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Showing 1-20 of 4,742 results
  1. The effect of density ramp on self-focusing of q-Gaussian laser beam in magnetized plasma

    This study investigates the impact of a density ramp on the self-focusing of q -Gaussian laser beam ( q -GLB) in magnetized plasma. Utilizing the q -Gauss...

    Anees Akber Butt, Danish Nazir, ... Vishal Thakur in Journal of Optics
    Article 15 November 2023
  2. Combined effect of plasma density ramp and wiggler magnetic field on self-focusing of q-Gaussian laser beam in underdense plasma

    This study has been conducted to examine the combined impact of a wiggler magnetic field and an exponential plasma density ramp on a q-Gaussian laser...

    Anees Akber Butt, Vinay Sharma, ... Vishal Thakur in Journal of Optics
    Article 22 August 2023
  3. Self-Focusing of Rippled Elliptical q-Gaussian Laser Beam in Plasma with Axial Density Ramp

    Theoretical investigation on self-focusing of an elliptical q -Gaussian laser beam, carrying an intensity ripple over its cross section, in plasma...

    Article 09 January 2024
  4. Self focusing of q-Gaussian laser beams in collisional plasma with axial density ramp: effect of Ohmic heating

    This paper investigates the phenomenon of self focusing in collisional plasmas with a axial density ramp, specifically utilizing q -Gaussian laser...

    Naveen Gupta, Alex A K, ... Rohit Johari in Journal of Optics
    Article 04 May 2024
  5. Localization of a Gaussian laser beam in thermal quantum plasma with density ramp

    This work investigates the localization of a Gaussian laser beam in thermal quantum plasma with a density ramp. Assuming the...

    Somaye Zare, Niti Kant in Journal of Optics
    Article 02 January 2023
  6. Collective effect of preformed plasma channel and plasma density ramp on second harmonic generation of Laguerre–Gaussian laser beam in plasma

    Present study demonstrates the relativistic optical guiding of Laguerre–Gaussian laser beam in preformed plasma channel with density ramp....

    Aman Bhatia, Keshav Walia, Arvinder Singh in The European Physical Journal Plus
    Article 26 March 2024
  7. Excitation of Electron Plasma Wave by Self Focused Cosh-Gaussian Laser Beams in Collisionless Plasmas: Effect of Density Ramp

    Dynamics of the laser-driven electron plasma waves (EPWs) in plasmas with axial density ramp has been investigated theoretically. The effect of...

    Naveen Gupta, Sanjeev Kumar, S. B. Bhardwaj in Journal of Applied Spectroscopy
    Article 13 March 2023
  8. Enhancement of electron-bunch quality in bubble domain utilizing plasma ramp profile with various density-hill widths in laser wakefield acceleration

    The laser wakefield acceleration (LWFA) scheme is now a superb and potent instrument for industry, medicine, fusion, and other uses. With the aid of...

    Mohit Kumar, Hitendra K. Malik, Sandeep Kumar in Optical and Quantum Electronics
    Article 29 December 2023
  9. Self-focusing of laser-driven ion acoustic waves in plasma with axial density ramp

    In the present work, dynamics of the laser-driven ion acoustic waves (IAWs) in plasmas with axial density ramp has been investigated theoretically....

    Naveen Gupta, Suman Choudhry, ... S. B. Bhardwaj in Journal of Optics
    Article 03 November 2022
  10. Effect of self-focusing of bessel gauss laser beam on excitation of electron plasma wave in collisionless plasma with axial density ramp

    A theoretical investigation has been conducted to analyze the dynamics of electron plasma waves (EPWs) induced by Bessel–Gauss laser beams in plasmas...

    Naveen Gupta, Alex A K, ... Devinder Singh in Journal of Optics
    Article 13 March 2024
  11. Stimulated Raman Scattering of Cosh-Gaussian Laser Beams in Plasma with Axial Density Ramp: Effect of Self-Focusing

    We present theoretical study of stimulated Raman scattering (SRS) of intense cosh-Gaussian (ChG) laser beams interacting with axially non-uniform...

    Naveen Gupta, Sanjeev Kumar, S. B. Bhardwaj in Journal of Russian Laser Research
    Article 21 November 2022
  12. Enhanced self-focusing of q-Gaussian laser beam in underdense plasma under the combined effect of density ramp and axial magnetic field

    In this manuscript, we observed the synergistic potential of an exponential plasma density ramp and an axial magnetic field to enhance the...

    Anees Akber Butt, Vishal Thakur in Journal of Optics
    Article 20 November 2023
  13. A Methodology for Assessing Axial Compressor Stability with Inlet Temperature Ramp Distortion

    Based on a small perturbation stability model for periodic flow, the effects of inlet total temperature ramp distortion on the axial compressor are...

    Dakun Sun, Benhao Gu, ... **aofeng Sun in Journal of Thermal Science
    Article 01 April 2024
  14. Stimulated Brillouin Scattering of Elliptical q-Gaussian Laser Beams in Plasmas with Axial Density Ramp: Effect of Self-Focusing

    Theoretical investigation on stimulated Brillouin scattering of intense q-Gaussian laser beams interacting with axially nonuniform plasmas has been...

    Naveen Gupta, Suman Choudhry, S. B. Bhardwaj in Journal of Applied Spectroscopy
    Article 25 January 2023
  15. Electron plasma wave excitation by self-focused cosh gaussian laser beams in axially inhomogeneous plasma: effect of density ramp

    Dynamics of the laser driven electron plasma waves (EPWs) in plasmas with axial density ramp has been investigated theoretically. The effect of self...

    Naveen Gupta, Sanjeev Kumar, ... Suman Choudhry in Journal of Optics
    Article 28 July 2022
  16. Phase Lag Response on Photothermolelastic Due to Ramp Type Load

    Abstract

    The mathematical model has been framed to analyze the 2-dimensional problem in a homogeneous, isotropic photo thermoelastic half-space with...

    Nidhi Sharma, Rajneesh Kumar, Ravi in Mechanics of Solids
    Article 19 October 2023
  17. Brickwall in rotating BTZ: a dip-ramp-plateau story

    In this article, building on our recent investigations and motivated by the fuzzball-paradigm, we explore normal modes of a probe massless scalar...

    Suman Das, Arnab Kundu in Journal of High Energy Physics
    Article Open access 08 February 2024
  18. Electron accelerataion by laser driven electron plasma wave in plasma with axial density ramp: Cosh Gaussian laser beam

    This paper presents a theoretical investigation into the nonlinear propagation of a Cosh-Gaussian (ChG) laser beam through plasma with axial...

    Naveen Gupta, Rohit Johari, A. K. Alex in Journal of Optics
    Article 21 March 2024
  19. Self-compression of elliptical q-Gaussian laser pulse in plasmas with axial density ramp

    Theoretical investigation on self-compression of a laser pulse with q -Gaussian spatial irradiance profile propagating through collisionless plasmas...

    Naveen Gupta, Rohit Johari, ... Nikhil Patial in Journal of Optics
    Article 29 May 2022
  20. Traffic fuel consumption evaluation of the on-ramp with acceleration lane based on cellular automata

    Based on Nagel–Schreckenberg (NaSch) traffic flow model, a novel fuel consumption model of on-ramp with acceleration lane under open boundary...

    Xue Wang, Yu Xue, Suwei Feng in The European Physical Journal B
    Article 23 June 2023
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