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NSR database version of April 27, 2024.

Search: Author = U.Agvaanluvsan

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2014KR08      Nucl.Data Sheets 119, 158 (2014)

J.Kroll, U.Agvaanluvsan, B.Baramsai, J.A.Becker, F.Becvar, T.A.Bredeweg, A.Chyzh, A.Couture, D.Dashdorj, R.C.Haight, M.Jandel, A.L.Keksis, M.Krticka, G.E.Mitchell, J.M.O'Donnell, W.Parker, R.S.Rundberg, J.L.Ullmann, S.Valenta, D.J.Vieira, C.L.Walker, J.B.Wilhelmy, J.M.Wouters, C.Y.Wu

Systematics of Scissors Mode in Gd Nuclei from Experiments with the DANCE Detector

NUCLEAR REACTIONS ^{152,154,155,156,157,158}Gd(n, γ), E=subthermal-1 MeV; measured Eγ, Iγ using ToF LANSCE/DANCE array (BaF2); calculated γ emission, γ cascades using MSC code DICEBOX with fitted parameters and all models of RIPL-3; deduced M1 scissors mode vibrations; calculated scissors mode B(M1) vs deformation for (n, γ), (γ, γ') and ³He-induced reactions data.

doi: 10.1016/j.nds.2014.08.044
Citations: PlumX Metrics

2013BA15      Phys.Rev. C 87, 044609 (2013)

B.Baramsai, J.Kroll, G.E.Mitchell, U.Agvaanluvsan, F.Becvar, T.A.Bredeweg, A.Chyzh, A.Couture, D.Dashdorj, R.C.Haight, M.Jandel, A.L.Keksis, M.Krticka, J.M.O'Donnell, R.S.Rundberg, J.L.Ullmann, D.J.Vieira, C.L.Walker

Photon strength functions of ¹⁵⁶Gd from radiative capture of resonance neutrons

NUCLEAR REACTIONS ¹⁵⁵Gd(n, γ), E=7.8, 21.0 eV; measured Eγ, Iγ, sum energy spectra, cluster multiplicity of γ cascades using DANCE γ-ray calorimeter at LANSCE facility; deduced spectra of multistep γ cascades (MSCs) and those of gated MSCs, E1 and M1 photon strength functions, scissors mode. DICEBOX algorithm. Validity of various photon strength functions (PSF), and nuclear level density (NLD) models Comparison with previous experimental studies, and with theoretical calculations.

doi: 10.1103/PhysRevC.87.044609
Citations: PlumX Metrics

2013KR11      Phys.Rev. C 88, 034317 (2013)

J.Kroll, B.Baramsai, G.E.Mitchell, U.Agvaanluvsan, F.Becvar, T.A.Bredeweg, A.Chyzh, A.Couture, D.Dashdorj, R.C.Haight, M.Jandel, A.L.Keksis, M.Krticka, J.M.O'Donnell, W.Parker, R.S.Rundberg, J.L.Ullmann, S.Valenta, D.J.Vieira, C.Walker, C.Y.Wu

Strength of the scissors mode in odd-mass Gd isotopes from the radiative capture of resonance neutrons

NUCLEAR REACTIONS ^{152,154,156,158}Gd(n, γ), E<1 MeV white neutron spectrum; measured multistep cascade (MSC) γ spectra for different multiplicities and several resolved s-wave resonances using DANCE array at LANSCE, LANL facility; deduced E1 and M1 photon strength functions, level density. GEANT4-based simulations. Comparison with several model calculations of photon strength functions (PSF) and nuclear level densities (NLD) for deformed nuclei, and with experimental data from other reactions. Discussed scissors mode in odd-A Gd isotopes from summed reduced M1 strengths. Evidence of odd-even effect in strength of scissors mode.

doi: 10.1103/PhysRevC.88.034317
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2012BA07      Phys.Rev. C 85, 024622 (2012)

