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Monitoring and Early Warning of Karst Collapses Using Brillouin Optical Time Domain Reflectometer

  • Xiaozhen Jiang,
  • Mingtang Lei,
  • Wanfang Zhou,
  • Fubiao Zhou,
  • Xiao Ma,
  • Jianling Dai,
  • Zongyuan Pan

摘要

Brillouin Optical Time Domain Reflectometer (BOTDR) utilizes Brillouin spectroscopy and optical time-domain reflectometer to measure strain generated in optical fibers as distributed in the longitudinal direction.