SHIMOSEGAWA Masayuki
Affiliation
Graduate School of Radiological Technology / Department of Radiological Technology, School of Radiological Technology
Title
Dean and Professor
Areas of expertise
- Medical imaging and information sciences
- Applied optics
- Sociology of education
Research subjects
- Image quality evaluation of medical imaging
- Image processing for assisting with diagnostic imaging
- Education system and policies for radiological technologists
Selected Bibliography
- Maruyama, S.,Saito, H.,Shimosegawa, M.:Characterization of anti-scatter grids via a modulation transfer function improvement factor using an edge device,Biomedical Physics & Engineering Express,7,2021.DOI: 10.1088/2057-1976/abfc2f.
- Maruyama, S.,Shimosegawa, M.:Verification of the influence of the sampling aperture on the digital noise power spectrum,European Scociety of Radiology’s online database for electric scientific exhibits,2020.DOI: 10.26044/ecr2020/C-04596.
- Maruyama, S.,Shimosegawa, M.:The effects of scattered radiation from a semitransparent edge on MTF measurement: verification of several factors by Monte Carlo simulation,Physical and Engineering Sciences in Medicine,43,547-556,2020.
- Shimosegawa, M.,Nagashima, H.,Hoshino, S.,Doi, K.:Potential usefulness of medical liquid crystal displays using independent sub-pixel driving technology,Proceedings of International Forum on Medical Imaging in Asia (IFMIA) 2011,240-242, 2011.
- Akimoto, T.,Caruana, C. J.,Shimosegawa, M.:A qualitative comparative survey of First Cycle radiography programmes in Europe and Japan,Radiography,15,185-192,2009.
- Shimosegawa, M.,Omatsu, T.,Tateda, M.,Ogura, I.,Blows, J. L.,Wang, P.,Dawes, J. M.:Thermal conductivity of self-frequency-doubling laser crystal measured by use of optical methods,Applied Optics,40,1372-1377,2001.
- Shimosegawa, M.,Omatsu, T.,Hasegawa, A.,Tateda, M.,Ogura, I.,Wang, P.,Dawes, J. M.:Quantitative measurement of thermal lens in laser-diode-pumped self-frequency-doubled Nd,Lu:YAl3(BO3)4 laser under lasing and non-lasing conditions,Japanese Journal of Applied Physics,38,6335-6339,1999.
- Blows, J. L.,Dawes, J. M.,Pask, H.,Omatsu, T.,Shimosegawa, M.,Tateda, M.:Influence of laser action on thermal loading in diode-pumped Nd:YVO4,OSA (Optical Society of America) Trends in Optics and Photonics Series,28,279-285,1999.
- Shimosegawa, M.,Watanabe, H.,Omatsu, T.,Hasegawa, A.,Tateda, M.,Ogura, I.:Self-adaptive external resonator for second harmonic generation in laser-diode-pumped NYAB laser using photorefractive phase conjugate feedback,Proceedings of the Society of Photo-Optical Instrumentation engineers,3554,191-197,1998.
- Shimosegawa, M.,Omatsu, T.,Hasegawa, A.,Tateda, M.,Ogura, I.:Transient thermal lensing measurement in laser diode pumped NdxY1-xAl3(BO3)4 laser using holographic shearing interferometer,Optics Communications,140,237-241,1997.
- Shimosegawa, M.,Omatsu, T.,Hasegawa, A.,Tateda, M.,Ogura, I.:External resonant second harmonic generation in laser-diode-pumped NYAB laser with use of phase conjugator,OSA (Optical Society of America) Technical Digest,113-114,1997.
- Omatsu, T.,Kato, Y.,Shimosegawa, M.,Hasegawa, A.,Ogura, I.:Thermal effects in laser diode pumped self-frequency-doubled NdxY1-xAl3(BO3)4 (NYAB) microchip laser,Optics Communications,118,302-308,1995.