B.Baramsai, G.E.Mitchell, U.Agvaanluvsan, F.Becvar, T.A.Bredeweg, A.Chyzh, A.Couture, D.Dashdorj, R.C.Haight, M.Jandel, A.L.Keksis, M.Krticka, J.M.O'Donnell, R.S.Rundberg, J.L.Ullmann, D.J.Vieira, C.L.Walker

Neutron resonance parameters in ¹⁵⁵Gd measured with the DANCE γ-ray calorimeter array

NUCLEAR REACTIONS ¹⁵⁵Gd(n, γ), E=1.36-185 eV; measured neutron spectra by time-of-flight, E(n), I(n), Eγ, sum-energy spectra, average γ-ray multiplicity of s-wave resonances, cross sections using DANCE calorimeter at LANSC. ¹⁵⁶Gd; deduced resonances, spins by various methods, resonance parameters, s-wave level density, normalized yields for J=1 and J=2 resonances, neutron and radiative width, Sammy fit of experimental cross sections. Comparison with previous studies, and ENDF/B-VII.0, JENDL-4.0, JEFF-3.1, ROSFOND-2010 libraries.

doi: 10.1103/PhysRevC.85.024622
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14318. Data from this article have been entered in the XUNDL database. For more information, click here.

2010TO06      Phys.Rev. C 81, 064311 (2010)

H.K.Toft, A.C.Larsen, U.Agvaanluvsan, A.Burger, M.Guttormsen, G.E.Mitchell, H.T.Nyhus, A.Schiller, S.Siem, N.U.H.Syed, A.Voinov

Level densities and γ-ray strength functions in Sn isotopes

NUCLEAR REACTIONS ¹¹⁹Sn(³He, ³He), (³He, α), E=38 MeV; measured Eγ, particle-γ coin. ^118,119Sn; deduced γ-ray strength functions, level densities, parity asymmetry functions, collective enhancement factors, and spin distributions. Oslo method. Combinatorial BCS model.

doi: 10.1103/PhysRevC.81.064311
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1852.

2009AG01      Phys.Rev. C 79, 014320 (2009)

U.Agvaanluvsan, A.C.Larsen, M.Guttormsen, R.Chankova, G.E.Mitchell, A.Schiller, S.Siem, A.Voinov

Evidence for the pair-breaking process in ^{116, 117}Sn

NUCLEAR REACTIONS ¹¹⁷Sn(³He, αγ), (³He, ³He'γ), E=38 MeV; measured Eγ, Iγ, particle spectra, (particle)γ-coin. ^116,117Sn; deduced excitation energies, entropies, level densities, microcanonical temperatures.

doi: 10.1103/PhysRevC.79.014320
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2009AG03      Phys.Rev.Lett. 102, 162504 (2009)

U.Agvaanluvsan, A.C.Larsen, R.Chankova, M.Guttormsen, G.E.Mitchell, A.Schiller, S.Siem, A.Voinov

Enhanced Radiative Strength in the Quasicontinuum of ¹¹⁷Sn

NUCLEAR REACTIONS ¹¹⁷Sn(³He, ³He'), E=38 MeV; measured Eγ, Iγ, 7radiative strength function. ¹¹⁷Sn; deduced level density.

doi: 10.1103/PhysRevLett.102.162504
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1697.

2009SH05      Phys.Rev. C 79, 024301 (2009)

S.A.Sheets, U.Agvaanluvsan, J.A.Becker, F.Becvar, T.A.Bredeweg, R.C.Haight, M.Jandel, M.Krticka, G.E.Mitchell, J.M.O'Donnell, W.Parker, R.Reifarth, R.S.Rundberg, E.I.Sharapov, J.L.Ullmann, D.J.Vieira, J.B.Wilhelmy, J.M.Wouters, C.Y.Wu

