Koken Fukushima, Atsushi Wada, Satoshi Tanaka, Fumihiko Ito. EDF laser temperature sensor using double-pass cascaded-chirped long-period fiber grating in sigma-cavity configuration. Optics Communications. 2022. 508. 127713-127713
Koken Fukushima, Atsushi Wada, Makoto Okano, Satoshi Tanaka, Fumihiko Ito. Real-time displacement measurement by using EDF sigma laser with double-pass cascaded-chirped long-period fiber grating. Optical Sensing and Detection VII. 2022
Koken Fukushima, Makoto Okano, Atsushi Wada, Satoshi Tanaka, Fumihiko Ito. EDF Laser-Based Strain Sensor Using Cascaded-Chirped Long-Period Fiber Grating in Sigma-Type Laser Cavity. 27th International Conference on Optical Fiber Sensors. 2022
Koken Fukushima, Makoto Okano, Atsushi Wada, Satoshi Tanaka, Fumihiko Ito. EDF laser displacement sensor based on bending characteristics of polarization-independent double-pass cascaded-chirped long-period fiber grating. IEICE Electronics Express. 2022. 20. 2. 20220496-20220496
Koken Fukushima, Makoto Okano, Atsushi Wada, Satoshi Tanaka, Fumihiko Ito. EDF Sigma laser using double-pass cascaded-chirped long-period fiber grating with birefringence compensation effect and its application for strain measurement. IEICE Electronics Express. 2022. 19. 22. 20220394-20220394