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Related papers: Photothermally Induced Transparency

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The origin of the electromagnetic induced transparency (EIT) effect is explained not as the vanish of atom-field interaction, but as the growing of stimulated emission process due to the efficient four- photon mixing, which allows the atom…

Optics · Physics 2016-09-08 V. A. Kuz'menko

In the phenomenon of electromagnetically induced transparency1 (EIT) of a three-level atomic system, the linear susceptibility at the dipole-allowed transition is canceled through destructive interference of the direct transition and an…

Mesoscale and Nanoscale Physics · Physics 2015-06-17 Hugen Yan , Tony Low , Francisco Guinea , Fengnian Xia , Phaedon Avouris

We report hybridization induced transparency (HIT) in a composite medium consisting of a metamaterial and a dielectric. We develop an analytic model that explains HIT by coherent coupling between the hybridized local fields of the…

Optics · Physics 2011-11-09 Peter Weis , Juan Luis Garcia-Pomar , René Beigang , Marco Rahm

The phenomenon of "overlapping resonances interference-induced transparency" (ORIT) is introduced and studied in detail for the $S_0 \to S_2/S_1$ photoexcitation of cold pyrazine (C$_4$H$_4$N$_2$). In ORIT a molecule becomes transparent at…

Chemical Physics · Physics 2012-09-19 Timur Grinev , Moshe Shapiro , Paul Brumer

This tutorial introduces the theoretical and experimental basics of Electromagnetically Induced Transparency (EIT) in thermal alkali vapors. We first introduce a brief phenomenological description of EIT in simple three-level systems of…

Quantum Physics · Physics 2023-03-22 Ran Finkelstein , Samir Bali , Ofer Firstenberg , Irina Novikova

Photothermal-Induced Resonance (PTIR) is increasingly used in the measurement of infrared absorption spectra of sub-micrometer objects. The technique measures IR absorption spectra by relying on the photothermal effect induced by a rapid…

Chemical Physics · Physics 2019-11-28 Luca Quaroni

We show how a strongly driven single-mode oscillator coupled to a first-order dynamical system gives rise to induced absorption or gain of a weak probe beam, and associated fast or slow light depending on the detuning conditions. We derive…

Mesoscale and Nanoscale Physics · Physics 2021-12-06 Marco Clementi , Matteo Galli , Liam O'Faolain , Dario Gerace

We propose a cooperative asymmetry-induced transparency, CAIT, formed by collective excitations in metamaterial arrays of discrete resonators. CAIT can display a sharp transmission resonance even when the constituent resonators individually…

Optics · Physics 2013-10-16 Stewart D. Jenkins , Janne Ruostekoski

Magnetically induced optical transparency (MIOT) is a technique to realize the narrow transmission spectrum in a cavity quantum electric dynamics (cavity QED) system, which is demonstrated in the recent experiment of cold 88Sr atoms in an…

Quantum Physics · Physics 2020-09-23 Guohui Dong , Dazhi Xu , Peng Zhang

We construct the electromagnetically induced transparency (EIT) by dynamically coupling a superradiant state with a subradiant state. The superradiant and subradiant states with enhanced and inhibited decay rates act as the excited and…

Atomic Physics · Physics 2017-04-05 Wei Feng , Da-Wei Wang , Han Cai , Shi-Yao Zhu , Marlan O. Scully

The propagation of light in strongly coupled atomic media takes place through the formation of polaritons - hybrid quasi-particles resulting from a superposition of an atomic and a photonic excitation. Here we consider the propagation under…

Quantum Gases · Physics 2020-09-30 Johannes Lang , Darrick E. Chang , Francesco Piazza

We present a microscopic model for exciton-induced transparency (ExIT) in a hybrid system comprised of an emitter resonantly coupled to a surface plasmon in a metal-dielectric structure. We obtain an effective optical polarizability of such…

Mesoscale and Nanoscale Physics · Physics 2020-11-18 Tigran V. Shahbazyan

Electromagnetically-induced transparency has become an important tool to control the optical properties of dense media. However, in a broad class of systems, the interplay between inhomogeneous broadening and the existence of several…

Quantum Physics · Physics 2012-05-10 M. Scherman , O. S. Mishina , P. Lombardi , E. Giacobino , J. Laurat

We observe electromagnetically induced transparency (EIT) in Rb vapor at various optical intensities, starting from below saturation to several times the saturation intensity. The observed Lorentzian width of the EIT signal is very small.…

Atomic Physics · Physics 2011-01-21 S. M. Iftiquar

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…

Novel optical phenomena, including electromagnetically induced transparency, slow light, superluminal light propagation, have recently been demonstrated in diverse physical implementations. These phenomena are challenging to realize in…

Optics · Physics 2007-12-03 Vikas Anant , Ayman F. Abouraddy , Karl K. Berggren

Slow and fast light is an important and fascinating phenomenon in quantum optics. Here, we theoretically study how to achieve the ultraslow and ultrafast light in a passive-active optomechanical system, based on the ideal optomechanically…

Quantum Physics · Physics 2021-04-06 Xiao-Bo Yan

We propose a scheme that can generate a tunable double optomechanically induced transparency (OMIT) in a hybrid optomechanical cavity system, in which the mechanical resonator of an optomechanical cavity is coupled to an additional…

Quantum Physics · Physics 2019-10-01 Shi-Chao Wu , Li-Guo Qin , Jian Lu , Zhong-Yang Wang

In this paper, we propose a plasmon-induced transparency (PIT) metamaterial structure composed of Ag nanomaterials with polarization sensitivity. The metamaterial model consists of three bright modes with different resonant frequencies. The…

Optics · Physics 2023-12-21 Ke Di , Meng Xie , Zhaoyang Wang , Renpu Li , Yu Liu , Jiajia Du

We demonstrate that the violation of the time-reversal (TR) symmetry in the presence of a gyromagnetic substrate can produce an analog of electromagnetically induced transparency in metallic meta-molecules. The simplest implementation of…