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Related papers: Slow light based optical frequency shifter

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Advances of quantum control technology have led to nearly perfect single-qubit control of nuclear spins and atomic hyperfine ground states. In contrast, quantum control of strong optical transitions, even for free atoms, are far from being…

Atomic Physics · Physics 2020-06-24 Yudi Ma , Xing Huang , Xiaoqing Wang , Lingjing Ji , Yizun He , Liyang Qiu , Jian Zhao , Yuzhuo Wang , Saijun Wu

Light transmission or diffraction from different quantum phases of cold atoms in an optical lattice has recently come up as a useful tool to probe such ultra cold atomic systems. The periodic nature of the optical lattice potential closely…

Quantum Gases · Physics 2015-03-20 Adhip Agarwala , Madhurima Nath , Jasleen Lugani , K. Thyagarajan , Sankalpa Ghosh

The propagation of a weak optical pulse through an atomic system in closed $\Lambda$ configuration is investigated in which the hyper fine levels are coupled by a microwave pulse. Under three photon resonance condition, it is observed that…

Atomic Physics · Physics 2016-12-07 Rajitha K. V. , Tarak N. Dey

We propose a new Fourier-transform spectroscopy technique based on the rotational Doppler effect. The technique offers an application for optical vortex frequency combs, where each frequency component carries a unique amount of orbital…

Optics · Physics 2024-10-28 Santeri Larnimaa , Markku Vainio

State-of-the-art laser frequency stabilization is limited by miniscule length changes caused by thermal noise. In this work, a cavity-length-insensitive frequency stabilization scheme is implemented using strong dispersion in a…

By spectrally hole burning an inhomogeneously broadened ensemble of ions while applying a controlled perturbation, one can obtain spectral holes that are functionalized for maximum sensitivity to different perturbations. We propose to use…

Quantum Physics · Physics 2017-01-03 Klaus Mølmer , Yann Le Coq , Signe Seidelin

An optical chopper periodically interrupts a classical light beam. We propose a realizable quantum version of the optical chopper, where the time-periodic driving of the light-matter coupling is achieved through a nonlinear three wave…

Quantum Physics · Physics 2016-03-18 Mikhail Pletyukhov , Kim G. L. Pedersen , Vladimir Gritsev

Realizing a sensitive photon-number-dependent phase shift on a light beam is required both in classical and quantum photonics. It may lead to new applications for classical and quantum photonics machine learning or pave the way for…

We propose a method that enables efficient conversion of quantum information frequency between different regions of spectrum of light based on recently demonstrated strong parametric coupling between two narrow-band single-photon pulses…

Quantum Physics · Physics 2015-05-14 A. Gogyan

Strong optical forces with minimal spontaneous emission are desired for molecular deceleration and atom interferometry applications. We report experimental benchmarking of such a stimulated optical force driven by ultrafast laser pulses. We…

Atomic Physics · Physics 2019-07-23 Xueping Long , Scarlett S. Yu , Andrew M. Jayich , Wesley C. Campbell

The frequency conversion of light has proved to be a crucial technology for communication, spectroscopy, imaging, and signal processing. In the quantum regime, it also offers great potential for realizing quantum networks incorporating…

Quantum Physics · Physics 2016-04-08 Nobuyuki Matsuda

We show that the AC-Stark shift (light-shift) is a powerful and versatile tool to control the emission of a photon-echo in the context of optical storage. As a proof-of-principle, we demonstrate that the photon-echo efficiency can be fully…

Quantum Physics · Physics 2015-06-23 Thierry Chanelière , Gabriel Hétet

A novel form of quantum control is proposed by applying twisted-light also known as optical vortex beams to drive ultra-narrow atomic transitions in neutral Ca, Mg, Yb, Sr, Hg and Cd bosonic isotopes. This innovative all-optical…

Atomic Physics · Physics 2025-06-30 T. Zanon-Willette , F. Impens , E. Arimondo , D. Wilkowski , A. V. Taichenachev , V. I. Yudin

The ability to design, fabricate and control systems that can convert photons with dissimilar frequencies has technological implications in classical as well as quantum communications. Laser heating and thermal-mechanical motion in…

Quantum Physics · Physics 2022-03-02 Surabhi Yadav , Aranya B Bhattacherjee

Over the past years, there have been many efforts towards generating interactions between two optical beams so strong that they could be observed at the level of individual photons. Such strong interactions, beyond opening up a new regime…

Quantum Physics · Physics 2015-08-24 Amir Feizpour Matin Hallaji Greg Dmochowski , Aephraim M. Steinberg

Optomechanical interaction can be a platform for converting quantum optical sates at different frequencies. In this work, we propose to combine the idea of optomechanical frequency conversion and the dual-use of laser interferometer, for…

Quantum Physics · Physics 2019-12-04 Yiqiu Ma , Feng-Li Lin , Haixing Miao , Chunnong Zhao , Yanbei Chen

We demonstrate an optical frequency analysis method using the Fourier transform of detection times of fluorescence photons emitted from a single trapped 40Ca+ ion. The response of the detected photon rate to the relative laser frequency…

An optical field will undergo coherent diffusion when it is mapped into thermal-motioned atoms, e.g., in a slow or storage light process. As was demonstrated before, such diffusion effect is equivalent to a spatial low-pass filter…

Quantum Physics · Physics 2022-07-15 Yun Chen , Chengyuan Wang , Zibin Jiang , Wei Zhang , Zehao Shen , Hong Gao , Fuli Li

Optical-frequency synthesizers are lasers stabilized and programmed from a microwave clock for applications, especially in fundamental measurements and spectroscopy, optical-communication links, and precision sensing of numerous physical…

The ability to manipulate the frequency of light is of great importance in both fundamental quantum sciences and practical applications. Traditional method for frequency conversion relies on nonlinear optical processes, which are faced with…

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