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Related papers: Ultracold Rydberg Molecules

200 papers

Rydberg molecules, Rydberg-atom or Rydberg-molecule, are an essential ingredient of cold molecular sciences. However, due to the richness of Rydberg-neutral interactions, new kinds of Rydberg molecules and binding mechanisms are still to be…

Atomic Physics · Physics 2025-02-18 Mateo Londoño , Vanessa C. Olaya-Agudelo , Felipe Herrera , Jesús Pérez-Ríos

Advances in atomic, molecular, and optical (AMO) physics techniques allowed the cooling of simple molecules down to the ultracold regime ($\lesssim$ 1 mK), and opened the opportunities to study chemical reactions with unprecedented levels…

Atomic Physics · Physics 2021-07-05 Yu Liu , Kang-Kuen Ni

A microscopic understanding of molecules is essential for many fields of natural sciences but their tiny size hinders direct optical access to their constituents. Rydberg macrodimers - bound states of two highly-excited Rydberg atoms -…

Ultracold molecules offer brand new opportunities to probe the variation of fundamental constants with unprecedented sensitivity. This paper summarizes theoretical background and current constraints on the variation of fine structure…

Other Condensed Matter · Physics 2009-05-15 Cheng Chin , V. V. Flambaum , M. G. Kozlov

We calculate the microwave spectra of ultracold KRb alkali metal dimers, including hyperfine interactions and in the presence of electric and magnetic fields. We show that microwave transitions may be used to transfer molecules between…

Chemical Physics · Physics 2015-05-13 J. Aldegunde , Hong Ran , Jeremy M. Hutson

Microwave electric field sensing is of importance for a wide range of applications in areas of remote sensing, radar astronomy and communications. Over the past decade, Rydberg atoms, owing to their exaggerated response to microwave…

Existing space-based cold atom experiments have demonstrated the utility of microgravity for improvements in observation times and for minimizing the expansion energy and rate of a freely evolving coherent matter wave. In this paper we…

We study long range interactions between two Rydberg atoms and predict the existence of ultralong range Rydberg dimers with equilibrium distances of many thousand Bohr radii. We calculate the dispersion coefficients $C_{5}$, $C_{6}$ and…

Atomic Physics · Physics 2009-11-07 Christophe Boisseau , Ionel Simbotin , Robin Cote

This article gives an introduction to the realization of effective quantum magnetism with ultracold molecules in an optical lattice, reviews experimental and theoretical progress, and highlights future opportunities opened up by ongoing…

Quantum Gases · Physics 2015-09-02 M. L. Wall , K. R. A. Hazzard , A. M. Rey

This paper reviews recent advances in the study of strongly interacting systems of dipolar molecules. Heteronuclear molecules feature large and tunable electric dipole moments, which give rise to long-range and anisotropic dipole-dipole…

Quantum Gases · Physics 2016-07-14 Bryce Gadway , Bo Yan

The quantum mechanical few-body problem at ultracold energies poses severe challenges to theoretical techniques, particularly when long-range interactions are present that decay only as a power-law potential. In this paper we review the…

Atomic Physics · Physics 2015-09-02 Yujun Wang , P. S. Julienne , Chris H. Greene

Dense atom ensembles with Rydberg excitations display intriguing collective effects mediated by their strong, long-range dipole-dipole interactions. These collective effects, often modeled using Rydberg superatoms, have gained significant…

Quantum Physics · Physics 2024-08-26 Xiao-Qiang Shao , Shi-Lei Su , Lin Li , Rejish Nath , Jin-Hui Wu , Weibin Li

In the past two decades, the revolutionary technologies of creating cold and ultracold molecules have provided cutting-edge experiments for studying the fundamental phenomena of collision physics. To a large degree, the recent explosion of…

Atomic Physics · Physics 2022-01-25 Yang Liu , Le Luo

Long-range metastable molecules consisting of two cesium atoms in high Rydberg states have been observed in an ultracold gas. A sequential three-photon two-color photoassociation scheme was employed to form these molecules in states which…

Atomic Physics · Physics 2016-11-17 Heiner Saßmannshausen , Johannes Deiglmayr

Rydberg blockade of ultracold atoms is considered now as one of the most promising tools for the implementation of quantum computing, but its fidelity can be substantially compromised by detrimental excitation of the neighbouring atoms.…

Atomic Physics · Physics 2017-05-05 Yurii V. Dumin

Recent experimental breakthroughs in trapping, cooling and controlling ultracold gases of polar molecules, magnetic and Rydberg atoms have paved the way toward the investigation of highly tunable quantum systems, where anisotropic,…

Quantum Gases · Physics 2015-02-11 M. A. Baranov , M. Dalmonte , G. Pupillo , P. Zoller

We present an overview of our recent investigations of long-range interactions in an ultracold Cs Rydberg gas. These interactions are studied by high-resolution photoassociation spectroscopy, using excitation close to one-photon transitions…

Atomic Physics · Physics 2016-07-15 Heiner Saßmannshausen , Johannes Deiglmayr , Frédéric Merkt

Quantum information processing based on Rydberg atoms emerged as a promising direction two decades ago. Recent experimental and theoretical progresses have shined exciting light on this avenue. In this concise review, we will briefly…

Quantum Physics · Physics 2021-02-05 Xiaoling Wu , Xinhui Liang , Yaoqi Tian , Fan Yang , Cheng Chen , Yong-Chun Liu , Meng Khoon Tey , Li You

An increasingly large variety of molecular species are being cooled down to low energies in recent years, and innovative ideas and powerful techniques continue to emerge to gain ever more precise control of molecular motion. In this brief…

Quantum Gases · Physics 2024-05-24 Tim Langen , Giacomo Valtolina , Dajun Wang , Jun Ye

This article provides a brief review of how various spectroscopies have been used to investitage many-body quantum phenomena in the context of ultracold Fermi gases. In particular, work done with RF spectroscopy, Bragg spectroscopy and…

Quantum Gases · Physics 2016-04-20 Paivi Torma