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NSR database version of April 11, 2024.

Search: Author = P.Schmalbrock

Found 15 matches.

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1990RO03      Nucl.Phys. A507, 413 (1990)

A.A.Rollefson, V.Wijekumar, C.P.Browne, M.Wiescher, H.J.Hausman, W.Y.Kim, P.Schmalbrock

Spectroscopic Factors for Proton Unbound Levels in 26Al and Their Influence on Stellar Reaction Rates

NUCLEAR REACTIONS, ICPND 25Mg(3He, d), E=15 MeV; measured σ(Ed, θ); deduced 25Mg(p, γ) reaction rate. 26Al deduced levels, spectroscopic factors, resonance strengths. Enriched target.

doi: 10.1016/0375-9474(90)90301-2
Citations: PlumX Metrics

1988HA04      Phys.Rev. C37, 503 (1988)

H.J.Hausman, S.L.Blatt, T.R.Donoghue, J.Kalen, W.Kim, D.G.Marchlenski, T.W.Rackers, P.Schmalbrock, M.A.Kovash, A.D.Bacher

Ground State Proton Capture Reactions from 20 to 100 MeV

NUCLEAR REACTIONS, MECPD 11B, 12C, 15N, 16O, 27Al(p, α), (polarized p, γ), E=20-100 MeV; measured Eγ, Iγ, σ(θ), analyzing power vs θ. 12C, 13N, 16O, 17F, 28Si deduced GDR, parameters, EWSR.

doi: 10.1103/PhysRevC.37.503
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0264.

1986SC21      Nucl.Phys. A457, 182 (1986)

P.Schmalbrock, T.R.Donoghue, M.Wiescher, V.Wijekumar, C.P.Browne, A.A.Rollefson, C.Rolfs, A.Vlieks

Proton Threshold State in 27Si and Their Implications on Hydrogen Burning of 26Al

NUCLEAR REACTIONS, ICPND 28Si(3He, α), E=15 MeV; measured σ(Eα), σ(θ); deduced 26A(p, γ)27Si stellar capture σ reaction rates. 27Si deduced levels. Natural targets, magnetic spectrograph, position sensitive detectors, photographic plates.

doi: 10.1016/0375-9474(86)90526-9
Citations: PlumX Metrics

1985HA05      Phys.Rev. C31, 660 (1985)

H.J.Hausman, S.L.Blatt, R.N.Boyd, T.R.Donoghue, R.G.Seyler, D.G.Marchlenski, T.W.Rackers, P.Schmalbrock, L.G.Arnold, M.A.Kovash, A.D.Bacher, C.C.Foster

Evidence for Multistep Processes in Proton Capture Reactions

NUCLEAR REACTIONS 11B(p, γ), E=29.9 MeV; 6Li(p, γ), E=44.4 MeV; measured Eγ, Iγ following proton capture; deduced reaction mechanism. 7Be level deduced population via entrance channel multi-step excitation.

doi: 10.1103/PhysRevC.31.660
Citations: PlumX Metrics

1985WI03      Nucl.Phys. A436, 561 (1985)

V.Wijekumar, P.Schmalbrock, H.J.Hausman, T.R.Donoghue, M.Wiescher, H.R.Suiter, C.P.Browne, A.A.Rollefson, R.W.Tarara

Proton Threshold States in 26Al

NUCLEAR REACTIONS 27Al(3He, α), E=9, 12 MeV; 24Mg(3He, p), E=12, 15, 18 MeV; measured σ(Eα), σ(θ). 26Al deduced levels, J, π, L. Enriched target.

doi: 10.1016/0375-9474(85)90086-7
Citations: PlumX Metrics

1983GO21      Nucl.Phys. A408, 372 (1983)

J.Gorres, H.W.Becker, L.Buchmann, C.Rolfs, P.Schmalbrock, H.P.Trautvetter, A.Vlieks, J.W.Hammer, T.R.Donoghue

Proton-Induced Direct Capture on 21Ne and 22Ne

NUCLEAR REACTIONS, ICPND 22Ne(p, p), E=0.6-1.6 MeV; measured σ(θ=145°)/σ(Rutherford) vs E. 21,22Ne(p, γ), E=0.3-1.6 MeV; measured Eγ, Iγ, σ(E, θγ); deduced direct capture σ, astrophysical reaction rates. 22Na resonances deduced γ transition strength. 23Na levels deduced spectroscopic factors, γ transition strength. Extended quasipoint jet gas targets, Ge(Li) detectors.

doi: 10.1016/0375-9474(83)90588-2
Citations: PlumX Metrics

1983SC10      Z.Phys. A310, 243 (1983)

P.Schmalbrock, H.W.Becker, L.Buchmann, J.Gorres, C.Rolfs, H.P.Trautvetter, W.S.Rodney

Search for γ-Ray Transitions within the 5Li Groundstate

NUCLEAR REACTIONS 4He(p, p'γ), E=1.5-7 MeV; measured σ(Ep'), Eγ, Iγ; deduced no 5Li decay.

doi: 10.1007/BF01415229
Citations: PlumX Metrics

1983SC17      Nucl.Phys. A398, 279 (1983)

P.Schmalbrock, H.W.Becker, L.Buchmann, J.Gorres, K.U.Kettner, W.E.Kieser, H.Krawinkel, C.Rolfs, H.P.Trautvetter, J.W.Hammer, R.E.Azuma

Stellar Reaction Rate of 20Ne(α, γ)24Mg

NUCLEAR REACTIONS, ICPND 20Ne(α, γ), E=0.55-3.2 MeV; measured Eγ, Iγ(E, θ); deduced astrophysical reaction rate, S-factor of capture σ. 24Mg deduced levels, absolute γ-transition strengths, Γ, J, π, T, δ, γ-branching ratios. Windowless gas targets of the extended and jet type, enriched 20Ne gas, Ge(Li) detectors.

doi: 10.1016/0375-9474(83)90488-8
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetF0513.

