Multiple Mechanisms in Proton-Induced Nucleon Removal at

T Pohl, YL Sun, A Obertelli, J Lee, M Gómez-Ramos… - Physical review …, 2023 - APS
We report on the first proton-induced single proton-and neutron-removal reactions from the
neutron-deficient O 14 nucleus with large Fermi-surface asymmetry S nS p= 18.6 MeV at∼ …

Observation of the Exotic Isotope Located Four Neutrons beyond the Proton Drip Line

RJ Charity, TB Webb, JM Elson, DEM Hoff, CD Pruitt… - Physical Review Letters, 2021 - APS
AF 13 resonance was observed following a charge-exchange reaction between a fast O 13
beam and a Be 9 target. The resonance was found in the invariant-mass distribution of 3 p+ …

Evolution of shell gaps in the neutron-poor calcium region from invariant-mass spectroscopy of , and

N Dronchi, RJ Charity, LG Sobotka, BA Brown… - Physical Review C, 2024 - APS
A fast secondary beam of Ca 37 impinged on a Be 9 target resulting in a set of reactions
populating proton-rich nuclei including Ca 35 and the first observations of Sc 37, 38 and K …

Systematic trends of 02+, 11−, 31− and 21+ excited states in even-even nuclei

B Pritychenko, B Singh, M Verpelli - Nuclear Physics A, 2022 - Elsevier
The spin and parity (J π) assignments in even-even nuclei were reviewed across the nuclear
chart using the Evaluated Nuclear Structure Data File (ENSDF). The prevalence of 2 1+ first …

Near-threshold resonances in and the aneutronic reaction

J Okołowicz, M Płoszajczak, W Nazarewicz - Physical Review C, 2023 - APS
The nucleus C 11 plays an important role in the boron-proton fusion reactor environment as
a catalyzer of the B 10 (p, α) Be 7 reaction which, by producing a long-lived isotope of Be 7 …

Two-proton decay from -cluster states in and

RJ Charity, LG Sobotka, TB Webb, KW Brown - Physical Review C, 2022 - APS
Two-proton decay from excited states in C 10 and N 11 has been characterized from an
analysis of the 2 p+ 2 α and 3 p+ 2 α exit channels. Data from four previously published …

Two-neutron knockout as a probe of the composition of states in , and

B Longfellow, A Gade, JA Tostevin, EC Simpson… - Physical Review C, 2020 - APS
Simpson and Tostevin proposed that the width and shape of exclusive parallel momentum
distributions of the A− 2 residue in direct two-nucleon knockout reactions carry a measurable …

Invariant-mass spectroscopy in projectile fragmentation reactions

RJ Charity, LG Sobotka - Physical Review C, 2023 - APS
The fragmentation of a projectile into a number of pieces can lead to the creation of many
resonances in different nuclei. We discuss application of the invariant-mass method to the …

Invariant-mass spectrum of

TB Webb, RJ Charity, JM Elson, DEM Hoff, CD Pruitt… - Physical Review C, 2020 - APS
The invariant-mass distribution of O 11 fragments formed in two-neutron-knockout reactions
with a O 13 projectile and Be 9 target has been further examined. Gating on events where …

Using spin alignment of inelastically excited nuclei in fast beams to assign spins: The spectroscopy of as a test case

RJ Charity, TB Webb, JM Elson, DEM Hoff, CD Pruitt… - Physical Review C, 2021 - APS
Excited states in O 13 were investigated using inelastic scattering of an E/A= 69.5 MeV O 13
beam off of a Be 9 target. The excited states were identified in the invariant-mass spectra of …