English
Related papers

Related papers: Rayleigh-Brillouin Scattering in Binary Gas Mixtur…

200 papers

The optical Yoneda and Brewster scattering phenomena are studied theoretically based on pertubative solutions of the reduced Rayleigh equations. The Yoneda phenomenon is characterized as an enhancement of the intensity of the diffuse light…

The superradiant Rayleigh scattering using a pump laser incident along the short axis of a Bose-Einstein condensate with a density distortion is studied, where the distortion is formed by shocking the condensate utilizing the residual…

Quantum Gases · Physics 2016-12-21 Zhongkai Wang , Linxiao Niu , Peng Zhang , Mingxuan Wen , Zhen Fang , Xuzong Chen , Xiaoji Zhou

We discuss intensity effects in collisions between beams of optical photons from a high-power laser and relativistic electrons. Our main focus are the modifications of the emission spectra due to realistic finite-beam geometries. By…

High Energy Physics - Phenomenology · Physics 2010-05-28 T. Heinzl , D. Seipt , B. Kampfer

Static light scattering is a popular physical chemistry technique that enables calculation of physical attributes such as the radius of gyration and the second virial coefficient for a macromolecule (e.g., a polymer or a protein) in…

Applications · Statistics 2021-11-17 Fan Yin , Domarin Khago , Rachel W. Martin , Carter T. Butts

We investigate Rayleigh scattering in dissipative optical lattices. In particular, following recent proposals (S. Guibal {\it et al}, Phys. Rev. Lett. {\bf 78}, 4709 (1997); C. Jurczak {\it et al}, Phys. Rev. Lett. {\bf 77}, 1727 (1996)),…

We present comprehensive determinations of the diffusion coefficients $D$ at $T=24\,\degree$C for trace amounts of naturally abundant Rb atoms in inert, naturally abundant He, Ne, N$_2$, Ar, Kr, and Xe buffer gases using a single…

We report the experimental observation of strong two-color optical nonlinearity in an ultracold gas of $^{85}\mathrm{Rb}$-$^{87}\mathrm{Rb}$ atom mixture. By simultaneously coupling two probe transitions of $^{85}$Rb and $^{87}$Rb atoms to…

Atomic Physics · Physics 2021-05-19 Cheng Chen , Fan Yang , Xiaoling Wu , Chuyang Shen , Meng Khoon Tey , Li You

Theory predicts that a plane wave scattered by a thin slab of gas yields, in the forward direction and under specific circumstances, a larger irradiance than would be observed in the absence of the gas. This enhanced Rayleigh scattering…

Astrophysics of Galaxies · Physics 2012-11-30 Frederic Zagury , Pierre Pellat-Finet

We experimentally generate speckle patterns with non-Rayleigh intensity statistics using a phase-only spatial light modulator. By introducing high order correlations to the input light fields we redistribute the intensity among the speckle…

Optics · Physics 2017-04-17 Yaron Bromberg , Hui Cao

We report the scintillation spectra of Ar-CF$_4$ mixtures in the range 210-800~nm, obtained under X-ray irradiation for various pressures (1-5~bar) and concentrations (0-100%). Special care was taken to eliminate effects related to space…

Instrumentation and Detectors · Physics 2023-09-06 P. Amedo , D. González-Díaz , F. M. Brunbauer , D. J. Fernández-Posada , E. Oliveri , L. Ropelewski

We characterize the interaction between a single atom or similar microscopic system and a light field via the scattering ratio. For that, we first derive the electrical field in a strongly focused Gaussian light beam, and then consider the…

We develop the idea of manipulating the scattering length $a$ in low-temperature atomic gases by using nearly resonant light. As found, if the incident light is close to resonance with one of the bound $p$ levels of electronically excited…

atom-ph · Physics 2009-10-28 P. O. Fedichev , Yu. Kagan , G. V. Shlyapnikov , J. T. M. Walraven

Brillouin light scattering (BLS) is a powerful experimental tool that can be used to get insights into the fundamental and applied properties of matter, like dispersions of quasiparticles in a solid, as well as their spatio-temporal…

A theoretical study is made on He scattering from three fundamental classes of disordered ad-layers: (a) Translationally random adsorbates, (b) disordered compact islands and (c) fractal submonolayers. The implications of the results to…

Chemical Physics · Physics 2009-10-30 A. T. Yinnon , D. A. Hamburger , I. Farbman , R. B. Gerber , P. Zeppenfeld , M. A. Krzyzowski , G. Comsa

We calculate the \tco{polarization}-controlled Rayleigh scattering response of twisted bilayer graphene (tBLG) based on the continuum electronic band model developed by Bistritzer and MacDonald while considering its refinements which…

Mesoscale and Nanoscale Physics · Physics 2023-06-01 Disha Arora , Deepanshu Aggarwal , Sankalpa Ghosh , Rohit Narula

A combined experimental and theoretical investigation of time- and alignment-dependent propagation of light in an ultracold atomic gas of atomic $^{85}$Rb is reported. Coherences among the scattering amplitudes for light scattering off…

Atomic Physics · Physics 2015-06-23 S. Balik , R. G. Olave , C. I. Sukenik , M. D. Havey , V. M. Datsyuk , I. M. Sokolov , D. V. Kupriyanov

Coherent backscattering (CBS) of light waves by a random medium is a signature of interference effects in multiple scattering. This effect has been studied in many systems ranging from white paint to biological tissues. Recently, we have…

Disordered Systems and Neural Networks · Physics 2016-08-15 G. Labeyrie , C. A. Müller , D. S. Wiersma , Ch. Miniatura , R. Kaiser

A cascade of two-level superconducting artificial atoms -- a source and a probe -- strongly coupled to a semi-infinite waveguide is a promising tool for observing nontrivial phenomena in quantum nonlinear optics. The probe atom can scatter…

We study Bragg spectroscopy of a strongly interacting Bose-Einstein condensate using time-dependent Hartree-Fock-Bogoliubov theory. We include approximatively the effect of the momentum dependent scattering amplitude which is shown to be…

Other Condensed Matter · Physics 2010-09-17 J. J. Kinnunen , M. J. Holland

The mean intensity of planetary nebulae with an expanding atmosphere is modeled by considering dusty and dust-free atmospheres. The bulk matter density is determined from the adopted velocity field through the equation of continuity. The…

Astrophysics · Physics 2009-11-10 M. Srinivasa Rao , Sujan Sengupta
‹ Prev 1 4 5 6 7 8 10 Next ›