NSR Query Results


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NSR database version of April 11, 2024.

Search: Author = F.Becvar

Found 74 matches.

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2024TA03      Eur.Phys.J. A 60, 21 (2024)

G.Tagliente, P.M.Milazzo, C.Paradela, S.Kopecky, D.Vescovi, G.Alaerts, L.A.Damone, J.Heyse, M.Krticka, P.Schillebeeckx, A.Mengoni, R.Wynants, S.Valenta, O.Aberle, V.Alcayne, S.Amaducci, J.Andrzejewski, L.Audouin, V.Babiano-Suarez, M.Bacak, M.Barbagallo, V.Becares, F.Becvar, G.Bellia, E.Berthoumieux, J.Billowes, D.Bosnar, A.S.Brown, M.Busso, M.Caamano, L.Caballero, M.Calviani, F.Calvino, D.Cano-Ott, A.Casanovas, F.Cerutti, Y.H.Chen, E.Chiaveri, N.Colonna, G.P.Cortes, M.A.Cortes-Giraldo, L.Cosentino, S.Cristallo, M.Diakaki, M.Dietz, C.Domingo-Pardo, R.Dressler, E.Dupont, I.Duran, Z.Eleme, B.Fernandez-Domingez, A.Ferrari, I.Ferro-Goncalves, P.Finocchiaro, V.Furman, R.Garg, A.Gawlik, S.Gilardoni, T.Glodariu, K.Gobel, E.Gonzalez-Romero, C.Guerrero, F.Gunsing, S.Heinitz, D.G.Jenkins, E.Jericha, Y.Kadi, F.Kappeler, A.Kimura, N.Kivel, M.Kokkoris, Y.Kopatch, D.Kurtulgil, I.Ladarescu, A.C.Larsen, C.Lederer-Woods, J.Lerendegui-Marco, S.Lo Meo, S.J.Lonsdale, M.Lugaro, D.Macina, A.Manna, T.Martinez, A.Masi, C.Massimi, P.F.Mastinu, M.Mastromarco, F.Matteucci, E.Maugeri, A.Mazzone, E.Mendoza, V.Michalopoulou, F.Mingrone, A.Musumarra, A.Negret, R.Nolte, F.Ogallar, A.Oprea, N.Patronis, A.Pavlik, J.Perkowski, L.Piersanti, I.Porras, J.Praena, J.M.Quesada, D.Radeck, D.Ramos Doval, R.Reifarth, D.Rochman, C.Rubbia, M.Sabate-Gilarte, A.Saxena, D.Schumann, A.G.Smith, M.Spelta, N.Sosnin, A.Stamatopoulos, J.L.Tain, Z.Talip, A.E.Tarifeno-Saldivia, L.Tassan-Got, P.Torres-Sanchez, A.Tsinganis, J.Ulrich, S.Urlass, G.Vannini, V.Variale, P.Vaz, A.Ventura, V.Vlachoudis, R.Vlastou, A.Wallner, P.J.Woods, T.J.Wright, P.Zugec

High-resolution cross section measurements for neutron interactions on 89Y with incident neutron energies up to 95 keV

NUCLEAR REACTIONS 89Y(n, X), (n, γ), E<95 keV; measured reaction products, En, In, TOF; deduced yields, resonance parameters, Maxwellian-averaged σ, capture kernel. Comparison with ENDF/B-VIII.0, JENDL-5, EXFOR libraries, Atlas of Neutron Resonances, KADONIS. The CERN n_TOF facility, GELINA at JRC-Geel.

doi: 10.1140/epja/s10050-024-01243-4
Citations: PlumX Metrics


2024WR01      Eur.Phys.J. A 60, (2024)

T.Wright, A.G.Smith, N.V.Sosnin, S.A.Bennett, P.J.Davies, A.V.Popescu, J.A.Ryan, A.Sekhar, S.Warren, O.Aberle, S.Amaducci, J.Andrzejewski, L.Audouin, M.Bacak, J.Balibrea, M.Barbagallo, F.Becvar, E.Berthoumieux, J.Billowes, D.Bosnar, A.Brown, M.Caamano, F.Calvino, M.Calviani, D.Cano-Ott, R.Cardella, A.Casanovas, F.Cerutti, Y.H.Chen, E.Chiaveri, N.Colonna, G.Cortes, M.A.Cortes-Giraldo, L.Cosentino, L.A.Damone, M.Diakaki, C.Domingo-Pardo, R.Dressler, E.Dupont, I.Duran, B.Fernandez-Dominguez, A.Ferrari, P.Ferreira, P.Finocchiaro, V.Furman, K.Gobel, A.R.Garcia, A.Gawlik-Ramiega, S.Gilardoni, T.Glodariu, I.F.Goncalves, E.Gonzalez-Romero, E.Griesmayer, C.Guerrero, F.Gunsing, H.Harada, S.Heinitz, J.Heyse, D.G.Jenkins, E.Jericha, F.Kappeler, Y.Kadi, A.Kalamara, P.Kavrigin, A.Kimura, N.Kivel, M.Kokkoris, M.Krticka, D.Kurtulgil, E.Leal-Cidoncha, C.Lederer-Woods, H.Leeb, J.Lerendegui-Marco, S.L.Meo, S.J.Lonsdale, D.Macina, A.Manna, J.Marganiec, T.Martinez, A.Masi, C.Massimi, P.Mastinu, M.Mastromarco, E.A.Maugeri, A.Mazzone, E.Mendoza, A.Mengoni, P.M.Milazzo, F.Mingrone, A.Musumarra, A.Negret, R.Nolte, A.Oprea, N.Patronis, A.Pavlik, J.Perkowski, I.Porras, J.Praena, J.M.Quesada, D.Radeck, T.Rauscher, R.Reifarth, C.Rubbia, M.Sabate-Gilarte, A.Saxena, P.Schillebeeckx, D.Schumann, P.Sedyshev, A.Stamatopoulos, G.Tagliente, J.L.Tain, A.Tarifeno-Saldivia, L.Tassan-Got, S.Valenta, G.Vannini, V.Variale, P.Vaz, A.Ventura, V.Vlachoudis, R.Vlastou, A.Wallner, C.Weiss, P.J.Woods, P.Zugec

Measurement of the prompt fission γ-rays from slow neutron-induced fission of 235U with STEFF

NUCLEAR REACTIONS 235U(n, F), E; measured reaction products, Eγ, Iγ; deduced prompt-fission γ-ray energies and multiplicities. Comparison with EXFOR and ENDF/B-VIII.0 libraries. STEFF 2E2ν device installed in the second experimental area (EAR2) of the neutron time-of-flight facility n_TOF at CERN.

doi: 10.1140/epja/s10050-024-01277-8
Citations: PlumX Metrics


2020MA14      Phys.Lett. B 804, 135405 (2020)

