Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
OFT, OCS, LSJ (Joint) [detail] |
2019-08-29 16:50 |
Hokkaido |
|
[Invited Talk]
Glass forming process of silica glass and development of low-loss optical fibers Kazuya Saito (TTI) OCS2019-24 |
The reduction of optical fiber loss is one of the fundamental issues of fiber communications, and many studies have been... [more] |
OCS2019-24 pp.23-28 |
PN |
2019-03-14 16:50 |
Okinawa |
Miyako Island Hirara Port Terminal Bldg. |
[Invited Talk]
Research and development on optical fibers for next-generation large-capacity transmission Yuki Kawaguchi, Yoshiaki Tamura, Hirotaka Sakuma, Tetsuya Hayashi, Takemi Hasegawa (SEI) PN2018-88 |
We will review research and development on optical fibers for large-capacity transmission. We achieved record-low loss o... [more] |
PN2018-88 pp.33-36 |
OCS, OPE |
2017-05-12 16:45 |
Tokyo |
Kikai-Shinko-Kaikan Bldg(Tokyo) |
[Special Invited Talk]
Lowest-Ever 0.1419-dB/km Loss Optical Fiber Yoshiaki Tamura, Hirotaka Sakuma, Keisei Morita, Masato Suzuki, Yoshinori Yamamoto, Kensaku Shimada, Yuya Honma, Kazuyuki Sohma, Takashi Fujii, Takemi Hasegawa (Sumitomo Electric) OCS2017-9 OPE2017-9 |
This technical report reviews the OFC2017 postdeadline paper Th5D.1. Lowest-ever 0.1419 dB/km loss at 1560 nm wavelength... [more] |
OCS2017-9 OPE2017-9 pp.31-32 |
US |
2012-09-24 15:10 |
Akita |
Tegata Campus, Akita Univ. |
Evaluation of Silica Glasses by the Ultrasonic Microspectroscopy Technology
-- Effects of OH and Cl on Fictive Temperature Dependences of Acoustic Properties -- Mototaka Arakawa, Yuji Ohashi, Yuko Maruyama, Jun-ichi Kushibiki (Tohoku Univ.), Hideharu Horikoshi, Kenji Moriyama (Tosoh SGM) US2012-62 |
In this paper, an evaluation method of silica glasses by the ultrasonic microspectroscopy technology was discussed. Six... [more] |
US2012-62 pp.27-32 |
US |
2012-02-23 13:00 |
Tokyo |
GE Healthcare Japan |
[Invited Talk]
Ultrasonic measurements of electronic materials Jun-ichi Kushibiki (Touhoku Univ.) US2011-108 |
For over 40 years at Tohoku University, the author has conducted the research and development associated with ultrasonic... [more] |
US2011-108 pp.23-28 |
EA, US (Joint) |
2011-01-21 14:15 |
Kyoto |
Doshisha Univ. |
Homogeneity Evaluation of a Synthetic Silica Glass Ingot by the Ultrasonic Microspectroscopy Technology Jun-ichi Kushibiki, Mototaka Arakawa, Yuji Ohashi, Yuko Maruyama (Tohoku Univ.), Hideharu Horikoshi, Kenji Moriyama (Tosoh SGM) US2010-108 |
Homogeneities of a synthetic silica glass ingot were evaluated by the ultrasonic microspectroscopy technology. Specimen... [more] |
US2010-108 pp.95-100 |
US |
2010-09-29 14:50 |
Miyagi |
Tohoku Univ. |
Evaluation of Fictive Temperature of Synthetic Silica Glasses by the Ultrasonic Microspectroscopy Technology Jun-ichi Kushibiki, Mototaka Arakawa, Yuji Ohashi, Yuko Maruyama, Takanori Kondo, Tetsuo Yoshida (Tohoku Univ.) US2010-52 |
We developed an evaluation method of fictive temperatures TF for synthetic silica (SiO2) glasses by the ultrasonic micro... [more] |
US2010-52 pp.23-28 |
US |
2008-09-25 14:30 |
Miyagi |
|
Evaluation of synthetic silica glasses by the ultrasonic microspectroscopy technology Mototaka Arakawa, Hideki Shimamura, Jun-ichi Kushibiki (Tohoku Univ.) US2008-34 |
Ultrasonic microspectroscopy technology is applied to characterization of synthetic silica glasses. Acoustic properties... [more] |
US2008-34 pp.13-18 |
US |
2008-05-30 14:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Evaluation of TiO2-SiO2 Ultra-Low-Expansion Glass Fabricated by the Soot Method Using the Line-Focus-Beam Ultrasonic Material Characterization System Jun-ichi Kushibiki, Mototaka Arakawa (Tohoku Univ.), Tetsuji Ueda, Akira Fujinoki (Shin-Etsu Quartz) US2008-12 |
In this paper, we tried to fabricate a TiO2-doped SiO2 (TiO2-SiO2) glass ingot by the soot method, and homogenized the g... [more] |
US2008-12 pp.11-16 |
OFT, OCS (Joint) |
2007-08-23 16:50 |
Hokkaido |
|
Method for predicting Rayleigh scattering loss of optical fibers Kyozo Tsujikawa, Katsusuke Tajima, Kazuyuki Shiraki (NTT) OFT2007-19 |
In order to fabricate low loss optical fibers cost-effectively, we propose a method that can be utilized to predict thei... [more] |
OFT2007-19 pp.25-32 |
OFT |
2005-05-12 14:20 |
Nagano |
Tokyo Univ. of Science, Suwa |
Study on reducing the Rayleigh scattering loss in optical fibers Kazumasa Ohsono, Bing Yao, Yoshinori Kurosawa (Hitachi Cable, Ltd.), Kazuya Saito, Akira Ikushima (Toyota Technological Ins.) |
The Rayleigh scattering which is dominant origin of optical loss in silica fibers is caused by density fluctuation and c... [more] |
OFT2005-3 pp.11-16 |
OFT |
2005-03-04 15:40 |
Tokyo |
Kikai-Shinko-Kaikan Bldg |
Investigation on intrinsic loss of optical fibers Kyozo Tsujikawa, Katsusuke Tajima, Jian Zhou (NTT) |
We investigated the dopant concentration and fictive temperature dependencies of Rayleigh scattering in silica-based opt... [more] |
OFT2004-122 pp.31-36 |