Quantum state manipulation and cooling of ultracold molecules

T Langen, G Valtolina, D Wang, J Ye - Nature Physics, 2024 - nature.com
In recent years, an increasingly large variety of molecular species have been successfully
cooled to low energies, and innovative techniques continue to emerge to reach ever more …

Cold and ultracold molecules in the twenties

TP Softley - Proceedings of the Royal Society A, 2023 - royalsocietypublishing.org
A diversity of experimental techniques has been developed over the last 25 years to create
samples of molecular gases at temperatures close to the Absolute Zero—here we consider …

Direct laser cooling of polyatomic molecules

BL Augenbraun, L Anderegg, C Hallas… - Advances in Atomic …, 2023 - Elsevier
Over the past decade, tremendous progress has been made to extend the tools of laser
cooling and trap** to molecules. Those same tools have recently been applied to …

Direct laser cooling of calcium monohydride molecules

SF Vázquez-Carson, Q Sun, J Dai, D Mitra… - New Journal of …, 2022 - iopscience.iop.org
We demonstrate optical cycling and laser cooling of a cryogenic buffer-gas beam of calcium
monohydride (CaH) molecules. We measure vibrational branching ratios for laser cooling …

Sympathetic cooling and slowing of molecules with Rydberg atoms

C Zhang, ST Rittenhouse, TV Tscherbul… - Physical Review Letters, 2024 - APS
We propose to sympathetically slow and cool polar molecules in a cold, low-density beam
using laser-cooled Rydberg atoms. The elastic collision cross sections between molecules …

Inner-shell excitation in the YbF molecule and its impact on laser cooling

C Zhang, C Zhang, L Cheng, TC Steimle… - Journal of Molecular …, 2022 - Elsevier
The YbF molecule is a sensitive system for measuring the electron's electric dipole moment.
The precision of this measurement can be improved by direct laser cooling of the molecules …

Optical cycling and sensitivity to the electron's electric dipole moment in gold-containing molecules

KC Stuntz, KL Rice, L Cheng, BL Augenbraun - Physical Review A, 2024 - APS
We propose diatomic molecules built from gold and carbon-group atoms as promising
candidates for optical cycling and precision measurements. We show that this class of …

Quantum control of molecules for fundamental physics

D Mitra, KH Leung, T Zelevinsky - Physical Review A, 2022 - APS
The extraordinary success in laser cooling, trap**, and coherent manipulation of atoms
has energized the efforts in extending this exquisite control to molecules. Not only are …

Multivalent optical cycling centers: towards control of polyatomics with multi-electron degrees of freedom

P Yu, A Lopez, WA Goddard, NR Hutzler - … Chemistry Chemical Physics, 2023 - pubs.rsc.org
Optical control of polyatomic molecules promises new opportunities in precision metrology
and fundamental chemistry, as well as quantum information and many-body science …

Slow molecular beams from a cryogenic buffer gas source

AD White, S Popa, J Mellado-Muñoz, NJ Fitch… - Physical Review …, 2024 - APS
We study the properties of a cryogenic buffer gas source that uses a low-temperature two-
stage buffer gas cell to produce very slow beams of ytterbium monofluoride molecules. The …