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Investigation of four-arm cavity for generating single longitudinal mode operation of TEA CO2 laser

  • Yanchen Qu*
  • , Chenghong Jiao
  • , Weijiang Zhao
  • , Yuanhu Wang
  • , Zhiqiang Liang
  • , Deming Ren
  • , Xiaoyong Hu
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

A new method for generating single longitudinal mode operation of TEA CO2 laser-using four arm cavity to select single longitudinal mode is proposed. The new cavity's reflectivity character has been theoretically studied, and its mode selectivity is predicted. In experiment, single longitudinal mode TEA CO2 laser pulses are readily achieved using this method, with laser pulse energy up to 225 mJ and single longitudinal mode repetition more than 90%.

Original languageEnglish
Pages (from-to)2486-2490
Number of pages5
JournalGuangxue Xuebao/Acta Optica Sinica
Volume29
Issue number9
DOIs
StatePublished - Sep 2009

Keywords

  • Four arm cavity
  • Laser
  • Single longitudinal mode
  • TEA CO laser

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