科学研究

泵浦染料激光器 ▼

高功率的染料激光器多采用横向泵浦,因此线状平顶分布的光斑最适于泵浦这类激光器。染料激光介质能量储存时间为几纳秒,因此,脉冲宽度只有几纳秒到十几纳秒的InnoSlab激光器,再配上线状平顶分布的光斑,就成为了高重复率染料激光器的最有效的泵浦源。

高速气溶胶PIV和OH-PLIF ▼

Aerosol Trajectories and Chemiluminescence @ 1kHz

  • 1,000fps (without HS-IRO)
  • Extinction
  • Aerosol seeding
  • Both PIV laser cavities fired simultaneously @ 10kHz
  • Exposition time 1ms -> trajectories visible

 

 

 

OH-PLIF @ 5kHz

  • 5,000fps (with HS-IRO)
  • Extinction
  • Excitaton wave length: 283nm
  • Emission wave length: 308nm
  • UV pulse energy 22µJ @ 5 kHz
  • B-Halle UV objective f/# = 2