Rchr
J-GLOBAL ID:200901090820028020   Update date: Sep. 06, 2024

Koyama Shuji

コヤマ シユウジ | Koyama Shuji
Affiliation and department:
Research field  (1): Radiology
Research keywords  (5): マンモグラフィ ,  X線CT ,  Fuzzy Inference ,  Monte Carlo Simulation ,  Radiation Exposure
Research theme for competitive and other funds  (20):
  • 2023 - 2026 深層学習を用いた4D flow MR撮像時における取得タイミングのズレの改善法
  • 2019 - 2024 散乱線の利用により被曝を低減するX線CT
  • 2019 - 2022 撮像時間短縮技術を使用したMR画像による血流動態解析の精度検証に関する研究
  • 2017 - 2020 Basic research for development of compact wireless capsule type dosimeter
  • 2016 - 2019 Fundamental study for the substance identified in photon counting mammography
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Papers (210):
  • Tomonobu Haba, Yusei Nishihara, Yasunori Saito, Takeshi Tomimura, Shuta Ogawa, Kaho Tanabe, Yasuki Asada, Masanao Kobayashi, Shuji Koyama. Estimating organ dose with optimized peak dose index in cone-beam CT scans. Physica medica : PM : an international journal devoted to the applications of physics to medicine and biology : official journal of the Italian Association of Biomedical Physics (AIFB). 2024. 118. 103215-103215
  • Kazuya Kawabata, Epifanio Bagarinao, Hirohisa Watanabe, Satoshi Maesawa, Daisuke Mori, Kazuhiro Hara, Reiko Ohdake, Michihito Masuda, Aya Ogura, Toshiyasu Kato, et al. Functional connector hubs in the cerebellum. NeuroImage. 2022. 257. 119263-119263
  • Sanae Kato, Epifanio Bagarinao, Haruo Isoda, Shuji Koyama, Hirohisa Watanabe, Satoshi Maesawa, Kazuhiro Hara, Masahisa Katsuno, Shinji Naganawa, Norio Ozaki, et al. Reproducibility of functional connectivity metrics estimated from resting-state functional MRI with differences in days, coils, and global signal regression. Radiological Physics and Technology. 2022. 15. 4. 298-310
  • Epifanio Bagarinao, Hirohisa Watanabe, Satoshi Maesawa, Kazuya Kawabata, Kazuhiro Hara, Reiko Ohdake, Aya Ogura, Daisuke Mori, Noritaka Yoneyama, Kazunori Imai, et al. Reserve and maintenance in the aging brain: A longitudinal study of healthy older adults. eNeuro. 2022. 9. 1
  • Kazuya Kawabata, Epifanio Bagarinao, Hirohisa Watanabe, Satoshi Maesawa, Daisuke Mori, Kazuhiro Hara, Reiko Ohdake, Michihito Masuda, Aya Ogura, Toshiyasu Kato, et al. Bridging large-scale cortical networks: Integrative and function-specific hubs in the thalamus. iScience. 2021. 24. 10. 103106-103106
more...
MISC (29):
  • Shuji Koyama. [8. Application of the Monte Carlo Simulation 5: X-ray CT]. Nihon Hoshasen Gijutsu Gakkai zasshi. 2015. 71. 4. 371-9
  • NAKAGAMI Tetsuya, YAMAZAKI Youichi, TODA Naohiro, YOSHIOKA Hiroki, KOYAMA Shuhji. A Study on Principles of the X-ray CT using Scattered Radiation. IEICE technical report. ME and bio cybernetics. 2015. 114. 514. 63-68
  • Evaluation of Maximum Dose Position Shifting in Phantom in X-ray CT (Proceedings of the Sixth International Symposium on Radiation Safety and Detection Technology : ISORD-6) -- (RADIATION DOSIMETRY). Progress in nuclear science and technology. 2012. 3. 72-75
  • Estimation of Effective Energy in Phantom in X-ray CT Using Monte Carlo Simulation (Proceedings of the Sixth International Symposium on Radiation Safety and Detection Technology : ISORD-6) -- (RADIATION DOSIMETRY). Progress in nuclear science and technology. 2012. 3. 82-85
  • 小山修司. 医療被ばく測定テキストにおける小さな疑問,大きなわだかまりを解決しよう-X線CT-. 日本放射線技術学会計測分科会誌. 2010. 18. 2. 36-40
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Books (12):
  • 新・医用放射線技術実験 臨床編
    共立出版 2020 ISBN:9784320061965
  • 新・医用放射線技術実験 基礎編
    共立出版 2020 ISBN:9784320061958
  • 放射線計測学
    オーム社 2020 ISBN:9784274225758
  • 放射線と安全につきあう-利用の基礎と実際
    名古屋大学出版会 2017 ISBN:9784815808754
  • 新・医用放射線技術実験,基礎編
    共立出版 2016 ISBN:9784320061811
more...
Lectures and oral presentations  (44):
  • 妊婦の前置胎盤症例のIVR施術における胎児被ばく線量の測定
    (第48回日本放射線技術学会中部部会学術大会 2013)
  • X線CTにおけるファントム内深部線量分布の実測と線量指標の検討
    (第48回日本放射線技術学会中部部会学術大会 2013)
  • Energy Estimation in a Phantom in X-ray CT : Analysis using Monte Carlo Method
    (2011 Nagoya-YonseiUniversity Research Exchange Meetings on Health Sciences 2011)
  • Estimation of Dose Distribution in CTDI Phantom in CBCT using Monte Carlo Simulation
    (2011 Nagoya-YonseiUniversity Research Exchange Meetings on Health Sciences 2011)
  • Application of the new CT technique using the Monte Carlo simulation
    (2011 Nagoya-YonseiUniversity Research Exchange Meetings on Health Sciences 2011)
more...
Education (4):
  • 2001 - Nagoya University
  • 1996 - 2001 名古屋大学大学院 医学研究科 分子総合医学専攻高次医用科学講座量子医学(研究生)
  • 1988 - 1991 Nagoya Institute of Technology Faculty of Engineering Dept. of Electrical & Computer Engineering
  • 1980 - 1983 名古屋大学医療技術短期大学部診療放射線技術学科 医療技術短期大学部 診療放射線技術学科
Professional career (1):
  • 博士(医学) (名古屋大学)
Work history (6):
  • 2020/04 - 現在 Nagoya University
  • 2013/12 - 2020/03 Nagoya University Brain and Mind Research Center
  • 2005/01 - 2013/11 Nagoya University
  • 1997/10 - 2004/12 Nagoya University
  • 1992/04 - 1997/09 Nagoya University
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Awards (1):
  • 2001/04 - 日本放射線技術学会 瀬木賞(論文賞)
Association Membership(s) (7):
The Japanese Society of Magnetic Resonance in Medicine ,  電子情報通信学会 ,  日本保健物理学会 ,  日本ファジィ学会 ,  American Association of Physicists in Medicine ,  日本医学物理学会 ,  日本放射線技術学会
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