, decay scheme. Off-line, on-line orientation techniques.

doi: 10.1007/BF02401196
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1990EP01      Phys.Rev. C42, 510 (1990)

M.B.Epstein, J.P.Huber, K.A.Aniol, A.Bracco, C.A.Davis, H.P.Gubler, W.P.Lee, D.J.Margaziotis, C.F.Perdrisat, P.R.Poffenberger, H.Postma, V.Punjabi, H.J.Sebel, A.W.Stetz, W.T.H.van Oers

2H(p, 2p)n Reaction at 508 MeV: Recoil momentum > 200 MeV/c

NUCLEAR REACTIONS 2H(p, 2p), E=507, 508 MeV; measured σ(Ep, θp1, θp2) vs recoil momentum; deduced isobar excitation contribution. Impulse approximation, multiple scattering in Glauber approximation.

doi: 10.1103/PhysRevC.42.510
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1990PE19      J.Phys.(Paris), Colloq.C-6, 523 (1990)

S.Penttila, C.D.Bowman, J.D.Bowman, J.E.Bush, P.P.J.Delheij, C.M.Frankle, C.R.Gould, D.G.Haase, J.N.Knudson, G.E.Mitchell, H.Postma, N.R.Roberson, S.J.Seestrom, J.J.Szymanski, V.M.Yuan, X.Zhu

Parity Violation in 239U Neutron Resonances

NUCLEAR REACTIONS 238U(polarized n, X), E ≤ 250 eV; measured asymmetry in transmission; deduced parity violating matrix element rms value, effective NN-interaction parameter. 239U resonances deduced parity-violating spreading width.


1989WE07      Nucl.Sci.Eng. 102, 428 (1989)

R.Wervelman, H.Postma, K.Abrahams, F.Stecher-Rasmussen, G.J.Davids, G.J.C.Bots

Cross-Section Measurement of the 3He(n, γ) Reaction at En = 24.5 keV

NUCLEAR REACTIONS 3He(n, γ), E=24.5 keV; measured capture σ.

doi: 10.13182/NSE89-A23653
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1988KA35      Hyperfine Interactions 43, 503 (1988)

B.Kastelein, B.Borst, J.de Jong, H.Postma, H.C.Meijer

Nuclear Alignment of Implanted 160Tb in Highly Oriented Pyrolytic Graphite Layers

RADIOACTIVITY 160Tb(β-); measured γ(θ), oriented nuclei; deduced hyperfine parameters.


1988PU03      Phys.Rev. C38, 2728 (1988)

V.Punjabi, K.A.Aniol, A.Bracco, C.A.Davis, M.B.Epstein, H.P.Gubler, J.P.Huber, W.P.Lee, D.J.Margaziotis, C.F.Perdrisat, P.R.Poffenberger, H.Postma, H.J.Sebel, A.W.Stetz, W.T.H.van Oers

2H(p, 2p)n at 508 MeV: Recoil momenta ≤ 200 MeV/c

NUCLEAR REACTIONS 2H(p, 2p), E=507, 508 MeV; measured σ(θ1, θ2, E1).

doi: 10.1103/PhysRevC.38.2728
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1988SC19      Hyperfine Interactions 43, 141 (1988)

K.Schlosser, I.Berkes, E.Hagn, P.Herzog, T.Niinikoski, H.Postma, C.Richard-Serre, J.Rikovska, N.J.Stone, L.Vanneste, E.Zech, and the NICOLE and ISOLDE Collaborations

Nuclear Orientation at ISOLDE/CERN

RADIOACTIVITY 186Au; measured NMR, oriented nuclei; deduced μ. 182Au; measured γ-anisotropy vs temperature. Top loading dilution refrigerator.


