[20a-PB5-1~10] 3.14 Optical control devices and optical fibers

△ [20a-PB5-5] Fiber-optic correlation-domain distributed temperature sensing based on cascaded forward Brillouin scattering

〇Neisei Hayashi¹, Yosuke Mizuno², Kentaro Nakamura², Chao Zhang¹, Lei Jin¹, Sze yun Set¹, Shinji Yamashita¹ (1.The Univ. of Tokyo, 2.Tokyo Tech.)

Keywords:Brillouin scattering, Optical fiber, GAWBS

We demonstrated the distributed temperature measurement using cascaded forward Brillouin scattering based optical correlation-domain technique. The 104-m-long heated section was clearly detected.