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We theoretically demonstrate the mechanically mediated electromagnetically induced transparency in a two-mode cavity optomechanical system, where two cavity modes are coupled to a common mechanical resonator. When the two cavity modes are…

Quantum Physics · Physics 2013-08-05 Cheng Jiang , Hongxiang Liu , Yuanshun Cui , Xiaowei Li

Bose-Einstein condensates of sodium atoms have been confined in an optical dipole trap using a single focused infrared laser beam. This eliminates the restrictions of magnetic traps for further studies of atom lasers and Bose-Einstein…

We discuss the optical heterodyne detection technique to study the absorption and dispersion of a probe beam propagating through a medium with a narrow resonance. The technique has been demonstrated for Rydberg Electro-magnetically induced…

Optics · Physics 2018-02-20 Arup Bhowmick , Sushree S. Sahoo , Ashok K Mohapatra

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

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 report on the delay of optical pulses using electromagnetically induced transparency in an ensemble of cold atoms with an optical depth exceeding 500. To identify the regimes in which four-wave mixing impacts on EIT behaviour, we conduct…

We theoretically explore the transfer of vortex states between atomic Bose-Einstein condensates and optical pulses using ultra-slow and stopped light techniques. We find shining a coupling laser on a rotating two-component ground state…

Soft Condensed Matter · Physics 2009-11-10 Zachary Dutton , Janne Ruostekoski

We report on experimental evidences of the preservation of energy-time entanglement for extraordinary plasmonic light transmission through sub-wavelength metallic hole arrays, and for long range surface plasmon polaritons. Plasmons are…

Quantum Physics · Physics 2013-01-22 Sylvain Fasel , Nicolas Gisin , Hugo Zbinden , Daniel Erni , Esteban Moreno , Frank Robin

A scheme for a surface plasmon resonance system under conditions of electromagnetically induced transparency (EIT) is proposed. The system is composed of three layers: a prism, a thin metal film, and a hybrid dielectric consisting of EIT…

Optics · Physics 2015-06-03 Chunguang Du

We study the impact of Rydberg molecule formation on the storage and retrieval of Rydberg polaritons in an ultracold atomic medium. We observe coherent revivals appearing in the retrieval efficiency of stored photons that originate from…

We propose a method for slowing down light pulses by using composites doped with metal nanoparticles. The underlying mechanism is related to the saturable absorption near the plasmon resonance in a pump-probe regime, leading to strong…

Optics · Physics 2015-06-11 Kwang-Hyon Kim , Anton Husakou , Joachim Herrmann

Single Cesium atoms are cooled and trapped inside a small optical cavity by way of a novel far-off-resonance dipole-force trap (FORT), with observed lifetimes of 2 to 3 seconds. Trapped atoms are observed continuously via transmission of a…

Quantum Physics · Physics 2009-11-07 J. McKeever , J. R. Buck , A. D. Boozer , A. Kuzmich , H. -C. Naegerl , D. M. Stamper-Kurn , H. J. Kimble

Near-field coupling is a fundamental physical effect, which plays an important role in the establishment of classical analog of electromagnetically induced transparency (EIT). However, in a normal environment the coupling length between the…

Optics · Physics 2018-02-14 Zhiwei Guo , Haitao Jiang , Yunhui Li , Hong Chen , G. S. Agarwal

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.…

Electro-optic frequency combs with tooth spacings as low as 100 Hz were employed to probe electromagnetically induced transparency (EIT) and hyperfine pumping in rubidium and potassium vapor cells. From the potassium EIT transition we were…

Atomic Physics · Physics 2018-12-27 David A. Long , Adam J. Fleisher , Joseph T. Hodges

Photons are excellent information carriers but normally pass through each other without consequence. Engineered interactions between photons would enable applications from quantum information processing to simulation of condensed matter…

Quantum Physics · Physics 2015-05-28 Haruka Tanji-Suzuki , Wenlan Chen , Renate Landig , Jonathan Simon , Vladan Vuletic

We present a novel optical cooling scheme that relies on hyperfine dark states to enhance loading and cooling atoms inside deep optical dipole traps. We demonstrate a seven-fold increase in the number of atoms loaded in the conservative…

Atomic Physics · Physics 2020-03-04 D. S. Naik , H. Eneriz-Imaz , M. Carey , T. Freegarde , F. Minardi , B. Battelier , P. Bouyer , A. Bertoldi

We report on the all-optical detection of Rydberg states in a effusive atomic beam of strontium atoms using electromagnetically induced transparency (EIT). Using narrow-linewidth CW lasers we obtain an EIT linewidth of 5 MHz. To illustrate…

Quantum Physics · Physics 2009-11-13 S. Mauger , J. Millen , M. P. A. Jones

In the paper we consider a new approach for storage and cloning of quantum information by three level atomic (molecular) systems in the presence of the electromagnetically induced transparency (EIT) effect. For that, the various schemes of…

Quantum Physics · Physics 2007-05-23 A. P. Alodjants , S. M. Arakelian

Cooling of atomic motion is a crucial tool for many branches of atomic physics, ranging from fundamental physics explorations to quantum information and sensing. For trapped ions, electromagnetically-induced-transparency (EIT) cooling has…