Test of the statistical model in ⁹⁶Mo with the BaF_2γ calorimeter DANCE array

NUCLEAR REACTIONS ⁹⁵Mo(n, γ), E<2 keV; measured Eγ, Iγ, from multi-step γ cascades for s- and p-wave neutron resonances below 2 keV. Compared γ spectral shapes to DICEBOX statistical model simulations. Compared multi-step γ-cascade spectra for different multiplicities from various resonances with predictions of different photon strength function models.

doi: 10.1103/PhysRevC.79.024301
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2008AL35      Phys.Rev. C 78, 054321 (2008)

E.Algin, U.Agvaanluvsan, M.Guttormsen, A.C.Larsen, G.E.Mitchell, J.Rekstad, A.Schiller, S.Siem, A.Voinov

Thermodynamic properties of ^{56, 57}Fe

NUCLEAR REACTIONS ⁵⁷Fe(³He, ³He'γ), (³He, αγ), E=45 MeV; measured Eγ, Iγ, (particle)γ-coin. Deduced level densities, thermodynamic properties.

doi: 10.1103/PhysRevC.78.054321
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1669.

2008GO30      Phys.Rev. C 78, 064606 (2008)

B.L.Goldblum, S.G.Prussin, U.Agvaanluvsan, L.A.Bernstein, D.L.Bleuel, W.Younes, M.Guttormsen

Determination of (n, γ) cross sections in the rare-earth region using the surrogate ratio method

NUCLEAR REACTIONS ¹⁷¹Yb, ¹⁶¹Dy(³He, ³He'), (³He, α), E=38 MeV/nucleon; analyzed neutron energies. ¹⁷⁰Yb, ¹⁶⁰Dy(n, γ); deduced Eγ, σ. Surrogate ratio method.

doi: 10.1103/PhysRevC.78.064606
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23053.

2008JA08      Phys.Rev. C 78, 034609 (2008); Publishers Note Phys.Rev. C 78, 049904 (2008)

M.Jandel, T.A.Bredeweg, E.M.Bond, M.B.Chadwick, R.R.Clement, A.Couture, J.M.O'Donnell, R.C.Haight, T.Kawano, R.Reifarth, R.S.Rundberg, J.L.Ullmann, D.J.Vieira, J.B.Wilhelmy, J.M.Wouters, U.Agvaanluvsan, W.E.Parker, C.Y.Wu, J.A.Becker

Neutron capture cross section of ²⁴¹Am

NUCLEAR REACTIONS ²⁴¹Am(n, γ), E=0.02 eV-320 keV; measured Eγ, Iγ, σ, resonance parameters. Comparison with evaluated cross sections databases.

doi: 10.1103/PhysRevC.78.034609
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14209.

2008KR04      Phys.Rev. C 77, 054319 (2008)

M.Krticka, F.Becvar, I.Tomandl, G.Rusev, U.Agvaanluvsan, G.E.Mitchell

Two-step gamma cascades following thermal neutron capture in ⁹⁵Mo

NUCLEAR REACTIONS ⁹⁴Mo(n, γ), E=thermal; measured Eγ, Iγ, γγ-coin, two-step γ cascades, σ_γ, , multipolarities. ⁹⁵Mo; deduced levels, J, π, level densities. ⁹⁶Mo(³He, ³He), ⁹⁷Mo(³He, αγ); systematics.

doi: 10.1103/PhysRevC.77.054319
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2008KR05      Phys.Rev. C 77, 054615 (2008)

M.Krticka, R.B.Firestone, D.P.McNabb, B.Sleaford, U.Agvaanluvsan, T.Belgya, Z.S.Revay

Thermal neutron capture cross sections of the palladium isotopes

NUCLEAR REACTIONS ^{102,104,105,106,108,110}Pd(n, γ), E=thermal; measured neutron capture σ, Eγ, Iγ, γγ-coin, γ widths, multipolarities. ^{103,105,106,107,109,111}Pd; deduced levels, J, π.

doi: 10.1103/PhysRevC.77.054615
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset31611. Data from this article have been entered in the XUNDL database. For more information, click here.