A.Mazzone, S.Cristallo, O.Aberle, G.Alaerts, V.Alcayne, S.Amaducci, J.Andrzejewski, L.Audouin, V.Babiano-Suarez, M.Bacak, M.Barbagallo, V.Becares, F.Becvar, G.Bellia, E.Berthoumieux, J.Billowes, D.Bosnar, A.S.Brown, M.Busso, M.Caamano, L.Caballero, M.Calviani, F.Calvino, D.Cano-Ott, A.Casanovas, D.M.Castelluccio, F.Cerutti, Y.H.Chen, E.Chiaveri, G.Clai, N.Colonna, G.P.Cortes, M.A.Cortes-Giraldo, L.Cosentino, L.A.Damone, M.Diakaki, M.Dietz, C.Domingo-Pardo, R.Dressler, E.Dupont, I.Duran, Z.Eleme, B.Fernandez-Domingez, A.Ferrari, I.Ferro-Goncalves, P.Finocchiaro, V.Furman, R.Garg, A.Gawlik, S.Gilardoni, T.Glodariu, K.Gobel, E.Gonzalez-Romero, C.Guerrero, F.Gunsing, S.Heinitz, J.Heyse, D.G.Jenkins, E.Jericha, Y.Kadi, F.Kappeler, A.Kimura, N.Kivel, M.Kokkoris, Y.Kopatch, S.Kopecky, M.Krticka, D.Kurtulgil, I.Ladarescu, C.Lederer-Woods, J.Lerendegui-Marco, S.Lo Meo, S.-J.Lonsdale, D.Macina, A.Manna, T.Martinez, A.Masi, C.Massimi, P.F.Mastinu, M.Mastromarco, F.Matteucci, E.Maugeri, E.Mendoza, A.Mengoni, V.Michalopoulou, P.M.Milazzo, F.Mingrone, R.Mucciola, A.Musumarra, A.Negret, R.Nolte, F.Ogallar, A.Oprea, N.Patronis, A.Pavlik, J.Perkowski, L.Piersanti, I.Porras, J.Praena, J.M.Quesada, D.Radeck, D.Ramos Doval, R.Reifarth, D.Rochman, C.Rubbia, M.Sabate-Gilarte, A.Saxena, P.Schillebeeckx, D.Schumann, A.G.Smith, N.Sosnin, A.Stamatopoulos, G.Tagliente, J.L.Tain, Z.Talip, A.E.Tarifeno-Saldivia, L.Tassan-Got, P.Torres-Sanchez, A.Tsinganis, J.Ulrich, S.Urlass, S.Valenta, G.Vannini, V.Variale, P.Vaz, A.Ventura, D.Vescovi, V.Vlachoudis, R.Vlastou, A.Wallner, P.J.Woods, R.Wynants, T.J.Wright, P.Zugec

Measurement of the 154Gd(n, γ) cross section and its astrophysical implications

NUCLEAR REACTIONS 154Gd(n, γ), E=0.001-300 keV; measured reaction products, En, In, Eγ, Iγ; deduced capture yields, transmissions, capture σ. Comparison with ENDF/B-VIII library and KADoNiS.

doi: 10.1016/j.physletb.2020.135405
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23459.


2019LE04      Phys.Lett. B 790, 458 (2019); Erratum Phys.Lett. B 840, 137835 (2023)

C.Lederer-Woods, U.Battino, P.Ferreira, A.Gawlik, C.Guerrero, F.Gunsing, S.Heinitz, J.Lerendegui-Marco, A.Mengoni, R.Reifarth, A.Tattersall, S.Valenta, C.Weiss, O.Aberle, J.Andrzejewski, L.Audouin, V.Becares, M.Bacak, J.Balibrea, M.Barbagallo, S.Barros, F.Becvar, C.Beinrucker, F.Belloni, E.Berthoumieux, J.Billowes, D.Bosnar, M.Brugger, M.Caamano, F.Calvino, M.Calviani, D.Cano-Ott, F.Cerutti, E.Chiaveri, N.Colonna, G.Cortes, M.A.Cortes-Giraldo, L.Cosentino, L.A.Damone, K.Deo, M.Diakaki, M.Dietz, C.Domingo-Pardo, R.Dressler, E.Dupont, I.Duran, B.Fernandez-Dominguez, A.Ferrari, P.Finocchiaro, R.J.W.Frost, V.Furman, K.Gobel, A.R.Garcia, I.Gheorghe, T.Glodariu, I.F.Goncalves, E.Gonzalez-Romero, A.Goverdovski, E.Griesmayer, H.Harada, T.Heftrich, A.Hernandez-Prieto, J.Heyse, D.G.Jenkins, E.Jericha, F.Kappeler, Y.Kadi, T.Katabuchi, P.Kavrigin, V.Ketlerov, V.Khryachkov, A.Kimura, N.Kivel, I.Knapova, M.Kokkoris, M.Krticka, E.Leal-Cidoncha, H.Leeb, M.Licata, S.Lo Meo, R.Losito, D.Macina, J.Marganiec, T.Martinez, C.Massimi, P.Mastinu, M.Mastromarco, F.Matteucci, E.Mendoza, P.M.Milazzo, F.Mingrone, M.Mirea, S.Montesano, A.Musumarra, R.Nolte, F.R.Palomo-Pinto, C.Paradela, N.Patronis, A.Pavlik, J.Perkowski, J.I.Porras, J.Praena, J.M.Quesada, T.Rauscher, A.Riego-Perez, M.Robles, C.Rubbia, J.A.Ryan, M.Sabate-Gilarte, A.Saxena, P.Schillebeeckx, S.Schmidt, D.Schumann, P.Sedyshev, A.G.Smith, A.Stamatopoulos, S.V.Suryanarayana, G.Tagliente, J.L.Tain, A.Tarifeno-Saldivia, L.Tassan-Got, A.Tsinganis, G.Vannini, V.Variale, P.Vaz, A.Ventura, V.Vlachoudis, R.Vlastou, A.Wallner, S.Warren, M.Weigand, T.Wright, P.Zugec

Measurement of 73Ge(n, γ) cross sections and implications for stellar nucleosynthesis

NUCLEAR REACTIONS 73Ge(n, γ), E<300 keV; measured reaction products, En, In; deduced σ, resonance energies and capture kernels, astrophysical impact, Maxwellian-averaged σ for ground and excited states capture. The neutron time-of-flight facility n_TOF at CERN.

doi: 10.1016/j.physletb.2019.01.045
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23451.


2017FI03      Phys.Rev. C 95, 014328 (2017)

R.B.Firestone, T.Belgya, M.Krticka, F.Becvar, L.Szentmiklosi, I.Tomandl

Thermal neutron capture cross section for 56Fe (n, γ)

NUCLEAR REACTIONS 56Fe(n, γ), E=thermal and cold neutrons; measured Eγ, Iγ with Compton suppressed HPGe and guided cold neutron beam at the Budapest reactor facility, γγ-coin sum data at the Rez-Prague reactor. 57Fe; deduced levels, J, π, S(n), γ-intensity balances, n-capture cross section, γ-ray cross sections. Comparison with previous experimental data, and with statistical model calculations using Monte Carlo computer code DICEBOX.

doi: 10.1103/PhysRevC.95.014328
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset31772. Data from this article have been entered in the XUNDL database. For more information, click here.


