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NSR database version of April 11, 2024.

Search: Author = R.Detwiler

Found 7 matches.

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2012DE08      Phys.Rev. C 85, 045804 (2012)

R.J.de Boer, A.Couture, R.Detwiler, J.Gorres, P.Tischhauser, E.Uberseder, C.Ugalde, E.Stech, M.Wiescher, R.E.Azuma

Measurement of elastic ¹²C + α scattering: Above the proton separation energy

NUCLEAR REACTIONS ¹²C(α, α), E=2.6-8.2 MeV; measured Eα, Iα, σ(E, θ). ¹²C(α, α'), (α, p), E=6.6-8.2 MeV; analyzed σ(E, θ) data. ¹⁶O; deduced resonances, levels, J, π, α and proton widths. R-matrix analysis. Relevance to CNO cycle.

doi: 10.1103/PhysRevC.85.045804
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1921. Data from this article have been entered in the XUNDL database. For more information, click here.

2009TI02      Phys.Rev. C 79, 055803 (2009)

P.Tischhauser, A.Couture, R.Detwiler, J.Gorres, C.Ugalde, E.Stech, M.Wiescher, M.Heil, F.Kappeler, R.E.Azuma, L.Buchmann

Measurement of elastic ¹²C+α scattering: Details of the experiment, analysis, and discussion of phase shifts

NUCLEAR REACTIONS ¹²C(α, α), E=2.6-8.2 MeV; measured Eα, Iα, σ(θ); deduced phase shifts using R-matrix analysis. ¹⁶O; deduced levels, resonances, α-widths. Application to ¹²C(α, γ)¹⁶O reaction of astrophysical interest.

doi: 10.1103/PhysRevC.79.055803
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1461. Data from this article have been entered in the XUNDL database. For more information, click here.

2008HE11      Phys.Rev. C 78, 025803 (2008)

M.Heil, R.Detwiler, R.E.Azuma, A.Couture, J.Daly, J.Goerres, F.Kappeler, R.Reifarth, P.Tischhauser, C.Ugalde, M.Wiescher

The ¹³C(α, n) reaction and its role as a neutron source for the s process

NUCLEAR REACTIONS ¹³C(α, n), E(cm)=320-700 keV; ¹³C(α, α), E=2.6-6.2 MeV; measured radii, σ, σ(θ), S-factor. ¹⁷O; deduced levels, J, π, resonance parameters.¹⁶O(n, n), (n, αγ); analyzed σ. R-matrix analysis.

doi: 10.1103/PhysRevC.78.025803
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0513.

2002TI03      Phys.Rev.Lett. 88, 072501 (2002)

P.Tischhauser, R.E.Azuma, L.Buchmann, R.Detwiler, U.Giesen, J.Gorres, M.Heil, J.Hinnefeld, F.Kappeler, J.J.Kolata, H.Schatz, A.Shotter, E.Stech, S.Vouzoukas, M.Wiescher

Elastic α - ¹²C Scattering and the ¹²C(α, γ)¹⁶O E2 S Factor

NUCLEAR REACTIONS ¹²C(α, α), E=2.6-8.2 MeV; measured σ(θ); deduced interaction radius. ¹⁶O levels deduced reduced width amplitudes. ¹²C(α, γ), E(cm)=300 keV; calculated E2 S-factor. R-matrix analysis, comparison with previous results.

doi: 10.1103/PhysRevLett.88.072501
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1461.

2001BR22      Nucl.Phys. A688, 263c (2001)

C.R.Brune, J.Daly, R.Detwiler, B.Fisher, W.H.Geist, J.Gorres, H.J.Karwowski, R.W.Kavanagh, D.S.Leonard, P.Tischhauser, K.D.Veal, M.Wiescher

Using Sub-Coulomb α Transfer Reactions to Study the Low-Energy ¹²C(α, γ)¹⁶O S-Factor

NUCLEAR REACTIONS ¹²C(⁶Li, d), (⁷Li, t), E=2.7-7.0 MeV; measured Eγ, σ(θ), reduced α widths. ¹²C(α, γ), E=0-5 MeV; calculated E1 and E2 S-factors following R-matrix fits.

doi: 10.1016/S0375-9474(01)00711-4
Citations: PlumX Metrics

2001BU20      Nucl.Phys. A688, 259c (2001)

L.Buchmann, P.Tischhauser, R.E.Azuma, R.Detwiler, U.Giesen, J.Gorres, M.Heil, J.Hinnefeld, F.Kappeler, J.J.Kolata, H.Schatz, A.Shotter, E.Stech, S.Vouzoukas, M.Wiescher

Restrictions on the Stellar ¹²C(α, γ)¹⁶O Rate from Elastic α-¹²C Scattering

NUCLEAR REACTIONS ¹²C(α, α), E=2.6-8.2 MeV; measured σ(θ), S-factors following R-matrix calculations. Comparison with previous measurements.

doi: 10.1016/S0375-9474(01)00710-2
Citations: PlumX Metrics

2001HE22      Nucl.Phys. A688, 499c (2001)

M.Heil, A.Couture, J.Daly, R.Detwiler, J.Gorres, G.Hale, F.Kappeler, R.Reifarth, U.Giesen, E.Stech, P.Tischhauser, C.Ugalde, M.Wiescher

A Measurement of the ¹³C(α, α) Differential Cross Section and Its Application to the ¹³C(α, n) Reaction

NUCLEAR REACTIONS ¹³C(α, α), E=2.6-6.2 MeV; measured σ(θ). ¹³C(α, n), E=0-2 MeV; calculated σ, S-factor following r-matrix analysis of elastic scattering data. Comparison with earlier results for s-process conditions.

doi: 10.1016/S0375-9474(01)00768-0
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2375.