English
Related papers

Related papers: Optimal Photon Generation from Spontaneous Raman P…

200 papers

We discuss theoretically ion-atom collisions at low energy and predict the possibility of formation of cold molecular ion by photoassociation. We present results on radiative homo- and hetero-nuclear atom-ion cold collisions that reveal…

Atomic Physics · Physics 2011-09-06 Arpita Rakshit , Bimalendu Deb

By illuminating an individual rubidium atom stored in a tight optical tweezer with short resonant light pulses, we create an efficient triggered source of single photons with a well-defined polarization. The measured intensity correlation…

Ultracold ground-state molecules can be formed from ultracold atoms via photoassociation followed by a spontaneous emission process. Typically, the molecular products are distributed over a range of final states. Here, we propose to use an…

Quantum Physics · Physics 2018-12-20 Tobias Kampschulte , Johannes Hecker Denschlag

We demonstrate a new method for non-destructive imaging of laser-cooled atoms. This spatial heterodyne technique forms a phase image by interfering a strong carrier laser beam with a weak probe beam that passes through the cold atom cloud.…

Atomic Physics · Physics 2009-11-06 S. Kadlecek , J. Sebby , R. Newell , T. G. Walker

We report on the fast excitation of a single atom coupled to an optical cavity using laser pulses that are much shorter than all other relevant processes. The cavity frequency constitutes a control parameter that allows the creation of…

Quantum Physics · Physics 2008-12-03 J. Bochmann , M. Muecke , G. Langfahl-Klabes , C. Erbel , B. Weber , H. P. Specht , D. L. Moehring , G. Rempe

This review describes the production of atomic strontium samples at ultra-low temperature and at high phase-space density, and their possible use for physical studies and applications. We describe the process of loading a magneto-optical…

Atomic Physics · Physics 2007-05-23 F. Sorrentino , G. Ferrari , N. Poli , R. Drullinger , G. M. Tino

Photonic qubits play an instrumental role in the development of advanced quantum technologies, including quantum networking, boson sampling and measurement based quantum computing. A promising framework for the deterministic production of…

Quantum Physics · Physics 2023-11-28 Jan Ole Ernst , Juan-Rafael Alvarez , Thomas D. Barrett , Axel Kuhn

A theoretical model describing the Raman scattering process in atomic vapors is constructed. The treatment investigates the low-excitation regime suitable for modern experimental applications. Despite the incorporated decoherence effects…

Quantum Physics · Physics 2012-07-16 Jan Kolodynski , Jan Chwedenczuk , Wojciech Wasilewski

Random matrices are fundamental in photonic computing because of their ability to model and enhance complex light interactions and signal processing capabilities. In manipulating classical light, random operations are utilized for random…

Optics · Physics 2025-02-25 Kevin Zelaya , Mostafa Honari-Latifpour , Mohammad-Ali Miri

The production of prompt photons is one of the most relevant scattering processes studied at hadron-hadron colliders in recent years. This article will give an overview of the different approaches used to simulate prompt photon production…

High Energy Physics - Phenomenology · Physics 2017-05-10 Frank Siegert

We present the optimal design for an on-chip single-photon source based on spontaneous four-wave mixing in a system of coupled ring microresonators, which provides frequency uncorrelated joint spectral amplitude of the biphoton field and…

Quantum Physics · Physics 2018-09-11 I. N. Chuprina , N. S. Perminov , D. Yu. Tarankova , A. A. Kalachev

The production of single photons in relativistic heavy ion collisions at CERN SPS, BNL RHIC and CERN LHC energies is re-examined in view of the recent studies of Aurenche et al which show that the rate of photon production from quark gluon…

Nuclear Theory · Physics 2016-08-15 Dinesh Kumar Srivastava

We model the spectral quantum-mechanical purity of heralded single photons from a photon-pair source based on nondegenerate spontaneous four-wave mixing taking the impact of distributed dispersion fluctuations into account. The considered…

Quantum Physics · Physics 2017-08-25 Jacob G. Koefoed , Søren M. M. Friis , Jesper B. Christensen , Karsten Rottwitt

A two-level atom cannot emit more than one photon at a time. As early as the 1980s, this quantum feature was identified as a gateway to "single-photon sources", where a regular excitation sequence would create a stream of light particles…

Quantum Physics · Physics 2017-06-22 Xiao-Liu Chu , Stephan Götzinger , Vahid Sandoghdar

A method of images is applied to study the spontaneous emission of an atom inside a metallic wedge with an opening angle of $\pi/N$, where N is an arbitrary positive integer. We show the method of images gives a rate formula consistent with…

Atomic Physics · Physics 2015-05-20 H. J. Zhao , M. L. Du

Stimulated Raman scattering of atoms with $\Lambda$-configuration of levels is a promising tool for transducing microwave photons to optical photons. We consider an atomic Bose-Einstein condensate whose large phase-space density highly…

Quantum Physics · Physics 2022-05-25 Árpád Kurkó , Péter Domokos , David Petrosyan , András Vukics

We demonstrate experimental generation of spatially-entangled photon-pairs by spontaneous parametric down conversion (SPDC) using a partial spatially coherent pump beam. By varying the spatial coherence of the pump, we show its influence on…

Quantum Physics · Physics 2019-05-29 Hugo Defienne , Sylvain Gigan

Preparation of entangled states of photons are useful for quantum computing and communication. In this paper, we present a simplistic protocol of entanglement generation using beam splitters with suitable reflectivity. The photons in an…

Quantum Physics · Physics 2020-11-25 Hari Krishnan S. V. , Shubhrangshu Dasgupta

Quantum correlated, highly non-degenerate photons can be used to synthesize disparate quantum nodes and link quantum processing over incompatible wavelengths, thereby constructing heterogeneous quantum systems for otherwise unattainable…

Optics · Physics 2017-09-14 Yong Meng Sua , Heng Fan , Amin Shahverdi , Jia-Yang Chen , Yu-Ping Huang

We suggest the generation of photon pairs in a thermally induced nonlinear periodically-poled silica fiber by spontaneous parametric down-conversion. Photons are generated directly in eigenstates of optical angular momentum. Photons in a…

Quantum Physics · Physics 2014-10-01 D. Javůrek , J. Svozilík , J. Peřina