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Title: Boosted High-Harmonics Pulse from a Double-Sided Relativistic Mirror

Journal Article · · Physical Review Letters
; ; ;  [1];  [2]
  1. Kansai Photon Science Institute, JAEA, Kizugawa, Kyoto 619-0215 (Japan)
  2. Central Research Institute of Electric Power Industry, Yokosuka, Kanagawa 240-0196 (Japan)

An ultrabright high-power x- and gamma-radiation source is proposed. A high-density thin plasma slab, accelerating in the radiation pressure dominant regime by an ultraintense electromagnetic wave, reflects a counterpropagating relativistically strong electromagnetic wave, producing extremely time-compressed and intensified radiation. The reflected light contains relativistic harmonics generated at the plasma slab, all upshifted with the same factor as the fundamental mode of the incident light. The theory of an arbitrarily moving thin plasma slab reflectivity is presented.

OSTI ID:
21347042
Journal Information:
Physical Review Letters, Vol. 103, Issue 2; Other Information: DOI: 10.1103/PhysRevLett.103.025002; (c) 2009 The American Physical Society; ISSN 0031-9007
Country of Publication:
United States
Language:
English