Rchr
J-GLOBAL ID：200901080019716351   Update date: Jul. 17, 2024

Kojima Nobuaki

コジマ ノブアキ | Kojima Nobuaki
Affiliation and department：
Toyota Technological Institute Graduate School of Engineering Semiconductor Laboratory

About Toyota Technological Institute Graduate School of Engineering Semiconductor Laboratory


Job title： Lecturer
Research field  (3)： Electric/electronic material engineering ,  Crystal engineering ,  Applied materials
Research keywords  (2)： 半導体 ,  Semiconductor
Research theme for competitive and other funds  (10)：
  • 2022 - 2025 瞬間剥離可能なGaAsエピ層の転位密度低減に向けた層状化合物中間層のステップ制御
  • 2018 - 2021 GaAs epitaxial growth and lift-off from Si using a novel layered compound buffer
  • 2015 - 2018 Study of novel III-VI buffer layer for GaAs/Si monolithic solar cells
  • 2009 - 2011 Understanding the relationship between structure and electric conduction of semiconducting Mg-doped C_<60> film
  • 2003 - 2005 Fullerene-based nano-structured materials and solar cells
Show all
Papers (63)：
  • Nobuaki Kojima, Yoshio Ohshita, Masafumi Yamaguchi. Structural Characterization of GaAs Layer Grown on 2D-GaSe/Si(111) Substrate for Rapid Epitaxial Lift off. Conference Record of the IEEE Photovoltaic Specialists Conference. 2021. 1941-1942
  • Masafumi Yamaguchi, Kenji Araki, Nobuaki Kojima, Yoshio Ohshita. Overview and Loss Analysis of High-Efficincy III-V Compound Single-Junction Solar Cells. Conference Record of the IEEE Photovoltaic Specialists Conference. 2020. 2020-. 0149-0151
  • Hidetoshi Suzuki, Takuo Sasaki, Masamitu Takahasi, Yoshio Ohshita, Nobuaki Kojima, Itaru Kamiya, Atsuhiko Fukuyama, Tetsuo Ikari, Masafumi Yamaguchi. Effect of substrate orientation on strain relaxation mechanisms of InGaAs layer grown on vicinal GaAs substrates measured by in situ X-ray diffraction. JAPANESE JOURNAL OF APPLIED PHYSICS. 2017. 56. 8
  • Omar Elleuch, Li Wang, Kan-Hua Lee, Kazuma Ikeda, Nobuaki Kojima, Yoshio Ohshita, Masafumi Yamaguchi. N-H related defect playing the role of acceptor in GaAsN grown by chemical beam epitaxy. JOURNAL OF CRYSTAL GROWTH. 2017. 468. 581-584
  • Kan-Hua Lee, Kenji Araki, Li Wang, Nobuaki Kojima, Yoshio Ohshita, Masafumi Yamaguchi. Assessing material qualities and efficiency limits of III-V on silicon solar cells using external radiative efficiency. PROGRESS IN PHOTOVOLTAICS. 2016. 24. 10. 1310-1318
ｍore...
MISC (63)：
  • Yoshio Ohshita, Koshiro Demizu, Omar Elleuch, Kazuma Ikede, Nobuaki Kojima, Hideaki Machida, Hiroshi Sudoh, Masafumi Yamaguchi. Effects of Arsenic Source Molecule on N-H related Defects Formation in GaAsN Grown by Chemical Beam Epitaxy. 2015 IEEE 42ND PHOTOVOLTAIC SPECIALIST CONFERENCE (PVSC). 2015
  • Masafumi Yamaguchi, Nobuaki Kojima, Kazuma Ikeda, Yoshio Ohshita. Defect management of high efficiency multijunction, space and concentrator solar cells. Materials Research Society Symposium Proceedings. 2014. 1670
  • Kazuma Ikeda, Masafumi Yamaguchi, Boussairi Bouzazi, Nobuaki Kojima, Yoshio Ohshita. III-V lattice-mismatched and III-V-N Materials for super high efficiency multi-junction solar cells. Materials Research Society Symposium Proceedings. 2014. 1638
  • Boussairi Bouzazi, Maki Aisaka, Nobuaki Kojima, Yoshio Ohshita, Masafumi Yamaguchi. Arsenic Source Flow Rate Dependence of Minority Carrier Lifetime in GaAsN grown by Chemical Beam Epitaxy. 2013 IEEE 39TH PHOTOVOLTAIC SPECIALISTS CONFERENCE (PVSC). 2013. 2078-2081
  • Kazuma Ikeda, Makoto Inagaki, Nobuaki Kojima, Yoshio Ohshita, Masafumi Yamaguchi. Lowering symmetry around N-cluster by breaking Ga-N bond in GaAsN. Conference Record of the IEEE Photovoltaic Specialists Conference. 2011. 37th Vol.1. 000489-000492
ｍore...
Books (12)：
  • Fabrication Technique and Optical Properties of Carbon-Based Superlattice Structures
    Proc. 17th European Photovoltaic Solar Energy Conference (WIP-Renewable Energies, München and ETA, Florence) 2002
  • Fabrication Technique and Optical Properties of Carbon-Based Superlattice Structures
    Proc. 17th European Photovoltaic Solar Energy Conference (WIP-Renewable Energies, München and ETA, Florence) 2002
  • Fabrication of C<sub>60</sub>/Amorphous Carbon Superlattice Structures
    Proc. Nanonetwork Materials(American Institute of Physics, New York) 2001
  • Fabrication of C<sub>60</sub>/Amorphous Carbon Superlattice Structures
    Proc. Nanonetwork Materials(American Institute of Physics, New York) 2001
  • The Effects of Boron and Phosphorous Ion Implantation in C<sub>60</sub> Thin Films(共著)
    Proc. 28th IEEE Photovoltaic Specialists Conference(IEEE, New Jersey) 2000
ｍore...
Works (4)：
  • フラーレン・ナノ構造の物性と太陽電池応用
    2003 - 2005
  • カーボン系新素材を用いた太陽電池の研究
    1997 - 2001
  • Advanced Photon Energy Research
    1997 -
  • Study of New Carbon-Based Materials and Solar Cells
    1997 -
Education (4)：
  • - 1996 Tokyo Institute of Technology Science of Engineering
  • - 1996 Tokyo Institute of Technology Graduate School, Division of Science and Engineering
  • - 1991 Tokyo University of Agriculture and Technology Faculty of Engineering
  • - 1991 Tokyo University of Agriculture and Technology Faculty of Engineering
Professional career (1)：
  • (BLANK) (Tokyo Institute of Technology)
Awards (1)：
  • 1996 - 電気学会研究会優秀論文発表賞
Association Membership(s) (1)：
応用物理学会
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