Experimental study on spectra of compressed air microwave plasma

Yong Xi Liu, Gui Xin Zhang*, Qiang Wang, Ling Yun Hou

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Using a microwave plasma generator, compressed air microwave plasma was excited under 1~5 atm pressures. Under different pressures and different incident microwave power, the emission spectra of compressed air microwave plasma were studied with a spectra measuring system. The results show that continuum is significant at atmospheric pressure and the characteristic will be weakened as the pressure increases. The band spectra intensity will be reduced with the falling of the incident microwave power and the band spectra were still significant. The experimental results are valuable to studying the characteristics of compressed air microwave plasma and the generating conditions of NO active groups.

Original languageEnglish
Pages (from-to)794-797
Number of pages4
JournalGuang Pu Xue Yu Guang Pu Fen Xi/Spectroscopy and Spectral Analysis
Volume33
Issue number3
DOIs
Publication statusPublished - Mar 2013
Externally publishedYes

Keywords

  • Emission spectra
  • Incident microwave power
  • Microwave plasma
  • Pressure

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