Publications
] , "Metalorganic chemical vapor deposition conditions for efficient silicon doping in high Al-composition AlGaN films", Japanese journal of applied physics, vol. 44, no. 10R: IOP Publishing, pp. 7227, 2005.
, "Microstructural and Optical Evaluation of Nitride Light-Emitting Diodes and II–VI Distributed Bragg Reflectors Combined by Direct Wafer Bonding", Japanese journal of applied physics, vol. 44, no. 7L: IOP Publishing, pp. L958, 2005.
, "Milliwatt power blue InGaN/GaN light-emitting diodes on semipolar GaN templates", Japanese journal of applied physics, vol. 44, no. 7L: IOP Publishing, pp. L945, 2005.
, "Polarized light emission from nonpolar InGaN light-emitting diodes grown on a bulk m-plane GaN substrate", Japanese journal of applied physics, vol. 44, no. 10L: IOP Publishing, pp. L1329, 2005.
, "Properties of nonpolar a-plane InGaN/ GaN multiple quantum wells grown on lateral epitaxially overgrown a-plane GaN", Applied Physics Letters, vol. 86, no. 3: AIP, pp. 031901, 2005.
, "Effect of the Nucleation Conditions on the Polarity of AlN and GaN Films Grown on C-face 6H–SiC", Japanese journal of applied physics, vol. 45, no. 3L: IOP Publishing, pp. L322, 2006.
, "Nonpolar m-plane blue-light-emitting diode lamps with output power of 23.5 mW under pulsed operation", Japanese journal of applied physics, vol. 45, no. 2R: IOP Publishing, pp. 739, 2006.
, "Review of recent developments in growth of AlGaN/GaN high-electron mobility transistors on 4H-SiC by plasma-assisted molecular beam epitaxy", IEICE transactions on electronics, vol. 89, no. 7: The Institute of Electronics, Information and Communication Engineers, pp. 906–912, 2006.
, "Special Section on Heterostructure Microelectronics with TWHM2005-GaN-Based Devices-Review of Recent Developments in Growth of AlGaN/GaN High-Electron Mobility Transistors on 4H-SiC by", IEICE Transactions on Electronics, vol. 89, no. 7: Tokyo, Japan: Institute of Electronics, Information and Communication Engineers, c1992-, pp. 906–912, 2006.
, "Structural and electroluminescence characteristics of nonpolar light-emitting diodes fabricated on lateral epitaxially overgrown a-Plane GaN", Japanese journal of applied physics, vol. 45, no. 11R: IOP Publishing, pp. 8659, 2006.
, "ZrO 2 gate dielectrics produced by ultraviolet ozone oxidation for GaN and AlGaN/ GaN transistors", Journal of Vacuum Science & Technology B: Microelectronics and Nanometer Structures Processing, Measurement, and Phenomena, vol. 24, no. 2: AVS, pp. 575–581, 2006.
, "Characterization and Discrimination of AlGaN-and GaN-related Deep Levels in AlGaN/GaN Heterostructures", AIP Conference Proceedings, vol. 893, no. 1: AIP, pp. 223–224, 2007.
, "Electrical and structural characterization of Mg-doped p-type Al 0.69 Ga 0.31 N films on SiC substrate", Journal of Applied Physics, vol. 101, no. 5: AIP, pp. 053717, 2007.
, "Impact of $$\backslash$hbox ${$CF$}$ _ ${$4$}$ $ Plasma Treatment on GaN", IEEE Electron Device Letters, vol. 28, no. 9: IEEE, pp. 781–783, 2007.
, "Low nonalloyed Ohmic contact resistance to nitride high electron mobility transistors using N-face growth", Applied Physics Letters, vol. 91, no. 23: AIP, pp. 232103, 2007.
, "Metalorganic chemical vapor deposition regrowth of InGaN and GaN on N-polar pillar and stripe nanostructures", Japanese journal of applied physics, vol. 46, no. 3L: IOP Publishing, pp. L230, 2007.
, "N-face high electron mobility transistors with a GaN-spacer", physica status solidi (a), vol. 204, no. 6: Wiley Online Library, pp. 2049–2053, 2007.
, "N-polar Ga N/ Al Ga N/ Ga N high electron mobility transistors", Journal of Applied Physics, vol. 102, no. 4: AIP, pp. 044501, 2007.
, "N-polar GaN Electronics", Physics of Semiconductor Devices, 2007. IWPSD 2007. International Workshop on: IEEE, pp. 368–368, 2007.
, "Power performance of AlGaN/GaN HEMTs grown on SiC by ammonia-MBE at 4 and 10 GHz", IEEE Electron Device Letters, vol. 28, no. 11: IEEE, pp. 945–947, 2007.
, "Structural and Optical Properties of Nonpolar InGaN/GaN Multiple Quantum Wells Grown on Planar and Lateral Epitaxially Overgrown m-Plane GaN Films", Japanese Journal of Applied Physics, vol. 46, no. 2R: IOP Publishing, pp. 542, 2007.
, "AlGaN channel high electron mobility transistors: Device performance and power-switching figure of merit", Japanese Journal of Applied Physics, vol. 47, no. 5R: IOP Publishing, pp. 3359, 2008.
, "Dislocation reduction in AlGaN/GaN heterostructures on 4H-SiC by molecular beam epitaxy in the thermal decomposition regime", Applied physics express, vol. 1, no. 6: IOP Publishing, pp. 061103, 2008.
, "Electrical characterization of low defect density nonpolar (11\= 2 0) a-plane GaN grown with sidewall lateral epitaxial overgrowth (SLEO)", Journal of Materials Research, vol. 23, no. 2: Cambridge University Press, pp. 551–555, 2008.