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Related papers: Electric Rydberg-atom interferometery

200 papers

Rydberg EIT-based microwave sensing has limited microwave-to-optical conversion bandwidth due to fundamental limitation in the optical pumping rate to its dark state. We demonstrate a parametric six-wave mixing of optical probe and coupling…

Atomic Physics · Physics 2022-07-06 Tanim Firdoshi , Sujit Garain , Suman Mondal , Ashok K. Mohapatra

We measure strong radio-frequency (RF) electric fields using rubidium Rydberg atoms prepared in a room-temperature vapor cell as field sensors. Electromagnetically induced transparency is employed as an optical readout. We RF-modulate the…

Atomic Physics · Physics 2016-05-16 Stephanie A. Miller , David A. Anderson , Georg Raithel

We report on a two-particle matter wave interferometer realized with pairs of trapped 87Rb atoms. Each pair of atoms is confined at a single site of an optical lattice potential. The interferometer is realized by first creating a coherent…

Soft Condensed Matter · Physics 2009-11-10 Artur Widera , Olaf Mandel , Markus Greiner , Susanne Kreim , Theodor W. Hänsch , Immanuel Bloch

Out-of-equilibrium, strong correlation in a many-body system triggers emergent properties that can act in important ways to constrain the natural dissipation of energy and matter. Networks of atoms, intricately engineered to arrange…

The ionization of hydrogen Rydberg atoms by circularly polarized microwaves is studied quantum mechanically in a model two dimensional atom. We apply a combination of a transformation to the coordinate frame rotating with the field, with…

chao-dyn · Physics 2009-10-28 Jakub Zakrzewski , Robert Gebarowski , Dominique Delande

Recently atomic based MW electrometry is experimentally demonstrated and interferometry has been proposed. The proposed interferometry bypasses the conventional, electrical circuit based MW interferometry in much superior fashion. However,…

Atomic Physics · Physics 2018-08-01 Dangka Shylla , Kanhaiya Pandey

We present an all-optical protocol for detecting population in a selected Rydberg state of alkali atoms. The detection scheme is based on the interaction of an ensemble of ultracold atoms with two laser pulses: one weak probe pulse which is…

Atomic Physics · Physics 2015-05-14 Florian Karlewski , Markus Mack , Jens Grimmel , Nóra Sándor , and József Fortágh

We study a novel regime of the Rydberg excitation blockade using highly Stark-shifted, yet long-living, states of Rb atoms subject to electric fields above the classical ionization limit. Such states allow tuning the dipole-dipole…

High-fidelity entangled Bell states are of great interest in quantum physics. Entanglement of ultracold neutral atoms in two spatially separated optical dipole traps is promising for implementation of quantum computing and quantum…

Atomic Physics · Physics 2018-03-14 I. I. Beterov , G. N. Hamzina , E. A. Yakshina , D. B. Tretyakov , V. M. Entin , I. I. Ryabtsev

We show theoretically that it is possible to coherently transfer vibrational excitation between trapped neutral atoms over a micrometer apart. To this end we consider three atoms, where two are in the electronic ground state and one is…

Atomic Physics · Physics 2024-12-30 Abhijit Pendse , Sebastian Wüster , Matthew T. Eiles , Alexander Eisfeld

Atoms confined in optical tweezer arrays constitute a platform for the implementation of quantum computers and simulators. State-dependent operations are realized by exploiting electrostatic dipolar interactions that emerge, when two atoms…

Quantum Physics · Physics 2023-08-28 Matteo Magoni , Radhika Joshi , Igor Lesanovsky

A theory of Rydberg atom interactions is used to derive analytical forms for the spin wave pair correlation function in laser-excited cold-atom vapors. This function controls the quantum statistics of light emission from dense,…

Quantum Physics · Physics 2012-10-09 F. Bariani , Paul M. Goldbart , T. A. B. Kennedy

Rydberg states of alkali atoms are highly sensitive to electromagnetic radiation in the GHz-to-THz regime because their transitions have large electric dipole moments. Consequently, environmental blackbody radiation (BBR) can couple Rydberg…

We present a comprehensive numerical simulation of an echo-type atom interferometer. The simulation confirms a new theoretical description of this interferometer that includes effects due to spontaneous emission and magnetic sub-levels.…

Atomic Physics · Physics 2013-02-05 Brynle Barrett , Itay Yavin , Scott Beattie , A. Kumarakrishnan

The ability to image electromagnetic fields holds key scientific and industrial applications, including electromagnetic compatibility, diagnostics of high-frequency devices, and experimental scientific work involving field interactions.…

Multiple adiabatic/diabatic passages through avoided crossings in the Stark map of cesium Rydberg atoms are employed as beam splitters and recombiners in an atom-interferometric measurement of energy-level splittings. We subject cold cesium…

Atomic Physics · Physics 2017-07-31 Limei Wang , Hao Zhang , Linjie Zhang , Georg Raithel , Jianming Zhao , Suotang Jia

Long-range interactions between cold Rydberg atoms, which are used in many important applications, can be enhanced using F\"orster resonances between collective many-body states controlled by an external electric field. Here we report on…

Quantum Physics · Physics 2014-12-05 D. B. Tretyakov , V. M. Entin , E. A. Yakshina , I. I. Beterov , C. Andreeva , I. I. Ryabtsev

Atoms excited to electronically high-lying Rydberg states decay to low-energy states through spontaneous emission processes. We investigate the impact of a static electric field on the superradiant emission process between Rydberg…

Atomic Physics · Physics 2024-11-18 Yunhui He , Jingxu Bai , Yuechun Jiao , Weibin Li , Jianming zhao

The ability to control and tune interactions in ultracold atomic gases has paved the way towards the realization of new phases of matter. Whereas experiments have so far achieved a high degree of control over short-ranged interactions, the…

In recent years, Rydberg excitations in atomic quantum gases have become a successful platform to explore quantum impurity problems. A single impurity immersed in a Fermi gas leads to the formation of a polaron, a quasiparticle consisting…

Quantum Gases · Physics 2024-11-15 Marcel Gievers , Marcel Wagner , Richard Schmidt