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NSR database version of April 27, 2024.

Search: Author = P.N.Peplowski

Found 9 matches.

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2022KO12      Phys. Rev. Res. 4, 021001 (2022)

K.Kolos, V.Sobes, R.Vogt, C.E.Romano, M.S.Smith, L.A.Bernstein, D.A.Brown, M.T.Burkey, Y.Danon, M.A.Elsawi, B.L.Goldblum, L.H.Heilbronn, S.L.Hogle, J.Hutchinson, B.Loer, E.A.McCutchan, M.R.Mumpower, E.M.O'Brien, C.Percher, P.N.Peplowski, J.J.Ressler, N.Schunck, N.W.Thompson, A.S.Voyles, W.Wieselquist, M.Zerkle

Current nuclear data needs for applications

doi: 10.1103/PhysRevResearch.4.021001
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2021PE02      Nucl.Phys. A1006, 122067 (2021)

P.N.Peplowski

Cross sections for the production of radionuclides via ^natCu(p, X) spallation reactions for proton energies from 250 MeV to 2 GeV

NUCLEAR REACTIONS Cu(p, X)⁶⁰Co/⁵⁸Co/⁵⁷Co/⁵⁶Co/⁵⁶Ni/⁵⁹Fe/⁵⁴Mn/⁵²Mn/⁵¹Cr/⁴⁸V/⁴⁷Sc/⁴⁶Sc/⁴⁴Sc/⁷Be, E=0.25-2 GeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with EXFOR library, Internuclear Cascade Liege (INCL) plus GEMINI or ABLA de-excitation model predictions.

doi: 10.1016/j.nuclphysa.2020.122067
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2021WI14      Phys.Rev. C 104, 045501 (2021)

J.T.Wilson, D.J.Lawrence, P.N.Peplowski, V.R.Eke, J.A.Kegerreis

Measurement of the free neutron lifetime using the neutron spectrometer on NASA's Lunar Prospector mission

RADIOACTIVITY ¹n(β^-); measured E(n), I(n), T_1/2 of decay of free neutron using neutron spectrometer consisting of two cylindrical gas proportional counters of ³He on NASA's Lunar Prospector spacecraft during the elliptical orbits in 1998-99; feasibility of precise measurement of T_1/2 of free neutron from space, with an earlier measurement reported in 2020 using NASA's MESSENGER data. Comparison with recommended half-life by the Particle Data Group.

doi: 10.1103/PhysRevC.104.045501
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2020WI07      Phys. Rev. Res. 2, 023316 (2020)

J.T.Wilson, D.J.Lawrence, P.N.Peplowski, V.R.Eke, J.A.Kegerreis

Space-based measurement of the neutron lifetime using data from the neutron spectrometer on NASA's MESSENGER mission

RADIOACTIVITY ¹NN(β^-); measured galactic cosmic ray spallation of planets surfaces and atmospheres, En, In; deduced T_1/2 and uncertainties using an alternative, space-based class of neutron measurement methods.

doi: 10.1103/PhysRevResearch.2.023316
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Data from this article have been entered in the XUNDL database. For more information, click here.

2013MI05      Phys.Rev. C 87, 054617 (2013)

J.P.Mitchell, G.V.Rogachev, E.D.Johnson, L.T.Baby, K.W.Kemper, A.M.Moro, P.Peplowski, A.S.Volya, I.Wiedenhover

Structure of ⁸B from elastic and inelastic ⁷Be+p scattering

NUCLEAR REACTIONS ¹H(⁷Be, ⁷Be), (⁷Be, ⁷Be'), [secondary ⁷Be from ¹H(⁷Li, ⁷Bi), E=9 MeV primary reaction], E=18.5, 22, 27.2 MeV; measured particle spectra, (⁷Be)p-coin, differential σ(E) at FSU accelerator facility. ⁸B; deduced levels, resonances, J, π, proton and total widths, spectroscopic factors, phase shifts. ⁷Be(p, p), (p, p'); analysis of excitation function by R-matrix method. ⁷Li(n, γ); calculated σ as function of excitation energy using TDCSM model. ⁷Li(n, n), (n, n'), E(cm)=0.1-1.4 MeV; analyzed σ by R-matrix theory. Comparison of σ and phase shifts with predictions of TDCSM model and ab initio no-core shell model coupled with the resonating group method (NCSM/RGM) calculations.

doi: 10.1103/PhysRevC.87.054617
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2028. Data from this article have been entered in the XUNDL database. For more information, click here.

