activity
20192026
most citedSpectroscopy of short-lived radioactive molecules: A sensitive laboratory for new physics

129 citations · 259 across the 9 of their papers we have counts for

collaborators

10 papers

nucl-ex2026

CREMA: Collinear Resonance for Exotic Molecules and Atoms

Fabian C. Pastrana Cruz, Shane G. Wilkins, Alex J. Brinson +19

The Collinear Resonance for Exotic Molecules and Atoms (CREMA) setup has been developed and commissioned at the Massachusetts Institute of Technology's Laboratory for Nuclear Scien…

nucl-ex2026

Nuclear charge radii of aluminium isotopes at the proton drip line

Alex Brinson, Brooke Rickey, Pierre Arthuis +35

Understanding the evolution of nuclear size away from stability remains a central challenge in nuclear physics. In neutron-deficient systems, charge radii can be highly sensitive t…

physics.ins-det2025★ 3 cited

Commissioning the Resonance Ionization Spectroscopy Experiment at FRIB

A. J. Brinson, B. J. Rickey, J. M. Allmond +14

This manuscript reports on the commissioning of the Resonance Ionization Spectroscopy Experiment (RISE) at the BECOLA facility at FRIB. The new instrument implements the collinear…

physics.atom-ph2024★ 2 cited

Ionization potential of radium monofluoride

S. G. Wilkins, H. A. Perrett, S. M. Udrescu +43

The ionization potential (IP) of radium monofluoride (RaF) was measured to be 4.969(2)[10] eV, revealing a relativistic enhancement in the series of alkaline earth monofluorides. T…

physics.atom-ph2024★ 7 cited

Isotope-shift factors with quantum electrodynamics effects for many-electron systems: A study of the nuclear charge radius of Al

Leonid V. Skripnikov, Sergey D. Prosnyak, Aleksei V. Malyshev +7

A method for calculating the field shift contribution to isotope shifts in many-electron atoms, incorporating quantum electrodynamics (QED) effects, is introduced. We also implemen…

nucl-ex2023★ 10 cited

Observation of the distribution of nuclear magnetization in a molecule

S. G. Wilkins, S. M. Udrescu, M. Athanasakis-Kaklamanakis +33

Rapid progress in the experimental control and interrogation of molecules, combined with developments in precise calculations of their structure, are enabling new opportunities in…

nucl-ex2023★ 38 cited

Nuclear charge radii of silicon isotopes

Kristian König, Julian C. Berengut, Anastasia Borschevsky +20

The nuclear charge radius of Si was determined using collinear laser spectroscopy. The experimental result was confronted with ab initio nuclear lattice effective field theo…

physics.atom-ph2023★ 18 cited

Pinning down electron correlations in RaF via spectroscopy of excited states and high-accuracy relativistic quantum chemistry

M. Athanasakis-Kaklamanakis, S. G. Wilkins, L. V. Skripnikov +53

We report the spectroscopy of the 14 lowest excited electronic states in the radioactive molecule radium monofluoride (RaF). The observed excitation energies are compared with full…

nucl-ex2021★ 52 cited

Isotope Shifts of Radium Monofluoride Molecules

S. M. Udrescu, A. J. Brinson, R. F. Garcia Ruiz +25

Isotope shifts of RaF were measured for different vibrational levels in the electronic transition . The observed isoto…

nucl-th2019★ 129 cited

Spectroscopy of short-lived radioactive molecules: A sensitive laboratory for new physics

R. F. Garcia Ruiz, R. Berger, J. Billowes +24

The study of molecular systems provides exceptional opportunities for the exploration of the fundamental laws of nature and for the search for physics beyond the Standard Model of…