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Title: Mechanism of electron bunching by an ultrarelativistically intense laser pulse when crossing a nonuniform-plasma boundary

Journal Article · · Quantum Electronics (Woodbury, N.Y.)
DOI:https://doi.org/10.1070/QEL17313· OSTI ID:23141818
 [1]
  1. Joint Institute for High Temperatures, Russian Academy of Sciences, ul. Izhorskaya 13, stroenie 2, 125412 Moscow (Russian Federation)

Numerical simulations were used to investigate the electron bunching induced by a laser pulse in its penetration into a plasma that has a nonuniform density profile at the vacuum – plasma boundary, which reaches a plateau. A mechanism was found to exist for this plasma which fosters a denser electron grouping in the generated bunch in comparison with the plasma with a sharp boundary. This mechanism is related to the nonstationarity of the wake wave produced by the laser pulse at the beginning of the plasma density plateau. (paper)

OSTI ID:
23141818
Journal Information:
Quantum Electronics (Woodbury, N.Y.), Vol. 50, Issue 10; Other Information: Country of input: International Atomic Energy Agency (IAEA); ISSN 1063-7818
Country of Publication:
United States
Language:
English

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