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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 16 of 16  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
LQE, OPE, SIPH 2018-12-06
17:10
Tokyo Keio University Study on fabrication of Nb2O5 waveguides for optical switches with Ferro-electric Liquid Crystal cladding
Shinta Uchibori, Yoshiki Hayama, Masayuki Takeda, Takeshi Nishizawa, Katsumi Nakatsuhara (KAIT) OPE2018-122 LQE2018-132 SIPH2018-38
(To be available after the conference date) [more] OPE2018-122 LQE2018-132 SIPH2018-38
pp.125-130
LQE, OPE, SIPH 2018-12-06
17:10
Tokyo Keio University Selective formation of magnetic garnet thin films on silicon substrates
Natsuki Iijima, Taka Yamaguchi, Masayuki Takeda, Takeshi Nishizawa, Katsumi Nakatsuhara (KAIT), Satoru Noge (Numazu NCT), Yuya Shoji, Tetsuya Mizumoto (Tokyo Tech) OPE2018-126 LQE2018-136 SIPH2018-42
 [more] OPE2018-126 LQE2018-136 SIPH2018-42
pp.143-148
LQE, OPE, SIPH 2018-12-06
17:10
Tokyo Keio University Wavelength characteristic shift operation of a Nb2O5 waveguide resonator with distributed Bragg reflectors having ferro-electric liquid crystal
Sho Inamori, Yoshiki Hayama, Masayuki Takeda, Takeshi Nishizawa, Katsumi Nakatsuhara (KAIT) OPE2018-128 LQE2018-138 SIPH2018-44
(To be available after the conference date) [more] OPE2018-128 LQE2018-138 SIPH2018-44
pp.155-160
OPE, OCS, OFT
(Joint) [detail]
2018-02-15
14:00
Okinawa Okinawa Prefectural Museum A study and theoretical analysis of horizontal slot waveguide using Nb2O5
Toshihiro Ochiai, Masayuki Takeda, Takeshi Nishizawa, Katsumi Nakatsuhara (KAIT) OCS2017-80 OFT2017-70 OPE2017-170
Horizontal slot waveguides formed by thin film deposition have the feature of strongly confining light in the lower refr... [more] OCS2017-80 OFT2017-70 OPE2017-170
pp.7-10
OPE 2017-12-07
13:15
Okinawa   [Poster Presentation] Theoretical characteristics and fabrication process of FLC loading MZI type optical switch using Nb2O5 waveguide
Shinta Uchibori, Masayuki Takeda, Takeshi Nishizawa, Katsumi Nakatsuhara (KAIT) OPE2017-101
We have been studying optical waveguide devices loading FLC (Ferro-electric liquid crystal). Ferro-electric liquid cryst... [more] OPE2017-101
pp.63-68
SIS 2017-03-02
16:10
Kanagawa Kanagawa Inst. Tech. Yokohama Office [Invited Talk] Silicon photonics devices featuring with Ferroelectric Liquid Crystal
Katsumi Nakatsuhara (KAIT) SIS2016-53
 [more] SIS2016-53
pp.65-70
OPE 2016-12-08
16:35
Okinawa   Wavelength characteristics of a Si3N4 waveguide resonator with distributed Bragg reflectors for optical tunable filters having ferro-electric liquid crystal
Sho Inamori, Kentaro Sakakibara, Masayuki Takeda (kanagawa Inst. of Tech.), Noritsugu Yamamoto (AIST), Katsumi Nakatsuhara (kanagawa Inst. of Tech.) OPE2016-108
Ferro-electric liquid crystal (FLC) materials have the high speed response time of sub-milliseconds. In addition, FLC ma... [more] OPE2016-108
pp.23-28
OPE, OME 2015-11-26
15:50
Kagawa Sunport-hall Takamatsu Switching characteristics of a tunable wavelength filter using Si-AWG and FLC
Wataru Kanakubo, Daisuke Kimura, Kenta Tamura, Masayuki Takeda, Katsumi Nakatsuhara (KAIT) OME2015-68 OPE2015-134
We proposed and fabricated a tunable wavelength filter using an arrayed waveguide grating (AWG) featuring ferroelectric ... [more] OME2015-68 OPE2015-134
pp.19-24
OPE, LQE, OCS 2015-10-30
13:00
Oita Beppu International Convention Center Fabrication of phased array waveguides for optical switches featuring liquid crystal cladding
