English
Related papers

Related papers: X-Ray Amplification by Stimulated Brillouin Scatte…

200 papers

We consider backscattering of laser pulses in strongly-magnetized plasma mediated by kinetic magnetohydrodynamic waves. Magnetized low-frequency scattering, which can occur when the external magnetic field is neither perpendicular nor…

Plasma Physics · Physics 2019-07-17 Matthew R. Edwards , Yuan Shi , Julia M. Mikhailova , Nathaniel J. Fisch

Light amplification towards extremely high power in the infrared regime remains a significant challenge due to the lack of suitable gain media. Here we propose a new scheme to amplify a laser pulse with tunable wavelengths towards extremely…

Plasma Physics · Physics 2025-02-13 Zhi-Yu Lei , Zheng-Ming Sheng , Su-Ming Weng , Min Chen , Jie Zhang

Brillouin light scattering (BLS) spectroscopy is a powerful tool for detecting spin waves in magnetic thin films and nanostructures. Despite comprehensive access to spin-wave properties, BLS spectroscopy suffers from the limited wavenumber…

Stimulated Brillouin scattering has attracted renewed interest with the promise of highly tailorable integration into the silicon photonics platform. However, significant Brillouin amplification in silicon waveguides has yet to be shown. In…

Mesoscale and Nanoscale Physics · Physics 2014-09-02 Raphaël Van Laer , Bart Kuyken , Dries Van Thourhout , Roel Baets

Current theoretical demonstration of the Stimulated Brillouin scattering (SBS) in waveguides composed of centrosymmetric materials does not capture physics of the phenomenon in waveguides composed of non-centrosymmetric materials. The SBS…

Optics · Physics 2023-04-25 Ali Dorostkar , Sayyed Reza Mirnaziry

We study theoretically the exchange of angular momentum between electromagnetic and electrostatic waves in a plasma, due to the stimulated Raman and Brillouin backscattering processes. Angular momentum states for plasmon and phonon fields…

Plasma Physics · Physics 2015-05-13 J. T. Mendonça , B. Thidé , H. Then

We investigate the possibility of achieving a slow signal field at the level of single photons inside nanofibers by exploiting stimulated Brillouin scattering, which involves a strong pump field and the vibrational modes of the waveguide.…

Quantum Physics · Physics 2024-08-06 Hashem Zoubi , Klemens Hammerer

We present a scheme for amplifying an extreme-ultraviolet (XUV) seed isolated attosecond pulse via stimulated Raman scattering of a pulse-train pump. At sufficient seed and pump intensity, the amplification is nonlinear, and the amplitude…

Plasma Physics · Physics 2022-10-24 Andréas Sundström , Mickael Grech , István Pusztai , Caterina Riconda

The ability to amplify light within silicon waveguides is central to the development of high-performance silicon photonic device technologies. To this end, the large optical nonlinearities made possible through stimulated Brillouin…

Recent theoretical studies of Stimulated Brillouin Scattering (SBS) in nanoscale devices have led to an intense research effort dedicated to the demonstration and application of this nonlinearity in on-chip systems. The key feature of SBS…

Brillouin light scattering (BLS) spectroscopy is an effective method for detecting spin waves in magnetic thin films and nanostructures. While it provides extensive insight into the properties of spin waves, BLS spectroscopy is impeded in…

Optics · Physics 2024-04-24 Valeri Lozovski , Andrii V. Chumak

Pulse compression processing based on stimulated Brillouin scattering (SBS) in an optical fiber is theoretically and experimentally demonstrated. Broadband microwave signal is electro-optically modulated onto the pump lightwave that is…

Optics · Physics 2016-04-20 Xin Long , Weiwen Zou , Jianping Chen

In [I.R. Khairulin et al., submitted to Phys. Rev. Lett.] we propose a method for amplifying a train of sub-femtosecond pulses of circularly or elliptically polarized extreme ultraviolet (XUV) radiation, constituted by high-order harmonics…

This paper studies the propagation of intense laser in plasmas in weak relativistic region($0.1<a_0^2<0.5$) using the quasi-periodic approximation. Effective Lorentz factor and density wave effects are calculated in detail. The relativistic…

Plasma Physics · Physics 2007-05-23 Hongyu Wang , Zuqia Huang

We propose a method for amplifying a train of sub-femtosecond pulses of circularly or elliptically polarized extreme ultraviolet (XUV) radiation constituted by high-order harmonics of an infrared (IR) laser field, in a neon-like active…

The effects of a frequency-modulated pump on stimulated Brillouin scattering (SBS) in a flowing plasma are investigated by theoretical analysis, three-wave simulations, and kinetic simulations. The resonance point of SBS oscillates in a…

Plasma Physics · Physics 2024-01-09 Y. Chen , C. Y. Zheng , Z. J. Liu , L. H. Cao , C. Z. Xiao

We develop a statistical theory of stimulated Brillouin backscatter (BSBS) of a spatially and temporally partially incoherent laser beam for laser fusion relevant plasma. We find a new collective regime of BSBS (CBSBS) with intensity…

Plasma Physics · Physics 2022-06-03 Alexander O. Korotkevich , Pavel M. Lushnikov , Harvey A. Rose

We study stimulated Brillouin scattering (SBS) and stimulated Raman scattering (SRS) in shock ignition by comparing fluid and PIC simulations. Under typical parameters for the OMEGA experiments [Theobald \emph{et al}., Phys. Plasmas…

Plasma Physics · Physics 2016-05-04 L. Hao , J. Li , W. D. Liu , R. Yan , C. Ren

This paper explores the integration of cross-polarized stimulated Brillouin scattering (XP-SBS) with Kerr and quadratic nonlinearities in lithium niobate (LN) to enhance photonic device performance. Three novel applications are…

Optics · Physics 2024-05-28 Mingming Nie , Jonathan Musgrave , Shu-Wei Huang

The wealth of work in backward Raman amplification in plasma has focused on the extreme intensity limit, however backward Raman amplification may also provide an effective and practical mechanism for generating intense, broad bandwidth,…

Plasma Physics · Physics 2017-03-09 L. A. Johnson , D. F. Gordon , J. P. Palastro , B. Hafizi