publication_type publication_year number author title journal_title volume_number issue_number start_page end_page doi reported_at Paper 2023 1 Tetsuichi Kishishita, Kimiyoshi Ichikawa, Kazuya Tauchi, Masayoshi Shoji, Masayuki Hagiwara, Satoshi Koizumi, Manobu M. Tanaka Journal of Nuclear Science and Technology 60 10 1285 1291 https://doi.org/10.1080/00223131.2023.2190548 2024-03-29 10:14:59 +0900 Paper 2023 2 Yūki Katamune, Akira Izumi, Kimiyoshi Ichikawa, Satoshi Koizumi Diamond and Related Materials 134 109789 https://doi.org/10.1016/j.diamond.2023.109789 2024-03-29 10:14:59 +0900 Paper 2022 1 N. Mikata, M. Takeuchi, N. Ohtani, K. Ichikawa, T. Teraji, S. Shikata Diamond and Related Materials 127 109188 https://doi.org/10.1016/j.diamond.2022.109188 2024-03-29 10:14:59 +0900 Paper 2022 2 Kimiyoshi Ichikawa, Satoshi Koizumi, Tokuyuki Teraji Journal of Applied Physics 132 2 025302 https://doi.org/10.1063/5.0096444 2024-03-29 10:14:59 +0900 Paper 2022 3 Xiulin Shen, Zhenfei Lv, Kimiyoshi Ichikawa, Huanying Sun, Liwen Sang, Zhaohui Huang, Yasuo Koide, Satoshi Koizumi, Meiyong Liao Stress effect on the resonance properties of single-crystal diamond cantilever resonators for microscopy applications Ultramicroscopy 234 113464 https://doi.org/10.1016/j.ultramic.2022.113464 2024-03-29 10:14:59 +0900 Paper 2021 1 Tatsuya Honbu, Daisuke Takeuchi, Kimiyoshi Ichikawa, Shinya Ohmagari, Tokuyuki Teraji, Masahiko Ogura, Hiromitsu Kato, Toshiharu Makino, Ichiro Shoji Distinguishing dislocation densities in intrinsic layers of pin diamond diodes using two photon-excited photoluminescence imaging Diamond and Related Materials 117 108463 https://doi.org/10.1016/j.diamond.2021.108463 2024-03-29 10:14:59 +0900 Paper 2020 1 Yūki Katamune, Daichi Mori, Daisuke Arikawa, Akira Izumi, Takehiro Shimaoka, Kimiyoshi Ichikawa, Satoshi Koizumi n-Type doping of diamond by hot-filament chemical vapor deposition growth with phosphorus incorporation Applied Physics A 126 11 https://doi.org/10.1007/s00339-020-04060-w 2024-03-29 10:14:59 +0900 Paper 2020 2 K. Ichikawa, T. Shimaoka, Y. Kato, S. Koizumi, T. Teraji Dislocations in chemical vapor deposition diamond layer detected by confocal Raman imaging Journal of Applied Physics 128 15 155302 https://doi.org/10.1063/5.0021076 2024-03-29 10:14:59 +0900 Paper 2020 3 T. Shimaoka, H. Umezawa, K. Ichikawa, J. Pernot, S. Koizumi Ultrahigh conversion efficiency of betavoltaic cell using diamond pn junction Applied Physics Letters 117 10 103902 https://doi.org/10.1063/5.0020135 2024-03-29 10:14:59 +0900 Paper 2019 1 Takehiro Shimaoka, Kimiyoshi Ichikawa, Satoshi Koizumi, Kenji Watanabe, Tokuyuki Teraji Detection of Defects in Diamond by Etch‐Pit Formation physica status solidi (a) 216 21 1900247 https://doi.org/10.1002/pssa.201900247 2024-03-29 10:14:59 +0900