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When a resonance associated with electromagnetically induced transparency (EIT) in an atomic ensemble is modulated by an off-resonant standing light wave, a band of frequencies can appear for which light propagation is forbidden. We show…

Quantum Physics · Physics 2009-11-07 A. Andre , M. D. Lukin

Penning ionization reactions in merged beams with precisely controlled collision energies have been shown to accurately probe quantum mechanical effects in reactive collisions. A complete microscopic understanding of the reaction is,…

Atomic Physics · Physics 2016-06-15 Wojciech Skomorowski , Yuval Shagam , Edvardas Narevicius , Christiane P. Koch

We present an experiment using a sample of laser-cooled Rb atoms to show that cross-phase modulation schemes continue to benefit from electromagnetically-induced transparency (EIT) even as the transparency window is made narrower than the…

Quantum Physics · Physics 2016-05-04 Greg Dmochowski , Amir Feizpour , Matin Hallaji , Chao Zhuang , Alex Hayat , Aephraim Steinberg

Electromagnetically induced transparency (EIT) resonances using the $5\rm{S}_{1/2}\rightarrow5\rm{P}_{3/2}\rightarrow5\rm{D}_{5/2}$ ladder-system in optically thick Rb atomic vapour are studied. We observe a strong line narrowing effect and…

Atomic Physics · Physics 2014-07-10 James Keaveney , Armen Sargsyan , David Sarkisyan , Aram Papoyan , Charles S. Adams

CS$_2$ molecules are spatially aligned upon irradiation by intense (1-100 TW cm$^{-2}$), 35 ps pulses of 512 nm or 355 nm light. When both colours are simultaneously present, spatial alignment disappears. We draw analogy with weak-field…

Atomic Physics · Physics 2007-05-23 F. A. Rajgara , D. Mathur , Hema Ramachandran

The effect of inhomogeneous coupling between three-level atoms and external light fields is studied in the electromagnetically induced transparency (EIT) quantum memory techqnique. By introducing a subensemble-atomic system to deal with…

Quantum Physics · Physics 2009-11-11 Xiong-Jun Liu , Zheng-Xin Liu , Xin Liu , Mo-Lin Ge

Stable transport of laser beams in highly over-dense plasmas is of significance in fast ignition of inertial confinement fusion, relativistic electrons generation, and powerful electromagnetic emission, but hard to realize. Early in 1996,…

Plasma Physics · Physics 2024-04-19 Tie-Huai Zhang , Wei-Min Wang , Yu-Tong Li , Jie Zhang

We extend a previous analysis of spatial correlation functions for classical electromagnetic vector fields near a perfectly conducting boundary [PRE, vol. 73, 036604 (2006)] to the case of an isotropic semi-infinite medium with planar…

Optics · Physics 2009-11-13 Luk R. Arnaut

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

Rydberg blockade physics in optically dense atomic media under the conditions of electromagnetically induced transparency (EIT) leads to strong dissipative interactions between single photons. We introduce a new approach to analyzing this…

Quantum Physics · Physics 2018-06-18 Emil Zeuthen , Michael J. Gullans , Mohammad F. Maghrebi , Alexey V. Gorshkov

We present a non-invasive spectroscopic technique to measure electric fields in plasma, leveraging large polarizabilities and Stark shifts of Rydberg atoms. Rydberg Stark shifts are measured with high precision using narrow-linewidth lasers…

Atomic Physics · Physics 2025-12-19 Bineet Dash , Xinyan Xiang , Dingkun Feng , Eric Paradis , Georg Raithel

Systems of interacting classical harmonic oscillators have received considerable attention in the last years as analog models for describing electromagnetically induced transparency (EIT) and associated phenomena. We review these models and…

Atomic Physics · Physics 2015-08-19 J. A. Souza , L. Cabral , R. R. Oliveira , C. J. Villas-Boas

Nonlinear interferometry with entangled photons allows for characterizing a sample without detecting the photons interacting with it. This method enables highly sensitive optical sensing in the wavelength regions where efficient detectors…

Optics · Physics 2025-08-11 Kazuki Hashimoto , Dmitri B. Horoshko , Maria V. Chekhova

We realize a suppression of an electromagnetically induced transparency (EIT) like transmission in a metasurface induced by a local electric field that is strongly enhanced based on two approaches: squeezing of electromagnetic energy in…

Optics · Physics 2015-10-12 Yasuhiro Tamayama , Keisuke Hamada , Kanji Yasui

We examine the interaction of a weak probe with $N$ atoms in a lambda-level configuration under the conditions of electromagnetically induced transparency (EIT). In contrast to previous works on EIT, we calculate the output state of the…

Quantum Physics · Physics 2009-11-10 Amy Peng , Mattias Johnsson , W. P. Bowen , P. K. Lam , H. A. Bachor , Joseph J. Hope

The method for observing the high-contrast and narrow-width resonances of electromagnetically induced absorption (EIA) in the Hanle configuration under counterpropagating light waves is proposed. We theoretically analyze the absorption of a…

Atomic Physics · Physics 2014-11-11 D. V. Brazhnikov , A. V. Taichenachev , V. I. Yudin

We experimentally investigate the transient dynamics of an optical cavity field interacting with large ion Coulomb crystals in a situation of electromagnetically induced transparency (EIT). EIT is achieved by injecting a probe field at the…

Quantum Physics · Physics 2018-04-04 Magnus Albert , Aurélien Dantan , Michael Drewsen

A novel mechanism to realize dynamically tunable electromagnetically induced transparency (EIT) analogue in the terahertz (THz) regime is proposed. By putting the electrically controllable monolayer graphene under the dark resonator, the…

Optics · Physics 2017-12-18 Tingting Liu

By coupling a probe transition to a Rydberg state using electro-magnetically induced transparency (EIT) we map the strong dipole-dipole interactions onto an optical field. We characterize the resulting cooperative optical non-linearity as a…

Quantum Physics · Physics 2010-11-08 J. D. Pritchard , D. Maxwell , A. Gauguet , K. J. Weatherill , M. P. A. Jones , C. S. Adams

Using multiband k*p theory we study the size and geometry dependence on the slow light properties of conical semiconductor quantum dots. We find the V-type scheme for electromagnetically induced transparency (EIT) to be most favorable, and…

Mesoscale and Nanoscale Physics · Physics 2010-02-11 D. Barettin , J. Houmark , B. Lassen , M. Willatzen , T. R. Nielsen , J. Mork , A. -P. Jauho