2017MA15      Phys.Lett. B 768, 1 (2017)

C.Massimi, S.Altstadt, J.Andrzejewski, L.Audouin, M.Barbagallo, V.Becares, F.Becvar, F.Belloni, E.Berthoumieux, J.Billowes, S.Bisterzo, D.Bosnar, M.Brugger, M.Calviani, F.Calvino, D.Cano-Ott, C.Carrapico, D.M.Castelluccio, F.Cerutti, E.Chiaveri, L.Cosentino, M.Chin, G.Clai, N.Colonna, G.Cortes, M.A.Cortes-Giraldo, S.Cristallo, M.Diakaki, C.Domingo-Pardo, I.Duran, R.Dressler, C.Eleftheriadis, A.Ferrari, P.Finocchiaro, K.Fraval, S.Ganesan, A.R.Garcia, G.Giubrone, I.F.Goncalves, E.Gonzalez-Romero, E.Griesmayer, C.Guerrero, F.Gunsing, A.Hernandez-Prieto, D.G.Jenkins, E.Jericha, Y.Kadi, F.Kappeler, D.Karadimos, N.Kivel, P.Koehler, M.Kokkoris, S.Kopecky, M.Krticka, J.Kroll, C.Lampoudis, C.Langer, E.Leal-Cidoncha, C.Lederer, H.Leeb, L.S.Leong, S.Lo Meo, R.Losito, A.Mallick, A.Manousos, J.Marganiec, T.Martinez, P.F.Mastinu, M.Mastromarco, E.Mendoza, A.Mengoni, P.M.Milazzo, F.Mingrone, M.Mirea, W.Mondelaers, A.Musumarra, C.Paradela, A.Pavlik, J.Perkowski, M.Pignatari, L.Piersanti, A.Plompen, J.Praena, J.M.Quesada, T.Rauscher, R.Reifarth, A.Riego, M.S.Robles, C.Rubbia, M.Sabate-Gilarte, R.Sarmento, A.Saxena, P.Schillebeeckx, S.Schmidt, D.Schumann, G.Tagliente, J.L.Tain, D.Tarrio, L.Tassan-Got, A.Tsinganis, S.Valenta, G.Vannini, I.Van Rijs, V.Variale, P.Vaz, A.Ventura, M.J.Vermeulen, V.Vlachoudis, R.Vlastou, A.Wallner, T.Ware, M.Weigand, C.Weiss, R.Wynants, T.Wright, P.Zugec

Neutron spectroscopy of 26Mg states: Constraining the stellar neutron source 22Ne(α, n)25Mg

NUCLEAR REACTIONS 25Mg(n, γ), (n, X), E<300 KeV; measured reaction products, En, In, Eγ, Iγ; deduced yields, σ, resonance parameters and corresponding excitation energies of the 26Mg compound nucleus, Maxwellian-averaged cross sections, reaction rates for inverse reactions. R-matrix analysis of the experimental data.

doi: 10.1016/j.physletb.2017.02.025
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23327. Data from this article have been entered in the XUNDL database. For more information, click here.


2016KR05      Phys.Rev. C 93, 054311 (2016)

M.Krticka, M.Wiedeking, F.Becvar, S.Valenta

Consistency of photon strength function models with data from the 94Mo (d, pγγ) reaction

NUCLEAR REACTIONS 94Mo(d, pγ)95Mo, E=3-7 MeV; 96Mo(n, γ), E=3-7 MeV; 95Mo(γ, n), E=1-11 MeV; analyzed total radiation width of neutron resonances from DICEBOX simulations, photon-strength functions (PSFs) using back-shifted Fermi gas (BSFG) and constant-temperature (CT) nuclear level density (NLD) models; deduced PSFs below the neutron separation energy in the Mo region. Comparison between Oslo-type experiments or predictions of the generalized Lorentzian E1 model.

doi: 10.1103/PhysRevC.93.054311
Citations: PlumX Metrics


2015VA20      Phys.Rev. C 92, 064321 (2015)

S.Valenta, F.Becvar, J.Kroll, M.Krticka, I.Tomandl

Two-step γ cascades following thermal neutron capture in 155, 157Gd

NUCLEAR REACTIONS 155,157Gd(n, γ), E=thermal; measured γγ-coin using a pair of HPGe detectors at LVR-15, Rez research reactor; deduced two-step cascades (TSCs). 156,158Gd; deduced levels, J, π, photon strength functions as function of Eγ, comparison between experimental and simulated TSC spectra using DICEBOX analysis. Evidence for the scissors-mode (SM) enhancement of M1 transitions.

doi: 10.1103/PhysRevC.92.064321
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Data from this article have been entered in the XUNDL database. For more information, click here.


2015WA18      Phys.Rev. C 92, 014324 (2015)

C.L.Walker, M.Krticka, B.Baramsai, F.Becvar, T.A.Bredeweg, A.Chyzh, R.C.Haight, M.Jandel, J.Kroll, G.E.Mitchell, J.M.O'Donnell, R.S.Rundberg, J.L.Ullmann, S.Valenta, J.B.Wilhelmy

Measurement of the 97Mo(n, γ) reaction with the DANCE γ calorimeter array

NUCLEAR REACTIONS 97Mo(n, γ), E<1.7 eV. Measured Eγ, Iγ, multistep gamma cascades (MSCs) with the DANCE array of 160 BaF2 detectors at the LANSCE-LANL facility. 98Mo; deduced neutron resonances, J, π, neutron widths, photon-strength functions (PSFs), simulated total radiation width of resonances for all considered model combinations. Analysis using DICEBOX statistical computer code. 93,95,99Mo, 94Nb, 100Ru; deduced photon-strength functions (PSFs) using averaged s-wave resonance spacings D0 from literature. Comparison with statistical model calculations.

doi: 10.1103/PhysRevC.92.014324
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Data from this article have been entered in the XUNDL database. For more information, click here.


