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NSR database version of April 11, 2024.

Search: Author = M.Buckner

Found 16 matches.

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2020KE05      Phys.Rev. C 102, 034615 (2020)

K.J.Kelly, M.Devlin, J.M.O'Donnell, J.A.Gomez, D.Neudecker, R.C.Haight, T.N.Taddeucci, S.M.Mosby, H.Y.Lee, C.Y.Wu, R.Henderson, P.Talou, T.Kawano, A.E.Lovell, M.C.White, J.L.Ullmann, N.Fotiades, J.Henderson, M.Q.Buckner

Measurement of the 239Pu(n, f) prompt fission neutron spectrum from 10 keV to 10 MeV induced by neutrons of energy 1-20 MeV

NUCLEAR REACTIONS 239Pu(n, F), E=1-20 MeV; measured outgoing prompt fission neutron spectrum (PFNS) in the range of E(n)=0.01-10 MeV, I(n) using Li-glass detector array and 54-detector EJ-309 liquid scintillator array in Chi-Nu experiment at the WNR-LANSCE-Los Alamos facility; deduced correlation matrix for PFNS from the Li-glass and the liquid scintillator. Comparison of present PFNS results with previous experimental results, and with evaluated data in ENDF/B-VIII.0 and JEFF-3.3 libraries.

doi: 10.1103/PhysRevC.102.034615
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14682.


2019KE04      Phys.Rev.Lett. 122, 072503 (2019)

K.J.Kelly, T.Kawano, J.M.O'Donnell, J.A.Gomez, M.Devlin, D.Neudecker, P.Talou, A.E.Lovell, M.C.White, R.C.Haight, T.N.Taddeucci, S.M.Mosby, H.Y.Lee, C.Y.Wu, R.Henderson, J.Henderson, M.Q.Buckner

Preequilibrium Asymmetries in the 239Pu(n, f) Prompt Fission Neutron Spectrum

NUCLEAR REACTIONS 239Pu(n, F), E=15-17.5 MeV; measured reaction products, En, In; deduced neutron excess of the preequilibrium prefission distribution above the postfission neutron spectrum. Comparison with theoretical calculations.

doi: 10.1103/PhysRevLett.122.072503
Citations: PlumX Metrics


2019RU02      Phys.Rev. C 99, 051301 (2019)

P.Ruotsalainen, J.Henderson, G.Hackman, G.H.Sargsyan, K.D.Launey, A.Saxena, P.C.Srivastava, S.R.Stroberg, T.Grahn, J.Pakarinen, G.C.Ball, R.Julin, P.T.Greenlees, J.Smallcombe, C.Andreoiu, N.Bernier, M.Bowry, M.Buckner, R.Caballero-Folch, A.Chester, S.Cruz, L.J.Evitts, R.Frederick, A.B.Garnsworthy, M.Holl, A.Kurkjian, D.Kisliuk, K.G.Leach, E.McGee, J.Measures, D.Mucher, J.Park, F.Sarazin, J.K.Smith, D.Southall, K.Starosta, C.E.Svensson, K.Whitmore, M.Williams, C.Y.Wu

Isospin symmetry in B(E2) values: Coulomb excitation study of 21Mg

NUCLEAR REACTIONS 196Pt(21Mg, 21Mg'), E=95 MeV; 110Pd(21Mg, 21Mg'), E=67 MeV; measured Eγ, Iγ, (particle)γ-coin, Coulomb excitation yields, half-life of the 1/2+ state in 21Mg using BAMBINO array for particle detection, and TIGRESS array for γ rays from Coulomb excited 21Mg states at TRIUMF-ISAC-II facility. 21Mg; deduced levels, J, π, Coulomb-excitation yields, E2 matrix elements, B(E2). GOSIA least-squares fit analysis. Systematics of 5/2+ to 1/2+ B(E2) values in T=-3/2 and +3/2 mirror nuclei: 21Mg, 21Fl; 25Si, 25Na; 29S, 29Al; 33Ar, 33P; 37Ca, 37Cl. Comparison with shell-model calculations with isospin conserving and breaking USD interactions, and using modern ab initio approach.

doi: 10.1103/PhysRevC.99.051301
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Data from this article have been entered in the XUNDL database. For more information, click here.


