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Related papers: Photon lifetime in a cavity containing a slow-ligh…

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We explore the photon transfer in the nonlinear parity-time-symmetry system of two coupled cavities, which contains nonlinear gain and loss dependent on the intracavity photons. Analytical solution to the steady state gives a saturated…

Quantum Physics · Physics 2021-05-19 Ling-Pu Gong , Xing-Sen Chen , Yin Tan , Rui Zhang , Yu-Yu Zhang

We analyze the two-photon linewidth of the recently proposed adiabatic transfer technique for ``stopping'' of light using electromagnetically induced transparency (EIT). We shown that a successful and reliable transfer of excitation from…

Quantum Physics · Physics 2009-11-07 Claudia Mewes , Michael Fleischhauer

The number of atoms trapped within the mode of an optical cavity is determined in real time by monitoring the transmission of a weak probe beam. Continuous observation of atom number is accomplished in the strong coupling regime of cavity…

Quantum Physics · Physics 2007-05-23 J. McKeever , J. R. Buck , A. D. Boozer , H. J. Kimble

It has recently been shown that light can be stored in Bose-Einstein condensates for over a second. Here we propose a method for realizing a controlled phase gate between two stored photons. The photons are both stored in the ground state…

Quantum Physics · Physics 2015-05-20 Arnaud Rispe , Bing He , Christoph Simon

We present an experimental study of cavity assisted Rydberg atom electromagnetically induced transparency (EIT) using a high-finesse optical cavity ($F \sim 28000$). Rydberg atoms are excited via a two-photon transition in a ladder-type EIT…

Atomic Physics · Physics 2017-09-13 Jiteng Sheng , Yuanxi Chao , Santosh Kumar , Haoquan Fan , Jonathon Sedlacek , James P. Shaffer

This work reports the spontaneous emergence of a photon current in a class of spin-cavity systems, where an assemble of quantum emitters interact with distinct photon modes confined in tunneling-coupled cavities. Specifically, with…

Quantum Physics · Physics 2025-02-03 Lei Qiao , Jiangbin Gong

We prove that it is possible to freeze a light pulse (i.e., to bring it to a full stop) or even to make its group velocity negative in a coherently driven Doppler broadened atomic medium via electromagnetically induced transparency (EIT).…

Quantum Physics · Physics 2007-05-23 Olga Kocharovskaya , Yuri Rostovtsev , Marlan O. Scully

We perform a quantum-theoretical treatment of cavity linewidth narrowing with intracavity electromagnetically induced transparency (EIT). By means of intracavity EIT, the photons in the cavity are in the form of cavity polaritons:…

Quantum Physics · Physics 2015-04-10 G. W. Lin , J. Yang , X. M. Lin , Y. P. Niu , S. Q. Gong

We report a time-resolved study of the thermalization dynamics and the lasing to photon Bose-Einstein condensation crossover by in-\textit{situ} monitoring the photon kinetics in a dye microcavity. When the equilibration of the light to the…

Quantum Gases · Physics 2015-08-05 Julian Schmitt , Tobias Damm , David Dung , Frank Vewinger , Jan Klaers , Martin Weitz

We study theoretically the interaction between two photons in a nonlinear cavity. The photons are loaded into the cavity via a method we propose here, in which the input/output coupling of the cavity is effectively controlled via a tunable…

Quantum Physics · Physics 2020-04-29 Mikkel Heuck , Kurt Jacobs , Dirk R. Englund

Comparison of theory of Rabi oscillations with experiment [M. Wilczewski and M. Czachor, Phys. Rev. A {\bf 79}, 033836 (2009)] suggests that cavity lifetime parameters obtained in measurements with many photons may be much smaller than…

Quantum Physics · Physics 2015-03-17 Patrycja Stefańska , Marcin Wilczewski , Marek Czachor

Bose condensed light can form new phases [1] in a dye filled cavity due to the presence of the orientational disorder created by dye molecules which are essentially frozen on the time scale of the photonic thermalization (few ps). At longer…

Quantum Gases · Physics 2020-05-06 Victor Fleurov , Anatoly B. Kuklov

Very high quality factor superconducting radio frequency cavities developed for accelerators can enable fundamental physics searches with orders of magnitude higher sensitivity, as well as offer a path to a 1000-fold increase in the…

Quantum Physics · Physics 2020-03-18 A. Romanenko , R. Pilipenko , S. Zorzetti , D. Frolov , M. Awida , S. Belomestnykh , S. Posen , A. Grassellino

Between mirrors, the density of electromagnetic modes differs from the one in free space. This changes the radiation properties of an atom as well as the light forces acting on an atom. It has profound consequences in the strong-coupling…

Quantum Physics · Physics 2007-10-04 T. Puppe , I. Schuster , P. Maunz , K. Murr , P. W. H. Pinkse , G. Rempe

The discovery of robust transport via topological states in electronic, photonic and phononic materials has deepened our understanding of wave propagation in condensed matter with prospects for critical applications of engineered…

Mesoscale and Nanoscale Physics · Physics 2020-03-04 Yuhao Kang , Azriel Z. Genack

We discuss the prospects for enhancing absorption and scattering of light from a weakly coupled atom in a high-finesse optical cavity by adding a medium with large, positive group index of refraction. The slow-light effect is known to…

Atomic Physics · Physics 2017-10-10 B. Megyeri , A. Lampis , G. Harvie , R. Culver , J. Goldwin

Photons are fundamental excitations of the electromagnetic field and can be captured in cavities. For a given cavity with a certain size, the fundamental mode has a fixed frequency f which gives the photons a specific "colour". The cavity…

Superconductivity · Physics 2009-03-31 M. Sandberg , C. M. Wilson , F. Persson , G. Johansson , V. Shumeiko , T. Duty , P. Delsing

We study the behavior of the group velocity of light under conditions of electromagnetically induced transparency (EIT) in a Doppler broadened medium. Specifically, we show how the group delay (or group velocity) of probe and generated…

Quantum Physics · Physics 2007-05-23 Eugeniy E. Mikhailov , Yuri V. Rostovtsev , George R. Welch

A high-storage efficiency and long-lived quantum memory for photons is an essential component in long-distance quantum communication and optical quantum computation. Here, we report a 78% storage efficiency of light pulses in a cold atomic…

We present an electronic circuit which simulates wave propagation in dispersive media. The circuit is an array of phase shifter composed of operational amplifiers and can be described with a discretized version of one-dimensional wave…

Quantum Physics · Physics 2009-11-10 T. Nakanishi , K Sugiyama , M. Kitano