220
J. A Cizewski et al.
to measure the (d,pγ) reaction as a surrogate for (n,γ) with ORRUBA coupled to
the GRETINA [11] gamma-ray detector array. Fission fragment 143 Ba and 80 Ge
beams would be deployed, the latter to inform neutron capture for (weak) r-process
nucleosynthesis.
Acknowledgements We thank all of the collaborators on the GODDESS project for their
contributions. This work was supported in part by the U.S. Department of Energy National
Nuclear Security Administration Grant No. DE-NA0000979 (Stewardship Science Academic
Alliances, Rutgers), Contract No. DE-AC52-07NA27344 and LDRD 16-ERD-022 (LLNL), Office
of Science, Office of Nuclear Physics Contract No. DE-AC05-00OR22725 (ORNL), and the
National Science Foundation.
References
1. M.R. Mumpower, R. Surman, G.C. McLaughlin, A. Aprahamian, The impact of individual
nuclear properties on r-process nucleosynthesis. Prog. Part. Nucl. Phys. 86, 86 (2016)
2. K.L. Jones et al., The magic nature of 132Sn explored through the single-particle states of
133Sn. Nature 465, 454 (2010)
3. R.L. Kozub et al., Neutron single particle structure in 131Sn and direct neutron capture cross
sections. Phys. Rev. Lett. 109, 172501 (2012)
4. B. Manning et al., Informing direct neutron capture on tin isotopes near the N = 82 shell
closure. Phys. Rev. C 99, 041302 (2019)
5. S. Chiba et al., Direct and semi-direct capture in low-energy (n,γ) reactions of neutron-rich tin
isotopes and its implications for r-process nucleosynthesis. Phys. Rev. C 77, 015809 (2008)
6. A. Ratkiewicz et al., Towards neutron capture on exotic nuclei: Demonstrating (d,pγ) as a
surrogate reaction for (n,γ). Phys. Rev. Lett. 122, 052502 (2019)
7. J.E. Escher et al., Constraining neutron capture cross sections for unstable nuclei with surrogate
reaction data and theory. Phys. Rev. Lett. 121, 052501 (2018)
8. G. Potel, F.M. Nunes, I.J. Thompson, Establishing a theory for deuteron-induced surrogate
reactions. Phys. Rev. C 92, 034611 (2015)
9. S.D. Pain et al., Direct reaction measurements using GODDESS. Phys. Procedia 90, 455–462
(2017)
10. S.D. Pain et al., Development of a high solid-angle silicon detector array for measurement of
transfer reactions in inverse kinematics. Nucl. Instrum. Meth. B 261, 110 (2007)
11. P. Fallon, A. Gade, I.Y. Lee, GRETINA and its early science. Annu. Rev. Nucl. Part. Sci. 66,
321–339 (2016)
J. A Cizewski et al.
to measure the (d,pγ) reaction as a surrogate for (n,γ) with ORRUBA coupled to
the GRETINA [11] gamma-ray detector array. Fission fragment 143 Ba and 80 Ge
beams would be deployed, the latter to inform neutron capture for (weak) r-process
nucleosynthesis.
Acknowledgements We thank all of the collaborators on the GODDESS project for their
contributions. This work was supported in part by the U.S. Department of Energy National
Nuclear Security Administration Grant No. DE-NA0000979 (Stewardship Science Academic
Alliances, Rutgers), Contract No. DE-AC52-07NA27344 and LDRD 16-ERD-022 (LLNL), Office
of Science, Office of Nuclear Physics Contract No. DE-AC05-00OR22725 (ORNL), and the
National Science Foundation.
References
1. M.R. Mumpower, R. Surman, G.C. McLaughlin, A. Aprahamian, The impact of individual
nuclear properties on r-process nucleosynthesis. Prog. Part. Nucl. Phys. 86, 86 (2016)
2. K.L. Jones et al., The magic nature of 132Sn explored through the single-particle states of
133Sn. Nature 465, 454 (2010)
3. R.L. Kozub et al., Neutron single particle structure in 131Sn and direct neutron capture cross
sections. Phys. Rev. Lett. 109, 172501 (2012)
4. B. Manning et al., Informing direct neutron capture on tin isotopes near the N = 82 shell
closure. Phys. Rev. C 99, 041302 (2019)
5. S. Chiba et al., Direct and semi-direct capture in low-energy (n,γ) reactions of neutron-rich tin
isotopes and its implications for r-process nucleosynthesis. Phys. Rev. C 77, 015809 (2008)
6. A. Ratkiewicz et al., Towards neutron capture on exotic nuclei: Demonstrating (d,pγ) as a
surrogate reaction for (n,γ). Phys. Rev. Lett. 122, 052502 (2019)
7. J.E. Escher et al., Constraining neutron capture cross sections for unstable nuclei with surrogate
reaction data and theory. Phys. Rev. Lett. 121, 052501 (2018)
8. G. Potel, F.M. Nunes, I.J. Thompson, Establishing a theory for deuteron-induced surrogate
reactions. Phys. Rev. C 92, 034611 (2015)
9. S.D. Pain et al., Direct reaction measurements using GODDESS. Phys. Procedia 90, 455–462
(2017)
10. S.D. Pain et al., Development of a high solid-angle silicon detector array for measurement of
transfer reactions in inverse kinematics. Nucl. Instrum. Meth. B 261, 110 (2007)
11. P. Fallon, A. Gade, I.Y. Lee, GRETINA and its early science. Annu. Rev. Nucl. Part. Sci. 66,
321–339 (2016)