2014FI14      Nucl.Data Sheets 119, 79 (2014)

R.B.Firestone, K.Abusaleem, M.S.Basunia, F.Becvar, T.Belgya, L.A.Bernstein, H.D.Choi, J.E.Escher, C.Genreith, A.M.Hurst, M.Krticka, P.R.Renne, Zs.Revay, A.M.Rogers, M.Rossbach, S.Siem, B.Sleaford, N.C.Summers, L.Szentmiklosi, K.van Bibber, M.Wiedeking

EGAF: Measurement and Analysis of Gamma-ray Cross Sections

COMPILATION Z=1-82(n, γ), E=thermal[two targets not included: He and Pm]; calculated, evaluated prompt γ energy spectra for activation analysis.

doi: 10.1016/j.nds.2014.08.024
Citations: PlumX Metrics


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 152,154,155,156,157,158Gd(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


2014VA05      Nucl.Data Sheets 118, 243 (2014)

S.Valenta, F.Becvar, J.Kroll, M.Krticka

Recent Results on Studying Photon Strength Functions in Rare-earth Nuclei

NUCLEAR STRUCTURE Gd, 160Gd; calculated γ-ray strength function for E1, M1 transitions using different Lorentzians. Compared with RIPL and ARC data.

doi: 10.1016/j.nds.2014.04.048
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


2013KO05      Fortsch.Phys. 61, 80 (2013)

P.E.Koehler, F.Becvar, M.Krticka, K.H.Guber, J.L.Ullmann

Neutron resonance data exclude random matrix theory

NUCLEAR REACTIONS 147Sm, 192,194Pt, 232Th(n, γ), E<15 keV; analyzed available data; deduced disagreements with random matrix theory.

doi: 10.1002/prop.201200067
Citations: PlumX Metrics


2013KR07      Phys.Scr. T154, 014009 (2013)

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

Scissors mode of Gd nuclei measured, with the DANCE detector

NUCLEAR REACTIONS 152,154,155,156,157,158Gd(n, γ), E<1 MeV; measured reaction products, Eγ, Iγ; deduced photon strength, summed scissors-mode strength B(M1). Comparison with available data.

doi: 10.1088/0031-8949/2013/T154/014009
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 152,154,156,158Gd(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
Citations: PlumX Metrics


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.


2012KR10      J.Phys.:Conf.Ser. 337, 012012 (2012)

M.Krticka, P.E.Koehler, F.Becvar, J.A.Harvey, K.H.Guber

Anomalous properties of neutron resonances in Pt isotopes

NUCLEAR REACTIONS Pt, 192,194,195,196Pt(n, γ), (n, X), E≈10 eV-300 keV; re-analyzed earlier data of the authors on s-wave neutron widths, total radiation width distribution in even-even Pt targets using multilevel multichannel R-matrix code SAMMY; deduced resonance parameters, number of degrees of freedom of their width distributions.

doi: 10.1088/1742-6596/337/1/012012
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2011BE37      J.Korean Phys.Soc. 59, 809s (2011)

F.Becvar, M.Krticka

Photon Strength Functions of Medium-Weight and Heavy Nuclei

doi: 10.3938/jkps.59.809
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2011BE47      Eur.Phys.J. A 47, 160 (2011)

F.Belloni, M.Calviani, N.Colonna, P.Mastinu, P.M.Milazzo, U.Abbondanno, G.Aerts, H.Alvarez, F.Alvarez-Velarde, S.Andriamonje, J.Andrzejewski, L.Audouin, G.Badurek, M.Barbagallo, P.Baumann, F.Becvar, E.Berthoumieux, F.Calvino, D.Cano-Ott, R.Capote, C.Carrapico, P.Cennini, V.Chepel, E.Chiaveri, G.Cortes, A.Couture, J.Cox, M.Dahlfors, S.David, I.Dillmann, C.Domingo-Pardo, W.Dridi, I.Duran, C.Eleftheriadis, M.Embid-Segura, A.Ferrari, R.Ferreira-Marques, K.Fujii, W.Furman, I.Goncalves, E.Gonzalez-Romero, A.Goverdovski, F.Gramegna, C.Guerrero, F.Gunsing, B.Haas, R.Haight, M.Heil, A.Herrera-Martinez, M.Igashira, E.Jericha, F.Kappeler, Y.Kadi, D.Karadimos, D.Karamanis, M.Kerveno, P.Koehler, E.Kossionides, M.Krticka, C.Lamboudis, H.Leeb, A.Lindote, I.Lopes, M.Lozano, S.Lukic, J.Marganiec, S.Marrone, T.Martinez, C.Massimi, M.H.Meaze, A.Mengoni, C.Moreau, M.Mosconi, F.Neves, H.Oberhummer, S.O'Brien, J.Pancin, C.Papachristodoulou, C.Papadopoulos, C.Paradela, N.Patronis, A.Pavlik, P.Pavlopoulos, L.Perrot, M.T.Pigni, R.Plag, A.Plompen, A.Plukis, A.Poch, J.Praena, C.Pretel, J.Quesada, T.Rauscher, R.Reifarth, M.Rosetti, C.Rubbia, G.Rudolf, P.Rullhusen, J.Salgado, C.Santos, L.Sarchiapone, I.Savvidis, C.Stephan, G.Tagliente, J.L.Tain, D.Tarrio, L.Tassan-Got, L.Tavora, R.Terlizzi, G.Vannini, P.Vaz, A.Ventura, D.Villamarin, M.C.Vincente, V.Vlachoudis, R.Vlastou, F.Voss, S.Walter, M.Wiescher, K.Wisshak

Measurement of the neutron-induced fission cross-section of 243Am relative to 235U from 0.5 to 20 MeV

NUCLEAR REACTIONS 235U, 243Am(n, F), E=0.5-20 MeV; measured fission products using n_TOF fast ionization chamber; deduced σ; calculated σ using EMPIRE code. Compared with other data, ENDF/B-VII.0, JENDL-4.0, JEFF-3.1.1, ROSFOND, BROND-2.2.

doi: 10.1140/epja/i2011-11160-x
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2011BE58      Nucl.Instrum.Methods Phys.Res. A647, 73 (2011)

F.Becvar, P.E.Koehler, M.Krticka, G.E.Mitchell, J.L.Ullmann

Optimized γ-multiplicity-based spin assignments of s-wave neutron resonances

NUCLEAR REACTIONS 147,149Sm(n, γ), E<600 eV; analyzed available data; deduced yields, neutron resonance parameters. Comparison with available data.

doi: 10.1016/j.nima.2011.04.026
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14306.


