Kazuhiko Fujihashi

Application of a distributed fibre optic strain sensing system to monitoring changes in the state of an underground mine

Hiroshi Naruse, Hideki Uehara, Taishi Deguchi et al. · Measurement Science and Technology · 2007 · 71 citations

Engineering, Earth Sciences, Mining Engineering +13

Application of optical sensing technology to the civil engineering field with optical fiber strain measurement device (BOTDR)

Koji Komatsu, Kazuhiko Fujihashi, Masaru Okutsu · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 2002 · 27 citations

Engineering, Civil Engineering, Geotechnical Engineering +16

Telecommunications tunnel monitoring system based on distributed optical fiber strain measurement

Hiroshi Naruse, Koji Komatsu, Kazuhiko Fujihashi et al. · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 2005 · 14 citations

Engineering, Civil Engineering, Electrical Engineering +17

Development of Seafloor Seismic and Tsunami Observation System

Kazuhiko Fujihashi, Toshiro AOKI, Masaru Okutsu et al. · 2007 · 13 citations

Natural Sciences, Earth Sciences, Geophysics +17