77 citations · 176 across the 19 of their papers we have counts for
19 papers
Exploring - and -decay-induced quenching of the Th nuclear-clock isomer in solid-state hosts
Y. Elskens, M. Athanasakis-Kaklamanakis, S. Arasada Pradeep +52
The radiative decay dynamics of an ensemble of Th nuclei embedded in CaF and MgF is investigated. The isomer is populated through decay of Ac…
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…
Constraining the trend of the shell gap towards Sn with the masses of Cd
D. Lange, D. Atanasov, M. Au +24
We present the first determination of the empirical shell gap at by precise mass measurements of the neutron-deficient cadmium isotopes Cd with the ISOL…
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…
Summary Report of the Physics Beyond Colliders Study at CERN
R. Alemany Fernández, M. Au, G. Arduini +80
The Physics Beyond Collider (PBC) Study Group was initially mandated by the CERN Management to prepare the previous European Particle Physics Strategy Update for CERN projects othe…
Community input to the European Strategy on particle physics: Searches for Permanent Electric Dipole Moments
M. Athanasakis-Kaklamanakis, M. Au, R. Berger +8
Searches for electric dipole moments (EDMs) in fundamental particles and quantum systems with spin are pivotal experiments at the intersection of low-energy and high-precision part…
Theoretical determination of the ionization potentials of ScF, YF, LaF and AcF
Aleksandra A. Kyuberis, Lukas F. Pasteka, Ephraim Eliav +4
We present a comprehensive theoretical study of the ionization potentials of the MF (M = Sc, Y, La, Ac) molecules using the state-of-the-art relativistic coupled cluster approach w…
Refining the nuclear mass surface with the mass of Sn
L. Nies, D. Atanasov, M. Athanasakis-Kaklamanakis +17
Mass measurements with the ISOLTRAP mass spectrometer at CERN-ISOLDE improve mass uncertainties of neutron-deficient tin isotopes towards doubly-magic Sn. The mass uncertai…
Radiative Decay of the Th Nuclear Clock Isomer in Different Host Materials
S. V. Pineda, P. Chhetri, S. Bara +42
A comparative vacuum ultraviolet spectroscopy study conducted at ISOLDE-CERN of the radiative decay of the Th nuclear clock isomer embedded in different host materials is…
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…
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…
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…
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…
Isomeric excitation energy for In from mass spectrometry reveals constant trend next to doubly magic Sn
L. Nies, D. Atanasov, M. Athanasakis-Kaklamanakis +16
The excitation energy of the 1/2 isomer in In at is measured to be 671(37) keV and the mass uncertainty of the 9/2 ground state is significantly reduced usi…
Ab initio study of electronic states and radiative properties of the AcF molecule
Leonid V. Skripnikov, Alexander V. Oleynichenko, Andréi Zaitsevskii +4
Relativistic coupled-cluster calculations of the ionization potential, dissociation energy, and excited electronic states under 35,000 cm are presented for the actinium mono…
Production of neptunium and plutonium nuclides from uranium carbide using 1.4-GeV protons
M. Au, M. Athanasakis-Kaklamanakis, L. Nies +11
Accelerator-based techniques are one of the leading ways to produce radioactive nuclei. In this work, the Isotope Separation On-Line method was employed at the CERN-ISOLDE facility…
In-source and in-trap formation of molecular ions in the actinide mass range at CERN-ISOLDE
M. Au, M. Athanasakis-Kaklamanakis, L. Nies +22
The use of radioactive molecules for fundamental physics research is a developing interdisciplinary field limited dominantly by their scarce availability. In this work, radioactive…
Opportunities for Fundamental Physics Research with Radioactive Molecules
Gordon Arrowsmith-Kron, Michail Athanasakis-Kaklamanakis, Mia Au +59
Molecules containing short-lived, radioactive nuclei are uniquely positioned to enable a wide range of scientific discoveries in the areas of fundamental symmetries, astrophysics,…
A cold electron-impact ion source driven by a photo-cathode -- New opportunities for the delivery of radioactive molecular beams?
J. Ballof, M. Au, E. Barbero +10
The thick-target ISOL (Isotope mass Separation OnLine) method provides beams of more than 1000 radionuclides of 74 elements. The method is well established for elements with suffic…