1987KA34      Hyperfine Interactions 35, 895 (1987)

B.Kastelein, A.den Ouden, H.Postma, H.C.Meijer, P.W.Martin, J.G.Hooley

Electric Quadrupole Nuclear Orientation of 182Ta as Graphite Intercalation Compound TaCl(5)

RADIOACTIVITY 182Ta(β-); measured γ(θ), oriented nuclei; deduced electric field gradient in TaCl.

doi: 10.1007/BF02394518
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1986KO19      Z.Phys. A324, 271 (1986)

P.J.J.Kok, J.B.M.de Haas, K.Abrahams, H.Postma, W.J.Huiskamp

Investigation of Excited States of 11B and 7Li by Means of Thermal Neutron Capture on 10B Nuclei

NUCLEAR REACTIONS 10B(n, γ), E=thermal; measured Eγ, Iγ; deduced σ. 11B deduced neutron binding energy, transition energies. 10B(n, α), (polarized n, α), E=0.088 eV; measured residual nucleus anisotropy, γ(θ), oriented nuclei. 11B deduced J=(7/2)+, J=(5/2)+ state relative importance, interference effects role.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23486.


1986PU01      Phys.Lett. 179B, 207 (1986)

V.Punjabi, C.F.Perdrisat, W.T.H.van Oers, P.R.Poffenberger, W.P.Lee, C.A.Davis, A.Bracco, D.J.Margaziotis, J.P.Huber, M.B.Epstein, H.Postma, H.J.Sebel, A.W.Stetz

Precise 2H(p, 2p)n Data in the Small Recoil Region

NUCLEAR REACTIONS 2H(p, 2p), E=508 MeV; measured σ(θp1, θp2, Ep); deduced missing strength. Small recoil region.

doi: 10.1016/0370-2693(86)90567-8
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1985KE05      Phys.Lett. 157B, 255 (1985)

P.H.M.Keizer, P.C.Dunn, J.W.A.Den Herder, E.Jans, A.Kaarsgaarn, L.Lapikas, E.N.M.Quint, P.K.A.De Witt Huberts, H.Postma, J.M.Laget

Deuteron Knockout from 3He with the (e, e'd) Reaction

NUCLEAR REACTIONS 3He(e, e'd), E=500 MeV; measured σ(E(e'), θ(e'), θd); deduced knockout deuteron flux dominance. PWIA, final state interaction diagrammatic expansion.

doi: 10.1016/0370-2693(85)90661-6
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1985KO47      Nucl.Instrum.Methods Phys.Res., B12, 325 (1985)

P.J.J.Kok, K.Abrahams, H.Postma, W.J.Huiskamp

Investigation of Excited States of 7Li by Means of Thermal Neutron Capture

NUCLEAR REACTIONS 6Li(n, γ), E=thermal; measured Eγ, Iγ following capture; deduced Q. 7Li deduced transitions, level T1/2.

doi: 10.1016/0168-583X(85)90029-1
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1985PE05      Phys.Lett. 156B, 38 (1985)

C.F.Perdrisat, V.Punjabi, M.B.Epstein, D.J.Margaziotis, A.Bracco, H.P.Gubler, W.P.Lee, P.R.Poffenberger, W.T.H.Van Oers, Y.P.Zhang, H.Postma, H.J.Sebel, A.W.Stetz

Large Angle 2H(p, 2p)n at 507 MeV

NUCLEAR REACTIONS 2H(p, 2p), E=507 MeV; measured fivefold σ(θ). Symmetric kinematics.

doi: 10.1016/0370-2693(85)91350-4
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1984DE15      Nucl.Phys. A419, 101 (1984)

J.B.M.De Haas, K.Abrahams, T.A.A.Tielens, H.Postma, W.J.Huiskamp

The 51V(n, γ)52V Reaction Studied with Polarized Neutrons and Polarized Vanadium Nuclei

NUCLEAR REACTIONS 51V(polarized n, γ), E=thermal; measured Eγ, γ CP, Iγ(θ, H, T); deduced Q. 52V levels deduced J. Natural polarized target.

