60 citations · 237 across the 19 of their papers we have counts for
20 papers
Implications for Type Ia Supernova Nucleosynthesis from an Experimentally Constrained ON Reaction Rate
M. Alruwaili, C. Fougeres, A. M. Laird +13
The ON reaction plays a key role in shaping the -particle abundance during explosive oxygen burning in Type Ia supernovae. By enhancing -production, this r…
First measurement of 87Rb(α, xn) cross sections at weak r-process energies in supernova ν-driven ejecta to investigate elemental abundances in low-metallicity stars
C. Fougères, M. L. Avila, A. Psaltis +18
Observed abundances of Z ~ 40 elements in metal-poor stars vary from star to star, indicating that the rapid and slow neutron capture processes may not contribute alone to the synt…
Properties of states near = 6 MeV in Ne through F+p scattering
Sudarsan Balakrishnan, Laura E. Linhardt, Jeffery C. Blackmon +11
Background: The rate of energy production in the hot-CNO cycle and breakout to the rapid-proton capture process in Type I X-ray bursts is strongly related to the O()$^{…
Study of the Ar()K reaction rate via proton scattering on K, and its impact on properties of modeled X-Ray bursts
A. Lauer-Coles, C. M. Deibel, J. C. Blackmon +21
Background: Type I X-Ray bursts (XRBs) are energetic stellar explosions that occur on the surface of a neutron star in an accreting binary system with a low-mass H/He-rich companio…
Direct cross-section measurement of the weak r-process 88Sr(α,n)91Zr reaction in ν-driven winds of core collapse supernovae
C. Fougères, M. L. Avila, H. Jayatissa +15
About half of the heavy elements beyond iron are known to be produced by the rapid neutron capture process, known as r-process. However, the astrophysical site producing the r-proc…
Study of the Mg waiting point relevant for x-ray burst nucleosynthesis via the Mg(,)Al reaction
H. Jayatissa, M. L. Avila, K. E. Rehm +13
The Mg(,)Al reaction rate has been identified as a major source of uncertainty for understanding the nucleosynthesis flow in Type-I x-ray bursts (XRBs). We repo…
Probing the quadrupole transition strength of 15C via deuteron inelastic scattering
J. Chen, B. P. Kay, T. L. Tang +22
Deuteron elastic scattering from 15C and inelastic scattering reactions to the first excited state of 15C were studied using a radioactive beam of 15C in inverse kinematics. The sc…
Classification of events from -induced reactions in the MUSIC detector via statistical and ML methods
Krishnan Raghavan, Melina L. Avila, Prasanna Balaprakash +2
The Multi-Sampling Ionization Chamber (MUSIC) detector is typically used to measure nuclear reaction cross sections relevant for nuclear astrophysics, fusion studies, and other app…
First direct measurement of the N(,)O reaction relevant for core-collapse supernovae nucleosynthesis
H. Jayatissa, M. L. Avila, K. E. Rehm +10
Understanding the explosion mechanism of a core-collapse supernova (CCSN) is important to accurately model CCSN scenarios for different progenitor stars using model-observation com…
Study of the Isomeric State in N Using the N(,He) Reaction
T. L. Tang, C. R. Hoffman, B. P. Kay +19
The isomeric state of N was studied using the N(,He)~proton-removal reactions at \mbox{11.8~MeV/} in inverse kinematics. The N beam, of which…
A novel approach for extracting model-independent nuclear level densities far from stability
D. Mücher, A. Spyrou, M. Wiedeking +22
The level density of quantum states in statistical mesoscopic systems is a critical input for various fields of physics, including nuclear physics, nuclear astrophysics, atomic phy…
New -ray Transitions Observed in Ne with Implications for the O(,)Ne Reaction Rate
M. R. Hall, D. W. Bardayan, T. Baugher +34
The O(,)Ne reaction is responsible for breakout from the hot CNO cycle in Type I x-ray bursts. Understanding the properties of resonances between and…
Key Ne states identified affecting -ray emission from F in novae
M. R. Hall, D. W. Barbadian, T. Baugher +34
Detection of nuclear-decay rays provides a sensitive thermometer of nova nucleosynthesis. The most intense -ray flux is thought to be annihilation radiation from the d…
Probing the single-particle character of rotational states in F using a short-lived isomeric beam
D. Santiago-Gonzalez, K. Auranen, M. L. Avila +19
A beam containing a substantial component of both the , ns isomeric state of F and its , 109.77-min ground state has been utilized to study membe…
Study of the astrophysically important and reactions
M. L. Avila, K. E. Rehm, S. Almaraz-Calderon +11
The NaMg and NaAl reactions are important for our understanding of the Al abundance in massive stars. The aim of this work is to report…
Study of and reactions with a Multi-Sampling Ionization Chamber
M. L. Avila, K. E. Rehm, S. Almaraz-Calderon +11
A large number of and reactions are known to play a fundamental role in nuclear astrophysics. This work presents a novel technique to study these reactions with the…
Independent measurement of the Hoyle state feeding from 12B using Gammasphere
M. Munch, M. Alcorta, H. O. U. Fynbo +28
Using an array of high-purity Compton-suppressed germanium detectors, we performed an independent measurement of the -decay branching ratio from to the second-…
New ANC measurement of the 1/2 state in O at 6.356 MeV, that dominates the C(,n)O reaction rate at temperatures relevant for the s-process
M. L. Avila, G. V. Rogachev, E. Koshchiy +5
Background: Accurate knowledge of the C(,)O reaction cross section is important for the understanding of the s-process in AGB stars, since it is considered to b…
Constraining the 6.05 MeV 0 and 6.13 MeV 3 cascade transitions in the C(,)O reaction using the Asymptotic Normalization Coefficients
M. L. Avila, G. V. Rogachev, E. Koshchiy +7
Background. The CO reaction plays a fundamental role in astrophysics and needs to be known with accuracy better than 10%. Cascade transitions through the exc…
-cluster ANCs for nuclear astrophysics
M. L Avila, G. V. Roachev, E. Koshchiy +5
Background. Many important -particle induced reactions for nuclear astrophysics may only be measured using indirect techniques due to small cross sections at the energy of inter…