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In this paper, a new counter-propagation waves coupling mechanism is proposed which is expected to realize an electromagnetically induced transparency (EIT)-like effect. Comparing the travelling waves coupling mechanism (see J. Mod. Opt.…

Optics · Physics 2023-01-11 Chaoying Zhao

Access to the electron spin is at the heart of many protocols for integrated and distributed quantum-information processing [1-4]. For instance, interfacing the spin-state of an electron and a photon can be utilized to perform quantum gates…

We present a theoretical model for electromagnetically induced transparency (EIT) in vapor, that incorporates atomic motion and velocity-changing collisions into the dynamics of the density-matrix distribution. Within a unified formalism we…

Quantum Physics · Physics 2008-06-06 O. Firstenberg , M. Shuker , R. Pugatch , D. R. Fredkin , N. Davidson , A. Ron

Single particle interference lies at the heart of quantum mechanics. The archetypal double-slit experiment has been repeated with electrons in vacuum up to the more massive $C_{60}$ molecules. Mesoscopic rings threaded by a magnetic flux…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 Andrea Donarini , Georg Begemann , Milena Grifoni

Two-dimensional electronic spectroscopy (2DES) has high spectral resolution and is a useful tool for studying atom dynamics. In this paper, we show a smallest unit of electromagnetically induced transparency (EIT) for 2DES, that is, a…

Quantum Physics · Physics 2025-01-07 Jing-Yi-Ran Jin , Hao-Yue Zhang , Yi-Xuan Yao , Rong-Hang Chen , Qing Ai

Metamaterials are engineered materials composed of small electrical circuits producing novel interactions with electromagnetic waves. Recently, a new class of metamaterials has been created to mimic the behavior of media displaying…

Physical processes that could facilitate coherent control of light propagation are now actively explored. In addition to fundamental interest, these efforts are stimulated by possibilities to develop, for example, a quantum memory for…

Quantum Physics · Physics 2007-05-23 M. Bajcsy , A. S. Zibrov , M. D. Lukin

Electromagnetic radiation is strongly absorbed by the magnetized plasma if its frequency equals the cyclotron frequency of plasma electrons. It is demonstrated that absorption can be completely canceled in the presence of a second radiation…

Plasma Physics · Physics 2009-11-07 G. Shvets , J. S. Wurtele

The photonic spin Hall effect (PSHE), a result of spin-orbit interaction, has attracted significant interest because of its fundamental importance and potential applications. Optical losses are ubiquitous, which inherently suppress the…

Optics · Physics 2025-04-09 Kezhou Du , Aizaz Khan , Lei Gao , Muzamil Shah , Xinxing Zhou , Dongliang Gao

We experimentally demonstrate the Talbot effect resulting from the repeated self-reconstruction of a spatially intensity-modulated probe field under the Fresnel near-field regime. By launching the probe beam into an optically induced atomic…

The electromagnetically induced transparency (EIT) phenomenon in earlier universe is considered. We evaluated the elementary processes of the single scattering of photon on the hydrogen atom with the purpose of their use in the tasks of the…

Atomic Physics · Physics 2022-02-10 D. Solovyev , V. K. Dubrovich

We demonstrate a native $\mathrm{CNOT}$ gate between two individually addressed neutral atoms based on electromagnetically induced transparency (EIT). This protocol utilizes the strong long-range interactions of Rydberg states to enable…

Quantum Physics · Physics 2022-11-11 K. McDonnell , L. F. Keary , J. D. Pritchard

As an analogue of electromagnetically induced transparency (EIT), plasmon-induced transparency (PIT) has been realized both in plasmonic metamaterial and waveguide structures. Via near-field coupling within unit cells, PIT with broadband…

The theoretical mechanism for realizing the negative refractive index with {\it electromagnetically induced transparency} (EIT) is studied. It is shown that in a three-level dense atomic gas, there is a frequency band in which the EIT…

Materials Science · Physics 2009-09-29 Jian Qi Shen , Zhi Chao Ruan , Sailing He

Electromagnetically induced transparency and absorption (EIT and EIA) are usually demonstrated by three-level atomic or atom-like systems. In contrast to the usual case, we theoretically study the EIT and EIA in an equivalent three-level…

Quantum Physics · Physics 2013-05-29 Hou Ian , Yu-xi Liu , Franco Nori

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 demonstrate electromagnetically induced transparency (EIT) in a four-level cascade system where the upper level is a Rydberg state. The observed spectral features are sub-Doppler and can be enhanced due to the compensation of Doppler…

An optical spectroscopic method based on the principle of electromagnetically-induced transparency (EIT) is proposed as quite a generic probing tool that provides valuable insights into the nature of Fermi paring in ultracold Fermi gases of…

Quantum Gases · Physics 2015-05-14 Lei Jiang , Han Pu , Weiping Zhang , Hong Y. Ling

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

Autler-Townes splitting (ATS) and electromagnetically-induced transparency (EIT) both yield transparency in an absorption profile, but only EIT yields strong transparency for a weak pump field due to Fano interference. Empirically…

Quantum Physics · Physics 2011-11-28 Petr M. Anisimov , Jonathan P. Dowling , Barry C. Sanders