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We report the observation of Electromagnetically Induced Transparency (EIT) of a mechanical field, where a superconducting artificial atom is coupled to a 1D-transmission line for surface acoustic waves. An electromagnetic microwave drive…

Quantum Physics · Physics 2020-07-01 Gustav Andersson , Maria K. Ekström , Per Delsing

We implement double electromagnetically-induced transparency (double EIT) in rubidium vapor, using a tripod-shaped energy level scheme consisting of hyperfine and magnetic sublevels of the 5S1/2 to 5P1/2 transition. We show experimentally…

Quantum Physics · Physics 2009-11-13 Andrew MacRae , Geoff Campbell , A. I. Lvovsky

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 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

Electromagnetically induced transparency has the unique ability to optically control transparency windows with low light in atomic systems. However, its practical applications in quantum physics and information science are limited due to…

Light and matter can intertwine to create entirely new quantum states in the so-called strong-coupling regime, allowing unprecedented control over electromagnetic waves. In this work, strong-coupling mediated polaritonic states are…

The electromagnetically induced transparency (EIT) is a quantum interference phenomenon capable of altering the optical response of a medium, turning an initially opaque atomic sample into transparent for a given radiation field (probe…

We propose a cavity-mediated gate between two transmon qubits or other nonlinear superconducting elements. The gate is realized by driving both qubits at a frequency that is near-resonant with the frequency of the cavity. Since both qubits…

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…

We demonstrate cooling of the motion of a single atom confined by a dipole trap inside a high-finesse optical resonator. Cooling of the vibrational motion results from EIT-like interference in an atomic \Lambda-type configuration, where one…

The absorption of photons in a three-level atom can be controlled and manipulated by applying a coherent drive at one of the atomic transitions. The situation where the absorption is fully canceled, and the atom thus has been turned…

Quantum Physics · Physics 2020-12-01 Andreas Ask , Yao-Lung L. Fang , Anton Frisk Kockum

We theoretically investigate the phenomenon of electromagnetically induced transparency (EIT) of a weak probe field in hybrid optomechanics with a single three-level ($\Lambda$-type) atomic system. We report that, in the presence of…

Quantum Physics · Physics 2015-12-24 M. Javed Akram , Fazal Ghafoor , Farhan Saif

High degrees of intensity correlation between two independent lasers were observed after propagation through a rubidium vapor cell in which they generate Electromagnetically Induced Transparency (EIT). As the optical field intensities are…

Quantum Physics · Physics 2016-08-14 L. S. Cruz , D. Felinto , J. G. Aguirre Gómez , M. Martinelli , P. Valente , A. Lezama , P. Nussenzveig

We consider the dynamics of intracavity electromagnetically induced transparency (EIT) in an ensemble of strongly interacting Rydberg atoms. By combining the advantage of variable cavity lifetimes with intracavity EIT and strongly…

Quantum Physics · Physics 2015-12-15 G. W. Lin , Y. H. Qi , X. M. Lin , Y. P. Niu , S. Q. Gong

We propose a scheme to realize parity-time (PT) symmetry via electromagnetically induced transparency (EIT). The system we consider is an ensemble of cold four-level atoms with an EIT core. We show that the cross-phase modulation…

Quantum Physics · Physics 2015-06-16 Huijun Li , Jianpeng Dou , Guoxiang Huang

We show two channel electromagnetically induced transparency (EIT) spectra at various optical power. The two channels are coupling field and probe field absorption. It is shown that EIT width and intensity increases linearly with pump…

Optics · Physics 2007-11-15 S. M. Iftiquar

We investigate the controllability of electromagnetically induced transparency (EIT) and Fano resonances in hybrid optomechanical system which is composed of cigar-shaped Bose-Einstein condensate (BEC) trapped inside high-finesse…

Quantum Physics · Physics 2015-04-28 Kashif Ammar Yasir , Wu-Ming Liu

We study the spectra of collective low excitations of two atomic ensembles coupled indirectly through a single-mode cavity field. When the left ensemble is driven with an external optical field, its corresponding response spectrum to the…

Quantum Physics · Physics 2013-11-27 Yusuf Turek , Yong Li , C. P. Sun

We theoretically studied the implementation of a quantum memory and an optical transistor in a system composed by a single atom trapped inside a high finesse cavity. In order to store and map the quantum state of an input pulse onto…

Quantum Physics · Physics 2016-03-17 Rommel R. Oliveira , Halyne S. Borges , James A. Souza , Celso J. Villas-Boas

We present experimental observation of electromagnetically induced transparency (EIT) on a single macroscopic artificial "atom" (superconducting quantum system) coupled to open 1D space of a transmission line. Unlike in a optical media with…

Quantum Physics · Physics 2015-05-18 A. A. Abdumalikov, , O. Astafiev , A. M. Zagoskin , Yu. A. Pashkin , Y. Nakamura , J. -S. Tsai