Interaction between laser and propellant gas

Research output: Contribution to journalArticlepeer-review

Abstract

Based on the characteristic of laser propulsion, an investigation was performed for the mechanism of the interaction between laser and propellant gas. The breakdown process of propellant gas was studied and the breakdown threshold values of hydrogen and air were calculated. The inverse bremsstrahlung absorption coefficient of hydrogen and argon were calculated. The results can explain the blanch phenomena and plasma instability in laser propulsion experimentation that is mentioned in some paper.

Original languageEnglish
Pages (from-to)635-639
Number of pages5
JournalBeijing Hangkong Hangtian Daxue Xuebao/Journal of Beijing University of Aeronautics and Astronautics
Volume30
Issue number7
StatePublished - Jul 2004

Keywords

  • Breakdown
  • Inverse bremsstrahlung absorption
  • Laser heating
  • Laser propulsion
  • Threshold value

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