Ultracold Gas of Bosonic Ground-State Molecules

KK Voges, P Gersema, M Meyer zum Alten Borgloh… - Physical Review Letters, 2020 - APS
We report the creation of ultracold bosonic dipolar Na 23 K 39 molecules in their absolute
rovibrational ground state. Starting from weakly bound molecules immersed in an ultracold …

Detection of long-lived complexes in ultracold atom-molecule collisions

MA Nichols, YX Liu, L Zhu, MG Hu, Y Liu, KK Ni - Physical Review X, 2022 - APS
A thorough understanding of molecular scattering in the ultralow temperature regime is
crucial for realizing long coherence times and enabling tunable interactions in molecular …

Non-adiabatic quantum interference in the ultracold Li+ LiNa→ Li 2+ Na reaction

BK Kendrick, H Li, M Li, S Kotochigova… - Physical Chemistry …, 2021 - pubs.rsc.org
Electronically non-adiabatic effects play an important role in many chemical reactions.
However, how these effects manifest in cold and ultracold chemistry remains largely …

Unified model of ultracold molecular collisions

JFE Croft, JL Bohn, G Quéméner - Physical Review A, 2020 - APS
A scattering model is developed for ultracold molecular collisions, which allows inelastic
processes, chemical reactions, and complex formation to be treated in a unified way. All …

Quantum spin state selectivity and magnetic tuning of ultracold chemical reactions of triplet alkali-metal dimers with alkali-metal atoms

R Hermsmeier, J Kłos, S Kotochigova, TV Tscherbul - Physical review letters, 2021 - APS
We demonstrate that it is possible to efficiently control ultracold chemical reactions of alkali-
metal atoms colliding with open-shell alkali-metal dimers in their metastable triplet states by …

Benchmark Study of the Electronic States of the LiRb Molecule: Ab Initio Calculations with the Fock Space Coupled Cluster Approach

G Skrzyński, M Musial - Molecules, 2023 - mdpi.com
Accurate potential energy curves (PECs) are determined for the twenty-two electronic states
of LiRb. In contrast to previous studies, the applied approach relies on the first principle …

Signatures of Non-universal Quantum Dynamics of Ultracold Chemical Reactions of Polar Alkali Dimer Molecules with Alkali Metal Atoms: Li (2S)+ NaLi (a 3Σ+)→ Na …

M Morita, BK Kendrick, J Kłos… - The Journal of …, 2023 - ACS Publications
Ultracold chemical reactions of weakly bound triplet-state alkali metal dimer molecules have
recently attracted much experimental interest. We perform rigorous quantum scattering …

Quantum Dynamics Studies of the Li + Na2 (V = 0, j = 0) → Na + NaLi Reaction on a New Neural Network Potential Energy Surface

B Buren, J Zhang, Y Li - The Journal of Physical Chemistry A, 2024 - ACS Publications
The ultracold reaction offers a unique opportunity to elucidate the intricate microscopic
mechanism of chemical reactions, and the Na2Li system serves as a pivotal reaction system …

Cold-atom–dimer reaction rates with , and

MA Shalchi, MT Yamashita, T Frederico, L Tomio - Physical Review A, 2020 - APS
Atom-dimer exchange and dissociation reaction rates are predicted for different
combinations of two He 4 atoms and one of the alkaline species among Li 6, Li 7, and Na …

Emergence of N-body tunable interactions in universal few-atom systems

MT Yamashita, T Frederico, L Tomio - Brazilian Journal of Physics, 2021 - Springer
A three-atom molecule AAB, formed by two identical bosons A and a distinct one B, is
studied by considering coupled channels close to a Feshbach resonance. It is assumed that …