2007AG09      Nucl.Instrum.Methods Phys.Res. B261, 934 (2007)

U.Agvaanluvsan, J.A.Becker, R.A.Macri, W.Parker, P.Wilk, C.Y.Wu, T.A.Bredeweg, E.Esch, R.C.Haight, J.M.O'Donnell, R.Reifarth, R.S.Rundberg, J.M.Schwantes, J.L.Ullmann, D.J.Vieira, J.B.Wilhelmy, J.M.Wouters, G.E.Mitchell, S.Sheets, F.Becvar, M.Krticka

Progress on the europium neutron capture study using DANCE

NUCLEAR REACTIONS ^151,153Eu(n, γ), E=0.1-100 keV; measured Eγ, Iγ, and multiplicity distributions.

doi: 10.1016/j.nimb.2007.03.107
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2007AL49      Phys.Atomic Nuclei 70, 1634 (2007)

E.Algin, A.Schiller, A.Voinov, U.Agvaanluvsan, T.Belgya, L.A.Bernstein, C.R.Brune, R.Chankova, P.E.Garrett, S.M.Grimes, M.Guttormsen, M.Hjorth-Jensen, M.J.Hornish, C.W.Johnson, T.Massey, G.E.Mitchell, J.Rekstad, S.Siem, W.Younes

Bulk properties of iron isotopes

NUCLEAR REACTIONS ⁵⁷Fe(³He, α), (³He, ³He'), E=45 MeV; ⁵⁶Fe(n, γ), E=thermal; ⁵⁵Mn(d, n), E=7.0 MeV; measured Eγ, Iγ. Deduced nuclear level densities and radiative strength functions. Compared results to model calculations.

doi: 10.1134/S1063778807090232
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2007DA21      Phys.Rev. C 75, 054612 (2007)

D.Dashdorj, T.Kawano, P.E.Garrett, J.A.Becker, U.Agvaanluvsan, L.A.Bernstein, M.B.Chadwick, M.Devlin, N.Fotiades, G.E.Mitchell, R.O.Nelson, W.Younes

Effect of preequilibrium spin distribution on ⁴⁸Ti + n cross sections

NUCLEAR REACTIONS ⁴⁸Ti(n, n'γ), (n, 2nγ), E=1-35 MeV; calculated discrete γ-ray production cross section using Hauser-Feshbach formalism with spin distribution for the preequlibrium process calculated using the Feshbach-Kerman-Koonin theory. Compared results to experimental data.

doi: 10.1103/PhysRevC.75.054612
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2007DA23      Nucl.Instrum.Methods Phys.Res. B261, 948 (2007)

D.Dashdorj, G.E.Mitchell, T.Kawano, J.A.Becker, U.Agvaanluvsan, M.B.Chadwick, J.R.Cooper, M.Devlin, N.Fotiades, P.E.Garrett, R.O.Nelson, C.Y.Wu, W.Younes

Neutron induced inelastic cross-sections of ¹⁵⁰Sm for E_n = 1-35 MeV

NUCLEAR REACTIONS ¹⁵⁰Sm(n, γ), E=1-35 MeV; measured Eγ, Iγ, excitation functions and partial γ-ray production cross sections. Compared results to model calculations.

doi: 10.1016/j.nimb.2007.04.161
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14148.

2007DA24      Nucl.Sci.Eng. 157, 65 (2007)

D.Dashdorj, G.E.Mitchell, J.A.Becker, U.Agvaanluvsan, L.A.Bernstein, W.Younes, P.E.Garrett, M.B.Chadwick, M.Devlin, N.Fotiades, T.Kawano, R.O.Nelson

Gamma-Ray Production Cross Sections in Multiple Channels for Neutron-Induced Reaction on ⁴⁸Ti for E_n = 1 to 200 MeV

NUCLEAR REACTIONS ⁴⁸Ti(n, γX), E=1-200 MeV; measured prompt γ-ray production cross sections. Compared results to model calculations.

doi: 10.13182/NSE07-A2713
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14162.

