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Related papers: Excitation transport through Rydberg dressing

200 papers

We report on the study of state-changing collisions between Rydberg atoms and ground state atoms. We employ high-resolution momentum spectroscopy to identify the final states. In contrast to previous studies, we find that the outcome of…

Atomic Physics · Physics 2021-07-14 Philipp Geppert , Max Althön , Daniel Fichtner , Herwig Ott

Recent theoretical studies with alkali atoms A$^{\ast}$ excited to high Rydberg states predicted the existence of ultra long-range molecular bound states. Such excited dimers have large electric dipole moments which, in combination with…

Atomic Physics · Physics 2009-11-13 Chris H. Greene , Edward L. Hamilton , Heather Crowell , Cedomil Vadla , Kay Niemax

We study the emergence of many-body correlations in the stationary state of continuously-driven, strongly-interacting dissipative system. Specifically, we examine resonant optical excitations of Rydberg states of atoms interacting via…

Atomic Physics · Physics 2013-05-30 David Petrosyan , Michael Hoening , Michael Fleischhauer

In this article we discuss a scheme of teleportation of atomic states. The experimental realization proposed makes use of cavity Quatum Electrodynamics involving the interaction of Rydberg atoms with a micromaser cavity prepared in a…

Quantum Physics · Physics 2009-11-10 E. S. Guerra

We propose a protocol for sympathetically cooling neutral atoms without destroying the quantum information stored in their internal states. This is achieved by designing state-insensitive Rydberg interactions between the data-carrying atoms…

We show that an array of ultracold Rydberg atoms embedded in a laser driven background gas can serve as an aggregate for simulating exciton dynamics and energy transport with a controlled environment. Spatial disorder and decoherence…

Atomic Physics · Physics 2015-04-09 D. W. Schönleber , A. Eisfeld , M. Genkin , S. Whitlock , S. Wüster

The properties and behaviour of a Ring Rydberg Composite are explicated. This system consists of a ring of ground state atoms centered on a Rydberg atom, whose electron elastically scatters off the ground state atoms. We transform the…

Atomic Physics · Physics 2020-02-19 Matthew T. Eiles , Andrew L. Hunter , Jan M. Rost

Recent developments in the study of ultracold Rydberg gases demand an advanced level of experimental sophistication, in which high atomic and optical densities must be combined with excellent control of external fields and sensitive Rydberg…

We explore the fluorescence signals from a pair of atoms driven towards Rydberg states on a three-level ladder transition. The dipole--dipole interactions between Rydberg excited atoms significantly distort the dark state and…

Quantum Physics · Physics 2015-09-23 Qing Xu , Klaus Mølmer

We show that transient supersolid quantum states of Rydberg-excitations can be created dynamically from a Mott insulator of ground state atoms in a 2D optical-lattices by irradiating it with short laser pulses. The structure of these…

Quantum Physics · Physics 2011-08-05 P. -L. Giscard , D. Jaksch

We study the propagation of strongly interacting Rydberg polaritons through an atomic medium in a one-dimensional optical lattice. We derive an effective single-band Hubbard model to describe the dynamics of the dark state polaritons under…

Quantum Physics · Physics 2021-01-04 T. Pistorius , J. Kazemi , H. Weimer

Up to date, the life time of experimentally demonstrated entangled states has been limited, due to their fragility under decoherence and dissipation. Therefore, they are created under strict isolation conditions. In contrast, new approaches…

Quantum Physics · Physics 2013-05-29 Christine A. Muschik , Eugene S. Polzik , J. Ignacio Cirac

We investigate a long-range interaction between $64D_{5/2}$ Rydberg-atom pairs and antiblockade effect employing a two-color excitation scheme. The first color (pulse A) is set to resonantly excite the Rydberg transition and prepare a few…

Atomic Physics · Physics 2020-02-25 Suying Bai , Xuedong Tian , Xiaoxuan Han , Yuechun Jiao , Jinhui Wu , Jianming Zhao , Suotang Jia

The controlled transfer of particles from one site of a spatial lattice to another is essential for many tasks in quantum information processing and quantum communication. Arrays of semiconductor quantum dots and ultracold atoms held in…

Quantum Gases · Physics 2016-03-07 M. Bello , C. E. Creffield , G. Platero

We study the excitation dynamics of Rydberg atoms in a one-dimensional lattice with periodic boundary conditions where the atomic Rydberg states are resonantly excited from the electronic ground state. Our description of the corresponding…

Quantum Physics · Physics 2015-05-13 B. Olmos , R. González-Férez , I. Lesanovsky

Dynamic control of atomic dressing to the highly-excited Rydberg state in multi-level systems has special appeals owing to the development of flexible and precise measurement. In this study we develop an experimentally-accessible proposal…

Atomic Physics · Physics 2019-09-25 Yichun Gao , Yinghui Ren , Dongmin Yu , Jing Qian

Processes related to electronically excited states are central in many areas of science, however accurately determining excited-state energies remains a major challenge in theoretical chemistry. Recently, higher energy stationary states of…

Chemical Physics · Physics 2020-06-05 Hugh G. A. Burton , Alex J. W. Thom , Pierre-François Loos

We study the information transferring ability of a spin-1/2 XXZ Hamiltonian for two different modes of state transfer, namely, the well studied attaching scenario and the recently proposed measurement induced transport. The latter one has…

Quantum Physics · Physics 2014-08-05 Sima Pouyandeh , Farhad Shahbazi

We present a method to encode a \textit{dressed} qubit into the product state of an electron spin localized in quantum dot and its surrounding nuclear spins via a dressing transformation. In this scheme, the hyperfine coupling and a portion…

Quantum Physics · Physics 2010-05-19 Lian-Ao Wu

Recently, a new method, which can significantly speed up adiabatic quantum state transfer by using dressed states, was proposed by Baksic \emph{et~al.} [Phys. Rev. Lett. \textbf{116}, 230503 (2016)]. Assisted by quantum Zeno dynamics, we…

Quantum Physics · Physics 2016-10-11 Jin-Lei Wu , Xin Ji , Shou Zhang