Ultrafast all-optical switching by cross-absorption modulation in silicon wire waveguides TK Liang, LR Nunes, T Sakamoto, K Sasagawa, T Kawanishi, M Tsuchiya, ... Optics Express 13 (19), 7298-7303, 2005 | 155 | 2005 |
Implantable CMOS biomedical devices J Ohta, T Tokuda, K Sasagawa, T Noda Sensors 9 (11), 9073-9093, 2009 | 126 | 2009 |
Highly efficient third harmonic generation in a periodically poled MgO: LiNbO3 disk resonator K Sasagawa, M Tsuchiya Applied Physics Express 2 (12), 122401, 2009 | 79 | 2009 |
CMOS-based multichip networked flexible retinal stimulator designed for image-based retinal prosthesis T Tokuda, K Hiyama, S Sawamura, K Sasagawa, Y Terasawa, K Nishida, ... IEEE transactions on electron devices 56 (11), 2577-2585, 2009 | 74 | 2009 |
Live electrooptic imaging system based on ultraparallel photonic heterodyne for microwave near-fields K Sasagawa, A Kanno, T Kawanishi, M Tsuchiya IEEE transactions on microwave theory and techniques 55 (12), 2782-2791, 2007 | 73 | 2007 |
Polarisation-analysing CMOS photosensor with monolithically embedded wire grid polariser T Tokuda, S Sato, H Yamada, K Sasagawa, J Ohta Electronics letters 45 (4), 1, 2009 | 71 | 2009 |
Implantable microimaging device for observing brain activities of rodents J Ohta, Y Ohta, H Takehara, T Noda, K Sasagawa, T Tokuda, M Haruta, ... Proceedings of the IEEE 105 (1), 158-166, 2016 | 69 | 2016 |
An implantable CMOS device for blood-flow imaging during experiments on freely moving rats M Haruta, C Kitsumoto, Y Sunaga, H Takehara, T Noda, K Sasagawa, ... Japanese Journal of Applied Physics 53 (4S), 04EL05, 2014 | 65 | 2014 |
Highly sensitive lens-free fluorescence imaging device enabled by a complementary combination of interference and absorption filters K Sasagawa, A Kimura, M Haruta, T Noda, T Tokuda, J Ohta Biomedical optics express 9 (9), 4329-4344, 2018 | 64 | 2018 |
Image sensor pixel with on-chip high extinction ratio polarizer based on 65-nm standard CMOS technology K Sasagawa, S Shishido, K Ando, H Matsuoka, T Noda, T Tokuda, ... Optics express 21 (9), 11132-11140, 2013 | 61 | 2013 |
Polarization-analyzing CMOS image sensor with monolithically embedded polarizer for microchemistry systems T Tokuda, H Yamada, K Sasagawa, J Ohta IEEE Transactions on biomedical circuits and systems 3 (5), 259-266, 2009 | 57 | 2009 |
S-band Tm3+-doped tellurite glass microsphere laser via a cascade process K Sasagawa, Z Yonezawa, R Iwai, J Ohta, M Nunoshita Applied Physics Letters 85 (19), 4325-4327, 2004 | 56 | 2004 |
1 mm3-sized optical neural stimulator based on CMOS integrated photovoltaic power receiver T Tokuda, T Ishizu, W Nattakarn, M Haruta, T Noda, K Sasagawa, ... AIP advances 8 (4), 2018 | 54 | 2018 |
An implantable CMOS image sensor with self-reset pixels for functional brain imaging K Sasagawa, T Yamaguchi, M Haruta, Y Sunaga, H Takehara, ... IEEE Transactions on Electron Devices 63 (1), 215-222, 2016 | 51 | 2016 |
CMOS image sensor-based implantable glucose sensor using glucose-responsive fluorescent hydrogel T Tokuda, M Takahashi, K Uejima, K Masuda, T Kawamura, Y Ohta, ... Biomedical optics express 5 (11), 3859-3870, 2014 | 51 | 2014 |
Novel implantable imaging system for enabling simultaneous multiplanar and multipoint analysis for fluorescence potentiometry in the visual cortex T Kobayashi, M Motoyama, H Masuda, Y Ohta, M Haruta, T Noda, ... Biosensors and Bioelectronics 38 (1), 321-330, 2012 | 48 | 2012 |
Development of complementary metal oxide semiconductor imaging devices for detecting green fluorescent protein in the deep brain of a freely moving mouse A Tagawa, A Higuchi, T Sugiyama, K Sasagawa, T Tokuda, H Tamura, ... Japanese Journal of Applied Physics 48 (4S), 04C195, 2009 | 46 | 2009 |
Intravital fluorescence imaging of mouse brain using implantable semiconductor devices and epi-illumination of biological tissue H Takehara, Y Ohta, M Motoyama, M Haruta, M Nagasaki, H Takehara, ... Biomedical optics express 6 (5), 1553-1564, 2015 | 45 | 2015 |
Development and in vivo demonstration of CMOS-based multichip retinal stimulator with simultaneous multisite stimulation capability T Tokuda, Y Takeuchi, Y Sagawa, T Noda, K Sasagawa, K Nishida, ... IEEE Transactions on Biomedical Circuits and Systems 4 (6), 445-453, 2010 | 44 | 2010 |
Real-time monitoring system of RF near-field distribution images on the basis of 64-channel parallel electro-optic data acquisition K Sasagawa, M Tsuchiya IEICE Electronics Express 2 (24), 600-606, 2005 | 44 | 2005 |