Wataru Kanakubo, Masayuki Takeda, Katsumi Nakatsuhara (KAIT) OCS2015-62 OPE2015-112 LQE2015-81
(Advance abstract in Japanese is available) [more] OCS2015-62 OPE2015-112 LQE2015-81
pp.107-110
CPM, OPE, LQE, R, EMD 2015-08-27
15:25
Aomori Aomori-Bussankan-Asupamu Evaluation of propagation loss of Si waveguides loaded with Ce:YIG film using Asymmetric Mach-Zehnder waveguides
Masato Seido, Masayuki Takeda, Katsumi Nakatsuhara (KAIT), Satoru Noge (NIT), Tetsuya Mizumoto (Tokyo Tech) R2015-30 EMD2015-38 CPM2015-54 OPE2015-69 LQE2015-38
 [more] R2015-30 EMD2015-38 CPM2015-54 OPE2015-69 LQE2015-38
pp.39-43
CPM 2015-08-11
10:20
Aomori   Study of the Ce: YIG Thin Film Growth by Using Contact Epitaxy Method for Integrated Optical Isolator
Satoru Noge (NIT, Numazu College), Masato Seido, Masayuki Takeda, Katsumi Nakatsuhara (KAIT) CPM2015-42
 [more] CPM2015-42
pp.57-60
OME, OPE 2014-11-21
17:30
Tokyo   An optical tunable add-drop multiplexer featuring ferroelectric liquid crystal and an improvement of wavelength characteristics by using weighted grating structures
Yoshiki Hayama, Katsumi Nakatsuhara, Masayuki Takeda (Kanagawa Inst. Technol.), Akifumi Kato (AIST) OME2014-58 OPE2014-138
We proposed and fabricated a tunable add-drop multiplexer in a silicon waveguide Mach-Zehnder interferometer that has sa... [more] OME2014-58 OPE2014-138
pp.59-64
OPE, LQE, CPM, EMD, R 2013-08-30
16:05
Hokkaido sun-refre Hakodate Theoretical characteristics and fabrication of Si grating waveguides having ferro-electric liquid crystal for optical tunable filters
Akifumi Kato, Katsumi Nakatsuhara, Yoshiki Hayama (Kanagawa Inst. of Tech.) R2013-61 EMD2013-67 CPM2013-86 OPE2013-90 LQE2013-60
We proposed and fabricated tunable filters using Si-grating waveguides with ferroelectric liquid crystal cladding. We th... [more] R2013-61 EMD2013-67 CPM2013-86 OPE2013-90 LQE2013-60
pp.163-168
OPE, LQE 2010-06-25
16:50
Tokyo Kikai-Shinko-Kaikan Bldg. Wavelength characteristic measurement of PSS liquid crystal polarization control device for anoptical switch
Wataru Ogasawara, Katsumi Nakatsuhara, Takakiyo Nakagami (Kanagawa Inst. of Tech.), Sinichi Hirose, Kiyoshi Ando, Akihiro Mochizuki (Nano Loa, Inc.) OPE2010-20 LQE2010-22
We study the polarization independent free space optical switches for wavelength multiplex communication. The switches u... [more] OPE2010-20 LQE2010-22
pp.25-29
OPE, EMD, CPM, LQE 2009-08-20
10:55
Miyagi   Fabrication of Mach-Zehnder Interferometer type 1x8 optical switch using Si waveguides with Ferroelectric Liquid Crystal cladding
Takahiro Sawa, Katsumi Nakatsuhara, Takakiyo Nakagami (Kanagawa Inst. of Tech.) EMD2009-30 CPM2009-54 OPE2009-78 LQE2009-37
We have been studying optical waveguide devices using FLC for optical waveguide claddings. Ferroelectric liquid crystal ... [more] EMD2009-30 CPM2009-54 OPE2009-78 LQE2009-37
pp.21-25
LQE, OPE 2009-06-19
14:55
Tokyo Kikai-Shinko-Kaikan Bldg. Improvement filter responses and fabrication process of multiple-cavity Fabry-Perot resonator waveguides for optical tunable filter
Akifumi Kato, Katsumi Nakatsuhara, Takakiyo Nakagami (Kanagawa Inst. of Tech.) OPE2009-24 LQE2009-27
We proposed and fabricated a tunable filter using Si-waveguide multiple-cavity Fabry-Perot resonators with ferroelectric... [more] OPE2009-24 LQE2009-27
pp.45-49
 Results 1 - 16 of 16  /   
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