2018CH34      Phys.Lett. B 782, 652 (2018)

A.Chyzh, P.Jaffke, C.Y.Wu, R.A.Henderson, P.Talou, I.Stetcu, J.Henderson, M.Q.Buckner, S.A.Sheets, R.Hughes, B.Wang, J.L.Ullmann, S.Mosby, T.A.Bredeweg, A.C.Hayes-Sterbenz, J.M.O'Donnell

Dependence of the prompt fission γ-ray spectrum on the entrance channel of compound nucleus: Spontaneous vs. neutron-induced fission

RADIOACTIVITY 240,242Pu(SF); measured decay products, Eγ, Iγ; deduced prompt γ-ray spectra.

NUCLEAR REACTIONS 239,241Pu(n, F), E ∼ 100 keV; measured reaction products, Eγ, Iγ; deduced prompt fission γ-ray energy spectra. Comparison with Monte Carlo Hauser-Feshbach statistical model for the neutron-induced fission.

doi: 10.1016/j.physletb.2018.06.006
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2018DE08      Nucl.Data Sheets 148, 322 (2018)

M.Devlin, J.A.Gomez, K.J.Kelly, R.C.Haight, J.M.O'Donnell, T.N.Taddeucci, H.Y.Lee, S.M.Mosby, B.A.Perdue, N.Fotiades, J.L.Ullmann, C.Y.Wu, B.Bucher, M.Q.Buckner, R.A.Henderson, D.Neudecker, M.C.White, P.Talou, M.E.Rising, C.J.Solomon

The Prompt Fission Neutron Spectrum of 235U(n, f) below 2.5 MeV for Incident Neutrons from 0.7 to 20 MeV

NUCLEAR REACTIONS 235U(n, F), E=0.7-20 MeV; measured reaction products, En, In, TOF; deduced prompt fission neutron spectrum, σ(E).

doi: 10.1016/j.nds.2018.02.008
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2017BO23      Phys.Lett. B 775, 271 (2017)

S.Bottoni, S.Zhu, R.V.F.Janssens, M.P.Carpenter, Y.Tsunoda, T.Otsuka, A.O.Macchiavelli, D.Cline, C.Y.Wu, A.D.Ayangeakaa, B.Bucher, M.Q.Buckner, C.M.Campbell, C.J.Chiara, H.L.Crawford, M.Cromaz, H.M.David, P.Fallon, A.Gade, J.P.Greene, J.Harker, A.B.Hayes, C.R.Hoffman, B.P.Kay, A.Korichi, T.Lauritsen, J.Sethi, D.Seweryniak, W.B.Walters, D.Weisshaar, A.Wiens

Nucleon correlations and the structure of 7130Zn41

NUCLEAR REACTIONS 70Zn(48Ca, 47Ca)71Zn, E=170 MeV; 197Au(70Zn, X)71Zn, E=430 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, decay scheme, J, π, modest oblate deformation. Comparison with Monte-Carlo shell-model calculations.

doi: 10.1016/j.physletb.2017.11.003
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Data from this article have been entered in the XUNDL database. For more information, click here.


2017BU04      Phys.Rev. C 95, 024610 (2017)

M.Q.Buckner, C.Y.Wu, R.A.Henderson, B.Bucher, N.Wimer, A.Chyzh, T.A.Bredeweg, B.Baramsai, A.Couture, M.Jandel, S.Mosby, J.L.Ullmann

Measurement of the 242mAm neutron-induced reaction cross sections

NUCLEAR REACTIONS 242mAm(n, γ), (n, F), E=0.023-0.98 eV; measured Eγ, Iγ, σ(E) for both reactions using DANCE array of 160 BaF2 crystals at LANSCE-LLNL facility. Comparison with previous experimental data.

doi: 10.1103/PhysRevC.95.024610
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14471.


