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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

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

Electromagnetically induced transparency (EIT) in three-level systems uses a strong control laser on one transition to modify the absorption of a weak probe laser on a second transition. The control laser creates dressed states whose decay…

Optics · Physics 2016-11-07 Sumanta Khan , Vineet Bharti , Vasant Natarajan

Electromagnetically-induced transparency (EIT) with Rydberg atoms enables strong interactions between atoms to be controlled and measured by pulses of light. Consequently, Rydberg dark polaritons are a promising platform for quantum…

Quantum Physics · Physics 2018-03-22 Hudson Pimenta , Aaron Z. Goldberg , Josiah Sinclair , Kent Bonsma-Fisher

We consider the two-color photooassociation of a quantum degenerate atomic gas into ground-state diatomic molecules via a molecular dark state. This process can be described in terms of a lambda level scheme that is formally analogous to…

Quantum Gases · Physics 2015-05-27 Hui Jing , Y. Deng , P. Meystre

We present undergraduate-friendly instructions on how to produce light pulses propagating through warm Rubidium vapor with speeds less than 400 m/s, i.e., nearly a million times slower than c. We elucidate the role played by…

We investigate the quantum statistical properties of the light emitted by a quantum well interacting with squeezed light from a degenerate subthreshold optical parametric oscillator. We obtain analytical solutions for the pertinent quantum…

Quantum Physics · Physics 2011-09-21 Eyob A. Sete , H. Eleuch

Electromagnetically induced transparency (EIT) cooling has established itself as one of the most widely used cooling schemes for trapped ions during the past twenty years. Compared to its alternatives, EIT cooling possesses important…

Quantum Physics · Physics 2021-08-04 Shuo Zhang , Tian-Ci Tian , Zheng-Yang Wu , Zong-Sheng Zhang , Xin-Hai Wang , Wei Wu , Wan-Su Bao , Chu Guo

We theoretically investigate light propagation and electromagnetically induced transparency (EIT) in a quasi one-dimensional gas in which atoms interact strongly via exchange interactions. We focus on the case in which the gas is initially…

Atomic Physics · Physics 2014-08-01 Weibin Li , Daniel Viscor , Sebastian Hofferberth , Igor Lesanovsky

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…

We study single-photon induced electromagnetically induced transparency (EIT) in many-emitter waveguide quantum electrodynamics (wQED) with linear and nonlinear waveguide dispersion relations. In the single-emitter problem, in addition to…

Quantum Physics · Physics 2024-06-03 Tiberius Berndsen , Imran M. Mirza

We study the laser cooling of a mechanical oscillator through the coupling with a dissipative three-level system. Under a background temperature beyond the Lamb-Dicke regime, we extend the standard cooling analysis by separately studying…

Quantum Physics · Physics 2016-08-08 Hoi-Kwan Lau , Martin B. Plenio

We propose that the squeezed light accompanied by hyperradiance is induced by quantum interference in a linear system consisting of a high quality optical cavity and two coherently driven two-level qubits. When two qubits are placed at the…

Quantum Physics · Physics 2022-06-27 Jun Li , Chengjie Zhu , Yaping Yang

Non-classical states of light, such as number-squeezed light, with fluctuations below the classical shot noise level, have important uses in metrology, communication, quantum information processing, and quantum simulation. However,…

Quantum Physics · Physics 2023-06-06 Linh Nguyen , Jamison Sloan , Nicholas Rivera , Marin Soljacic

We propose and analyze a mechanism for Bose-Einstein condensation of stationary dark-state polaritons. Dark-state polaritons (DSPs) are formed in the interaction of light with laser-driven 3-level Lambda-type atoms and are the basis of…

Quantum Physics · Physics 2009-11-13 Michael Fleischhauer , Johannes Otterbach , Razmik G. Unanyan

We study long-range interacting electrons on the triangular lattice using mixed quantum/classical simulations going beyond the usual classical descriptions of the lattice Coulomb fluid. Our results in the strong interaction limit indicate…

Strongly Correlated Electrons · Physics 2022-08-15 S. Fratini , K. Driscoll , S. Ciuchi , A. Ralko

In electromagnetically-induced transparency (EIT), the absorption of a probe beam is greatly reduced due to destructive interference between two dressed atomic states produced by a strong laser beam. Here we show that a similar reduction in…

Quantum Physics · Physics 2009-11-13 J. D. Franson , S. M. Hendrickson

Squeezed states of light reduce the signal-normalized photon counting noise of measurements without increasing the light power and enable fundamental research on quantum entanglement in hybrid systems of light and matter. Furthermore, the…

Quantum Physics · Physics 2020-11-25 Lisa Kleybolte , Pascal Gewecke , Andreas Sawadsky , Mikhail Korobko , Roman Schnabel

The interaction of classical and quantized electromagnetic fields with an ensemble of atoms in an optical cavity is considered. Four fields drive a double-lambda level scheme in the atoms, consisting of a pair of lambda systems sharing the…

Quantum Physics · Physics 2007-05-23 A. Dantan , M. Pinard , P. R. Berman

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