Ultracold 88Sr2 molecules in the absolute ground state

KH Leung, E Tiberi, B Iritani, I Majewska… - New Journal of …, 2021 - iopscience.iop.org
We report efficient all-optical creation of an ultracold gas of alkaline-earth-metal dimers, 88
Sr 2, in their absolute ground state. Starting with weakly bound singlet molecules formed by …

Photodissociation of ultracold diatomic strontium molecules with quantum state control

M McDonald, BH McGuyer, F Apfelbeck, CH Lee… - Nature, 2016 - nature.com
Chemical reactions at ultracold temperatures are expected to be dominated by quantum
mechanical effects. Although progress towards ultracold chemistry has been made through …

Isotope-shift spectroscopy of the and transitions in strontium

H Miyake, NC Pisenti, PK Elgee, A Sitaram… - Physical review …, 2019 - APS
Isotope-shift spectroscopy with narrow optical transitions provides a benchmark for atomic
structure calculations and has also been proposed as a way to constrain theories predicting …

Steady-state magneto-optical trap with 100-fold improved phase-space density

S Bennetts, CC Chen, B Pasquiou, F Schreck - Physical review letters, 2017 - APS
We demonstrate a continuously loaded Sr 88 magneto-optical trap (MOT) with a steady-state
phase-space density of 1.3 (2)× 10-3. This is 2 orders of magnitude higher than reported in …

The RbSr 2 Σ+ ground state investigated via spectroscopy of hot and ultracold molecules

A Ciamei, J Szczepkowski, A Bayerle… - Physical Chemistry …, 2018 - pubs.rsc.org
We report on spectroscopic studies of hot and ultracold RbSr molecules, and combine the
results in an analysis that allows us to fit a potential energy curve (PEC) for the X (1) 2Σ+ …

High-precision spectroscopy of ultracold molecules in an optical lattice

BH McGuyer, M McDonald, GZ Iwata… - New Journal of …, 2015 - iopscience.iop.org
The study of ultracold molecules tightly trapped in an optical lattice can expand the frontier of
precision measurement and spectroscopy, and provide a deeper insight into molecular and …

Production of ultracold molecules by photoassociation

A Guttridge, SA Hopkins, MD Frye, JJ McFerran… - Physical Review A, 2018 - APS
We report the production of ultracold heteronuclear Cs* Yb molecules through one-photon
photoassociation applied to an ultracold atomic mixture of Cs and Yb confined in an optical …

[HTML][HTML] Deviations from Born-Oppenheimer mass scaling in spectroscopy and ultracold molecular physics

JJ Lutz, JM Hutson - Journal of Molecular Spectroscopy, 2016 - Elsevier
Abstract We investigate Born-Oppenheimer breakdown (BOB) effects (beyond the usual
mass scaling) for the electronic ground states of a series of homonuclear and heteronuclear …

Lifetimes of ultra-long-range strontium Rydberg molecules

F Camargo, JD Whalen, R Ding, HR Sadeghpour… - Physical Review A, 2016 - APS
The lifetimes of the lower-lying vibrational states of ultra-long-range strontium Rydberg
molecules comprising one ground-state 5 s 2 1 S 0 atom and one Rydberg atom in the 5 s …

Searching for new fundamental interactions via isotopic shifts in molecular lattice clocks

E Tiberi, M Borkowski, B Iritani, R Moszynski… - Physical Review …, 2024 - APS
Precision measurements with ultracold atoms and molecules are primed to probe beyond-
the-standard model physics. Isotopologues of homonuclear molecules are a natural testbed …