Laser-Plasma Interactions by Dino A. Jaroszynski, R.A. Bingham, R.A Cairns

By Dino A. Jaroszynski, R.A. Bingham, R.A Cairns

A sturdy Compendium of complicated Diagnostic and Simulation Tools

Exploring the main fascinating and topical parts during this box, Laser-Plasma Interactions specializes in the interplay of extreme laser radiation with plasma. After discussing the fundamental idea of the interplay of excessive electromagnetic radiation fields with subject, the ebook covers 3 functions of severe fields in plasma: inertial fusion, wakefield accelerators, and complicated radiation assets.

Collecting contributions from a bunch of overseas specialists, the ebook offers a radical grounding within the primary recommendations of the interplay of electromagnetic radiation with topic, sooner than relocating directly to chosen complex subject matters from the sphere. It describes state of the art diagnostic instruments and experimental recommendations used to review laser-plasma interactions in addition to simulation instruments for modeling those interactions.

With a spotlight on present study tendencies, this publication publications readers to the edge of the main stimulating demanding situations within the box. It additionally offers readers an appreciation of the underlying phenomena linking numerous purposes.

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Additional info for Laser-Plasma Interactions

Sample text

A short list of measurements associated with laser beams both prior to interacting with a plasma and after the interaction. pulses, it is important to know the actual time-history of the electric field of the pulse, both in amplitude and phase. Of course, the quality of the wavefront and the temporal contrast of the focused intensity are also needed. In addition, once the drive beam or one of the probe beams has traversed the plasma, there will be features embedded into the transmitted or scattered light that contain information about the plasma.

Plasma accelerators in this regime have been coined SM-LWFA for self-modulated LWFA (Andreev et al. 1992, Krall et al. 1993). The other EMBW approach, using a two-color laser, could be called the PM-LWFA for pre-modulated LWFA, but has historically been called the plasma beat wave accelerator (PBWA) (Joshi et al. 1984). In this case, the system is not self-resonant and the plasma density must be chosen to satisfy ωmatching; if the two colors have frequencies ω1 and ω2 , then the plasma density must be chosen such that ωp = ω1 − ω2 .

This paper came out about 6 years prior to the invention of the chirped-pulse amplification (CPA) scheme (Strickland and Mourou 1985). The sub-picosecond dye lasers available at the time were of quite low energy ( 1J) and the Q-switched YAG lasers, although having huge energies ( 1J) suffered from long (ns) pulses such that the resonant density would be so low that the accelerating √ field (from an engineering formula in GeV/m) Ez ≈ 96 epw ne18 would be only about 10MeV/m for a wave amplitude epw of unity and where ne18 is the plasma density in units of 1018 cm−3 and we have kept λp ≈ 2cτL for these ns pulses.

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