Qualification
- Ph.D. (Information Science), Chiba University, 2000
- M.S. (Image Science), Chiba University, 1996
- M.A. (Higher Education), The University of Tokyo, 2016
- Bachelor of Engineering, Chiba University, 1994
- Bachelor of Health Science, National Institution for Academic Degrees and Quality Enhancement of Higher Education, 2000
- Bachelor of Education, Tamagawa University, 2012
- Senior Healthcare Information Technologist, Japan Association for Medical Informatics, 2016
- High School Specialized Teacher’s License (Civics), National Qualification, 2016
- High School First-class Teacher’s License (Mathematics), National Qualification, 2013
- High School First-class Teacher’s License (Informatics), National Qualification, 2013
- High School Specialized Teacher’s License (Industry), National Qualification, 2010
- Medical Physicist, Japanese Board for Medical Physicist Qualification, 2001
- Information Processing Engineer, Class 2, National Qualification, 1992
- Certified Radiation Protection Supervisor, Class 1, National Qualification, 1991
- Professional Diploma in Radiological Technology, Chiba University, 1988
Professional Experience
- 2019-present ? Dean, Graduate School of Radiological Technology, Gunma Prefectural College of Health Sciences
- 2019-present ? Dean, School of Radiological Technology, Gunma Prefectural College of Health Sciences
- 2017-present ? Lecturer (part-time), National Institutes for Quantum and Radiological Science and Technology
- 2017-present ? Lecturer (part-time), Graduate School of Medicine, Gunma University
- 2016-2019 ? ? ? Library Director, Gunma Prefectural College of Health Sciences
- 2015-present ? Councillor, Gunma Prefectural College of Health Sciences
- 2008-2012 ? ? ? Lecturer (part-time), Graduate School of Comprehensive Human Sciences, University of Tsukuba
- 2006-2011 ? ? ?? Visiting Researcher, Molecular Imaging Center, National Institute of Radiological Sciences
- 2004-present ? Professor, Department of Radiological Technology, Gunma Prefectural College of Health Sciences
- 2001-2004 ? ? ? Associate Professor, Department of Radiological Technology, Gunma Prefectural College of Health Sciences
- 2000 ? ? ? ? ?? Visiting Researcher, Department of Radiology, The University of Chicago
- 2000-2015 ? ? ? Lecturer (part-time), Faculty of Health Sciences, Tokyo Metropolitan University
- 1998-2001 ? ? ? Senior Lecturer, Technical School of Radiology, Chiba University
- 1997-1998 ? ? ? Chief Radiological Technologist, Department of Radiology, Chiba Emergency Medical Center
- 1996-1999? ? ? ?Teaching Assistant, Faculty of Engineering, Chiba University
- 1988-1997 ? ? ? Radiological Technologist, Department of Radiology, Chiba Emergency Medical Center
Professional Activities
- 2021-present? ?Vice-chairman of the Board of Examiners, Committee for Validation and Examination of Degrees, National Institution for Academic Degrees and Quality Enhancement of Higher Education
- 2018-2019 ? ? ? Vice-chairman, National Examination Committee in Radiological Technologist, MHLW in Japan
- 2016-2017 ? ? ? Expert Adviser, Committee for National University Corporation Education and Research Evaluation, National Institution for Academic Degrees and Quality Enhancement of Higher Education
- 2015-present ? Examiner, Japanese Board for Medical Physicist Qualification
- 2014-2016 ? ? ? Editor, Japan Society of Medical Physics
- 2013-2018 ? ? ? Examiner, National Examination Committee in Radiological Technologist, MHLW in Japan
- 2011-2012 ? ? ? Expert Adviser, Investigation of Deposition of Radioactive Materials, MEXT in Japan
- 2010-2021? ? ? ?Expert Adviser, Committee for Validation and Examination of Degrees, National Institution for Academic Degrees and Quality Enhancement of Higher Education
- 2010 ? ? ? ? ? ? ?? Editor, Special Issue on Radiological Technology Research Involving Observer Performance Study, Japanese Journal of Radiological Technology
- 2007-2012 ? ? ? Chief Editor, Japanese Journal of Education for Radiological Technology
- 2007-2011 ? ? ?? Vice-chairman, Japanese Society of Education for Radiological Technology
- 2005-2007 ? ? ? Member of Awards Committee, Japanese Society of Radiological Technology
- 2005 ? ? ? ? ? ? ?? Editor, Special Issue on Radiological Technology in Relation to Health Science, Japanese Journal of Radiological Technology
- 2003-2007 ? ? ? Leader of Project Team in Editorial Board, Japanese Journal of Radiological Technology
- 2001-2007 ? ? ? Examiner, National Examination Committee in Radiological Technologist, MHLW in Japan