English
Related papers

Related papers: Transformation optics simulation method for stimul…

200 papers

The multiple scattering of coherent light is a problem of both fundamental and applied importance. In optics, phase conjugation allows spatial focussing and imaging through a multiply scattering medium; however, temporal control is…

A transformation optics approach was used to derive a general method for designing electromagnetic devices able to manipulate the wave vectors in the specific manner required by the functionality of the device. While the wave paths inside…

Optics · Physics 2017-07-19 Mircea Giloan

We introduce the concept of Brillouin optomechanics, a phonon-photon interaction process mediated by the electrostrictive force exerted by light on dielectrics and the photoelastic scattering of light from an acoustic wave. We first provide…

Optics · Physics 2013-09-12 Gaurav Bahl , Tal Carmon

Quantum transduction, the process of converting quantum signals from one form of energy to another is a key step in harnessing different physical platforms and the associated qubits for quantum information processing. Optoelectromechanics…

Quantum Physics · Physics 2023-09-19 Mrittunjoy Guha Majumdar , C. M. Chandrashekar

The key challenge for high-power delivery through optical fibers is overcoming nonlinear optical effects. To keep a smooth output beam, most techniques for mitigating optical nonlinearities are restricted to single-mode fibers. Moving out…

Absorption of ultrashort laser pulses in a metallic grating deposited on a transparent sample launches coherent compression/dilatation acoustic pulses in directions of different orders of acoustic diffraction. Their propagation is detected…

Applied Physics · Physics 2018-02-14 Osamu Matsuda , Thomas Pezeril , Ievgeniia Chaban , Kentaro Fujita , Vitalyi Gusev

Time-domain Brillouin scattering is an opto-acousto-optical probe technique for the evaluation of the transparent materials. Ultrashort pump laser pulses via optoacoustic conversion launch in the sample picosecond coherent acoustic pulses.…

Applied Physics · Physics 2020-06-15 Vitalyi E. Gusev

We examine the feasibility of strongly-coupled stimulated Brillouin scattering as a mechanism for the plasma-based amplification of sub-picosecond pulses. In particular, we use fluid theory and particle-in-cell simulations to compare the…

Plasma Physics · Physics 2016-09-08 Matthew R. Edwards , Qing Jia , Julia M. Mikhailova , Nathaniel J. Fisch

Plasma-based parametric amplification using stimulated Brillouin scattering offers a route to coherent x-ray pulses orders-of-magnitude more intense than those of the brightest available sources. Brillouin amplification permits…

Plasma Physics · Physics 2017-08-30 Matthew R. Edwards , Julia M. Mikhailova , Nathaniel J. Fisch

We derive expressions for the intensity of the Brillouin polarized spectrum of a molecular liquid formed of axially symmetric molecules. These expressions take into account both the molecular dielectric anisotropy and the modulation of the…

Statistical Mechanics · Physics 2011-08-12 R. M. Pick , T. Franosch , A. Latz , C. Dreyfus

Brillouin scattering in optical fibres is a fundamental interaction between light and sound with important implications ranging from optical sensors to slow and fast light. In usual optical fibres, light both excites and feels shear and…

Spin waves are studied intensively for their intriguing properties and potential use in future technology platforms for the transfer and processing of information and microwave signals. The development of devices and materials for spin-wave…

Mesoscale and Nanoscale Physics · Physics 2022-12-21 Lukáš Flajšman , Ondřej Wojewoda , Huajun Qin , Kristýna Davídková , Michal Urbánek , Sebastiaan van Dijken

Stimulated Brillouin scattering (SBS) is a very fundamental interaction between light and travelling acoustic waves, which is mainly attributed to the electrostriction and photoelastic effects with the interaction strength being orders of…

Optics · Physics 2015-06-22 Chun-Hua Dong , Zhen Shen , Chang-Ling Zou , Yan-Lei Zhang , Wei Fu , Guang-Can Guo

Integrated silicon microwave photonics offers great potential in microwave phase shifter elements, and promises compact and scalable multi-element chips that are free from electromagnetic interference. Stimulated Brillouin scattering, which…

Brillouin spectroscopy is a powerful optical technique for viscoelastic characterization of samples without contact. However, like all optical systems, Brillouin spectroscopy performances are degraded by optical aberrations, and have…

Optics · Physics 2018-02-09 Eitan Edrei , Giuliano Scarcelli

Coherent control of traveling acoustic excitations in a waveguide system is an interesting way to manipulate and transduce classical and quantum information. So far, these interactions, often based on optomechanical resonators or Brillouin…

Quantum Physics · Physics 2022-04-05 Junyin Zhang , Changlong Zhu , Christian Wolff , Birgit Stiller

Stimulated Brillouin scattering in integrated photonic waveguides enables coherent coupling between optical photons and gigahertz acoustic phonons, providing a powerful mechanism for on-chip microwave photonics and opto-acoustic signal…

Stimulated Brillouin interaction between sound and light, known to be the strongest optical nonlinearity common to all amorphous and crystalline dielectrics, has been widely studied in fibers and bulk materials but rarely in optical…

Optics · Physics 2011-09-13 Gaurav Bahl , John Zehnpfennig , Matthew Tomes , Tal Carmon

Scattering has usually be considered as detrimental for optical focusing or imaging. Recently, more and more research has shown that strongly scattering materials can be utilized to focus coherent light by controlling or shaping the…

Optics · Physics 2017-05-24 Yanqi Qiao , Xianfeng Chen , Yajun Peng , Yuanlin Zheng

The interaction between light and acoustic phonons is strongly modified in sub-wavelength confinement, and has led to the demonstration and control of Brillouin scattering in photonic structures such as nano-scale optical waveguides and…