2011CH31      Phys.Rev. C 84, 014306 (2011)

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

Measurement of the 157Gd(n, γ) reaction with the DANCE γ calorimeter array

NUCLEAR REACTIONS 157Gd(n, γ), E=<300 eV; measured Eγ, Iγ using DANCE γ calorimeter. 158Gd; deduced E1, M1 and E1 photon strength distributions, resonances, multiplicity, spin distribution, multistep cascade (MSC) spectra. Statistical model calculations using DICEBOX code. Scissors mode.

doi: 10.1103/PhysRevC.84.014306
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2011KO55      J.Korean Phys.Soc. 59, 2088s (2011)

P.E.Koehler, J.A.Harvey, F.Becvar, M.Krticka, K.H.Guber

New Techniques for Determining Spins and Parities of Neutron Resonances and Their Impact on Nuclear Astrophysics

COMPILATION 95Mo(n, γ), E=resonance; compiled, analyzed parity distributions. 95Mo, 120Sn, 194Pt(n, γ), E=resonance; calculated, analyzed γ widths, GDR parameters for s- or p-wave resonances using R-matrix applied to ORELA data, DICEBOX.

doi: 10.3938/jkps.59.2088
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2011KR03      Int.J.Mod.Phys. E20, 488 (2011)

M.Krticka, F.Becvar

Scissors mode of excited nuclei from (n, γ) reaction

NUCLEAR REACTIONS 162Gd(n, γ), E=50-100 keV; analyzed available data; deduced multistep γ cascades, scissor mode.

doi: 10.1142/S0218301311017892
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2011KR04      Int.J.Mod.Phys. E20, 526 (2011)

J.Kroll, F.Becvar, M.Krticka, I.Tomandl

Photon strength functions of 160Tb from the two-step gamma cascade measurement

NUCLEAR REACTIONS 159Tb(n, γ), E=thermal; measured Eγ, Iγ, two-step γ cascades; deduced M1 scissor vibrational mode role in the γ-cascade decay, photon strength functions, level densities.

doi: 10.1142/S0218301311017958
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2011TA17      Phys.Rev. C 84, 015801 (2011)

G.Tagliente, P.M.Milazzo, K.Fujii, U.Abbondanno, G.Aerts, H.Alvarez, F.Alvarez-Velarde, S.Andriamonje, J.Andrzejewski, L.Audouin, G.Badurek, P.Baumann, F.Becvar, F.Belloni, E.Berthoumieux, S.Bisterzo, F.Calvino, M.Calviani, D.Cano-Ott, R.Capote, C.Carrapico, P.Cennini, V.Chepel, E.Chiaveri, N.Colonna, G.Cortes, A.Couture, J.Cox, M.Dahlfors, S.David, I.Dillmann, C.Domingo-Pardo, W.Dridi, I.Duran, C.Eleftheriadis, M.Embid-Segura, A.Ferrari, R.Ferreira-Marques, W.Furman, R.Gallino, I.Goncalves, E.Gonzalez-Romero, F.Gramegna, C.Guerrero, F.Gunsing, B.Haas, R.Haight, M.Heil, A.Herrera-Martinez, E.Jericha, F.Kappeler, Y.Kadi, D.Karadimos, D.Karamanis, M.Kerveno, E.Kossionides, M.Krticka, C.Lamboudis, H.Leeb, A.Lindote, I.Lopes, M.Lozano, S.Lukic, J.Marganiec, S.Marrone, T.Martnez, C.Massimi, P.Mastinu, A.Mengoni, C.Moreau, M.Mosconi, F.Neves, H.Oberhummer, S.O'Brien, J.Pancin, C.Papachristodoulou, C.Papadopoulos, C.Paradela, N.Patronis, A.Pavlik, P.Pavlopoulos, L.Perrot, M.T.Pigni, R.Plag, A.Plompen, A.Plukis, A.Poch, J.Praena, C.Pretel, J.Quesada, T.Rauscher, R.Reifarth, M.Rosetti, C.Rubbia, G.Rudolf, P.Rullhusen, J.Salgado, C.Santos, L.Sarchiapone, I.Savvidis, C.Stephan, J.L.Tain, L.Tassan-Got, L.Tavora, R.Terlizzi, G.Vannini, P.Vaz, A.Ventura, D.Villamarin, M.C.Vincente, V.Vlachoudis, R.Vlastou, F.Voss, S.Walter, M.Wiescher, K.Wisshak

Neutron capture on 94Zr: Resonance parameters and Maxwellian-averaged cross sections

NUCLEAR REACTIONS 94Zr(n, γ), E=0.001-60 keV; measured E(n), I(n), capture yield using CERN n_TOF neutron source; deduced resonance parameters ER, gamma and neutron widths, capture kernels; calculated Maxwellian-averaged capture cross sections. 95Zr; deduced resonances, J, l-values, R-matrix analysis. Comparison with previous studies. Discussed astrophysical implications.

doi: 10.1103/PhysRevC.84.015801
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2010KO21      Phys.Rev.Lett. 105, 072502 (2010)

P.E.Koehler, F.Becvar, M.Krticka, J.A.Harvey, K.H.Guber

Anomalous Fluctuations of s-Wave Reduced Neutron Widths of 192, 194Pt Resonances

NUCLEAR REACTIONS 192,194Pt(n, γ), 197Au(n, γ), E not given; analyzed experimental data using R-matrix; deduce neutron widths, resonance parameters, rejection of Porter-Thomas distribution. SAMMY code.

doi: 10.1103/PhysRevLett.105.072502
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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 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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2008DO05      J.Phys.(London) G35, 014020 (2008)

C.Domingo-Pardo, U.Abbondanno, G.Aerts, H.Alvarez, F.Alvarez-Velarde, S.Andriamonje, J.Andrzejewski, P.Assimakopoulos, L.Audouin, G.Badurek, P.Baumann, F.Becvar, E.Berthoumieux, S.Bisterzo, F.Calvino, M.Calviani, D.Cano-Ott, R.Capote, C.Carrapico, P.Cennini, V.Chepel, N.Colonna, G.Cortes, A.Couture, J.Cox, M.Dahlfors, S.David, I.Dillmann, W.Dridi, I.Duran, C.Eleftheriadis, M.Embid-Segura, L.Ferrant, A.Ferrari, R.Ferreira-Marques, K.Fujii, W.Furman, R.Gallino, I.Goncalves, E.Gonzalez-Romero, F.Gramegna, C.Guerrero, F.Gunsing, B.Haas, R.Haight, M.Heil, A.Herrera-Martinez, M.Igashira, E.Jericha, Y.Kadi, F.Kappeler, D.Karadimos, D.Karamanis, M.Kerveno, P.Koehler, E.Kossionides, M.Krticka, C.Lamboudis, H.Leeb, A.Lindote, I.Lopes, M.Lozano, S.Lukic, J.Marganiec, S.Marrone, C.Massimi, P.Mastinu, A.Mengoni, P.M.Milazzo, M.Mosconi, F.Neves, H.Oberhummer, S.O'Brien, J.Pancin, C.Papachristodoulou, C.Papadopoulos, C.Paradela, N.Patronis, A.Pavlik, P.Pavlopoulos, L.Perrot, M.T.Pigni, R.Plag, A.Plompen, A.Plukis, A.Poch, C.Pretel, J.Quesada, T.Rauscher, R.Reifarth, C.Rubbia, G.Rudolf, P.Rullhusen, J.Salgado, C.Santos, L.Sarchiapone, I.Savvidis, C.Stephan, G.Tagliente, J.L.Tain, L.Tassan-Got, L.Tavora, R.Terlizzi, G.Vannini, P.Vaz, A.Ventura, D.Villamarin, M.C.Vincente, V.Vlachoudis, R.Vlastou, F.Voss, S.Walter, M.Wiescher, K.Wisshak

The measurement of the 206Pb(n, γ) cross section and stellar implications

NUCLEAR REACTIONS 206Pb(n, γ), E=0.001-1000 keV; measured Eγ, Iγ, capture cross sections. Deduced maxwellian averaged sections.

doi: 10.1088/0954-3899/35/1/014020
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22984.


