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Related papers: Coherent-state-induced transparency

200 papers

Electromagnetically-induced transparency (EIT) exploits quantum coherence to burn subnatural linewidth holes within a spectral line. We investigate the less explored properties of EIT to effect absorptive nonlinear processes without…

Light transport in a dense and disordered cold atomic ensemble, where the cooperation of atomic dipoles essentially modifies their coupling with the radiation modes, offers an alternative approach to light-matter interfacing protocols.…

Quantum Physics · Physics 2015-05-19 A. S. Sheremet , D. F. Kornovan , L. V. Gerasimov , B. Gouraud , J. Laurat , D. V. Kupriyanov

The correlation spectroscopy has been successfully employed in the measurement of the intrinsic linewidth of electromagnetically induced transparency (EIT) in time and frequency domain. We study the role of the sidebands of the intense…

Quantum Physics · Physics 2016-07-13 H. M. Florez , A. Kumar , K. Theophilo , P. Nussenzveig , M. Martinelli

We realize a suppression of an electromagnetically induced transparency (EIT) like transmission in a metasurface induced by a local electric field that is strongly enhanced based on two approaches: squeezing of electromagnetic energy in…

Optics · Physics 2015-10-12 Yasuhiro Tamayama , Keisuke Hamada , Kanji Yasui

In this paper, we propose and study a hybrid mechanism for coherent transmission of photons in the coupled resonator optical waveguide (CROW) by incorporating the electromagnetically induced transparency (EIT) effect into the controllable…

Quantum Physics · Physics 2009-11-13 Lan Zhou , Jing Lu , C. P. Sun

We experimentally demonstrate coherent amplification of probe field in a tripod-type atoms driven by strong coupling, signal and weak probe fields. We suppress linear and nonlinear atomic absorptions for resonant and near resonant probe via…

We report characterization of electromagnetically induced transparency (EIT) resonances in the D1 line of Rb-87 under various experimental conditions. The dependence of the EIT linewidth on the power of the pump field was investigated, at…

Quantum Physics · Physics 2009-11-13 E. Figueroa , F. Vewinger , J. Appel , A. I. Lvovsky

We demonstrate the existence of the phenomenon of the inverse electromagnetically induced transparency (IEIT) in an opto mechanical system consisting of a nanomechanical mirror placed in an optical cavity. We show that two weak…

Quantum Physics · Physics 2015-06-15 G. S. Agarwal , Sumei Huang

We propose a feasible scheme of quantum state storage and manipulation via electromagnetically induced transparency (EIT) in flexibly $united$ multi-ensembles of three-level atoms. For different atomic array configurations, one can properly…

Quantum Physics · Physics 2009-11-10 H. Jing , X. -J. Liu , M. -L. Ge , M. -S. Zhan

We present a proof-of-principle experiment in which the population of an atomic level is spatially localized using the technique of electromagnetically-induced transparency (EIT). The key idea is to utilize the sensitive dependence of the…

Atomic Physics · Physics 2015-05-20 N. A. Proite , Z. J. Simmons , D. D. Yavuz

We present theoretical and numerical analysis of a plasmonic-dielectric hybrid system for symmetric and asymmetric coupling between silver cut-wire pairs and silicon grating waveguide with periodic grooves. The results show that both…

Optics · Physics 2015-05-20 Bin Tang , Lei Dai , Chun Jiang

Stable transport of laser beams in highly over-dense plasmas is of significance in fast ignition of inertial confinement fusion, relativistic electrons generation, and powerful electromagnetic emission, but hard to realize. Early in 1996,…

Plasma Physics · Physics 2024-04-19 Tie-Huai Zhang , Wei-Min Wang , Yu-Tong Li , Jie Zhang

We show that the Electromagnetically Induced Transparency (EIT) is possible in a medium exhibiting Rydberg excitons and indicate the realistic parameters to perform the experiment. The calculations for a Cu$_2$O crystal are given which show…

Quantum Physics · Physics 2016-12-30 Sylwia Zielińska-Raczyńska , David Ziemkiewicz , Gerard Czajkowski

The coherent superposition of two-atomic levels induced by coherent population trapping is employed in a standard $\Lambda$ type scheme to form a tripod-like system. A weak probe pulse scanning across the system is shown to experience a…

Quantum Physics · Physics 2008-01-02 YongYao Li , HuaRong Zhang , YongZhu Chen , JianYing Zhou

Using the density matrix theory of interaction between light and matter, and relevant parameters of the relaxation rates for a six-level model, we have shown theoretically the possibility of realizing Electromagnetically Induced…

Quantum Physics · Physics 2007-05-23 Hassan Kaatuzian , Sina Mehrabadi , Ahmad Ajdarzadeh Oskouei

The phenomenon of Coherent Population Trapping (CPT) of an atom (or solid state "artificial atom"), and the associated effect of Electromagnetically Induced Transparency (EIT), are clear demonstrations of quantum interference due to…

The Doppler effect of moving atoms can create irreversibility of light. We show that the laser field in electromagnetic induced transparency (EIT) scheme with atomic motion can control the directional propagation of two counter-propagating…

Quantum Physics · Physics 2008-07-23 C. H. Raymond Ooi

The generation of an entangled coherent state is one of the most important ingredients of quantum information processing using coherent states. Recently, numerous schemes to achieve this task have been proposed. In order to generate…

Quantum Physics · Physics 2009-11-07 M. Paternostro , M. S. Kim , B. S. Ham

We study the influence of a lossless material medium on the coherent storage and quantum state transfer of a quantized probe light in an ensemble of $\Lambda $-type atoms. The medium is modeled as uniformly distributed two-level atoms with…

Quantum Physics · Physics 2009-11-13 Liang He , Yu-xi Liu , S. Yi , C. P. Sun , Franco Nori

A strong phase modulated coupling field leads to an amplitude modulation of a probe field in an electromagnetically induced transparency process. Time vs. detuning plots for different modulation frequencies reveals a transition between an…

Quantum Physics · Physics 2013-12-31 David Shwa , Nadav Katz