Journal articles
PRC – 19Ne Level Structure for Explosive Nucleosynthesis
γ-ray spectroscopy of astrophysically important states in 19Ne M.R. Hall, D.W. Bardayan, T. Baugher, A. Lepailleur, S.D. Pain, A. Ratkiewicz, et al., Phys. Rev. C 101, 015804 19Ne is an important […]
PRC – photo-dissociation of 7Li for Big Bang Nucleosynthesis
Measurement of the 7Li(γ,t)4He ground-state cross section between Eγ = 4.4 and 10 MeV M. Munch, C. Matei, S. D. Pain, et al., Phys. Rev. C 101, 055801 The 7Li(γ,t)4He ground state […]
PRC – GODDESS sees new states affecting endpoint of nova nucleosynthesis
γ-ray spectroscopy of astrophysically important states in 39Ca M.R. Hall, D.W. Bardayan, T. Baugher, A. Lepailleur, S.D. Pain, A. Ratkiewicz, et al., Phys. Rev. C 101, 015804 Background: Nova explosions synthesize elements […]
PRC – Probing the N=50 shell closure for r-process nucleosynthesis
Direct neutron capture cross section on 80Ge and probing shape coexistence in neutron-rich nuclei S. Ahn, D.W. Bardayan, K.L. Jones, et al., PRC 100 044613 Results are presented from the first neutron-transfer […]
PRC – improved technique for constraining spectroscopic factors for r-process nuclei with ORRUBA
Constraining spectroscopic factors near the r-process path using combined measurements: 86Kr(d,p)87Kr D. Walter, S. D. Pain, J. A. Cizewski, F. M. Nunes et al., Phys. Rev. C. 99, 054625 Background: Modern nuclear structure […]
Rapid Communication – Systematic study of r-process Sn isotopes
Informing direct neutron capture on tin isotopes near the N=82 shell closure B. Manning, G. Arbanas, J. A. Cizewski, R. L. Kozub, et al., Phys. Rev. C. 99, 041302(R) Half of the elements […]
PRC – GODDESS identifies new states impacting the 15O(α,γ)19Ne rate in X-ray bursts
New γ-ray transitions observed in 19Ne with implications for the 15O(α,γ)19Ne reaction rate M.R. Hall, D.W. Bardayan, T. Bauger, A. Lepailleur, A. Ratkiewicz, et al., Phys. Rev. C 101, 015804 The 15O(α,γ)19Ne reaction is responsible for breakout […]
PRL – GODDESS constrains nova gamma-ray observables
M. Hall et al., Phys. Rev. Lett 122, 052701 (2019) Detection of nuclear-decay γ rays provides a sensitive thermometer of nova nucleosynthesis. The most intense γ-ray flux is thought to […]
Phyics Letters B – First study of holes states below 132Sn and spin-orbit splitting
Neutron-hole states in 131Sn and spin-orbit splitting in neutron-rich nuclei R. Orlandi, S.D. Pain, et al., Phys. Lett. B 785, 615 In atomic nuclei, the spin-orbit interaction originates from the coupling of the […]
PRL – ORRUBA constrains 26gAl(p,γ)27Si Destruction Rate for Massive Stars
Constraint of the Astrophysical 26gAl(p,γ)27Si Destruction Rate at Stellar Temperatures S.D. Pain et al., Phys. Rev. Lett 114, 212501 The Galactic 1.809-MeV γ-ray signature from the β decay of 26gAl is a dominant target of γ-ray […]
PRC – Systematic study of energy-dependence of 10Be reaction channels
Reactions of a 10Be beam on proton and deuteron targets K.T. Schmitt et al., Phys. Rev. C 88, 064612 The extraction of detailed nuclear structure information from transfer reactions requires reliable, […]
PRL – Direct neutron capture on 130Sn constrained for the r process
Neutron Single Particle Structure in 131Sn and Direct Neutron Capture Cross Sections R.L. Kozub, G. Arbanas, et al., Phys. Rev. Lett. 109, 172501 Recent calculations suggest that the rate of neutron capture […]
PRL – A multi-energy study of 11Be halo nucleus with ORRUBA
Halo Nucleus 11Be: A Spectroscopic Study via Neutron Transfer K.T. Schmitt et al., Phys. Rev. Lett. 108, 192701 The best examples of halo nuclei, exotic systems with a diffuse nuclear cloud […]
PRC – 132Sn studied with ORRUBA
Direct reaction measurements with a 132Sn radioactive ion beam K.L. Jones, F.M. Nunes, et al., Phys. Rev. C 84, 034601 The (d,p) neutron transfer and (d,d) elastic scattering reactions were measured […]
Nature Letters – First spectroscopic study of single-particle structure on the doubly-magic 132Sn
The magic nature of 132Sn explored through the single-particle states of 133Sn K.L. Jones et al., Nature 465, 454 Atomic nuclei have a shell structure in which nuclei with ‘magic numbers’ of neutrons […]
Theses and dissertations
Constraining the 30P(p,γ)31S reaction using 30P(d,pγ)31P with GODDESS – Rajesh Ghimire PhD