2010MI12      Phys.Rev. C 82, 011601 (2010)

J.P.Mitchell, G.V.Rogachev, E.D.Johnson, L.T.Baby, K.W.Kemper, A.M.Moro, P.N.Peplowski, A.Volya, I.Wiedenhover

Low-lying states in ⁸B

NUCLEAR REACTIONS ¹H(⁷Be, ⁷Be), (⁷Be, ⁷Be'), E=18.5, 22.0 MeV, [secondary ⁷Be beam from primary ¹H(⁷Li, ⁷Be) reaction]; measured recoil proton and ⁷Be spectra, (proton)(⁷Be)-coin, excitation functions and angular distributions. ⁸B; deduced levels, J, π, partial proton widths and total widths. R-matrix and time-dependent continuum shell model (TDCSM) analysis. Comparison with low-lying level structure of mirror nucleus ⁸Li.

doi: 10.1103/PhysRevC.82.011601
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1809. Data from this article have been entered in the XUNDL database. For more information, click here.

2010RE01      Phys.Rev. C 81, 014301 (2010)

J.J.Ressler, J.A.Caggiano, C.J.Francy, P.N.Peplowski, J.M.Allmond, C.W.Beausang, L.A.Bernstein, D.L.Bleuel, J.T.Burke, P.Fallon, A.A.Hecht, D.V.Jordan, S.R.Lesher, M.A.McMahan, T.S.Palmer, L.Phair, N.D.Scielzo, P.G.Swearingen, G.A.Warren, M.Wiedeking

Fission fragment isomers populated via ⁶Li+²³²Th

NUCLEAR REACTIONS ²³²Th(⁶Li, X), E=45 MeV; measured Eγ, Iγ, γγ-coin, particle spectra, (particle)γ-coin, (particle)γ-correlations using STARS Si array at LBNL and Ge detectors. ⁸⁸Br, ⁹³Rb, ^95,98,99Y, ⁹⁹Mo, ¹⁰⁰Tc, ^121,123In, ^{119,120,121,122,123,124,125,126,127}Sn, ^{123,125,127,131}Sb, ¹³¹I, ¹³²Te, ^134,136Xe; measured isomer half-lives; deduced levels, J, π. Level systematics of neighboring Sn, Sb and In nuclides.

RADIOACTIVITY ^121m,123mIn(IT), ^125mSb(IT); measured Eγ, Iγ, γγ-coin; deduced levels, J, π. ¹¹⁷Cd, ¹²⁸Sb(β^-); measured Eγ.

doi: 10.1103/PhysRevC.81.014301
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Data from this article have been entered in the XUNDL database. For more information, click here.

2009PE04      Phys.Rev. C 79, 032801 (2009)

P.N.Peplowski, L.T.Baby, I.Wiedenhover, S.E.Dekat, E.Diffenderfer, D.L.Gay, O.Grubor-Urosevic, P.Hoflich, R.A.Kaye, N.Keeley, A.Rojas, A.Volya

Lowest l=0 proton resonance in ²⁶Si and implications for nucleosynthesis of ²⁶Al

NUCLEAR REACTIONS ²H(²⁵Al, n)²⁶Si, E=91.5 MeV; ²H(²⁴Mg, n)²⁵Al, E=140 MeV; measured decay proton spectra, resonances, excitation energies, σ, proton and γ widths. ²⁶Si; deduced levels, resonances, J, π; ²⁵Al(p, γ)²⁶Si; deduced reaction rate.

doi: 10.1103/PhysRevC.79.032801
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1674. Data from this article have been entered in the XUNDL database. For more information, click here.

2006JO11      Phys.Rev.Lett. 97, 192701 (2006)

E.D.Johnson, G.V.Rogachev, A.M.Mukhamedzhanov, L.T.Baby, S.Brown, W.T.Cluff, A.M.Crisp, E.Diffenderfer, V.Z.Goldberg, B.W.Green, T.Hinners, C.R.Hoffman, K.W.Kemper, O.Momotyuk, P.Peplowski, A.Pipidis, R.Reynolds, B.T.Roeder

Astrophysical Reaction Rate for the Neutron-Generator Reaction ¹³C(α, n)¹⁶O in Asymptotic Giant Branch Stars

NUCLEAR REACTIONS ⁶Li(¹³C, d), E=8.0, 8.5 MeV; measured deuteron spectra, σ(E, θ); deduced asymptotic normalization coefficient for subthreshold resonance. ¹³C(α, n), E ≈ 0-1 MeV; deduced astrophysical S-factor, reaction rates.

doi: 10.1103/PhysRevLett.97.192701
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1470.

Note: The following list of authors and aliases matches the search parameter P.N.Peplowski: , P.N.PEPLOWSKI