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We report experimental measurements of the transmission spectrum of an optical cavity coupled with cold Rb atoms. We observe the multi-atom vacuum Rabi splitting of a composite cavity and atom system. When a coupling field is applied to the…

光学 · 物理学 2009-11-13 Gessler Hernandez , Jiepeng Zhang , Yifu Zhu

We study the collective emission of a beam of atomic dipoles into an optical cavity. Our focus lies on the effect of a finite detuning between the atomic transition frequency and the cavity resonance frequency. By developing a theoretical…

量子物理 · 物理学 2021-11-24 Simon B. Jäger , Haonan Liu , John Cooper , Murray J. Holland

We argue that in fat brane-world scenarios the light propagating in vacuum will, because of massive ``Kaluza-Klein'' (KK) excitations, experience a refraction. The motion of a photon inside a fat brane can be decomposed in the longitudinal…

高能物理 - 唯象学 · 物理学 2010-04-05 Merab Gogberashvili , Alexander S. Sakharov , Edward K. G. Sarkisyan

We propose a cavity QED scheme to enable cross-phase modulation between two arbitrarily weak classical fields in the optical domain, using organic molecular photoswitches as a disordered intracavity nonlinear medium. We show that a…

量子物理 · 物理学 2019-01-16 Marina Litinskaya , Felipe Herrera

We demonstrate a sideband-resolved cavity electromechanical system operating at room temperature. The mechanical resonator, a strongly pre-stressed silicon nitride string, is dielectrically coupled to a three-dimensional microwave cavity…

介观与纳米尺度物理 · 物理学 2021-07-13 Anh Tuan Le , Alexandre Brieusssel , Eva Maria Weig

An invisible cavity is an open resonant device that confines a localized field without producing any scattering outside of the device volume. By exploiting the scatter-less property of such device, it is possible to nest two invisible…

光学 · 物理学 2023-02-21 F. S. Cuesta , S. Kosulnikov , V. S. Asadchy

We address the radio frequency (RF) cavity experiment for probing dark photons, which is a modification of the light-shining-through-thin-wall (LSthinW) setup with a relatively thin conducting barrier between cylindrical emitter and hollow…

高能物理 - 唯象学 · 物理学 2025-05-27 Dmitry Salnikov , Petr Satunin , Leysan Valeeva , D. V. Kirpichnikov

We present the design, fabrication, and optical characterization of ultra-compact mid-wave infrared photodetector pixels. Our design relies on a guided mode resonance structure to confine incident mid-infrared light to the 250 nm-thick…

We consider the coupling of light, via an optical cavity, to two-dimensional atomic arrays whose lattice spacing exceeds the wavelength of the light. Such 'superwavelength' spacing is typical of optical tweezer arrays. While subwavelength…

量子物理 · 物理学 2023-12-19 Yakov Solomons , Inbar Shani , Ofer Firstenberg , Nir Davidson , Ephraim Shahmoon

We study the Autler-Townes spectrum of a V-type atom coupled to a single-mode, frequency-tunable cavity field at finite termperature, with a pre-selected polarization in the bad cavity limit, and show that, when the mean number of thermal…

量子物理 · 物理学 2009-11-06 Peng Zhou , S. Swain , L. You

Cavity-based quantum node is a competitive platform for distributed quantum networks. Here, we characterize a high-finesse Fabry-Perot optical resonator for coupling single or few atomic quantum registers. Our cavity consists of two mirrors…

Quantum weak measurement has attracted much interest recently [J. Dressel et al., Rev. Mod. Phys. 86, 307 (2014)] because it could amplify some weak signals and provide a technique to observe nonclassical phenomena. Here, we apply this…

量子物理 · 物理学 2015-11-04 M. Zhang , S. Y. Zhu

We show that a weakly absorbing, strongly scattering (white) medium can be made very strongly absorbing at any frequency within its strong-scattering bandwidth by optimizing the input electromagnetic field. For uniform absorption, results…

光学 · 物理学 2011-10-13 Y. D. Chong , A. Douglas Stone

The phenomenon of particle creation within an almost resonantly vibrating cavity with losses is investigated for the example of a massless scalar field at finite temperature. A leaky cavity is designed via the insertion of a dispersive…

量子物理 · 物理学 2008-08-28 G. Schaller , R. Schützhold , G. Plunien , G. Soff

We study the mechanical effects of light on an atom trapped in a harmonic potential when an atomic dipole transition is driven by a laser and it is strongly coupled to a mode of an optical resonator. We investigate the cooling dynamics in…

量子物理 · 物理学 2007-09-05 Stefano Zippilli , Giovanna Morigi , Wolfgang P. Schleich

A technique is demonstrated which efficiently transfers light between a tapered standard single-mode optical fiber and a high-Q, ultra-small mode volume, silicon photonic crystal resonant cavity. Cavity mode quality factors of 47000 are…

光学 · 物理学 2007-05-23 Paul E. Barclay , Kartik Srinivasan , Oskar Painter

We consider two-level detectors, coupled to a quantum scalar field, moving inside cavities. We highlight some pathological resonant effects due to abrupt boundaries, and decide to describe the cavity by switching smoothly the interaction by…

广义相对论与量子宇宙学 · 物理学 2008-11-26 Nathaniel Obadia

We demonstrate a Raman amplifier for matter-waves, where the amplified atoms and the gain medium are in two different hyperfine states. This amplifier is based on a novel form of superradiance that arises from self-stimulated Raman…

We present an experimental study on the cavity-atom ensemble system, and realize the doubly-resonant cavity enhanced electromagnetically induced transparency, where both the probe and control lasers are resonant with a Fabry-Perot cavity.…

We theoretically investigate the propagation of light in the presence of a homogeneous gravitational field. To model this, we derive the solutions of the wave equation in Rindler spacetime, which account for gravitational redshift and light…

广义相对论与量子宇宙学 · 物理学 2023-04-04 Sebastian Ulbricht , Johannes Dickmann , Andrey Surzhykov