The 30P(p, γ)31S reaction acts as a bottleneck for classical nova nucleosynthesis beyond A=30 in ONe novae, due in part to the long lifetime of 30P (∼2.5 minutes) with respect […]
Measuring Neutron-transfer Reactions with Fast Mass≈80 Beams to Reduce Uncertainties in Spectroscopic Factors – Harrison Sims PhD
Neutron-transfer reactions with radioactive-ion beams (RIBs) probe the single-neutron components of the nuclear wave function, which are needed to deduce the direct semi-direct (DSD) component of neutron capture. With N=50, […]
IDENTIFYING LONG-SOUGHT 18F(p,a)15O RESONANCES AFFECTING GAMMA-RAY EMISSION FROM 18F IN NOVAE – Matthew Hall PhD
Dr Matthew Hall PhD Thesis, University of Notre Dame (2019) Nova explosions occur on the surface of a white dwarf that has accreted mass from a less-evolved companion star. Because […]
SPECTROSCOPIC FACTORS NEAR THE R-PROCESS PATH USING COMBINED MEASUREMENTS: 86Kr(d,p)87Kr AND 84Se(d,p)85Se – David Walter PhD
Dr David Walter PhD Thesis, Rutgers University (October 2018) Modern nuclear structure models suggest that the shell structure near the valley of stability, with well-established shell closures at N=50, for […]
Digital Shaping Algorithms with GODDESS and measuring the Elastic Scattering of Deuterons with 134Xe – Harrison Sims MPhys
Harrison Sims MPhys Thesis, University of Surrey (January 2016) Experimental nuclear astrophysics plays a key role in the understanding of our universe. It is therefore critical that measurements conducted in […]
Direct Proton Transfer into the low lying states of 18Ne and Digital Shaping Algorithms for GODDESS – Sarah Lonsdale MPhys
Sarah Lonsdale MPhys Thesis, University of Surrey (2015) The field of nuclear astrophysics is innovating rapidly in order to describe properly the origins of the chemical elements in stellar environments. […]
EVOLUTION OF SINGLE PARTICLE STRENGTHS IN TIN ISOTOPES AND IMPACTS ON NEUTRON CAPTURE – Brett Manning PhD
Dr Brett Manning PhD Thesis, Rutgers University (October 2014) Atomic nuclei with a few nucleons beyond shell closures are important in understanding the evolution of single-particle structure, which is critical […]
The study of nuclear structure of neutron-rich 81Ge and its contribution in the r-process via the neutron transfer reaction 80Ge(d,p) – Tony Ahn PhD
Dr Sunghoon (Tony) Ahn PhD Thesis, University of Tennessee (August, 2013) The study of low-lying levels of nuclei near closed shells not only elucidates the evolution of nuclear shell structure […]
Designing the GODDESS Array and Measuring the Low-Lying States in the 95Mo(d,p)96Mo Reaction – Callum Shand MPhys
Callum Shand MPhys Thesis, University of Surrey (February 2013) The advent of radioactive ion beams has facilitated the study of nuclei far from stability, providing a means by which our […]
Nuclear Physics Reactions of Astrophysical Importance – Patrick O’Malley PhD
Dr Patrick O’Malley PhD Thesis, Rutgers University (May 2012) Understanding the origin of elements in the universe is one of the main goals of nuclear science and astrophysics today. Achieving […]
Development of Super-ORRUBA for the Study of the 26Al(d,p)27Al Reaction – Steven Hardy MPhys
Steven Hardy MPhys Thesis, University of Surrey (January 2012) This work concentrates on the utilisation of the new Super-ORRUBA detectors for the measurement of 26Al(d,p)27Al, performed at the Holifield Radioactive […]
Population of low-lying levels in the one-neutron halo nucleus 11Be via the neutron transfer reaction 10Be(d,p) – Kyle Schmitt PhD
Dr Kyle Schmitt PhD Thesis, University of Tennessee (December 2011) Historically, measurements of differential cross sections for the neutron transfer reaction (d,p) on stable targets have been an important tool […]
Utilisation of TIARA and ORRUBA for the Study of (d,p) Reactions in Inverse Kinematics – Gemma Wilson MPhys
Gemma Wilson MPhys Thesis, University of Surrey (April 2008) This work concentrates on the utilisation of two silicon detector arrays for use in transfer reactions in inverse kinematics. The ORRUBA […]
Study of the 130Te(d,p) reaction in inverse kinematics as a calibration for 132Sn(d,p) – Thomas Swan MPhys
Thomas Swan MPhys thesis, University of Surrey (2007) A 130Te radioactive ion beam and a deuterated polyethylene target were used to perform the 130Te(d,p)131Te reaction in inverse kinematics. The low-lying […]