doi: 10.1016/0375-9474(84)90287-2
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1984PO06      Nucl.Instrum.Methods 219, 292 (1984)

H.Postma, J.P.Boogaard, P.H.M.Keizer, L.Prins, P.K.A.De Witt Huberts

A High Power Liquid 3,4He Target System for Electron Scattering Experiments

NUCLEAR REACTIONS 3He(e, e'p), E=318 MeV; measured missing mass spectrum, e'p-coin. Cryogenic liquid target system.

doi: 10.1016/0167-5087(84)90335-1
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1983BR14      Phys.Rev.Lett. 50, 1741 (1983)

A.Bracco, H.P.Gubler, D.K.Hasell, W.T.H.van Oers, M.B.Epstein, D.J.Margaziotis, R.Abegg, C.A.Miller, H.Postma, A.W.Stetz, P.Schwandt

Study of Two-Nucleon Wave Functions in 3He

NUCLEAR REACTIONS 3He(p, 2p), E=250, 400 MeV; measured σ(θp, Ep, θn, En); deduced 3He spectral function, p-n relative motion momentum. Quasifree scattering arrangement. PWIA, Faddeev, variational calculations.

doi: 10.1103/PhysRevLett.50.1741
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1983DE55      Hyperfine Interactions 15/16, 69 (1983)

J.de Jong, H.Postma

Nuclear Orientation of 124I in Fe

RADIOACTIVITY 124I(EC), (β+) [from 123Sb(α, 3n)]; measured γγ(θ), nuclear orientation anisotropies vs temperature. 124I level deduced μ, configuration. 124Te levels deduced J, δ.

doi: 10.1007/BF02159718
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1983HE07      Phys.Rev. C27, 2012 (1983)

W.Heeringa, H.Postma

Neutron-Nucleus Spin-Spin Interaction in the Low MeV Range

NUCLEAR REACTIONS 59Co(polarized n, n), E=0.3-2.9 MeV; 165Ho(polarized n, n), E=0.5-2.5 MeV; analyzed spin-spin < σ > data, transmission coefficient. Polarized targets. Hybrid model.

doi: 10.1103/PhysRevC.27.2012
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1983LI21      Hyperfine Interactions 14, 125 (1983)

H.J.Ligthart, H.Postma

Magnetic Dipole Moments of the (11/2)- Isomers of 193,195,197Au

RADIOACTIVITY 193mHg(EC), (β+), (IT); 195m,197mHg(EC), (IT) [from Pt(α, xn), E=45, 65 MeV]; measured NMR, oriented nuclei. 193,195,197Au deduced isomer g. Recoil implantation in Fe.

doi: 10.1007/BF02143939
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1983SP05      Hyperfine Interactions 15/16, 89 (1983)

R.Spanhoff, H.Postma

Nuclear Spins and Moments of the 182Re Isomers

RADIOACTIVITY 182Re(EC), (β+); measured NMR, oriented nuclei. 182Re deduced isomer J, μ, Nilsson assignments. 182W levels deduced (G2) factors.

doi: 10.1007/BF02159723
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1981PO14      Phys.Rev. C24, 2322 (1981)

H.Postma

Dipole Nature of Statistical Gamma Ray Spectra in (n, γ) Reactions

NUCLEAR REACTIONS 143Nd, 149Sm(n, γ), E=thermal; analyzed γ-spectra from oriented nuclei; deduced statistical γ-ray multipolarity.

doi: 10.1103/PhysRevC.24.2322
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1981SP06      Hyperfine Interactions 9, 99 (1981)

R.Spanhoff, H.Postma

Nuclear Orientation of 184Ir, 185Ir and 186Ir

RADIOACTIVITY 184,185,186Ir; measured NMR, γ(θ, T), oriented nuclei. 185,184,186Ir level deduced μ, configuration. 185Os deduced levels, J, π, ICC. 186Os transitions deduced δ. Recoil implantation in Fe.

