Masaru Sakai

サカイマサル | Masaru Sakai

Affiliation and department：
Job title： Associate Professor

Research field (1)： Semiconductors, optical and atomic physics

Research theme for competitive and other funds (5)：

2022 - 2025 単一半導体マイクロ結晶の光共振器特性の詳細評価と発振特性の解明
2020 - 2023 GaNマイクロディスクにおけるWGM発振の解明に向けたUV光ファイバープローブの開発
2021 - 2022 Study of spacial property of excitons in atomically thin layered materials using near-field scanning optical microscope
2020 - 2021 High spacial resolution near-field imaging of exciton in atomically thin layered materials
2005 - 2006 半導体ナノ材料観察のための近接場ラマン分光システム

Papers (13)：

Anri Sakurai, Kohei Iwamoto, Yoshihiko Miwa, Hirokazu Hori, Akira Ishikawa, Kazuharu Uchiyama, Kiyoshi Kobayashi, Katsumi Kishino, Masaru Sakai. Scanning near-field optical spectroscopy and carrier transport based analysis in mesoscopic regions for two-dimensional semiconductors. Scientific Reports. 2022. 12. 1
T. Kanai, K. Fujiwara, M. Sakai, K. Hara, T. Kouno. Wavelength tuning for random lasing of mist-CVD-grown Zn1-xMgxO crystals with nanostructures on a-plane sapphire substrates. JAPANESE JOURNAL OF APPLIED PHYSICS. 2022. 61
J. Iwata, M. Sakai, K. Ohashi, K. Hara, T. Kouno. Photoluminescence properties and random lasing behaviors of mist-CVD-grown ZnO disordered nanocrystals on c-plane sapphire substrate. Japanese Journal of Applied Physics. 2021. 60. 100901-1-100901-3
R. Nakahara, M. Sakai, T. Kimura, M. Yamamoto, A. Syouji, K. Hara, T. Kouno. Lasing action of ZnO nanowires grown by mist chemical vapor deposition using thin Au layer on c-plane sapphire substrate. Japanese Journal of Applied Physics. 2021. 60. 5. 058002-1-058002-3
Sekiguchi Hiroto, Sakai Masaru, Kamada Takuho, Yamane Keisuke, Okada Hiroshi, Wakahara Akihiro. Observation of single optical site of Eu and Mg codoped GaN grown by NH3-source molecular beam epitaxy. JOURNAL OF APPLIED PHYSICS. 2019. 125. 17. 175702-1-175702-5

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MISC (29)：

Inose Y., Ueda H., Ema K., Sakai M., Vadivelu Ramesh, Igawa Y., Kikuchi A., Kishino K., Ohtsuki T. 26aEH-11 Lasing Characteristics of Nitride Semiconductor Nanocolumns. Meeting abstracts of the Physical Society of Japan. 2013. 68. 1. 194-194
Inose Y., Sakai M., Ema K., Kikuchi A., Kishino K., Ohtsuki T. 23pTN-10 Anderson localization of light in a semiconductor column ensemble. Meeting abstracts of the Physical Society of Japan. 2011. 66. 2. 182-182
Inose Y., Sakai M., Ema K., Kikuchi A., Kishino K., Ohtsuki T. 23pTN-10 Anderson localization of light in a semiconductor column ensemble. Meeting abstracts of the Physical Society of Japan. 2011. 66. 2. 789-789
Inose Y., Sakai M., Ema K., Kikuchi A., Kishino K., Ohtsuki T. 25aHB-8 Anderson localization of light in a semiconductor column ensemble. Meeting abstracts of the Physical Society of Japan. 2011. 66. 1. 735-735
SAKAI Masaru, INOSE Yuta, OHTSUKI Tomi, EMA Kazuhiro, KISHINO Katsumi. Direct Observation of Anderson Localization of Light. Japanese journal of optics. 2010. 39. 9. 437-444

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Patents (5)：

Lectures and oral presentations (8)：

a面サファイア基板上ミストCVD法によるZnMgO結晶の成長と発光特性
(第2回半導体ナノフォトニクス研究会 2021)
c面サファイア基板上ミストCVD法によるZnOナノ結晶のフォトルミネッセンス特性
(第2回半導体ナノフォトニクス研究会 2021)
ミストCVD法による酸化亜鉛系ナノ結晶の成長と発光特性
(2021年度日本表面真空学会中部支部研究会「金属酸化物系表面の成長・反応・計測」 2021)
Analysis of lasing resonant mode in ZnO nanowires grown by mist chemical vapor deposition by FDTD simulation
(The 82nd JSAP Autumn Meeting 2021 2021)
Study of spacial property of excitons in atomically thin layered materials using near-field scanning optical microscope
(The 12th International Symposium of Advanced Energy Science 2021)

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Education (3)：

1999 - 2002 Sophia University Faculty of Science and Engineering Department of Physics
1997 - 1999 Sophia University Faculty of Science and Engineering Department of Physics
1993 - 1997 Sophia University Faculty of Science and Engineering Department of Physics

Professional career (1)：

Work history (5)：

2014/04/01 - University of Yamanashi 工学部先端材料理工学科准教授
2009/12/01 - 2014/03/31 University of Yamanashi 医学工学総合研究部先端領域若手研究リーダー育成拠点特任助教
2008/04/01 - 2009/11/30 Sophia University 理工学部機能創造理工学科特別研究員
2007/04/01 - 2008/03/31 Sophia University Department of Physics, Faculty of Science and Engineering Assistant Professor
2002/10/01 - 2007/03/31 Kanagawa Academy of Science and Technology 光科学重点研究室常勤研究員

Committee career (5)：

Awards (1)：

2015/09/14 - 応用物理学会応用物理学会2015年秋季学術講演会Poster Award 分子線エピタキシー法により成長したGaN/InGaNナノアンブレラ結晶

Association Membership(s) (2)：

The Optical Society of Japan , The Japan Society of Applied Physics

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