Mobilities of O 2 + and O 2 - ions in femtosecond laser filaments in air

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Abstract

The operation of the capacitive plasma probe commonly used for measurements of plasma density in laser filaments and sparks in gases is analyzed. The probe is employed to measure absolute mobilities of O 2 + and O 2 - ions produced through femtosecond laser filamentation in air.

Original languageEnglish (US)
Article number164102
JournalApplied Physics Letters
Volume101
Issue number16
DOIs
StatePublished - Oct 15 2012

ASJC Scopus subject areas

  • Physics and Astronomy (miscellaneous)

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