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Ayumu Yabutani
Ayumu Yabutani
Materials science
Optoelectronics
Semiconductor
Laser
layer
5
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Effect of Mg doping on EBL and Al composition graded AlGaN cladding layer of UV-B LD
2021
The Japan Society of Applied Physics
Kazuki Yamada
Tomoya Omori
Moe Shimokawa
Ayumu Yabutani
Ryota Hasegawa
Sho Iwayama
Hideto Miyake
Motoaki Iwaya
Tetsuya Takeuchi
Satoshi Kamiyama
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Recent development of UV-B laser diodes
2021
Japanese Journal of Applied Physics
Motoaki Iwaya
Shunya Tanaka
Tomoya Omori
Kazuki Yamada
Ryota Hasegawa
Moe Shimokawa
Ayumu Yabutani
Sho Iwayama
Kosuke Sato
Tetsuya Takeuchi
Satoshi Kamiyama
Hideto Miyake
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AlGaN-based UV-B laser diode fabricated on AlN with 1 μm periodic concave and convex patterns
2021
The Japan Society of Applied Physics
Ayumu Yabutani
Tomoya Omori
Kazuki Yamada
Ryota Hasegawa
Sho Iwayama
Motoaki Iwaya
Tetsuya Takeuchi
Satoshi Kamiyama
Hideto Miyake
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Dependence of threshold Power Density on AlGaN underlying layer for AlGaN-based optical-pumped UV-B lasers
2021
The Japan Society of Applied Physics
Ryota Hasegawa
Shunya Tanaka
Tomoya Omori
Kazuki Yamada
Moe Shimokawa
Ayumu Yabutani
Sho Iwayama
Motoaki Iwaya
Tetsuya Takeuchi
Satoshi Kamiyama
Hideto Miyake
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