Documents
Resources
Learning Center
Upload
Plans & pricing Sign in
Sign Out

Simulation of Plasma Wakefields and Weibel Instability of

VIEWS: 3 PAGES: 17

  • pg 1
									 Simulation of Plasma Wakefields and
 Weibel Instability of Electron Beams
   in Plasma Using Codes LSP and
                OSIRIS
            electron density                 beam density    plasma density




                                                3d Meeting of the Fusion Science
A. Solodov, C. Ren, J. Myatt, and R. Betti     Center for Extreme States of Matter
University of Rochester                                   and Fast Ignition Physics
Laboratory for Laser Energetics                            University of Rochester
W. B. Mori, UCLA                                              26–27 January 2006
    Codes LSP and OSIRIS



            OSIRIS                                  LSP
     (developed at UCLA)              (product of MRC Albuquerque)
            Explicit                        Explicit or Implicit
             PIC                          Particle (PIC) or Fluid

•   Courant condition for the     •    Courant condition is unnecessary
    electromagnetic fields:            in the implicit mode, non-resolved
    Δt<Δx/c                            temporary modes are damped,
                                       remaining limitation: Δt < Δx/vte
•   Numerical heating if Δx>3λD
                                  •    Implicit PIC:
                                       numerical heating or cooling if
                                       Δx>λD

                                  •    Implicit fluid:
                                       no numerical heating or cooling

								
To top