Mr. Ryuichiro Kamimura Profile

Ryuichiro Kamimura

at ULVAC Inc

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Author

Publications (2)

Proceedings Article | 5 March 2021 Presentation

High-power AlGaN UVC LEDs using PhC reflector p-contact layers

Hideki Hirayama, Yukio Kashima, Eriko Matsuura, Noritoshi Maeda, Masafumi Jo, Yasushi Iwaisako, Takeshi Iwai, Mitsunori Kokubo, Takaharu Tashiro, Kanji Furuta, Ryuichiro Kamimura, Tamato Osada, Hideki Takagi, Yuuichi Kurashima, Tsugumu Nagano

Proceedings Volume 11686, 116860X (2021) https://doi.org/10.1117/12.2579591

KEYWORDS: Reflectors, Light emitting diodes, Resistance, Photonic crystals, External quantum efficiency, Absorption

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Proceedings Article | 5 March 2019 Presentation

LEE enhancement in AlGaN UVC LED using photonic crystal reflector fabricated on p-GaN contact layer (Conference Presentation)

Hideki Hirayama, Yukio Kashima, Yasuhiro Watanabe, Tomohiko Shibata, Noritoshi Maeda, Masafumi Jo, Eriko Matsuura, Takeshi Iwai, Mitsunori Kokubo, Takaharu Tashiro, Kanji Furuta, Ryuichiro Kamimura, Tamato Osada, Hideki Takagi, Yuuichi Kurashima, Yasushi Iwaisako, Tsugumu Nagano

Proceedings Volume 10918, 109181V (2019) https://doi.org/10.1117/12.2505751

KEYWORDS: Reflectors, Light emitting diodes, Resistance, External quantum efficiency, Absorption, Photonic crystals

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