Ultra-short laser-produced optical microcavities and ionization fronts
Anno: 2000
Autori: Jarque E.C., Cornolti F., Macchi A.
Affiliazione autori: Univ Salamanca, Dept Fis Aplicada, E-37008 Salamanca, Spain; Univ Pisa, Dipartimento Fis, Pisa, Italy; Darmstadt Univ Technol, Darmstadt, Germany; Univ Pisa, INFM, Sezione A, Pisa, Italy.
Abstract: A class of nonlinear optical effects related to fast field ionization in an interference pattern is investigated by numerical simulations. Interference between counter-propagating ultrashort pulses slightly below the ionization threshold produces a layered distribution of free-electron density. In a dense dielectric target, this effect allows us to trap light between plasma layers creating a sort of optical microcavity. Other peculiar features include frequency upshift, pulse lengthening and self-generated relativistic ionization fronts.
Giornale/Rivista: JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS
Volume: 33 (1) Da Pagina: 1 A: 13
Parole chiavi: Frequency Up-conversion; Electromagnetic-radiation; Harmonic-generation; Field-ionization; Self-reflection; Thin Foil; Plasma; Pulses; Energy; SurfaceDOI: 10.1088/0953-4075/33/1/301Citazioni: 5dati da “WEB OF SCIENCE” (of Thomson Reuters) aggiornati al: 2025-05-18Riferimenti tratti da Isi Web of Knowledge: (solo abbonati)