147 citations · 1.2k across the 56 of their papers we have counts for
56 papers
Parity violation effects in helical osmocene: theoretical analysis and experimental prospects
Eduardus, Agathe Bonifacio, Mathieu Manceau +11
We present a computational investigation of the parity-violating (PV) contributions to the vibrational transitions and nuclear magnetic resonance shieldings of helical osmocene. A…
Ab initio calculations of the electronic structure of Ac
Genevieve Geehan, Marten Luit Reitsma, Johan David Polet +3
Accurate spectroscopic investigations of the heaviest elements are inherently challenging, due to their short lifetimes and low production yields. Success of such measurements requ…
Chiral Pt(Me-BPCH): Synthesis and theoretical investigation of parity violation sensitivity
Eduardus, J. Wietze J. van Boven, Charles Silva +5
A complex of platinum and the tetra-coordinate chelating ligand, R,R'-6,6'-dimethyl-N,N'-bis(2'-pyridine-carboxamide)-1-cyclohexane (Me-BPCH) is investigated as a potential candida…
Relativistic atomic structure calculations in support of spectroscopy
L. F. Pašteka, E. Eliav, M. L. Reitsma +1
Theory can provide important support at all the stages of spectroscopic experiments, from planning the measurements to the interpretation of the results. Such support is particular…
Relativistic quintuple-zeta basis sets for the s block
Marten L. Reitsma, Eifion H. Prinsen, Johan D. Polet +2
Relativistic basis sets of quintuple-zeta quality are presented for the s-block elements. The basis sets include SCF exponents for the occupied spinors and for the np shell (the la…
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…
Relativistic coupled cluster calculations of the electron affinity and ionization potentials of lawrencium
Yangyang Guo, Lukáš F Pašteka, Yuichiro Nagame +4
The calculations of the first and the second ionization potentials of lawrencium and lutetium and the electron affinity of lawrencium are performed within the relativistic coupled…
Laser Resonance Chromatography of Th in He: an ab initio investigation
Giorgio Visentin, Anastasia Borschevsky, Larry A. Viehland +2
We propose a laser resonance chromatography (LRC) experiment on Th, with the goal of detecting the ion's electronic ground F state and metastable $7…
Parity and time-reversal symmetry violation in diatomic molecules: LaO, LaS and LuO
Yuly Chamorro, Victor Flambaum, Ronald F. Garcia Ruiz +2
The violation of parity (P) and time-reversal (T) symmetry is enhanced in the LaS, LaO and LuO molecules due to the existence of states of opposite parity with small energy differe…
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…
Manipulating a beam of barium fluoride molecules using an electrostatic hexapole
Anno Touwen, Joost W. F. van Hofslot, Thijs Qualm +14
An electrostatic hexapole lens is used to manipulate the transverse properties of a beam of barium fluoride molecules from a cryogenic buffer gas source. The spatial distribution o…
Transport property predictions for laser resonance chromatography on Rf (Z = 104)
Giorgio Visentin, Harry Ramanantoanina, Anastasia Borschevsky +5
We propose a theoretically designed laser resonance chromatography (LRC) experiment on Rf (Z = 104) drifting in He buffer gas. To this end, we first developed a four-level rate…
Influence of source parameters on the longitudinal phase-space distribution of a pulsed cryogenic beam of barium fluoride molecules
M C Mooij, H L Bethlem, A Boeschoten +13
Recently, we have demonstrated a method to record the longitudinal phase-space distribution of a pulsed cryogenic buffer gas cooled beam of barium fluoride molecules. In this paper…
A novel method to determine the phase-space distribution of a pulsed molecular beam
Maarten C. Mooij, Hendrick L. Bethlem, Alexander Boeschoten +11
We demonstrate a novel method to determine the longitudinal phase-space distribution of a cryogenic buffer gas beam of barium-fluoride molecules based on a two-step laser excitatio…
-violation sensitivity of closed-shell radium-containing polyatomic molecular ions
Konstantin Gaul, Nicholas R. Hutzler, Phelan Yu +3
Closed-shell atoms and molecules such as Hg or TlF provide some of the best low-energy tests of hadronic -violation which is considered to be a necessary ingredient t…
Electroweak Nuclear Properties from Single Molecular Ions in a Penning Trap
Jonas Karthein, Silviu-Marian Udrescu, Scott B. Moroch +10
We present a novel technique to probe electroweak nuclear properties by measuring parity violation (PV) in single molecular ions in a Penning trap. The trap's strong magnetic field…
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…
Accurate theoretical determination of the ionization potentials of CaF, SrF, and BaF
A. A. Kyuberis, L. F. Pasteka, E. Eliav +6
We present a comprehensive theoretical study of the ionization potentials of the MF (M= Ca, Sr, Ba) molecules using the state-of-the-art relativistic coupled cluster approach with…
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…
Chiral molecule candidates for trapped ion spectroscopy by ab initio calculations: from state preparation to parity violation
Arie Landau, Eduardus, Doron Behar +5
Parity non-conservation (PNC) due to the weak interaction is predicted to give rise to enantiomer dependent vibrational constants in chiral molecules, but the phenomenon has so far…
Large Vibrationally Induced Parity Violation Effects in CHDBrI A Promising Candidate for Future Experiments
Eduardus, Yuval Shagam, Arie Landau +4
The isotopically chiral molecular ion CHDBrI is identified as an exceptionally promising candidate for the detection of parity violation in vibrational transitions. The largest…
State-specific ion mobilities of Lr^+ (Z = 103) in helium
Harry Ramanantoanina, Anastasia Borschevsky, Michael Block +2
Ion mobilities of Lr^+ (Z = 103) and of its lighter chemical homolog Lu^+ (Z = 71) in helium were calculated for the ground state ^1S_0 and the lowest metastable state ^3D_1. To th…
Radiative Decay Rate and Branching Fractions of MgF
Eric Norrgard, Yuly Chamorro, Catherine Cooksey +6
We report measured and calculated values of radiative decay rates and vibrational branching fractions for the A state of MgF. The decay rate measurements use time-correlated s…
Novel spin-precession method for sensitive EDM searches
A. Boeschoten, V. R. Marshall, T. B. Meijknecht +10
We demonstrate a spin-precession method to observe and analyze multi-level coherence between all hyperfine levels in the ground state of barium monofluoride (…