doi: 10.1007/BF01020905
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1980DE19      Nucl.Phys. A341, 21 (1980)

P.P.J.Delheij, A.Girgin, K.Abrahams, H.Postma, W.J.Huiskamp

The 27Al(n, γ)28Al Reaction Studied with Polarized Neutrons and Polarized Aluminium Nuclei

NUCLEAR REACTIONS 27Al(polarized n, γ), E=0.017 eV; measured Iγ(θ), γ-CP. 28Al levels deduced J, δ. Natural polarized, unpolarized targets.

doi: 10.1016/0375-9474(80)90359-0
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1980DE20      Nucl.Phys. A341, 45 (1980)

P.P.J.Delheij, K.Abrahams, W.J.Huiskamp, H.Postma

The 55Mn(n, γ)56Mn Reaction Studied with Polarized Neutrons and Polarized Manganese Nuclei

NUCLEAR REACTIONS 55Mn(polarized n, γ), E=0.017 eV; measured Iγ(θ), γ-CP. 56Mn levels deduced J. Natural polarized, unpolarized targets.

doi: 10.1016/0375-9474(80)90360-7
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1980DE22      Hyperfine Interactions 7, 465 (1980)

J.de Jong, H.Postma, R.Spanhoff

The Nuclear Magnetic Moment of 182Ta

NUCLEAR MOMENTS 182Ta; measured NMR, oriented nuclei; deduced μ.

doi: 10.1007/BF01021529
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1980SP01      Phys.Rev. C21, 361 (1980)

R.Spanhoff, M.J.Canty, H.Postma, G.Mennenga

Nuclear Orientation Study of 182W in the Decay of 182Re Isomers

RADIOACTIVITY 182mRe [from Ta(α, 3n), E=40 MeV]; measured γγ-coin, Iγ(θ), oriented nuclei. 182Re levels deduced μ, Nilsson assignments. 182W levels deduced J, π, δ, two-quasiparticle character.

doi: 10.1103/PhysRevC.21.361
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1979BO08      Nucl.Phys. A320, 260 (1979)

J.J.Bosman, H.Postma

Polarized Neutron Capture by Polarized 165Ho Nuclei Used to Assign Spins to 166Ho Levels

NUCLEAR REACTIONS 165Ho(polarized n, γ), E=0.065 eV; measured Eγ, Iγ, γ(θ). 166Ho levels deduced J, π.

doi: 10.1016/0375-9474(79)90188-X
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1978BO08      Nucl.Instrum.Methods 148, 331 (1978)

J.J.Bosman, H.Postma

Spin Assignments in Low-Energy Neutron-Capture Reactions Using Polarized Neutrons and Oriented Target Nuclei

NUCLEAR REACTIONS 59Co(polarized n, γ), E=0.065 eV; measured γ-spectra from polarized target. 60Co levels deduced J.

doi: 10.1016/0029-554X(70)90187-4
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1978LI22      Z.Phys. A288, 179 (1978)

H.J.Ligthart, H.Postma

Spins of 198Au Levels from the (n, γ) Reaction Using Polarized Neutrons and Polarized 197Au Nuclei

NUCLEAR REACTIONS 197Au(polarized n, γ), E=th; measured γ-ray CP. 197Au(polarized n, γ), E=th; measured X-ray CP(θ) using polarized target. 198Au levels deduced J, π.

doi: 10.1007/BF01408648
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1978SP05      Phys.Rev. C18, 493 (1978)

R.Spanhoff, H.Postma, M.J.Canty

186Os Studied in the Decay of 15.8-h 186Ir and by the 186W(α, 4n)186Os Reaction

RADIOACTIVITY 186mIr; measured Iγ(θ) oriented nuclei, γγ-coin, I(ce); deduced log ft, ICC. 186Ir deduced μ, Nilsson assignment. 186Os deduced levels, J, π, δ.