1982GO11      Nucl.Phys. A385, 57 (1982)

J.Gorres, C.Rolfs, P.Schmalbrock, H.P.Trautvetter, J.Keinonen

Search for Low-Energy Resonances in 21Ne(p, γ)22Na and 22Ne(p, γ)23Na

NUCLEAR REACTIONS, ICPND 21,22Ne(p, γ), E=70-355 keV; measured γ yields, σ(Eγ, E), Eγ, Iγ(E, θ); deduced astrophysical reaction rate. 22Na deduced resonances, Γγ, J, π, resonance strengths. 23Na deduced resonance strength upper limits. Enriched gas targets, Ge(Li) detectors.

doi: 10.1016/0375-9474(82)90489-4
Citations: PlumX Metrics

1982KE10      Z.Phys. A308, 73 (1982)

K.U.Kettner, H.W.Becker, L.Buchmann, J.Gorres, H.Krawinkel, C.Rolfs, P.Schmalbrock, H.P.Trautvetter, A.Vlieks

The 4He(12C, γ)16O Reaction at Stellar Energies

NUCLEAR REACTIONS, ICPND 4He(12C, 12C), E=5.6-13.7 MeV; measured σ(E, θ). 16O resonance deduced parameters. 4He(12C, γ), E(cm)=1.44-3.38 MeV; measured capture σ, σ(E, E(γ)), Eγ, Iγ; deduced astrophysical S-factor, reaction mechanism. 16O resonances deduced Γγ, α-reduced widths.

doi: 10.1007/BF01415851
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2206.

1982KR05      Z.Phys. A304, 307 (1982)

H.Krawinkel, H.W.Becker, L.Buchmann, J.Gorres, K.U.Kettner, W.E.Kieser, R.Santo, P.Schmalbrock, H.P.Trautvetter, A.Vlieks, C.Rolfs, J.W.Hammer, R.E.Azuma, W.S.Rodney

The 3He(α, γ)7Be Reaction and the Solar Neutrino Problem

NUCLEAR REACTIONS 3He(α, γ), E(cm)=107-1266 keV; measured σ(E, Eγ, θγ), σ(absolute). 3He(α, α), E=0.2-3 MeV; measured yield vs E; deduced astrophysical S-factor vs E. Ge(Li) detectors, extended, quasipoint jet gas targets.

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA1205.

1982RE06      Z.Phys. A305, 325 (1982)

A.Redder, H.W.Becker, H.Lorenz-Wirzba, C.Rolfs, P.Schmalbrock, H.P.Trautvetter

The 15N(p, α0)12C Reaction at Stellar Energies

NUCLEAR REACTIONS 15N(p, α), E=78-810 keV; measured σ(E, θ); deduced astrophysical S-factor. 16O resonances deduced Γ, Γp, Γα.

doi: 10.1007/BF01419081
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0142.

1980BU14      Z.Phys. A296, 273 (1980)

L.Buchmann, H.W.Becker, K.U.Kettner, W.E.Kieser, P.Schmalbrock, C.Rolfs

Stellar Reaction Rate of 26Mg(p, γ)27Al

NUCLEAR REACTIONS 26Mg(p, γ), E=80-355 keV; measured Eγ, Iγ(θ), Q, σ(Eγ, E). 27Al deduced levels, resonance strengths, γ-branching ratios, δ, Γ, J, π, IAS, astrophysical reaction rates. Enriched target, Ge(Li) detector.

doi: 10.1007/BF01415841
Citations: PlumX Metrics

1979LO01      Nucl.Phys. A313, 346 (1979)

H.Lorenz-Wirzba, P.Schmalbrock, H.P.Trautvetter, M.Wiescher, C.Rolfs, W.S.Rodney

The 18O(p, α)15N Reaction at Stellar Energies

NUCLEAR REACTIONS 18O(p, α), E=72-935 keV; measured Ep, Eα, Iα, Iα(θ). 19F deduced resonances, resonance strength, Γ, J, π, astrophysical reaction rate. Enriched 18O solid targets. Windowless, recirculating gas target.

doi: 10.1016/0375-9474(79)90505-0
Citations: PlumX Metrics

1978TR08      S.Afr.J.Phys. 1, 206 (1978)

H.P.Trautvetter, H.W.Becker, G.Hulke, K.U.Kettner, C.Rolfs, P.Schmalbrock

Experimental Studies of Heavy-Ion Reactions Far below the Coulomb Barrier

NUCLEAR REACTIONS 12C(12C, X), E(cm)=2.8-6.3 MeV; 20Ne(12C, X), E(cm)=6-13 MeV; measured σ(fragment, θ); deduced σ(fusion), astrophysical S-factor.

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