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In this talk I discuss the relevance of atomic physics in understanding some important questions about elementary particle physics. A particular attention is devoted to atomic parity violation measurements which seem to suggest new physics…

High Energy Physics - Phenomenology · Physics 2009-10-31 Roberto Casalbuoni

After decades of improvements in cooling techniques of several atomic species and in finding methods for the achievement of stable quantum mixtures, the field is now ready for an extensive use of such a versatile experimental platform for…

Quantum Gases · Physics 2024-12-03 Cosetta Baroni , Giacomo Lamporesi , Matteo Zaccanti

A recent progress on laser cooling of molecules is summarized. Since the development during 1980s for atomic species, laser cooling has been the very beginning step to cool and trap atoms for frontier research on quantum simulations,…

Atomic Physics · Physics 2023-03-29 Eunmi Chae

We examine the properties of a quantum reflection trap when particle-interaction is included. We explore the influence of the particle-interaction on the trapping for different regimes: repulsive particle-interaction and attractive…

Quantum Physics · Physics 2009-11-13 Alexander Jurisch , Jan-Michael Rost

Experiments with trapped atomic gases have opened novel possibilities for studying the evolution of nonequilibrium finite quantum systems, which revived the necessity of reconsidering and developing the theory of such processes. This review…

Statistical Mechanics · Physics 2012-01-16 V. I. Yukalov

Although the study of ultracold quantum gases trapped by light is a prominent direction of modern research, the quantum properties of light were widely neglected in this field. Quantum optics with quantum gases closes this gap and addresses…

Quantum Gases · Physics 2012-05-09 Igor B. Mekhov , Helmut Ritsch

Ultrafast electronic dynamics are typically studied using pulsed lasers. We demonstrate a complementary experimental approach: quantum simulation of ultrafast dynamics using trapped ultracold atoms. Counter-intuitively, this technique…

Cold atomic gases have provided us with a great number of opportunities for studying various physical systems under controlled conditions that are seldom offered in other fields. We are thus at the point where one can truly do quantum…

Quantum Physics · Physics 2016-04-01 Nikolaj Thomas Zinner

Physics is living an era of unprecedented cross-fertilization among the different areas of science. In this perspective review, we discuss the manifold impact that ultracold-atom quantum technologies can have in fundamental and applied…

Quantum Physics · Physics 2024-05-13 Jorge Yago Malo , Luca Lepori , Laura Gentini , Maria Luisa Chiofalo

A method of slowing, accelerating, cooling, and bunching molecules and neutral atoms using time-varying electric field gradients is demonstrated with cesium atoms in a fountain. The effects are measured and found to be in agreement with…

Atomic Physics · Physics 2009-10-31 Jason A. Maddi , Timothy P. Dinneen , Harvey Gould

Ultracold atomic physics experiments offer a nearly ideal context for the investigation of quantum systems far from equilibrium. We describe three related emerging directions of research into extreme non-equilibrium phenomena in atom traps:…

Cosmological observations as well as theoretical approaches to physics beyond the Standard Model provide strong motivations for experimental tests of fundamental symmetries, such as CPT invariance. In this context, the availability of cold…

A quantum simulator based on ultracold optically trapped atoms for simulating the physics of atoms and molecules in ultrashort intense laser fields is introduced. The slowing down by about 13 orders of magnitude allows to watch in slow…

Atomic Physics · Physics 2017-02-01 Simon Sala , Johann Förster , Alejandro Saenz

Taming quantum dynamical processes is the key to novel applications of quantum physics, e.g. in quantum information science. The control of light-matter interactions at the single-atom and single-photon level can be achieved in cavity…

Quantum Physics · Physics 2015-06-26 Stefan Nussmann , Karim Murr , Markus Hijlkema , Bernhard Weber , Axel Kuhn , Gerhard Rempe

This article reviews some recent developments for new cooling technologies in the fields of condensed matter physics and cold gases, both from an experimental and theoretical point of view. The main idea is to make use of distinct many-body…

Strongly Correlated Electrons · Physics 2016-01-21 Bernd Wolf , Andreas Honecker , Walter Hofstetter , Ulrich Tutsch , Michael Lang

Recent experiments have demonstrated the ability to optically cool a macroscopic mechanical oscillator to its quantum ground state by means of dynamic backaction. Such experiments allow quantum mechanics to be tested with mesoscopic…

Mesoscale and Nanoscale Physics · Physics 2013-05-10 Jan Gieseler , Bradley Deutsch , Romain Quidant , Lukas Novotny

An enduring challenge for contemporary physics is to experimentally observe and control quantum behavior in macroscopic systems. We show that a single trapped atomic ion could be used to probe the quantum nature of a mesoscopic mechanical…

Quantum Physics · Physics 2007-05-23 W. K. Hensinger , D. W. Utami , H. -S. Goan , K. Schwab , C. Monroe , G. J. Milburn

Laser cooling and trapping offers the possibility of confining a sample of radioactive atoms in free space. Here, we address the question of how best to take advantage of cold atom properties to perform the observation of as highly…

Atomic Physics · Physics 2009-11-10 S. Sanguinetti , J. Guéna , M. Lintz , Ph. Jacquier , A. Wasan , M-A. Bouchiat

We study the laser cooling of one atom in an harmonic trap beyond the Lamb-Dicke regime. By using sequences of laser pulses of different detunings we show that the atom can be confined into just one state of the trap, either the ground…

Quantum Physics · Physics 2009-10-31 Luis Santos , Maciej Lewenstein

The relaxation of isolated quantum many-body systems is a major unsolved problem connecting statistical and quantum physics. Studying such relaxation processes remains a challenge despite considerable efforts. Experimentally, it requires…

Quantum Gases · Physics 2015-04-14 Tim Langen , Remi Geiger , Jörg Schmiedmayer