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The electromagnetically induced transparency (EIT) phenomenon in a four level atomic system with tripod configuration is studied. The results show that this configuration is equivalent to the combination of two single three-level $\Lambda$…

Quantum Physics · Physics 2007-11-20 Xiao Li , Yu Liu , Hong Guo

We present Rydberg-state electromagnetically-induced-transparency (EIT) measurements examining the effects of laser polarization, magnetic fields, laser intensities, and the optical density of the thermal $^{87}$Rb medium. Two…

Atomic Physics · Physics 2022-01-11 Hsuan-Jui Su , Jia-You Liou , I-Chun Lin , Yi-Hsin Chen

Narrow-band invisibility in an otherwise opaque medium has been achieved by electromagnetically induced transparency (EIT) in atomic systems. The quantum EIT behaviour can be classically mimicked by specially engineered metamaterials via…

Superconductivity · Physics 2015-12-23 Daimeng Zhang , Melissa Trepanier , Oleg Mukhanov , Steven. M. Anlage

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

The ability to image electromagnetic fields holds key scientific and industrial applications, including electromagnetic compatibility, diagnostics of high-frequency devices, and experimental scientific work involving field interactions.…

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 discuss a laser cooling scheme for trapped atoms or ions which is based on double electromagnetically induced transparency (EIT) and makes use of a four-level atom in tripod configuration. The additional fourth atomic state is coupled by…

Quantum Physics · Physics 2009-11-10 Joerg Evers , Christoph H. Keitel

We propose a procedure to achieve a complete energy conversion between laser pulses carrying orbital angular momentum (OAM) in a cloud of cold atoms characterized by a double-\Lambda atom-light coupling scheme. A pair of resonant spatially…

Electromagnetically induced transparency (EIT) is predicted for x rays in laser-dressed neon gas. The x-ray photoabsorption cross section and polarizability near the Ne K edge are calculated using an ab initio theory suitable for optical…

Atomic Physics · Physics 2008-11-26 Christian Buth , Robin Santra , Linda Young

Single particle states in the atomic trap employing the rotating magnetic field are found using the full time-dependent instantaneous trapping potential. These states are compared with those of the effective time-averaged potential. We show…

Combining the technologies of quantum optics and magnonics, we find that the circularly polarized laser can dynamically realize the quasiequilibrium magnon Bose-Einstein condensates (BEC). The Zeeman coupling between the laser and spins…

Mesoscale and Nanoscale Physics · Physics 2020-09-16 Kouki Nakata , Shintaro Takayoshi

We propose a method based on the Electromagnetically Induced Transparency (EIT) phenomenon for the detection of molecules which exist as a small minority in the presence of a majority of absorbers. The EIT effect we employ effectively…

Quantum Physics · Physics 2012-01-04 Asaf Eliam , Evgeny A. Shapiro , Moshe Shapiro

Recent simulations show that very large electric and magnetic fields near the kilo Tesla strength will likely be generated by ultra-intense lasers at existing facilities over distances of hundreds of microns in underdense plasmas. Stronger…

Plasma Physics · Physics 2022-03-02 M. Ángeles Pérez-García , A. Pérez Martínez , E. Rodríguez Querts

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…

The robust approach for real-time analysis of the scanning transmission electron microscopy (STEM) data streams, based on the ensemble learning and iterative training (ELIT) of deep convolutional neural networks, is implemented on an…

Disordered Systems and Neural Networks · Physics 2022-07-27 Kevin M. Roccapriore , Matthew G. Boebinger , Ondrej Dyck , Ayana Ghosh , Raymond R. Unocic , Sergei V. Kalinin , Maxim Ziatdinov

We report an absorption spectroscopy experiment and the observation of electromagnetically induced transparency from a single trapped atom. We focus a weak and narrowband Gaussian light beam onto an optically cooled Barium ion using a high…

Quantum Physics · Physics 2015-05-19 L. Slodicka , G. Hetet , S. Gerber , M. Hennrich , R. Blatt

Atom laser experiments with Bose-Einstein condensates (BECs) performed in ground-based laboratories feature a coherent and directed beam of atoms which is accelerated by gravity. In microgravity the situation is fundamentally different…

Quantum Physics · Physics 2019-02-04 Matthias Meister , Albert Roura , Ernst M. Rasel , Wolfgang P. Schleich

Electromagnetically induced transparency (EIT) and EIT-like effects have been investigated in a wide variety of coupled resonant systems. Here, a classification of the phase characteristics of the EIT-like spectral responses is presented.…

Optics · Physics 2014-04-07 Xiaoyan Zhou , Lin Zhang , Wei Pang , Hao Zhang , Qingrui Yang , Daihua Zhang

Electromagnetically induced transparency (EIT) is an important quantum optical phenomenon which provides a crucial tool for light manipulation. However, typically the transparency window is broad, limited by the coherence time of the…

Quantum Physics · Physics 2025-03-06 He-bin Zhang , Yuanjiang Tang , Yong-Chun Liu

Effective range is a quantity to characterize the energy dependence in two-body scattering strength, and is widely used in cold atomic systems especially across narrow resonances. Here we show that the effective range can significantly…

Quantum Gases · Physics 2019-01-16 Lei Pan , Xiaoling Cui , Shu Chen
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