[20p-PA4-1~17] 3.8 Optical measurement, instrumentation, and sensor

[20p-PA4-14] Optical Fiber Internal Processing with Femtosecond Laser and Acquisition Refractive Index Change

〇(M1)Chojo Yara¹, Masahiko Shiraishi¹, Kazuhiro Watanabe¹, Shoichi Kubodera¹ (1.Soka Univ.)

Keywords:optical fiber, laser processing

In recent years, systems using hydrogen have attracted attention. Our laboratory is developing a hydrogen detector sensor by optical fiber. In this time, we will introduce the acquisition of refractive index change by internal processed optical fiber for the hydrogen detection system construction.