2008KR02      J.Phys.(London) G35, 014025 (2008)

M.Krticka, F.Becvar

What do we really know about photon strength functions?

doi: 10.1088/0954-3899/35/1/014025
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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, σγ, , 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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2008RU04      Phys.Rev. C 77, 064321 (2008)

G.Rusev, R.Schwengner, F.Donau, M.Erhard, E.Grosse, A.R.Junghans, K.Kosev, K.D.Schilling, A.Wagner, F.Becvar, M.Krticka

Low-energy tail of the giant dipole resonance in 98Mo and 100Mo deduced from photon-scattering experiments

NUCLEAR REACTIONS 98,100Mo(γ, γ'), E<15 MeV; measured Eγ, Iγ, photoabsorption σ, giant resonances, angular distributions, distribution of mean branching ratios, dipole strength functions; deduced multipolarities. 27Al, 28Si, 56Fe, 63Cu, 70,72,73,74Ge(n, γ), E=thermal; measured Eγ, Iγ. 99,101Mo(γ, n); analyzed cross sections. 97Mo(n, γ), 98Mo(3He, 3He'γ); comparisons.

doi: 10.1103/PhysRevC.77.064321
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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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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, 95Mo 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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2006WI11      Phys.Rev. C 73, 045807 (2006)

K.Wisshak, F.Voss, F.Kappeler, L.Kazakov, F.Becvar, M.Krticka, R.Gallino, M.Pignatari

Fast neutron capture on the Hf isotopes: Cross sections, isomer production, and stellar aspects

NUCLEAR REACTIONS 176,177,178,179,180Hf(n, γ), E=3-225 keV; measured Eγ, Iγ, capture σ; deduced Maxwellian-averaged σ. Astrophysical implications discussed.

doi: 10.1103/PhysRevC.73.045807
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22926.


2004KR08      Phys.Rev.Lett. 92, 172501 (2004)

M.Krticka, F.Becvar, J.Honzatko, I.Tomandl, M.Heil, F.Kappeler, R.Reifarth, F.Voss, K.Wisshak

Evidence for M1 Scissors Resonances Built on the Levels in the Quasicontinuum of 163Dy

NUCLEAR REACTIONS 162Dy(n, γ), E=thermal; measured Eγ, Iγ, γγ-coin, two-step cascade spectra. 163Dy deduced scissors resonances.

doi: 10.1103/PhysRevLett.92.172501
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2004WI07      Phys.Rev. C 69, 055801 (2004)

K.Wisshak, F.Voss, C.Arlandini, F.Kappeler, M.Heil, R.Reifarth, M.Krticka, F.Becvar

Stellar neutron capture on 180Tam. I. Cross section measurement between 10 keV and 100 keV

NUCLEAR REACTIONS 180m,181Ta, 197Au(n, γ), E=10-100 keV; measured Eγ, capture σ. 180mTa(n, γ), E < 700 keV; deduced Maxwellian averaged σ.

doi: 10.1103/PhysRevC.69.055801
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2003BO25      Nucl.Phys. A726, 175 (2003)

V.Bondarenko, A.V.Afanasjev, F.Becvar, J.Honzatko, M.-E.Montero-Cabrera, I.Kuvaga, S.J.Robinson, A.M.J.Spits, S.A.Telezhnikov

Nuclear structure of 157Gd

NUCLEAR REACTIONS 156Gd(n, γ), E=thermal, resonance; 157Gd(n, n'), E=fast; measured Eγ, Iγ. 157Gd deduced levels, J, π, configurations, rotational bands.

doi: 10.1016/j.nuclphysa.2003.07.005
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22765. Data from this article have been entered in the XUNDL database. For more information, click here.


2003WA24      Nucl.Instrum.Methods Phys.Res. A513, 585 (2003)

S.Wang, M.Lubert, Y.Danon, N.C.Francis, R.C.Block, F.Becvar, M.Krticka

The RPI multiplicity detector response to γ-ray cascades following neutron capture in 149Sm and 150Sm

NUCLEAR REACTIONS 149,150Sm(n, γ), E not given; calculated γ-ray multiplicity distributions, detector response. Statistical model, comparison with data.

doi: 10.1016/S0168-9002(03)01941-7
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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
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2002RE32      Phys.Rev. C 66, 064603 (2002)

R.Reifarth, M.Heil, F.Kappeler, F.Voss, K.Wisshak, F.Becvar, M.Krticka, R.Gallino, Y.Nagai

Stellar neutron capture cross sections of 128, 129, 130Xe

NUCLEAR REACTIONS 128,129,130Xe(n, γ), E=3-225 keV; measured Eγ, Iγ, capture σ; deduced Maxwellian averaged σ. Astrophysical implications discussed.

doi: 10.1103/PhysRevC.66.064603
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22816.


2001WI13      Nucl.Phys. A688, 533c (2001)

K.Wisshak, F.Voss, C.Arlandini, M.Heil, F.Kappeler, R.Reifarth, M.Krticka, F.Becvar

Stellar Neutron Capture Cross Section of the Rarest Stable Isotope 180mTa

NUCLEAR REACTIONS 180Ta(n, γ), E=10-100 keV; measured Eγ. Production of 180Ta in stellar environments discussed.

doi: 10.1016/S0375-9474(01)00779-5
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2001WI22      Phys.Rev.Lett. 87, 251102 (2001)

K.Wisshak, F.Voss, C.Arlandini, F.Becvar, O.Straniero, R.Gallino, M.Heil, F.Kappeler, M.Krticka, S.Masera, R.Reifarth, C.Travaglio

Neutron Capture on 180Tam: Clue for an s-process origin of nature's rarest isotope

NUCLEAR REACTIONS 180mTa(n, γ), E=10-100 keV; measured capture σ; deduced astrophysical average capture σ.

doi: 10.1103/PhysRevLett.87.251102
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2000GE14      Phys.Rev. C62, 034313 (2000)

L.Genilloud, J.Jolie, H.G.Borner, H.Lehmann, F.Becvar, M.Krticka, N.V.Zamfir, R.F.Casten

Lifetimes of Negative Parity States in 168Er

NUCLEAR REACTIONS 167Er(n, γ), E=reactor; measured Doppler-broadened Eγ, Iγ. 168Er levels deduced T1/2, B(E1). Gamma-ray induced Doppler broadening technique. Comparison with IBA model predictions.

doi: 10.1103/PhysRevC.62.034313
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2000PO07      J.Res.Natl.Inst.Stand.Technol. 105, 173 (2000)

