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NSR database version of April 27, 2024.

Search: Author = J.Weaver

Found 9 matches.

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2024AT01      Nature(London) 626, 975 (2024)

H.Atek, I.Labbe, L.J.Furtak, I.Chemerynska, S.Fujimoto, D.J.Setton, T.B.Miller, P.Oesch, R.Bezanson, S.H.Price, P.Dayal, A.Zitrin, V.Kokorev, J.R.Weaver, G.Brammer, P.v.Dokkum, Ch.C.Williams, S.E.Cutler, R.Feldmann, Y.Fudamoto, J.E.Greene, J.Leja, M.V.Maseda, A.Muzzin, R.Pan, C.Papovich, E.J.Nelson, Th.Nanayakkara, D.P.Stark, M.Stefanon, K.A.Suess, B.Wang, K.E.Whitaker

Most of the photons that reionized the Universe came from dwarf galaxies

doi: 10.1038/s41586-024-07043-6
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2020LI08      Phys.Rev. C 101, 025808 (2020)

Q.Liu, M.Febbraro, R.J.deBoer, S.Aguilar, A.Boeltzig, Y.Chen, M.Couder, J.Gorres, E.Lamere, S.Lyons, K.T.Macon, K.Manukyan, L.Morales, S.Pain, W.A.Peters, C.Seymour, G.Seymour, R.Toomey, B.Vande Kolk, J.Weaver, M.Wiescher

Low-energy cross-section measurement of the 10B(α, n)13N reaction and its impact on neutron production in first-generation stars

NUCLEAR REACTIONS 10B(α, n)13N, E=575-2522 keV; measured E(n), I(n), n(θ), σ(E, θ), differential S factors using deuterated liquid scintillator detector for neutrons at the University of Notre Dame Nuclear Science Laboratory. 10B(α, pγ)13C, E=835-1665 keV; measured Eγ and Iγ. 14N; deduced levels, resonances, J, π, Γα, Γn, Γp, Γd, and Γ from R-matrix analysis, and compared with earlier experimental results. 10B(α, n), (α, p), (α, d), (α, α), E(cm)=0.4-1.2 MeV; analyzed present and previous experimental data for differential σ(E) by R-matrix fit. 10B(α, n)13N, T=0.1-10 GK; deduced astrophysical reaction rates, and compared to literature data.

doi: 10.1103/PhysRevC.101.025808
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2511. Data from this article have been entered in the XUNDL database. For more information, click here.

2019LI42      Phys.Rev. C 100, 034601 (2019)

Q.Liu, M.Febbraro, R.J.deBoer, A.Boeltzig, Y.Chen, C.Cerjan, M.Couder, B.Frentz, J.Gorres, E.A.Henry, E.Lamere, K.T.Macon, K.V.Manukyan, L.Morales, P.D.O'Malley, S.D.Pain, W.A.Peters, D.Schneider, C.Seymour, G.Seymour, E.Temanson, R.Toomey, B.Vande Kolk, J.Weaver, M.Wiescher

Measurement of the 10Ba (α, n0) 13N cross section for 2.2 < Eα < 4.9 MeV and its application as a diagnostic at the National Ignition Facility

NUCLEAR REACTIONS 10B(α, n), (α, n0)13N, E=2.2-4.9 MeV; measured En, In using five deuterated liquid scintillation detectors at the University of Notre Dame Nuclear Science Laboratory; deduced differential σ(E), angular distribution coefficients, thick target yields. Comparison with previous experimental data. Preliminary calculations performed to test feasibility of this reaction as a diagnostic tool for the National Ignition Facility (NIF) implosion. 10B(α, p)13C, E=2.2-4.9 MeV; measured secondary Eγ, γ-ray yields, used for troubleshooting during the experiment.

doi: 10.1103/PhysRevC.100.034601
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2408.

1972ST26      Nucl.Phys. A193, 33 (1972)

D.F.H.Start, L.E.Carlson, D.A.Hutcheon, A.G.Robertson, E.K.Warburton, J.J.Weaver

An Investigation of the Low-Lying States of 58Cu by the 58Ni(p, nγ)58Cu Reaction

NUCLEAR REACTIONS 58Ni(p, nγ)58Cu, E=12.0-13.03 MeV; measured σ(E:Eγ, θ(γ)), Doppler-shift attenuation. 58Cu deduced levels, branching ratios, J, π, T1/2. Enriched target; Ge(Li) detector.

doi: 10.1016/0375-9474(72)90232-1
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1972WE18      Nucl.Phys. A196, 269 (1972)

J.J.Weaver, M.A.Grace, D.F.H.Start, R.W.Zurmuhle, D.P.Balamuth, J.W.Noe

Lifetime and Angular-Correlation Measurements in 47Ti

NUCLEAR REACTIONS 47Ti(p, p'γ), 48Ti(3He, αγ), Ep=5.625 MeV, E(3He)=15 MeV; measured σ(Ep, Eγ, θ(p), θ(γ)), Doppler-shift attenuation, σ(Eα, Eγ, θ(α), θ(γ)). 47Ti deduced levels, T1/2, J, π, B(λ), γ-mixing, branching ratios. Enriched targets.

doi: 10.1016/0375-9474(72)90964-5
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1972ZU01      Nucl.Phys. A180, 417 (1972)

R.W.Zurmuhle, D.A.Hutcheon, J.J.Weaver

Collective Properties of 49Cr

NUCLEAR REACTIONS 46Ti(α, nγ);E=6-10 MeV; measured Doppler-shift attenuation. 49Cr deduced levels, J, T1/2, B(M1), B(E2). Enriched 46Ti target.

doi: 10.1016/0375-9474(72)90870-6
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1971BE58      Nucl.Phys. A178, 76 (1971)

D.Berenyi, D.A.Hutcheon, D.F.H.Start, J.J.Weaver

Beta Decay of 27Si

RADIOACTIVITY 27Si[from 27Al(p, n)]; measured Eγ, Iγ; deduced log ft. Natural target, Ge(Li) detector.

doi: 10.1016/0375-9474(71)90188-6
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1971CA03      Nucl.Phys. A162, 35 (1971)

L.E.Carlson, D.A.Hutcheon, A.G.Robertson, D.F.H.Start, E.K.Warburton, J.J.Weaver

Beta Decay of 58Cu

RADIOACTIVITY 58Cu[from 58Ni(p, n)]; measured Eγ, Iγ; deduced log ft. 58Ni levels deduced π. Enriched target, Ge(Li) detector.

doi: 10.1016/0375-9474(71)90483-0
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1971WE12      Nucl.Phys. A172, 577 (1971)

J.J.Weaver, D.A.Hutcheon, D.F.H.Start, R.W.Zurmuhle, M.A.Grace

Lifetimes of Excited States of 27Si

NUCLEAR REACTIONS 27Al(p, nγ), E=9.3, 10.5, 11.5 MeV; measured Doppler shift attenuation. 27Si deduced T1/2. Natural target.

doi: 10.1016/0375-9474(71)90045-5
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Note: The following list of authors and aliases matches the search parameter J.Weaver: , J.J.WEAVER, J.R.WEAVER