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J-GLOBAL ID：202301016985063151 Update date: Apr. 18, 2025

Takahashi Yasushi

タカハシヤスシ | Takahashi Yasushi

Affiliation and department：
Research theme for competitive and other funds (8)：

2021 - 2024 Elucidation of internal absorption loss for high-Q silicon nanocavities and the development of novel functional optical devices
2018 - 2021 Study on Raman gain induced by incoherent light in high quality photonic crystal devices
2015 - 2018 Study for the optical gain and the lasing characteristics of high-Q nanocavity-based silicon Raman laser
2015 - 2017 Integration of silicon photonic devices operating various wavelength bands
2011 - 2015 Improvements of silicon photonic crystal nanocavity and study on the enhanced nonlinear effect

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Papers (51)：

Masaaki Katsura, Yuji Ota, Ryota Mitsuhashi, Minoru Ohtsuka, Miyoshi Seki, Nobuyuki Yokoyama, Takashi Asano, Susumu Noda, Makoto Okano, Yasushi Takahashi. Silicon nanocavity with a quality factor of 6.7 million fabricated by a CMOS-compatible process. Optics Express. 2023. 31. 23. 37993-37993
Akari Fukuda, Takashi Asano, Taro Kawakatsu, Yasushi Takahashi, Susumu Noda. Suppressing the sample-to-sample variation of photonic crystal nanocavity Q-factors by air-hole patterns with broken mirror symmetry. Optics Express. 2023. 31. 10. 15495-15513
Yuki Saito, Takashi Asano, Susumu Noda, Yasushi Takahashi. Raman silicon nanocavity laser with efficient light emission from the edge of an adjacent waveguide. Optics Express. 2023. 31. 9. 14317-14317
Masanao Fujimoto, Yuki Takahashi, Kazuya Kikunaga, Yasushi Takahashi. Control of the sensitivity of the detection of ionized air using photonic crystal waveguides. OPTICS CONTINUUM. 2023. 2. 2. 349-360
Yuki Takahashi, Masanao Fujimoto, Kazuya Kikunaga, Yasushi Takahashi. Detection of ionized air using a photonic-crystal nanocavity excited by broadband light from a superluminescent diode. OPTICS EXPRESS. 2022. 30. 7. 10694-10708

MISC (1)：

NODA Susumu, TANAKA Yoshinori, TAKAHASHI Yasushi, ASANO Takashi. Ultra-high-Q nanocavity and its dynamic control. Oyo Buturi. 2008. 77. 2. 150-154

Work history (9)：

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Awards (2)：

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