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

129 citations · 391 across the 14 of their papers we have counts for

collaborators

14 papers

physics.atom-ph2026

Energies and lifetimes of the 9p and 10p excited states in atomic francium

P. Lassègues, A. Ajayakumar, M. Athanasakis-Kaklamanakis +29

We present the first measurement of 9p 2P1/2,3/2 and 10p 2P1/2,3/2 excited levels absolute wavenumbers and radiative lifetime in francium. We used the Collinear Resonance Ionizatio…

physics.atom-ph2025★ 4 cited

Laser spectroscopy and CP-violation sensitivity of actinium monofluoride

M. Athanasakis-Kaklamanakis, M. Au, A. Kyuberis +39

The apparent invariance of the strong nuclear force under combined charge conjugation and parity (CP) remains an open question in modern physics. Precision experiments with heavy a…

nucl-ex2025

Charge radii of neutron-rich scandium isotopes and the seniority symmetry in the shell

S. W. Bai, X. F. Yang, Á. Koszorús +30

Nuclear charge radii of neutron-rich Sc isotopes were measured using collinear laser spectroscopy at CERN-ISOLDE. The new data reveal that the charge radii of scandium is…

nucl-ex2025

Charge Radii Measurements of Exotic Tin Isotopes in the Proximity of and

F. P. Gustafsson, L. V. Rodríguez, R. F. Garcia Ruiz +51

We report nuclear charge radii for the isotopes Sn, measured using two different collinear laser spectroscopy techniques at ISOLDE-CERN. These measurements clarify the…

nucl-ex2024

Cr as a Doorway to the N = 40 Island of Inversion

L. Lalanne, M. Athanasakis-Kaklamanakis, D. D. Dao +24

This paper reports on the measurement of the ground-state spin and nuclear magnetic dipole moment of Cr. The radioactive ion beam was produced at the CERN-ISOLDE facility an…

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

Radiative lifetime of the A 2Π1/2 state in RaF with relevance to laser cooling

M. Athanasakis-Kaklamanakis, S. G. Wilkins, P. Lassègues +38

The radiative lifetime of the (v=0) state in radium monofluoride (RaF) is measured to be 35(1) ns. The lifetime of this state and the related decay rate $Γ= 2.86(8…

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★ 26 cited

Electromagnetic Properties of Indium Isotopes Elucidate the Doubly Magic Character of Sn

J. Karthein, C. M. Ricketts, R. F. Garcia Ruiz +24

Our understanding of nuclear properties in the vicinity of Sn, suggested to be the heaviest doubly magic nucleus with equal numbers of protons (Z=50) and neutrons (N=50), h…

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-ex2020★ 81 cited

Laser spectroscopy of neutron-rich Hg isotopes: Illuminating the kink and odd-even staggering in charge radii across the shell closure

T. Day Goodacre, A. V. Afanasjev, A. E. Barzakh +41

The mean-square charge radii of Hg () have been studied for the first time and those of Hg () remeasured by the applicat…

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…

nucl-ex2019★ 69 cited

Shape staggering of mid-shell mercury isotopes from in-source laser spectroscopy compared with Density Functional Theory and Monte Carlo Shell Model calculations

S. Sels, T. Day Goodacre, B. A. Marsh +45

Neutron-deficient Hg isotopes were studied using in-source laser resonance-ionization spectroscopy at the CERN-ISOLDE radioactive ion-beam facility, in an experiment co…