NUCLEAR REACTIONS 186Os(α, 4n), E=47 MeV; measured Eγ, Iγ, γγ-coin, Iγ(θ), γ(t). 186Os deduced levels, J, π, T1/2.

doi: 10.1103/PhysRevC.18.493
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1977HE17      Phys.Rev. C16, 1389 (1977)

W.Heeringa, H.Postma, H.Dobiasch, R.Fischer, H.O.Klages, R.Maschuw, B.Zeitnitz

Spin-Spin Dependence of the Total Cross Section of 59Co for Neutrons up to 31 MeV

NUCLEAR REACTIONS 59Co(polarized n, n), E=8-31 MeV; measured spin-spin dependent transmission; deduced σ, optical model spin-spin terms.

doi: 10.1103/PhysRevC.16.1389
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1976HE08      Phys.Lett. 61B, 350 (1976)

W.Heeringa, H.Postma

Neutron-Nucleus Spin-Spin Interaction Studied with Polarized Neutrons and Polarized 59Co Nuclei

NUCLEAR REACTIONS 59Co(polarized n, n), E=0.39-2.88 MeV; measured spin-spin σ; deduced nature of spin-spin potential.

doi: 10.1016/0370-2693(76)90585-2
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1976KO29      Hyperfine Interactions 2, 310 (1976)

B.K.S.Koene, H.Postma

Negative Parity States in 131Xe Studied by Nuclear Orientation

RADIOACTIVITY 131I; measured γ(θ), linear polarization. 131Xe levels deduced J, π, δ.

doi: 10.1007/BF01021154
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1975KO15      Nucl.Phys. A250, 38 (1975)

B.K.S.Koene, H.Postma, H.Ligthart

Nuclear Orientation of Negative Parity States of 131Xe

RADIOACTIVITY 131I; measured Iγ(θ), polarization from oriented nuclei. 131I deduced Lβ. 131Xe deduced J, π, δ, B(E2), B(M1).

doi: 10.1016/0375-9474(75)90198-0
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1974KO02      Nucl.Phys. A219, 563 (1974)

B.K.S.Koene, H.Postma

Levels and Transitions in 131Xe Studied by the Decay of Oriented 131I

RADIOACTIVITY 131I; measured Iγ(θ) from oriented nuclei. 131I deduced Lβ. 131Xe deduced, J, π, γ-mixing.

doi: 10.1016/0375-9474(74)90117-1
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1974KO26      Nucl.Phys. A235, 267 (1974)

B.K.S.Koene, H.Ligthart, H.Postma

Directional Distribution of γ-Rays from Oriented 133I

RADIOACTIVITY 133I; measured Iγ(θ) from oriented nuclei. 133I deduced Lβ. 133Xe levels deduced J, π, γ-mixing.

doi: 10.1016/0375-9474(74)90191-2
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1974RE02      Nucl.Phys. A218, 84 (1974)

E.R.Reddingius, H.Postma, C.E.Olsen, D.C.Rorer, V.L.Sailor

Spins of Low-Energy Neutron Resonances in 235U

NUCLEAR REACTIONS 235U(polarized n, γ), (n, F), En=0.1-15 eV, polarized nuclei; measured transmission polarized neutrons; 236U resonances deduced J, sign μ.

doi: 10.1016/0375-9474(74)90021-9
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1973RE06      Nucl.Phys. A206, 145 (1973)

E.R.Reddingius, J.J.Bosman, H.Postma

A Study of the 59Co(n, γ) Reaction with Polarized Neutrons and Polarized Nuclei

NUCLEAR REACTIONS 59Co(n, γ), En=0.065 eV, polarized nuclei; measured Iγ(θ); 60Co levels deduced J, Ge(Li) detector.

doi: 10.1016/0375-9474(73)90612-X
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1972KU16      Nucl.Phys. A190, 401 (1972)

