Zhidong Fang, Jun Tatebayashi, Ryohei Homi, Masayuki Ogawa, Hirotake Kajii, Masahiko Kondow, Kyoko Kitamura, Brandon Mitchell, Shuhei Ichikawa, Yasufumi Fujiwara. Enhancement of Er luminescence from bridge-type photonic crystal nanocavities with Er, O-co-doped GaAs. Optics Continuum. 2023. 2. 10. 2178-2178
Hirotake Kajii, Yuto Takayama, Shinsei Yamada, Maowei Huang, Masahiko Kondow. Improved Characteristics of Fluorene-type Polymer Light-Emitting Devices Based on Multilayer Formation from Polymers and Solution-Processable Wide Bandgap Inorganic Copper(I) Thiocyanate with p-Type Conduction and High Refractive Index. physica status solidi (a). 2023
Yuki Adachi, Yifan Xiong, Hanqiao Ye, Rubing Zuo, Masaya Morita, Kenta Kaichi, Ryosei Kinoshita, Masato Morifuji, Akihiro Maruta, Hirotake Kajii, et al. Advanced dry etching of GaAs/AlGaAs multilayer wafer with InAs quantum dot for circular defect in photonic crystal laser. IEICE Electronics Express. 2023. 20. 7. 20230054-20230054
Rubing Zuo, Shotaro Hirata, Shota Aomori, Masaya Morita, Hanqiao Ye, Hirotake Kajii, Masato Morifuji, Akihiro Maruta, Masahiko Kondow. Investigating wavelength bandwidth of orthogonal lattice waveguide for circular defect in two-dimensional photonic crystal (CirD) lasers. Japanese Journal of Applied Physics. 2023. 62. 2. 022002-022002
Hirotake Kajii Yuto Takayama, Masato Morifuji, Masahiko Kondow. Fabrication and Characteristics of Weak Microcavity AC-driven Insulated Polymer Electroluminescent Devices with Dielectric Film Mirrors Utilizing Ferroelectric Polymer Poly(vinylidene fluoride-trifluoroethylene) Film. Proceedings of 29th International Workshop on Active-Matrix Flatpanel Displays and Devices (AM-FPD). 2022
Physics and Applications of Dilute Nitrides; Chapter 11 “GaInNAs Long-wavelength Lasers for 1.3-µm-range Applications”
Taylor & Francis 2004
III族窒化物半導体; 第17章“AlGaInNAsデバイス”
培風館 1999
講演・口頭発表等 (63件):
Room Temperature Continuous Wave Lasing of Circular Defect in Two-dimensional Photonic Crystal (CirD) Laser with an Upper AlOx Cladding Layer and a GaAs Contact Layer Fabricated by One-step Dry Etching
(Compound Semiconductor Week 2023 (CSW-2023) 2023)
Investigation on;AlGaOx;Cladding Layers;Oxidation Width of Circular Defect in Two-dimensional;Photonic Crystal (CirD) Laser
(Compound Semiconductor Week 2023 (CSW-2023) 2023)
Improvement of Output Extraction Efficiency by Optimizing the Edge Structure of Circular Defect in Photonic Crystal Laser
(Compound Semiconductor Week 2023 (CSW-2023) 2023)
Enhanced vertical light extraction in nanobeam photonic crystal nanocavities based on Er,O-codoped GaAs
(第70回応用物理学会春季学術講演, 15p-A501-7 2023)
1998/01 - 1999/01 University of California, San Diego (UCSD)、客員研究員
1991/08 - 1998/08 (株)日立製作所 中央研究所 研究員
1987/05 - 1991/08 (株)日立製作所 中央研究所 企画員
1986/04 - 1987/05 (株)日立製作所 中央研究所 研修員
全件表示
受賞 (3件):
2015/09 - 応用物理学会 第9回(2015)応用物理学会フェロー表彰
2001/10 - Awards Committee of the 28th International Symposium on Compound Semiconductors The 28th International Symposium on Compound Semiconductors: Young Scientist Award