2007GU15      Acta Phys.Pol. B38, 1489 (2007)

M.Guttormsen, R.Chankova, A.C.Larsen, J.Rekstad, S.Siem, N.U.H.Syed, U.Agvaanluvsan, A.Schiller, A.Voinov

The Role of Broken Cooper Pairs in Warm Nuclei

2007SH46      Phys.Rev. C 76, 064317 (2007)

S.A.Sheets, U.Agvaanluvsan, J.A.Becker, F.Becvar, T.A.Bredeweg, R.C.Haight, M.Krticka, M.Jandel, G.E.Mitchell, J.M.O'Donnell, W.E.Parker, R.Reifarth, R.S.Rundberg, E.I.Sharapov, I.Tomandl, J.L.Ullmann, D.J.Vieira, J.M.Wouters, J.B.Wilhelmy, C.Y.Wu

Spin and parity assignments for ^{94, 95}Mo neutron resonances

NUCLEAR REACTIONS ^94,95Mo(n, γ), E=800 MeV; measured neutron energies, Eγ, Iγ, γ-ray multiplicities. ^95,96Mo; deduced neutron resonance levels, J, π.

doi: 10.1103/PhysRevC.76.064317
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Data from this article have been entered in the XUNDL database. For more information, click here.

2006CH14      Phys.Rev. C 73, 034311 (2006)

R.Chankova, A.Schiller, U.Agvaanluvsan, E.Algin, L.A.Bernstein, M.Guttormsen, F.Ingebretsen, T.Lonnroth, S.Messelt, G.E.Mitchell, J.Rekstad, S.Siem, A.C.Larsen, A.Voinov, S.Odegard

Level densities and thermodynamical quantities of heated ^93-98Mo isotopes

NUCLEAR REACTIONS ^94,96Mo(³He, ³He'), (³He, α), E=30 MeV; ⁹⁸Mo(³He, ³He'), (³He, α), E=45 MeV; measured particle spectra, Eγ, Iγ, (particle)γ-coin. ^{93,94,95,96,97,98}Mo deduced level densities; deduced thermodynamical quantities, phase transition features.

doi: 10.1103/PhysRevC.73.034311
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1671.

2006KA40      Phys.Rev. C 74, 024325 (2006)

K.Kaneko, M.Hasegawa, U.Agvaanluvsan, E.Algin, R.Chankova, M.Guttormsen, A.C.Larsen, G.E.Mitchell, J.Rekstad, A.Schiller, S.Siem, A.Voinov

Breaking of nucleon Cooper pairs at finite temperature in ^93-98Mo

NUCLEAR STRUCTURE ^{93,94,95,96,97,98}Mo; calculated level densities, heat capacities, pair correlation features.

doi: 10.1103/PhysRevC.74.024325
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2006VO06      Phys.Rev. C 74, 014314 (2006)

A.V.Voinov, S.M.Grimes, U.Agvaanluvsan, E.Algin, T.Belgya, C.R.Brune, M.Guttormsen, M.J.Hornish, T.Massey, G.E.Mitchell, J.Rekstad, A.Schiller, S.Siem

Level density of ⁵⁶Fe and low-energy enhancement of γ-strength function

NUCLEAR REACTIONS ⁵⁵Mn(d, n), E=7 MeV; measured En, σ(E, θ). ⁵⁶Fe deduced level density, γ-strength function.

doi: 10.1103/PhysRevC.74.014314
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1463.