R.Kuiken, N.J.Pattenden, H.Postma

Fission of Aligned 233U Nuclei by Neutrons from 0.4 to 2000 eV

NUCLEAR REACTIONS, Fission 233U(n, F) , En=0.4-2000 eV; measured fission fragments n(0°), n(90°). 234U transition states deduced information about K. Aligned target.

doi: 10.1016/0375-9474(72)90149-2
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1972KU29      Nucl.Phys. A196, 389 (1972)

R.Kuiken, N.J.Pattenden, H.Postma

Subthreshold Neutron-Induced Fission of Aligned 237Np Nuclei

NUCLEAR REACTIONS, Fission 237Np(n, F), aligned 237Np, En=0.4-2000 eV; measured σ(E;θ(fragment)); analyzed subthreshold fission by Strutinsky theory. 238Np deduced intermediate structure information about (J, π;K) of fission channels.

doi: 10.1016/0375-9474(72)90973-6
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23497.


1972RE11      Phys.Lett. 41B, 301 (1972)

E.R.Reddingius, J.J.Bosman, H.Postma

Interference Effects in the Emission of Gamma Rays after Capture of Polarized Neutrons by Polarized 59Co Nuclei

NUCLEAR REACTIONS 59Co(n, γ), E=thermal; measured Iγ(θ). 60Co levels deduced J. Polarized beam, target.

doi: 10.1016/0370-2693(72)90584-9
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1971BR16      Z.Naturforsch. 26a, 334 (1971)

G.Brunhart, H.Postma, D.C.Rorer, V.L.Sailor, L.Vanneste

Absolute Spin Assignments of Dy161 and Dy163 Neutron Resonances and the Hyperfine Coupling Constants in Dy163

NUCLEAR REACTIONS 161,163Dy(n, X), E < 20 eV; measured transmission(E). 162,164Dy deduced resonances, J. 163Dy deduced hfs coupling constants.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10818.


1971PA15      Nucl.Phys. A167, 225 (1971)

N.J.Pattenden, H.Postma

Fission of Aligned 235U Nuclei Induced by Neutrons of 0.2 to 2000 eV

NUCLEAR REACTIONS, Fission 235U(n, F), En=0.2-2000 eV; measured fragments N(0°), N(90°). 236U transition states deduced information about K.

doi: 10.1016/0375-9474(71)90072-8
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23212.


1971PO13      Atoomenerg.Haar Toepass. 13e, 31 (1971)

H.Postma

Experimenten met Gerichte Atoomkernen en Neutronenbundels


1970ME14      Nucl.Phys. A154, 385 (1970)

J.Mellema, H.Postma

Investigation of Nuclear Level Spins of 56Mn by Means of Nuclear Orientation

NUCLEAR REACTIONS 55Mn(n, γ), E=thermal; measured Iγ, Eγ; deduced Q. 56Mn deduced levels, J, γ-mixing. Ge(Li) detector, enriched target.

doi: 10.1016/0375-9474(70)90165-X
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1970ME21      Nucl.Phys. A157, 577 (1970)

J.Mellema, E.R.Reddingius, H.Postma

A Study of Nuclear Level Spins of 142Pr by Means of Nuclear Orientation

NUCLEAR REACTIONS 141Pr(n, γ), En=0.034 eV, oriented nuclei; measured Iγ(θ). 142Pr levels deduced J, γ. Ge(Li) detector.

doi: 10.1016/0375-9474(70)90234-4
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1969ME05      Nucl.Phys. A130, 161 (1969)

J.Mellema, H.Postma

Spin Investigation of Excited States of 60Co by Means of Nuclear Orientation

NUCLEAR REACTIONS 59Co(n, γ), E = thermal; measured Iγ. 60Co levels deduced J. Ge(Li) detector, aligned nuclei.

doi: 10.1016/0375-9474(69)90969-5
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1969RE04      Physica 40, 567 (1969)

E.R.Reddingius, H.Postma

A Study of Gamma-Ray Spectra of Thermal-Neutron Capture in 147Sm, 149Sm and 152Sm

NUCLEAR REACTIONS 147,149,152Sm(n, γ), E=th; measured Eγ, Iγ; deduced Q. 148,153Sm deduced levels. Enriched 147,152Sm target, Ge(Li) detector.

doi: 10.1016/0031-8914(69)90203-1
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset20236.


