TY - GEN
T1 - Layered boron nitride as a release layer for mechanical transfer of GaN-based devices
AU - Kobayashi, Yasuyuki
AU - Kumakura, Kazuhide
AU - Akasaka, Tetsuya
AU - Yamamoto, Hideki
AU - Makimoto, Toshiki
N1 - Publisher Copyright:
© 2014 IEEE.
PY - 2015/12/4
Y1 - 2015/12/4
N2 - We demonstrate that hexagonal boron nitride (h-BN) can work as a release layer that enables the mechanical transfer of gallium nitride (GaN)-based device structures onto foreign substrates. We illustrate the potential versatility of this approach by growing an AlGaN/GaN heterostructure, an InGaN/GaN multiple-quantum-well (MQW) structure, and a multiple-quantum-well light-emitting diode on h-BN-buffered sapphire substrates. These device structures, ranging in area from five millimeters square to two centimeters square, are then mechanically released from the sapphire substrates and successfully transferred onto other substrates.
AB - We demonstrate that hexagonal boron nitride (h-BN) can work as a release layer that enables the mechanical transfer of gallium nitride (GaN)-based device structures onto foreign substrates. We illustrate the potential versatility of this approach by growing an AlGaN/GaN heterostructure, an InGaN/GaN multiple-quantum-well (MQW) structure, and a multiple-quantum-well light-emitting diode on h-BN-buffered sapphire substrates. These device structures, ranging in area from five millimeters square to two centimeters square, are then mechanically released from the sapphire substrates and successfully transferred onto other substrates.
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U2 - 10.1109/SNW.2014.7348536
DO - 10.1109/SNW.2014.7348536
M3 - Conference contribution
AN - SCOPUS:84963877985
T3 - 2014 Silicon Nanoelectronics Workshop, SNW 2014
BT - 2014 Silicon Nanoelectronics Workshop, SNW 2014
PB - Institute of Electrical and Electronics Engineers Inc.
T2 - Silicon Nanoelectronics Workshop, SNW 2014
Y2 - 8 June 2014 through 9 June 2014
ER -