Researcher Database

（Last updated : 2024-03-11 10:06:43）

WATANABE WATARU

Department / Course College of Science and Engineering Department of Electrical and Electronic Engineering

Title / Position Professor

Other Affiliations
1.	Graduate School of Science and Engineering

Academic background
1.	1999/03 Degree Acquisition	│ Osaka University Dr. of Engineering
2.	～1994/03	Department of Applied Physics │ Faculty of Engineering │ Osaka University │ Graduated
3.	～1996/03	Doctoral Program (1st Semester) │ Department of Applied Physics │ Graduate School of Engineering │ Osaka University │ Completed
4.	～1999/03	Doctoral Program (2nd Semester) │ Department of Applied Physics │ Graduate School of Engineering │ Osaka University │ Completed

Business career
1.	1999/04/01 ～ 2006/03/31	Assistant Professor │ │ Osaka University

Committee and society
1.	2009/06 ～ 2009/06	LAMP2009-The 5th International Congress on Laser Advanced Materials Processing
2.	2009/01	SPIE
3.	2008/11 ～ 2008/11	Information Photonics2008: IP2008
4.	2006/05 ～ 2006/05	LAMP2006-The 4th International Congress on Laser Advanced Materials Processing
5.	2005/06 ～ 2005/06	WLT International Conference of Lasers in Manufacturing LIM 2005, Laser Micro-Fabrication, “Micro- and nano -interactions of biological systems
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Research activities
1.		The Japan Society of Applied Physics
2.		SPIE - the international society for optics and photonics
3.		Optical Society of Japan
4.		Optical Society of America

Subject of research
1.	In Vivo Optical Imaging
2.	Scatterer Imaging by Using Wave Front Control Technology
3.	Ultrashort Light Pulse Laser Processing

Research summary
Photonic application for optical information technology and biomedical imaging Light is used in a wide variety of applications including communications, information processing, data storage, energy, healthcare, medicine, and manufacturing. The group engages in fundamental and applied study on photonics, focusing on nonlinear optics with the aim to harness light. Our research involves optical device fabrication and advanced optical microscopy for minimally invasive medical diagnostics. The group is engaged in interdisciplinary areas of education and research, spanning optics, photonics and electronics.

Present specialized field
Biomedical engineering/ Biomaterial science and engineering, Optical engineering, Photon science, Production engineering/ Processing studies, Electron device/ Electronic equipment (Keyword：Applied Optics, nonlinear optics, ultrafast laser, femtosecond laser, biomedical imaging, biophotoncis, laser processing, wavefront engineering, information photonics)

Books
1.	2013/11	Functional imaging by controlled nonlinear optical phenomena │ (Co-authored)

Papers
1.	2024/03/08	3D fluorescence imaging through scattering medium using transport of intensity equation and iterative phase retrieval │ Opt. Express │ 32 (6),pp.10599-10617 (Co-authored)
2.	2024/01/31	Imaging phase objects through diffusers based on lensless digital holography │ Opt. Rev. │ 31,pp.108-114 (Co-authored)
3.	2023/05/19	Central wavelength estimation in spectral imaging behind a diffuser via deep learning │ Appl. Opt. │ 62 (16),pp.4143-4149 (Co-authored)
4.	2022/07/01	Tracking moving targets with wide depth of field behind a scattering medium using deep learning │ Japanese Journal of Applied Physics │ 61 (7),pp.072003 (Co-authored)
5.	2022/05/05	Investigation of image plane for image reconstruction of objects through diffusers via deep learning │ J. Biomed. Opt. │ 27 (5),pp.056001 (Co-authored)
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Academic conference presentation
1.	2021/11/19	Deep learning-based imaging through scattering media (The 5th IEEE International conference on Distributed Computing, VLSI, Electrical Circuits and Robotics (2021 IEEE DISCOVER))
2.	2021/04/22	Image reconstruction of objects through diffusers with different diffusion angles (SPIE Technologies and Applications of Structured Light, Biomedical Imaging and Sensing Conference, BISC 2021)
3.	2020/04/23	Image reconstruction behind diffuser by deep learning and spatial filtering (The 6th Biomedical Imaging and Sensing Conference (BISC2020))
4.	2020/04/23	Reconstruction quality of digital holographic images using a holographic diffuser with different distances (The 6th Biomedical Imaging and Sensing Conference (BISC2020))
5.	2019/12/11	Femtosecond laser fabrication of hybrid optical element in glass: volume grating embedded inside refractive lens (SPI, ANZCOP 2019, Micro + Nano Materials, Devices, and Applications 2019)
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