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In the sealed-off cesium vapor cell studied in this work, a residual rubidium fraction of approximately $\sim$1\% was observed. We investigate the optical response of these trace Rb atoms in a sealed 1~cm long Cs-filled vapor cell. Despite…

Atomic Physics · Physics 2026-03-11 Armen Sargsyan , Anahit Gogyan , David Sarkisyan

We have demonstrated the laser frequency offset locking via the Rb tripod-type double dark resonances electromagnetically induced transparency (EIT) system. The influence of coupling fields power and detuning on the tripod-type EIT profile…

Optics · Physics 2015-06-19 Kang Ying , Yueping Niu , Dijun Chen , Haiwen Cai , Ronghui Qu , Shangqing Gong

Electromagnetically induced transparency (EIT) analogue in all-dielectric metamaterials with a high quality factor provides an effective route to enhance light-matter interaction at the nanoscale. In particular, the active control applied…

Optics · Physics 2020-10-15 Tingting Liu , Huaixing Wang , Chaobiao Zhou , Xiaoyun Jiang , Shuyuan Xiao

We investigate Rydberg electromagnetically induced transparency (EIT) of $^{85}$Rb atomic vapor in a glass cell that contains a 5-Torr neon buffer gas. At low probe power, EIT lines exhibit a positive frequency shift of about 70~MHz and a…

Atomic Physics · Physics 2023-08-16 Nithiwadee Thaicharoen , Ryan Cardman , Georg Raithel

We have studied electromagnetically induced transparency (EIT) in diatomic cesium molecules in a vapor cell by using tunable diode lasers. We have observed a sub-natural Lambda-resonance in an absorption molecular band at different cesium…

We analyze the fidelity of a deterministic quantum phase gate for two photons counterpropagating as polaritons through a cloud of Rydberg atoms under the condition of electromagnetically induced transparency (EIT). We provide analytical…

Quantum Gases · Physics 2020-04-22 Przemyslaw Bienias , Hans Peter Buechler

We investigate the collective dynamics of a three-level ensemble under the Dicke limit, revealing a unified connection between superradiant emission and electromagnetically induced transparency (EIT). Our results show that the transient…

We determine the optical response of a thin and dense layer of interacting quantum emitters. We show that in such a dense system, the Lorentz redshift and the associated interaction broadening can be used to control the transmission and…

Quantum Physics · Physics 2016-07-12 Raiju Puthumpally-Joseph , Maxim Sukharev , Osman Atabek , Eric Charron

We experimentally and theoretically analyze the propagation of weak signal field pulses under the conditions of electromagnetically induced transparency (EIT) in hot Rb vapor, and study the effects of resonant four-wave mixing (FWM). In…

Quantum Physics · Physics 2012-05-15 N. B. Phillips , A. V. Gorshkov , I. Novikova

The presence of ultra-narrow inter-combination spectroscopic lines in alkaline earth elements places them as promising candidates for optical atomic clocks, quantum computation, and for probing fundmental physics. Doppler cooling of these…

Atomic Physics · Physics 2023-11-15 Korak Biswas , Kushal Patel , S. Sagar Maurya , Pranab Dutta , Umakant D. Rapol , Yeshpal Singh

We study, theoretically and experimentally, electromagnetically induced transparency (EIT) in two different solid-state systems. Unlike many implementations in homogeneously broadened media, these systems exhibit inhomogeneous broadening of…

We study the coherent propagation of light whose dynamics is governed by the effective Schr\"{o}dinger equation derived in a magneto-optically-manipulated atomic ensemble with a four-level tripod configuration for electromagnetically…

Quantum Physics · Physics 2013-11-20 Lan Zhou , Yusuf Turek , C. P. Sun , F. Nori

We theoretically investigate light propagation and electromagnetically induced transparency (EIT) in a quasi one-dimensional gas in which atoms interact strongly via exchange interactions. We focus on the case in which the gas is initially…

Atomic Physics · Physics 2014-08-01 Weibin Li , Daniel Viscor , Sebastian Hofferberth , Igor Lesanovsky

We report experimental measurements showing how one can combine quantum interference and thermal Doppler shifts at room temperature to detect weak magnetic fields. We pump ${}^{87}$Rb atoms to a highly-excited, Rydberg level using a probe…

Atomic Physics · Physics 2024-07-25 Shovan Kanti Barik , Silpa B S , M Venkat Ramana , Shovan Dutta , Sanjukta Roy

We theoretically investigate the interaction between the conductive graphene layer with the dual-spectral electromagnetically induced transparency (EIT) metamaterial and achieve independent amplitude modulation of the transmission peaks in…

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 study procedures for the optimization of efficiency of light storage and retrieval based on the dynamic form of electromagnetically induced transparency (EIT) in warm Rb vapor. We present a detailed analysis of two recently demonstrated…

Quantum Physics · Physics 2009-11-13 Nathaniel B. Phillips , Alexey V. Gorshkov , Irina Novikova

We present a theoretical formulation of competition among electromagnetically induced transparency (EIT) and Raman processes. The latter become important when the medium can no longer be considered to be dilute. Unlike the standard…

Optics · Physics 2007-05-23 G. S. Agarwal , T. N. Dey , Daniel J. Gauthier

We propose a method for trapping weak signal pulses by soliton and realizing its trajectory control via electromagnetically induced transparency (EIT). The system we consider is a cold, coherent atomic gas with a tripod or multipod level…

Optics · Physics 2016-04-19 Zhiming Chen , Guoxiang Huang

We demonstrate the double electromagnetically induced transparency (double-EIT) and double four-wave mixing (double-FWM) based on a new scheme of non-degenerate four-wave mixing (FWM) involving five levels of a cold 85Rb atomic ensemble, in…

Optics · Physics 2015-06-05 Yang Liu , Jing-Hui Wu , Dong-Sheng Ding , Bao-Sen Shi , Guang-Can Guo
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