S.Pospisil, F.Becvar, C.Granja Bustamante, J.Kubasta, S.A.Telezhnikov

Secondary γ Transitions in 159Gd after Neutron Capture at Isolated Resonances

NUCLEAR REACTIONS 158Gd(n, γ), E=reactor; measured Eγ, Iγ. 159Gd deduced transitions, branching ratios, resonances.

doi: 10.6028/jres.105.024
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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
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1998AN26      Phys.Lett. 437B, 249 (1998)

W.Andrejtscheff, C.Doll, F.Becvar, H.G.Borner

Octupole Collectivity and Spin Dependence of the E1 Transition Moments in 150Sm

NUCLEAR REACTIONS 149Sm(n, γ), E=thermal; measured Doppler-broadened Eγ, Iγ. 150Sm deduced levels T1/2, transitions B(E1), B(E2), octupole collectivity spin dependence. Gamma-ray induced Doppler broadening technique.

doi: 10.1016/S0370-2693(98)00970-8
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1998BE77      Nucl.Instrum.Methods Phys.Res. A417, 434 (1998)

F.Becvar

Simulation of γ Cascades in Complex Nuclei with Emphasis on Assessment of Uncertainties of Cascade-Related Quantities

doi: 10.1016/S0168-9002(98)00787-6
Citations: PlumX Metrics


1996HO31      Nucl.Instrum.Methods Phys.Res. A376, 434 (1996)

J.Honzatko, K.Konecny, I.Tomandl, J.Vacik, F.Becvar, P.Cejnar

Facility and Method for Studying Two-Step γ Cascades in Thermal Neutron Capture

NUCLEAR REACTIONS 145Nd(n, γ), E=thermal; measured Eγ, Iγ, sum spectra. Dedicated facility for two-step cascades.

doi: 10.1016/0168-9002(96)81753-0
Citations: PlumX Metrics


1995BE37      Phys.Rev. C52, 1278 (1995)

F.Becvar, P.Cejnar, J.Honzatko, K.Konecny, I.Tomandl, R.E.Chrien

E1 and M1 Strengths Studied from Two-Step γ Cascades following Capture of Thermal Neutrons in 162Dy

NUCLEAR REACTIONS 162Dy(n, γ), E=thermal; measured Eγ, Iγ, γγ-coin. 163Dy deduced two-step cascades E1, M1 transition strengths, GDR. Nuclear temperature, Brink hypothesis, scissors mode M1 resonance discussed.

doi: 10.1103/PhysRevC.52.1278
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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


1995HO20      Phys.Scr. T56, 253 (1995)

J.Honzatko, K.Konecny, I.Tomandl, F.Becvar, P.Cejnar

Two-Step Gamma Cascades following Thermal-Neutron Capture in 143,145Nd

NUCLEAR REACTIONS 143,145Nd(n, γ), E=thermal; measured two-step cascade Iγ. 144,146Nd deduced M1 transition strength model description features. Models comparison.

NUCLEAR STRUCTURE 144,146Nd; calculated resonances, Γ. Different models.


1992BE33      Phys.Rev. C46, 1276 (1992)

F.Becvar, P.Cejnar, R.E.Chrien, J.Kopecky

Test of Photon Strength Functions by a Method of Two-Step Cascades

NUCLEAR REACTIONS Nd(n, γ), E=thermal; measured γγ-sum spectra, two step cascade spectra; deduced E1 strength function, s-wave resonance average total Γγ. Different models.

doi: 10.1103/PhysRevC.46.1276
Citations: PlumX Metrics


1990HO05      Czech.J.Phys. B40, 117 (1990)

J.Honzatko, K.Konecny, F.Becvar

Direct Capture and Compound Nucleus Mechanisms in the Thermal 126Te(n, γ)127Te Reaction

NUCLEAR REACTIONS 126Te(n, γ), E=thermal; measured capture σ; deduced partial σ components. Direct capture, compound nucleus mechanisms.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset32109.


1987BE48      Yad.Fiz. 46, 3 (1987)

F.Becvar, M.E.Montero-Cabrera, J.Rigol, S.A.Telezhnikov, Huynh Thuong Hiep

Investigation of Radiative Strength Function in 148,150Sm

NUCLEAR REACTIONS 147,149Sm(n, γ), E=thermal; measured Eγ, Iγ. 148,150Sm deduced levels, J, dipole radiative strength functions. Ge(Li) detector.


1987BE53      Yad.Fiz. 46, 392 (1987)

F.Becvar, J.Honzatko, M.E.Montero-Cabrera, S.A.Telezhnikov, Huynh Thuong Hiep

Study of Photon Strength Functions of 174Yb and 176,177Lu by Means of (n, γ) Reaction in Isolated Resonances

NUCLEAR REACTIONS 173Yb, 175,176Lu(n, γ), E=reactor spectrum; measured Eγ, Iγ. 174Yb, 176,177Lu deduced γ- strength functions , E1 transition characteristics. Tof.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset41482.


1986BE24      Yad.Fiz. 44, 3 (1986)

F.Becvar, M.E.Montero-Cabrera, S.Pospisil, S.A.Telezhnikov

Determination of Absolute Intensities of γ Transitions in Neutron Resonances

NUCLEAR REACTIONS 154,156Gd(n, γ), (n, X), E ≈ resonance; measured Eγ, Iγ, transmission. 155,157Gd deduced resonances, transition absolute Iγ.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset40945.


1984HO18      Czech.J.Phys. B34, 520 (1984)

J.Honzatko, K.Konecny, Z.Kosina, F.Becvar, E.A.Eissa

A Determination of the 130Te Thermal Neutron Capture Cross Section

NUCLEAR REACTIONS 130Te(n, γ), E=reactor; measured partial, total capture σ. 131Te deduced transitions, absolute Iγ. Tellurium powder target, 27Al, 35Cl standards.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset30794.


1983BE27      Yad.Fiz. 37, 1357 (1983)

F.Becvar, Ya.Gonzatko, M.Kralik, Nguen Dang Nhuan, T.Stadnikov, S.A.Telezhnikov

Study of the 185Re(n, γ)186Re Reaction at Isolated Resonances

NUCLEAR REACTIONS 185Re(n, γ), E=resonance; measured Eγ, Iγ. 186Re levels deduced J, π, configuration, neutron reduced width, Γγ correlation. Quasiparticle model.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset40675.


1981BE34      Yad.Fiz. 33, 3 (1981)

F.Becvar, J.Honzatko, M.Kralik, Nguyen Dang Nhuan, T.Stadnikov, S.A.Telezhnikov

Experimental Test of Quasiparticle-Phonon Model by the Neutron Radiative Capture in the Deformed Nuclei

NUCLEAR REACTIONS 154Gd, 171,173Yb, 167Er, 185Re(n, γ), E=resonance; measured σ(Eγ). 168Er, 155Gd, 172,174Yb, 186Re resonances deduced Γγ, Γn correlation. Quasiparticle phonon model.


