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Related papers: Population trapping in the one-photon mazer

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A computational model study for complete frequency redistribution linear incoherent two-level atomic radiation trapping in optically dense media using the multiple scattering representation is presented. This model study discuss at length…

Physics Education · Physics 2009-11-13 A. R. Alves-Pereira , E. J. Nunes-Pereira , J. M. G. Martinho , M. N. Berberan-Santos

We describe one-dimensional photonic crystals that support a guided mode suitable for atom trapping within a unit cell, as well as a second probe mode with strong atom-photon interactions. A new hybrid trap is analyzed that combines optical…

Optics · Physics 2013-09-17 C. -L. Hung , S. M. Meenehan , D. E. Chang , O. Painter , H. J. Kimble

This paper develops a method of manipulating the squeezed atom state to generate a few-photon state whose phase or photon-number fluctuations are prescribed at our disposal. The squeezed atom state is a collective atomic state whose quantum…

Quantum Physics · Physics 2009-10-31 Hiroki Saito , Masahito Ueda

A cavity-modified master equation is derived for a coherently driven, V-type three-level atom coupled to a single-mode cavity in the bad cavity limit. We show that population inversion in both the bare and dressed-state bases may be…

Quantum Physics · Physics 2009-11-06 Jin-Sheng Peng , Gao-Xiang Li , Peng Zhou , S. Swain

We present detailed discussions of cooling and trapping mechanisms for an atom in an optical trap inside an optical cavity, as relevant to recent experiments. The interference pattern of cavity QED and trapping fields in space makes the…

Quantum Physics · Physics 2009-11-06 S. J. van Enk , J. McKeever , H. J. Kimble , J. Ye

Coherent population trapping (CPT) is extensively studied for future vapor cell clocks of high frequency stability. In the constructive polarization modulation CPT scheme, a bichromatic laser field with polarization and phase synchronously…

Atomic Physics · Physics 2016-07-27 Peter Yun , Stephane Guerandel , Emeric de Clercq

We investigate the scattering of single photons by single atoms and, in particular, the dependence of the atomic dynamics and the scattering probability on the photon bandwidth. We tightly focus the incident photons onto a single…

The atom-by-atom characterization of quantum gases requires the development of novel measurement techniques. One particularly promising new technique demonstrated in recent experiments uses strong fluorescent laser scattering from neutral…

Quantum Gases · Physics 2013-05-29 Martin Shotter

In a hybrid micromaser system consisting of an optical cavity with a moving mirror connected to a low temperature thermal bath, we demonstrate, both analytically and numerically, that for certain interaction times between a random atomic…

Quantum Physics · Physics 2023-03-24 Hugo Molinares , Vitalie Eremeev , Miguel Orszag

We consider the coherent population trapping phenomenon in a thermal sodium atomic beam. We compare the different coherent population trapping schemes that can be established on the D1 line using the Zeeman sublevels of a given ground…

Atomic Physics · Physics 2008-02-03 F. Renzoni , W. Maichen , L. Windholz , E. Arimondo

An experiment is performed where a single rubidium atom trapped within a high-finesse optical cavity emits two independently triggered entangled photons. The entanglement is mediated by the atom and is characterized both by a Bell…

Quantum Physics · Physics 2009-01-26 B. Weber , H. P. Specht , T. Mueller , J. Bochmann , M. Muecke , D. L. Moehring , G. Rempe

The theory of scattering of atom pairs in a periodic potential is presented for the case of different atoms. When the scattering dynamics is restricted to the lowest Bloch band of the periodic potential, a separation in relative and average…

Other Condensed Matter · Physics 2009-11-13 R. T. Piil , N. Nygaard , K. Molmer

Population trapping occurs when a particular quantum-state superposition is immune to action by a specific interaction, such as the well-known dark state in a three-state lambda system. We here show that in a three-state loop linkage, a…

Quantum Physics · Physics 2008-05-28 A. A. Rangelov , N. V. Vitanov , B. W. Shore

We studied a system of atomic Bose-Einstein condensate coupled to a ring cavity within the mean-field theory. Due to the interaction between atoms and light field, the atoms can be self-trapped. This is verified with both variational and…

Quantum Gases · Physics 2020-12-10 Jieli Qin , Lu Zhou

Atomic population transfer in an inhomogeneously broadened optical medium is analyzed for on-demand photon storage-time control in both atomic frequency comb (AFC) and phase locked echoes. In AFC the photon storage mechanism belongs to the…

Quantum Physics · Physics 2010-04-08 Byoung S. Ham

This paper introduces and reviews light forces, atom cooling and atom trapping. The emphasis is on the physics of the basic processes. In discussing conservative forces the semi-classical dressed states are used rather than the usual…

atom-ph · Physics 2015-06-24 Craig Savage

Optical binding interactions between laser-trapped spherical microparticles are familiar in a wide range of trapping configurations. Recently it has been demonstrated that these experiments can be accurately modeled using Mie scattering or…

Optics · Physics 2015-05-13 J. M. Taylor , G. D. Love

We find a set of conditions to achieve complete population transfer, via coherent population trapping, from an initial state to a designated final state at a designated time in a degenerate n-state atom, where the transitions are caused by…

Quantum Physics · Physics 2007-05-23 J. H. McGuire , Kh. Kh. Shakov , Kh. Yu. Rakhimov

Trapped atomic ensembles are convenient systems for quantum information storage in the long-lived sublevels of the electronic ground state and its conversion to propagating optical photons via stimulated Raman processes. Here we investigate…

Quantum Physics · Physics 2021-05-20 A. Kurkó , P. Domokos , A. Vukics , T. Bækkegaard , N. T. Zinner , J. Fortágh , D. Petrosyan

We propose a microscopic model to describe the scattering of light by atoms in optical lattices. The model is shown to efficiently capture Bragg scattering, spontaneous emission and photonic band gaps. A connection to the transfer matrix…

Atomic Physics · Physics 2015-03-31 M. Samoylova , N. Piovella , R. Bachelard , Ph. W. Courteille