English
Related papers

Related papers: Cavity electromagnetically induced transparency an…

200 papers

Quantum entanglement is an essential ingredient for the absolute security of quantum communication. Generation of continuous-variable entanglement or two-mode squeezing between light fields based on the effect of electromagnetically induced…

Quantum Physics · Physics 2019-07-01 You-Lin Chuang , Ray-Kuang Lee , Ite A. Yu

Electromagnetically induced transparency (EIT) has usually been demonstrated by using three-level atomic systems. In this paper, we theoretically proposed an efficient method to realize EIT in microwave regime through a coupled system…

Quantum Physics · Physics 2015-02-10 Xin Wang , Hong-rong Li , Wen-xiao Liu , Fu-li Li

Systems of interacting classical harmonic oscillators have received considerable attention in the last years as analog models for describing electromagnetically induced transparency (EIT) and associated phenomena. We review these models and…

Atomic Physics · Physics 2015-08-19 J. A. Souza , L. Cabral , R. R. Oliveira , C. J. Villas-Boas

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 study the electromagnetically induced transparency (EIT) effect with two individually addressed four-level Rydberg atoms subjected to the interatomic van der Waals interaction. We derive an effectively atomic Raman transition model where…

Quantum Physics · Physics 2014-10-15 Huaizhi Wu , Meng-Meng Bian , Li-Tuo Shen , Rong-Xin Chen , Zhen-Biao Yang , Shi-Biao Zheng

We propose a scheme to exchange optical vortices of slow light using the phenomenon of electromagnetically induced transparency (EIT) in a four-level double-$\Lambda$ atom-light coupling scheme illuminated by a pair of probe fields as well…

Optics · Physics 2018-08-01 Hamid Reza Hamedi , Julius Ruseckas , Gediminas Juzeliūnas

Electromagnetically-induced transparency (EIT) has been proposed as a way to greatly enhance cross-phase modulation, with the possibility of leading to few-photon-level optical nonlinearities. This enhancement grows as the transparency…

Atomic Physics · Physics 2016-01-27 Amir Feizpour , Greg Dmochowski , Aephraim M. Steinberg

We demonstrate electromagnetically induced transparency (EIT) in a four-level cascade-like system, where the two upper levels are Rydberg states coupled by a microwave field. A two-photon transition consisting of an off-resonant microwave…

Atomic Physics · Physics 2018-05-09 Thibault Vogt , Christian Gross , Thomas F. Gallagher , Wenhui Li

We study how an oscillating mirror affects the electromagnetically induced transparency (EIT) of an atomic ensemble, which is confined in a gas cell placed inside a micro-cavity with an oscillating mirror in one end. The oscillating mirror…

Quantum Physics · Physics 2013-05-29 Yue Chang , T. Shi , Yu-xi Liu , C. P. Sun , Franco Nori

We investigate a hybrid optomechanical system comprised of a mechanical oscillator and an atomic 3-level ensemble within an optical cavity. We show that a suitably tailored cavity field response via Electromagnetically Induced Transparency…

Quantum Physics · Physics 2015-05-28 Claudiu Genes , Helmut Ritsch , Michael Drewsen , Aurélien Dantan

We perform a quantum-theoretical treatment of cavity linewidth narrowing with intracavity electromagnetically induced transparency (EIT). By means of intracavity EIT, the photons in the cavity are in the form of cavity polaritons:…

Quantum Physics · Physics 2015-04-10 G. W. Lin , J. Yang , X. M. Lin , Y. P. Niu , S. Q. Gong

We propose a technique for quantum nondemolition (QND) measurement and heralded preparation of Fock states by dynamics of electromagnetically induced transparency (EIT). An atomic ensemble trapped in an optical cavity is driven by two…

Quantum Physics · Physics 2012-03-30 G. W. Lin , Y. P. Niu , T. Huang , X. M. Lin , Z. Y. Wang , S. Q. Gong

Electromagnetically induced transparency (EIT) and absorption (EIA) are quantum coherence phenomena which result due to interference of excitation pathways. Since the first realization of EIT in 1991 and EIA in 1998, mechanisms behind these…

Quantum Physics · Physics 2022-06-20 Yağız Oyun , Özgür Çakır , Sevilay Sevinçli

We show that, by simple modifications of the usual three-level $\Lambda$-type scheme used for obtaining electromagnetically induced transparency (EIT), phase dependence in the response of the atomic medium to a weak probe field can be…

Quantum Physics · Physics 2009-11-11 Kishore T. Kapale , Mostafa Sahrai , Habib Tajali , M. Suhail Zubairy

We present a quantum multi-modal treatment describing Electromagnetically Induced Transparency (EIT) as a mechanism for storing continuous variable quantum information in light fields. Taking into account the atomic noise and decoherences…

Quantum Physics · Physics 2007-07-10 G. Hétet , A. Peng , M. T. Johnsson , J. J. Hope , P. K. Lam

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

A $\Lambda$-system in $D_2$ line transition of the $^{87}Rb$ atom has been investigated for quantum interference effects for different configurations of coupling field. With a travelling wave coupling field (co-propagating with probe…

Atomic Physics · Physics 2018-10-17 Charu Mishra , A. Chakraborty , Vivek Singh , S. P. Ram , V. B. Tiwari , S. R. Mishra

We present an experiment using a sample of laser-cooled Rb atoms to show that cross-phase modulation schemes continue to benefit from electromagnetically-induced transparency (EIT) even as the transparency window is made narrower than the…

Quantum Physics · Physics 2016-05-04 Greg Dmochowski , Amir Feizpour , Matin Hallaji , Chao Zhuang , Alex Hayat , Aephraim Steinberg

Electromagnetically induced transparency (EIT) is observed in gaseous 4He at room temperature. Ultra-narrow (less than 10 kHz) EIT windows are obtained for the first time for purely electronic spins in the presence of Doppler broadening.…

Electromagnetically induced transparency (EIT) is observed in a three-level system composed of an excited state and two coherent superpositions of the two ground-state levels. This peculiar ground state basis is composed of the so-called…

Quantum Physics · Physics 2015-05-14 T. Lauprêtre , J. Ruggiero , R. Ghosh , F. Bretenaker , F. Goldfarb