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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
physics and astronomy
Statistical γ rays in the analysis of surrogate nuclear reactions
Physical Review C - Nuclear Physics, Volume 85, No. 5, Article 054619, Year 2012
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Description
The surrogate nuclear reaction method is being applied in many efforts to indirectly determine neutron-induced reaction cross sections on short-lived isotopes. This technique aims to extract accurate (n,γ) cross sections from measured decay properties of the compound nucleus of interest (created using a different reaction). The advantages and limitations of a method that identifies the γ-ray decay channel by detecting any high-energy ("statistical") γ ray emitted during the relaxation of the compound nucleus were investigated. Data collected using the Silicon Telescope Array for Reaction Studies and Livermore-Berkeley Array for Collaborative Experiments silicon and germanium detector arrays were used to study the decay of excited gadolinium nuclei following inelastic proton scattering. In many cases, this method of identifying the γ-ray decay channel can simplify the experimental data collection and greatly improve the detection efficiency for γ-ray cascades. The results show sensitivity to angular-momentum differences between the surrogate reaction and the desired (n,γ) reaction similar to an analysis performed using low-lying discrete transitions even when ratios of cross sections are considered. © 2012 American Physical Society.
Authors & Co-Authors
Scielzo, Nicholas D.
United States, Livermore
Lawrence Livermore National Laboratory
Escher, Jutta E.
United States, Livermore
Lawrence Livermore National Laboratory
Allmond, J. M.
United States, Richmond
University of Richmond
Shamsuzzoha Basunia, M. Shamsuzzoha
United States, Berkeley
Lawrence Berkeley National Laboratory
Beausang, C. W.
United States, Richmond
University of Richmond
Bernstein, Lee A.
United States, Livermore
Lawrence Livermore National Laboratory
Bleuel, Darren L.
United States, Livermore
Lawrence Livermore National Laboratory
Burke, Jason T.
United States, Livermore
Lawrence Livermore National Laboratory
Clark, R. M.
United States, Berkeley
Lawrence Berkeley National Laboratory
Dietrich, Frank S.
United States, Livermore
Lawrence Livermore National Laboratory
Fallon, Paul J.
United States, Berkeley
Lawrence Berkeley National Laboratory
Gibelin, Julien D.
United States, Berkeley
Lawrence Berkeley National Laboratory
Goldblum, Bethany L.
United States, Berkeley
Lawrence Berkeley National Laboratory
United States, Berkeley
University of California, Berkeley
United States, Chattanooga
University of Tennessee
Lesher, Shelly R.
United States, Livermore
Lawrence Livermore National Laboratory
United States, La Crosse
University of Wisconsin-la Crosse
McMahan, Margaret A.
United States, Berkeley
Lawrence Berkeley National Laboratory
Norman, Eric B.
United States, Livermore
Lawrence Livermore National Laboratory
United States, Berkeley
Lawrence Berkeley National Laboratory
United States, Berkeley
University of California, Berkeley
Phair, Larry W.
United States, Berkeley
Lawrence Berkeley National Laboratory
Rodriguez-Vieitez, Elena
United States, Berkeley
Lawrence Berkeley National Laboratory
United States, Berkeley
University of California, Berkeley
Sheets, Steven A.
United States, Livermore
Lawrence Livermore National Laboratory
Thompson, Ian J.
United States, Livermore
Lawrence Livermore National Laboratory
Wiedeking, Mathis
United States, Livermore
Lawrence Livermore National Laboratory
United States, Berkeley
Lawrence Berkeley National Laboratory
South Africa, Somerset West
Ithemba Laboratory for Accelerator-based Sciences
Statistics
Citations: 21
Authors: 21
Affiliations: 7
Identifiers
Doi:
10.1103/PhysRevC.85.054619
ISSN:
05562813
e-ISSN:
1089490X
Research Areas
Cancer
Study Design
Grounded Theory