2005AG15      Nucl.Instrum.Methods Phys.Res. B241, 180 (2005)

U.Agvaanluvsan, E.Algin, J.A.Becker, M.Guttormsen, G.E.Mitchell, S.Siem, A.Schiller, A.Voinov

Investigation of the radiative strength function

NUCLEAR REACTIONS ⁵⁷Fe, ¹⁷¹Yb(³He, ³He'), E=38-45 MeV; ¹¹⁷Sn, ¹⁷²Yb(³He, α), E=38-45 MeV; measured Eγ, Iγ, (particle)γ-coin; deduced radiative strength functions.

doi: 10.1016/j.nimb.2005.07.081
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2005GU16      Phys.Rev. C 71, 044307 (2005)

M.Guttormsen, R.Chankova, U.Agvaanluvsan, E.Algin, L.A.Bernstein, F.Ingebretsen, T.Lonnroth, S.Messelt, G.E.Mitchell, J.Rekstad, A.Schiller, S.Siem, A.C.Sunde, A.Voinov, S.Odegard

Radiative strength functions in ^93-98Mo

NUCLEAR REACTIONS ^94,96Mo(³He, ³He'), (³He, α), E=30 MeV; ^97,98Mo(³He, ³He'), (³He, α), E=45 MeV; measured particle spectra, Eγ, Iγ, (particle)γ-coin. ^{93,94,95,96,97,98}Mo deduced radiative strength functions.

doi: 10.1103/PhysRevC.71.044307
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2005SI07      Acta Phys.Pol. B36, 1089 (2005)

S.Siem, M.Guttormsen, E.Algin, U.Agvaanluvsan, T.Belgya, R.Chankova, G.Mitchell, L.A.Bernstein, J.Rekstad, A.Schiller, A.C.Sunde, N.Syed, A.Voinov

Soft resonances in hot nuclei

NUCLEAR STRUCTURE ^{93,94,95,96,97,98}Mo, ^148,149Sm, ^161,162Dy, ^166,167Er, ^171,172Yb; analyzed radiative strength functions, resonance features.

2004AG05      Phys.Rev. C 70, 054611 (2004)

U.Agvaanluvsan, A.Schiller, J.A.Becker, L.A.Bernstein, P.E.Garrett, M.Guttormsen, G.E.Mitchell, J.Rekstad, S.Siem, A.Voinov, W.Younes

Level densities and γ-ray strength functions in ^{170, 171, 172}Yb

NUCLEAR REACTIONS ¹⁷¹Yb(³He, ³He'), (³He, α), E=45 MeV; measured Eγ, Iγ, (particle)γ-coin. ¹⁷²Yb(³He, ³He'), (³He, α), E=45 MeV; ¹⁷³Yb(³He, α), E=45 MeV; analyzed Eγ, Iγ, (particle)γ-coin. ^170,171,172Yb deduced level densities, radiative strength functions, pygmy resonance features.

doi: 10.1103/PhysRevC.70.054611
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0824.

2004VO12      Phys.Rev.Lett. 93, 142504 (2004)

A.Voinov, E.Algin, U.Agvaanluvsan, T.Belgya, R.Chankova, M.Guttormsen, G.E.Mitchell, J.Rekstad, A.Schiller, S.Siem

Large Enhancement of Radiative Strength for Soft Transitions in the Quasicontinuum

NUCLEAR REACTIONS ⁵⁷Fe(³He, ³He'), (³He, α), E=45 MeV; measured Eγ, Iγ, (particle)γ-coin. ⁵⁶Fe(n, γ), E=thermal; measured Eγ, Iγ, γγ-coin. ^56,57Fe deduced radiative strength functions, quasicontinuum enhancement.

doi: 10.1103/PhysRevLett.93.142504
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2003AG07      Phys.Rev. C 67, 064608 (2003)

U.Agvaanluvsan, G.E.Mitchell, J.F.Shriner, Jr., M.Pato

Parity dependence of nuclear level densities

NUCLEAR REACTIONS ⁴⁴Ca, ⁴⁸Ti, ⁵⁶Fe(p, p), E ≈ 2-4 MeV; analyzed proton resonance data. ⁴⁵Sc, ⁴⁹V, ⁵⁷Co deduced proton resonance level densities, parity asymmetry.

doi: 10.1103/PhysRevC.67.064608
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