Versatile shaping of a relativistic laser pulse from a nonuniform overdense plasmaстатья
Статья опубликована в высокорейтинговом журнале
Информация о цитировании статьи получена из
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Статья опубликована в журнале из списка Web of Science и/или Scopus
Дата последнего поиска статьи во внешних источниках: 18 июля 2013 г.
Аннотация:We studied the versatile shaping of a petawatt laser pulse using its relativistic transparency in a thin
overdense plasma slab. The novel concept here is to use the nonuniformity of the plasma slab in its
density or thickness in the transverse direction to control the pulse shaping in both the longitudinal and
transverse directions. From 2-dimensional particle-in-cell simulations, we succeeded in fabricating a front
shape concave to the propagation direction, an extreme case of transverse shaping. A 1-dimensional
analytic formula was then applied to predict the transverse shape, which showed good agreement with the
simulations.