1981BE57      Yad.Fiz. 34, 1158 (1981)

F.Becvar, J.Honzatko, M.Kralik, Nguyen Dang Nhuan, S.A.Telezhnikov

Investigation of the Reaction 154Gd(n, γ)155Gd at Isolated Resonances

NUCLEAR REACTIONS 154Gd(n, γ), E=thermal; measured Eγ, Iγ. 155Gd deduced levels, J, π, neutron reduced width, Γγ correlation. Quasiparticle-phonon model.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset40949.


1981DR03      Czech.J.Phys. B31, 246 (1981)

O.Dragoun, M.Rysavy, F.Becvar, V.Brabec

Internal Conversion Calculations in Hartree-Fock Atomic Model: Improved agreement with experiment

NUCLEAR STRUCTURE 109Ag, 113In, 139La, 182W, 198,199Hg; calculated ICC for E2, E3, M1, M4 transitions. Hartree-Fock, Hartree-Fock-Slater models.

doi: 10.1007/BF01604506
Citations: PlumX Metrics


1981HO12      Z.Phys. A299, 183 (1981)

J.Honzatko, K.Konecny, F.Becvar, E.A.Eissa, M.Kralik

Evidence for Direct Mechanism in the 128Te(n, γ)129Te Reaction at Thermal Neutron Energies

NUCLEAR REACTIONS 128Te(n, γ), E=thermal; measured Eγ, Iγ, σ; deduced direct mechanism. 129Te deduced level, S. Enriched target. Lane-Lynn theory.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset30585.


1980CE03      Czech.J.Phys. 30, 996 (1980)

J.Cervena, J.Hoffmann, J.Kvitek, J.Vacik, F.Becvar, Yu.P.Popov

The 147Sm(n, α)144Nd Reaction on 2 keV Neutrons

NUCLEAR REACTIONS 147Sm(n, α), E=2 keV; measured σ(Eα). 148Sm levels deduced < Γα >. Statistical model analysis. Metallic Sc target.


1980HO29      Czech.J.Phys. 30, 763 (1980)

J.Honzatko, K.Konecny, F.Becvar, E.A.Eissa

Study of the Reaction 130Te(n, γ)131Te

NUCLEAR REACTIONS 130Te(n, γ), E=thermal; measured Eγ, Iγ; deduced reaction mechanism. 131Te deduced transition intensities, spectroscopic factor correlation, S(n).

doi: 10.1007/BF01599909
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset30546.


1980KV01      Z.Phys. A294, 197 (1980)

J.Kvitek, J.Hoffmann, J.Cervena, J.Vacik, F.Becvar, Y.P.Popov

The 147Sm(n, α)144Nd Reaction on 2 keV Neutrons

NUCLEAR REACTIONS 147Sm(n, α), E ≈ 2 keV; measured σ(Eα). 148Sm resonances deduced Γα.

doi: 10.1007/BF01435056
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset30540.


1979DR11      Z.Phys. A292, 399 (1979)

O.Dragoun, M.Rysavy, F.Becvar

What Atomic Model Should Be Used in Internal Conversion Calculations (Question)

ATOMIC PHYSICS 109Ag, 113In, 139La, 182W, 198,199Hg; calculated ICC. Hartree-Fock-slater, Hartree-Fock models.

doi: 10.1007/BF01546440
Citations: PlumX Metrics


1978AL12      Czech.J.Phys.B28, 17 (1978)

L.Aldea, F.Becvar, H.T.Hiep, S.Pospisil, S.A.Telezhnikov

Statistical Properties of Secondary γ-Transitions in the 175,176Lu(n, γ)176,177Lu Reactions

NUCLEAR REACTIONS 175,176Lu(n, γ), E=reactor spectrum; measured σ(E, Eγ). 176,177Lu deduced resonances, levels, J, π.

doi: 10.1007/BF01591304
Citations: PlumX Metrics


1977AL39      Czech.J.Phys. B27, 1002 (1977)

L.Aldea, F.Becvar, J.Honzatko, S.Pospisil, S.A.Telezhnikov

Evidence for Width Correlation in the 173Yb(n, γ)174Yb Reaction

NUCLEAR REACTIONS 173Yb(n, γ), E=fast reactor spectrum; measured γ-spectra. 174Yb resonances deduced width parameters.

doi: 10.1007/BF01589557
Citations: PlumX Metrics


1974BE37      Nucl.Phys. A236, 173 (1974)

F.Becvar, R.E.Chrien, O.A.Wasson

An Investigation of Levels in 150Sm by the 149Sm(n, γ)150Sm Reaction

NUCLEAR REACTIONS 149Sm(n, γ), E=0.04-34 eV; measured Eγ, Iγ. 150Sm deduced levels, resonances, J, π.

doi: 10.1016/0375-9474(74)90227-9
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10464.


1974BE38      Nucl.Phys. A236, 198 (1974)

F.Becvar, R.E.Chrien, O.A.Wasson

A Study of the Distribution of Partial Radiative Widths and Amplitudes For 149Sm(n, γ)150Sm

NUCLEAR REACTIONS 149Sm(n, γ), E=0.04-34 eV; measured nothing, analyzed σ(E, Eγ). 150Sm resonances deduced γ-width.

doi: 10.1016/0375-9474(74)90228-0
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10464.


1969BE19      Czech.J.Phys. 19B, 248 (1969)

F.Becvar, J.Vrzal, J.Liptak, J.Urbanec

Gamma-Ray Spectrum from Radiative Capture in Cs

NUCLEAR REACTIONS 133Cs(n, γ), E=0.003-3 keV; measured Eγ, Iγ. 134Cs deduced levels. Ge(Li) detector.


1969BE55      Czech.J.Phys. 19B, 899 (1969)

F.Becvar, J.Liptak, J.Urbanec, J.Vrzal

Investigation of γ-Rays from Neutron Capture on Ba and Pr

NUCLEAR REACTIONS Ba(n, γ), E < 300 eV; 141Pr(n, γ), E < 650 eV; measured Eγ, Iγ; deduced Q. 136Ba, 142Pr deduced resonances, level-width. 136Ba, 142Pr deduced levels, J, π.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset41273.


1967BE64      Contrib.Intern.Conf.Nucl.Struct., Tokyo, p.162(1967)

F.Becvar, J.Vrzal, J.Liptak, J.Urbanec

Gamma-Ray Spectra from Resonance Neutron Capture on Cs and Ba

NUCLEAR REACTIONS 133Cs(n, γ), E=5.9, 22.6, 47.8 eV; measured Eγ, Iγ; deduced Q. 134Cs deduced levels. 130,132Ba(n, γ), E=46.5, 57.5 eV; measured Eγ, Iγ. 131,133Ba deduced resonances. 135Ba(n, γ), E=24.5 eV; measured Eγ, Iγ; deduced Q. 136Ba deduced levels. Enriched 130,132Ba targets, Ge(Li) detector.


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