Takekazu Ujiie

Electrical conductivity and carrier concentration control in β-Ga2O3 by Si doping

Encarnación G. Vı́llora, Kiyoshi Shimamura, Yukio Yoshikawa et al. · Applied Physics Letters · 2008 · 432 citations

Materials Science, Oxide Heterostructures, Electrical Engineering +12

Excitation and photoluminescence of pure and Si-doped β-Ga2O3 single crystals

Kiyoshi Shimamura, Encarnación G. Vı́llora, Takekazu Ujiie et al. · Applied Physics Letters · 2008 · 181 citations

Materials Science, Photoluminescence, Engineering +13

Electrical conductivity and lattice expansion of β-Ga2O3 below room temperature

Encarnación G. Vı́llora, Kiyoshi Shimamura, Takekazu Ujiie et al. · Applied Physics Letters · 2008 · 102 citations

Materials Science, Electrical Engineering, Conduction Band +13

Epitaxial relationship between wurtzite GaN and β-Ga2O3

Encarnación G. Vı́llora, Kiyoshi Shimamura, Kenji Kitamura et al. · Applied Physics Letters · 2007 · 93 citations

Materials Engineering, Oxide Heterostructures, Materials Science +12

Deep dry etching of borosilicate glass using fluorine-based high-density plasmas for microelectromechanical system fabrication

Takanori Ichiki, Yoshinari Sugiyama, Takekazu Ujiie et al. · Journal of Vacuum Science & Technology B Microelectronics and Nanometer Structures Processing Measurement and Phenomena · 2003 · 55 citations

Materials Science, Glass-ceramic, Engineering +13