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Related papers: Quantum Squeezing of Slow-Light Solitons

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We consider the quantum effect of slow light dark soliton (SLDS) in a cold atomic gas with defocuing Kerr nonlinearity via electromagnetically induced transparency (EIT). We calculate the quantum fluctuations of the SLDS by solving the…

Quantum Physics · Physics 2022-04-06 Jinzhong Zhu , Guoxiang Huang

We examine the interaction of a weak probe with $N$ atoms in a lambda-level configuration under the conditions of electromagnetically induced transparency (EIT). In contrast to previous works on EIT, we calculate the output state of the…

Quantum Physics · Physics 2009-11-10 Amy Peng , Mattias Johnsson , W. P. Bowen , P. K. Lam , H. A. Bachor , Joseph J. Hope

We show that a weak probe light beam can form spatial solitons in an electro-magnetically induced transparency (EIT) medium composed of four-level atoms and a coupling light field. We find that the coupling light beam can induce a highly…

Quantum Physics · Physics 2007-05-23 Tao Hong

Bound states of solitons, alias soliton molecules (SMs), are well known in one-dimensional (1D) systems, while making stable bound states of multidimensional solitons is a challenging problem because of the underlying instabilities. Here we…

Optics · Physics 2022-08-10 Lu Qin , Chao Hang , Boris A. Malomed , Guoxiang Huang

We develop a fully quantum treatment of electromagnetically induced transparency (EIT) in a vapor of three-level $\Lambda$-type atoms. Both the probe and coupling lasers with arbitrary intensities are quantized, and treated on the same…

Quantum Physics · Physics 2007-05-23 Le-Man Kuang , Guang-Hong Chen , Yong-Shi Wu

We propose a sub-Doppler laser cooling mechanism that takes advantage of the unique spectral features and extreme dispersion generated by the phenomenon of electromagnetically induced transparency (EIT). EIT is a destructive quantum…

Atomic Physics · Physics 2018-07-04 Peiru He , Phoebe M. Tengdin , Dana Z. Anderson , Ana Maria Rey , Murray Holland

We consider propagation of a probe pulse in an atomic medium characterized by a combined tripod and Lambda ($\Lambda$) atom-light coupling scheme. The scheme involves three atomic ground states coupled to two excited states by five light…

Quantum Physics · Physics 2017-12-01 H. R. Hamedi , J. Ruseckas , G. Juzeliūnas

We investigate theoretically the slow group velocity of a pulse probe laser propagating through a cold sample and interacting with atoms in a three-level $\Lambda$ configuration having losses towards external states. The EIT phenomenon…

Quantum Physics · Physics 2019-08-17 E. Cerboneschi , F. Renzoni , E. Arimondo

We show theoretically the presence of electromagnetically induced transparency (EIT) like feature in a {\Lambda}-type atom-molecule coupled system. We demonstrate that EIT in such a systems has a sharp dispersion characteristic which is…

Optics · Physics 2022-11-23 Sandeep Sharma , Bimalendu Deb , Tarak N. Dey

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

Stationary and slow light effects are of great interest for quantum information applications. Using laser-cooled Rb87 atoms we have performed side imaging of our atomic ensemble under slow and stationary light conditions, which allows…

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

Slow light with electromagnetically induced transparency (EIT) in the core of cylindrical waveguide (CW) for an optical fiber system containing three-level atoms is investigated. The CW modes are treated in the weakly guiding approximation…

We systematically develop the full quantum theory for the electromagnetic induced transparency (EIT) and slow light properties in ultracold Bose and Fermi gases. It shows a very different property from the classical theory which assumes…

Quantum Gases · Physics 2015-06-05 H. H. Jen , Bo Xiong , Ite A. Yu , Daw-Wei Wang

We have examined theoretically the phenomenon of Electromagnetically Induced Transparency (EIT) in a three-level system operating in the lambda-configuration in presence of an externally injected noise coupling the ground level to the…

Quantum Physics · Physics 2011-05-19 V. Ranjith , N. Kumar

We present a scheme to realize simultaneous quantum squeezing of light polarizations and atomic spins via a perturbed double electromagnetically induced transparency (DEIT) in a cold four-level atomic ensemble coupled with a probe laser…

Quantum Physics · Physics 2023-04-05 Jinzhong Zhu , Yue Mu , Guoxiang Huang

We examine electromagnetically induced transparency (EIT) in an ensemble of cold $\Lambda-$type atoms induced by a quantum control field in multi-mode coherent states and compare it with the transparency created by the classical light of…

Quantum Physics · Physics 2016-04-05 Anahit Gogyan , Yuri Malakyan

Electromagnetically induced transparency (EIT) is a signature of quantum interference in an atomic three-level system. By driving the dressed cavity-qubit states of a two-dimensional circuit QED system, we generate a set of polariton states…

Quantum Physics · Physics 2018-02-27 Junling Long , H. S. Ku , Xian Wu , Xiu Gu , Russell E. Lake , Mustafa Bal , Yu-xi Liu , David P. Pappas

Electromagnetically induced transparency (EIT) is well known as a quantum optical phenomenon that permits a normally opaque medium to become transparent due to the quantum interference between transition pathways. This work addresses…

Pattern Formation and Solitons · Physics 2025-10-21 Ramesh Kumar Vaduganathan , Prasanta K. Panigrahi , Boris A. Malomed

Optical nonlinearities offer unique possibilities for the control of light with light. A prominent example is electromagnetically induced transparency (EIT) where the transmission of a probe beam through an optically dense medium is…

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