2017BU07      Phys.Rev.Lett. 118, 152504 (2017)

B.Bucher, S.Zhu, C.Y.Wu, R.V.F.Janssens, R.N.Bernard, L.M.Robledo, T.R.Rodriguez, D.Cline, A.B.Hayes, A.D.Ayangeakaa, M.Q.Buckner, C.M.Campbell, M.P.Carpenter, J.A.Clark, H.L.Crawford, H.M.David, C.Dickerson, J.Harker, C.R.Hoffman, B.P.Kay, F.G.Kondev, T.Lauritsen, A.O.Macchiavelli, R.C.Pardo, G.Savard, D.Seweryniak, R.Vondrasek

Direct Evidence for Octupole Deformation in 146Ba and the Origin of Large E1 Moment Variations in Reflection-Asymmetric Nuclei

NUCLEAR REACTIONS 208Pb(146Ba, 146Ba'), E=659 MeV; measured reaction products, Eγ, Iγ. 144,146,148Ba; deduced energy levels, J, π, B(Eλ), quadrupole and octupole deformation parameters. Calculated HFB potential energy surfaces, neutron single-particle energies. Coulomb excitation, comparison with available data.

doi: 10.1103/PhysRevLett.118.152504
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Data from this article have been entered in the XUNDL database. For more information, click here.


2017BU10      Phys.Rev. C 95, 061602 (2017)

M.Q.Buckner, C.Y.Wu, R.A.Henderson, B.Bucher, N.Wimer, A.Chyzh, T.A.Bredeweg, B.Baramsai, A.Couture, M.Jandel, S.Mosby, J.L.Ullmann

Comprehensive 242mAm neutron-induced reaction cross sections and resonance parameters

NUCLEAR REACTIONS 242mAm(n, γ), (n, F), E=0.1 eV to 1 MeV; measured Eγ, Iγ, neutron capture and neutron-induced fission σ(E) using DANCE array of 160 equal-volume BaF2 crystals at the LANSCE-LLNL Lujan Neutron Scattering Center; deduced neutron-induced resonance energies, Γγ, Γn, and Γf of 106 resonances with energies between 0.15 and 45 eV by analyzing spectra using the R-matrix code SAMMY. Comparison with previous experimental data, and with evaluated data in ENDF/B-VII.1.

doi: 10.1103/PhysRevC.95.061602
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14471.


2016BU09      Phys.Rev. C 93, 044613 (2016)

M.Q.Buckner, C.Y.Wu, R.A.Henderson, B.Bucher, A.Chyzh, T.A.Bredeweg, B.Baramsai, A.Couture, M.Jandel, S.Mosby, J.M.O'Donnell, J.L.Ullmann

Absolute measurement of the 242Pu neutron-capture cross section

NUCLEAR REACTIONS 242Pu(n, γ), E=thermal-several hundred keV; measured Eγ, Iγ, summed γ-ray energy versus cluster multiplicity using LANSC-DANCE at LLNL facility, absolute σ(E) from thermal to ≈40 keV neutrons; deduced energies, Γγ and Γn of neutron resonances from 2.662 eV to 495.0 eV. Comparison with literature and evaluated data in ENDF/B-VII.1.

doi: 10.1103/PhysRevC.93.044613
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14456.


2016DA05      Phys.Rev. C 94, 025803 (2016)

S.Daigle, K.J.Kelly, A.E.Champagne, M.Q.Buckner, C.Iliadis, C.Howard

Measurement of the Ec.m.r = 259 keV resonance in the 14N(p, g)15O reaction

NUCLEAR REACTIONS 14N(p, γ)15O, E=270-310 keV; measured Eγ, Iγ using an HPGe detector and APEX array of NaI(Tl) detectors at LENA-TUNL facility. 15O; deduced levels, resonances, γ-ray branching ratios from the decay of the 259-keV proton resonance, resonance strength. Comparison with previous experimental data.

doi: 10.1103/PhysRevC.94.025803
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2238. Data from this article have been entered in the XUNDL database. For more information, click here.


