Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
NC, MBE (Joint) |
2024-03-12 13:55 |
Tokyo |
The Univ. of Tokyo (Primary: On-site, Secondary: Online) |
Identification of filamentous fungi by segmentation models using consistency regularization and classmix Taiga Shimizu (Yamanashi Univ.), Waleed Asghar (Oklahoma State Univ.), Ryota Kataoka, Motonobu Hattori (Yamanashi Univ.) NC2023-57 |
In agriculture, soil diagnosis is necessary to protect the environment. However, since current diagnostic methods are no... [more] |
NC2023-57 pp.81-86 |
OPE, LQE |
2020-11-20 15:30 |
Online |
Online |
Research on Vertical Si Slot Waveguide Sensors Shuhei Yoshida, Hiromasa Shimizu (Tokyo univ. of agri. & tech.) OPE2020-67 LQE2020-47 |
Highly sensitive gas sensors are required for IOT. Conventional horizontal Si slot waveguide gas sensors are composed o... [more] |
OPE2020-67 LQE2020-47 pp.110-115 |
OCS, OPE, LQE |
2014-10-31 14:15 |
Nagasaki |
Nagasaki Museum of History and Culture |
Excitation of plasmon at the interface between ferromagnetic metal/dielectric film by Otto configuration Saori Umetsu, Terunori Kaihara, Takeaki Ando, Yoshiki Yago, Hiromasa Shimizu (TUAT) OCS2014-78 OPE2014-122 LQE2014-96 |
Optical isolator is an essential component to prevent backward reflected light to laser diode. There are several wavegu... [more] |
OCS2014-78 OPE2014-122 LQE2014-96 pp.189-194 |
LQE, OCS, OPE |
2013-10-25 09:25 |
Fukuoka |
|
Characterizations of TE mode semiconductor optical isolators for unidirectional semiconductor ring lasers Shohei Sakanishi, Takahiro Bando, Hiromasa Shimizu (TUAT) OCS2013-65 OPE2013-111 LQE2013-81 |
Semiconductor optical isolators are monolithically integrable waveguide optical isolators based on transverse magneto-op... [more] |
OCS2013-65 OPE2013-111 LQE2013-81 pp.81-84 |
OPE, LQE, OCS |
2012-10-25 16:35 |
Miyazaki |
|
Unidirectional Semiconductor Ring Lasers using Semiconductor Optical Isolators. Satoshi Usuba, Shohei Sakanishi, Takahiro Bando, Daisuke Okazaki, Hiromasa Shimizu (TUAT) OCS2012-56 OPE2012-107 LQE2012-73 |
Semiconductor Ring Lasers (SRLs) are important devices to realize optical flip-flop memories. However, it is difficult t... [more] |
OCS2012-56 OPE2012-107 LQE2012-73 pp.77-80 |
OPE, LQE, OCS |
2012-10-25 17:00 |
Miyazaki |
|
Control of Lasing States in Magnetic Bistable Laser Diodes Komei Tazawa, Keishi Uehara, Daisuke Ishizaka, Hiromasa Shimizu (TUAT) OCS2012-57 OPE2012-108 LQE2012-74 |
Semiconductor optical isolator exhibits unidirectional propagation by transversal Kerr effect of ferromagnetic metal. Es... [more] |
OCS2012-57 OPE2012-108 LQE2012-74 pp.81-85 |
OPE, EMT, LQE, PN, IEE-EMT |
2010-01-29 13:25 |
Kyoto |
|
Design and Fabrication of Unidirectional Ring Lasers using Semiconductor Optical Isolators Yoshitaka Kono, Toshiaki Mori, Hiromasa Shimizu (Tokyo Univ. of Agr and Tech.) PN2009-57 OPE2009-195 LQE2009-177 |
Semiconductor ring lasers have been attracted much attention as important devices for all optical signal processing. Ho... [more] |
PN2009-57 OPE2009-195 LQE2009-177 pp.119-122 |
OPE |
2006-12-15 15:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
TM mode waveguide optical isolator based on the nonreciprocal loss induced by ferromagnetic MnAs Tomohiro Amemiya, Hiromasa Shimizu, Masafumi Yokoyama, P. N. Hai, Masaaki Tanaka, Yoshiaki Nakano (Univ. of Tokyo) |
[more] |
OPE2006-126 pp.19-22 |
OPE, LQE |
2006-06-30 14:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Short and Low Driving Voltage Electro-Optic Phase Modulators using InGaAs / InAlAs Double Coupled Quantum Wells Hideki Ooe, Tomohiro Amemiya, Hiromasa Shimizu, Yoshiaki Nakano (Univ. of Tokyo) |
[more] |
OPE2006-22 LQE2006-26 pp.35-38 |
LQE, OPE |
2005-06-24 15:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Semiconductor-Waveguide-type Optical Isolators based on the Nonreciprocal Loss Shift Hiromasa Shimizu, Yoshiaki Nakano (Univ. of Tokyo) |
It has been considered difficult for optical isolators to be integrated with semiconductor laser diodes, because they re... [more] |
OPE2005-24 LQE2005-23 pp.51-54 |