1969RE11      Nucl.Phys. A137, 389 (1969)

E.R.Reddingius, H.Postma

Directional Anisotropy of Capture Gamma Rays from Aligned 149Sm Nuclei

NUCLEAR REACTIONS 149Sm(n, γ), E = thermal; measured Eγ, Iγ, γ-anisotropy. 150Sm deduced levels, J, π, γ-mixing. Aligned natural target; Ge(Li) detector.

doi: 10.1016/0375-9474(69)90116-X
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1968RE01      Physica 38, 48 (1968)

E.R.Reddingius, J.F.M.Potters, H.Postma

A Study of Gamma-Ray Spectra of Thermal Neutron Capture in 143Nd and 145Nd; Including Directional Anisotropy and Linear Polarization Measurements of Such Gamma Rays from Aligned 143Nd Nuclei

NUCLEAR STRUCTURE 144Nd, 146Nd; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0031-8914(68)90061-X
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset20235.


1967NI01      Phys.Letters 24B, 144 (1967)

L.Niesen, J.Lubbers, H.Postma, H.De Waard, S.A.Drentje

Hyperfine Field at Xenon Nuclei in Iron

NUCLEAR STRUCTURE 133Xe; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0370-2693(67)90505-9
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1967PO06      Physica 34, 541 (1967)

H.Postma, E.R.Reddingius

Directional Distribution of Neutron-Capture Gamma-Rays from Aligned 143Nd- and 145Nd-Nuclei

NUCLEAR REACTIONS 143,145Nd(n, γ), E=0.048 eV; measured σ(Eγ, θ(γ)). 143,145Nd deduced levels, J, π. Aligned 143,145Nd targets.

doi: 10.1016/0031-8914(67)90225-X
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1965BR05      Phys.Rev. 137, B1484 (1965)

G.Brunhart, H.Postma, V.L.Sailor

Determination of Spins of Neutron Resonances and the Hyperfine Coupling Constant in Ho165

NUCLEAR STRUCTURE 165Ho, 166Ho; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.137.B1484
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset11771.


1964PO01      Physica 30, 713 (1964)

H.Postma, F.J.Shore, C.A.Reynolds

Absolute Determination of Spins of Neutron Resonances in Terbium-159 by a Weighting Factor Method Using Polarized Neutrons and a Polarized Tb-Target

NUCLEAR STRUCTURE 160Tb; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0031-8914(64)90117-X
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1962MA39      Phys.Rev. 128, 1287 (1962)

H.Marshak, H.Postma, V.L.Sailor, F.J.Shore, C.A.Reynolds

Spin Assignments of Low-Energy Resonances Using Polarized Neutrons and Polarized Sm149 Nuclei

NUCLEAR STRUCTURE 150Sm; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.128.1287
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12147.


1962PO01      Phys.Rev. 126, 979 (1962)

H.Postma, H.Marshak, V.L.Sailor, F.J.Shore, C.A.Reynolds

Transmission of Polarized Neutrons Through Samples of Polarized Ho165 Nuclei

NUCLEAR STRUCTURE 166Ho; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.126.979
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset11160.


1962SA13      Phys.Rev. 127, 1124 (1962)

V.L.Sailor, R.I.Schermer, F.J.Shore, C.A.Reynolds, H.Marshak, H.Postma

Nuclear Polarization in Polycrystalline Holmium-Indium Alloy

NUCLEAR STRUCTURE 166Ho, 116In; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.127.1124
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