2016DE36      Nucl.Instrum.Methods Phys.Res. 830, 427 (2016)

J.R.Dermigny, C.Iliadis, M.Q.Buckner, K.J.Kelly

γ-Ray spectroscopy using a binned likelihood approach

NUCLEAR REACTIONS 18O, 25Mg(p, γ), E not given; measured reaction products, Eγ, Iγ; deduced a novel data-analysis method for γ-ray spectroscopy, resonance parameters. Comparison with Monte Carlo calculations.

doi: 10.1016/j.nima.2016.06.017
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Data from this article have been entered in the XUNDL database. For more information, click here.


2015BU02      Phys.Rev. C 91, 015812 (2015)

M.Q.Buckner, C.Iliadis, K.J.Kelly, L.N.Downen, A.E.Champagne, J.M.Cesaratto, C.Howard, R.Longland

High-intensity-beam study of 17O(p, γ)18F and thermonuclear reaction rates for 17O + p

NUCLEAR REACTIONS 17O(p, γ), E=170-530 keV; measured Eγ, Iγ, γγ-coin at LENA-TUNL facility. 18F; deduced levels, J, π, resonances, γ branching ratios from resonance capture, and from direct capture as function of E(p), resonance strengths, total S(E) factors. 17O(p, γ), (p, α); deduced thermonuclear reaction rates. Comparison with previous results.

doi: 10.1103/PhysRevC.91.015812
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2155. Data from this article have been entered in the XUNDL database. For more information, click here.


2015KE05      Phys.Rev. C 92, 035805 (2015)

K.J.Kelly, A.E.Champagne, R.Longland, M.Q.Buckner

New recommended wγ for the Ec.m.r = 458 keV resonance in 22Ne(p, γ)23Na

NUCLEAR REACTIONS 22Ne(p, γ)23Na, E=494 keV; measured Eγ, Iγ, yields from the 458-keV resonance at LENA-TUNL; deduced γ-branching ratios for the primary transitions from the resonance, and resonance strength. Validation of the technique and comparison with previous experimental results.

doi: 10.1103/PhysRevC.92.035805
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Data from this article have been entered in the XUNDL database. For more information, click here.


2013CE04      Phys.Rev. C 88, 065806 (2013)

J.M.Cesaratto, A.E.Champagne, M.Q.Buckner, T.B.Clegg, S.Daigle, C.Howard, C.Iliadis, R.Longland, J.R.Newton, B.M.Oginni

Measurement of the Erc.m.=138 keV resonance in the 23Na(p, γ)24Mg reaction and the abundance of sodium in AGB stars

NUCLEAR REACTIONS 23Na(p, γ)24Mg, E<500 keV; measured Eγ, Iγ, on resonance γγ-coin spectra using ECRIS ion source at LENA-TUNL accelerator facility; deduced upper limit on the strength of the 138-keV proton resonance, probability density of the final 23Na abundance, (p, α)/(p, γ) reaction rate ratio, correlations between the final abundance of 23Na in AGB stars and the rate-variation factor. 23Na(p, α)20Ne, E at T9=0.010-10.0; deduced reaction rates for 138-keV resonance. Performed one-zone post-processing nucleosynthesis calculations.

doi: 10.1103/PhysRevC.88.065806
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2076.


2012BU16      Phys.Rev. C 86, 065804 (2012)

M.Q.Buckner, C.Iliadis, J.M.Cesaratto, C.Howard, T.B.Clegg, A.E.Champagne, S.Daigle

Thermonuclear reaction rate of 18O(p, γ)19F

NUCLEAR REACTIONS 18O(p, γ)19F, E=95 keV; measured Eγ, Iγ, γγ-coin; deduced resonance strength, direct capture S factor using LENA facility. Improved thermonuclear reaction rates.

doi: 10.1103/PhysRevC.86.065804
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1964. Data from this article have been entered in the XUNDL database. For more information, click here.


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Note: The following list of authors and aliases matches the search parameter M.Buckner: , M.Q.BUCKNER