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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 106  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
ITE-BCT, OCS, IEE-CMN, OFT 2022-11-11
11:00
Miyagi Forest-Sendai
(Primary: On-site, Secondary: Online)
A trial on Brillouin Optical Correlation Domain Reflectometry using homodyne receiver
Satoshi Matsuura, Yuta Suzuki, Yoshihiro Kumagai, Masayoshi Honma, Shin-ichiro Tezuka (Yokogawa Electric Corp.) OFT2022-41
Distributed strain and temperature sensing using optical fiber as a sensor is expected to be applied to applications suc... [more] OFT2022-41
pp.20-25
OFT 2022-10-13
09:30
Kanagawa Kanagawa-Kenmin Center
(Primary: On-site, Secondary: Online)
[Poster Presentation] Simple fiber-optic temperature probe based on Brillouin scattering
Kanon Toda, Kenta Otsubo (YNU), Kohei Noda (YNU/Tokyo Tech), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU) OFT2022-18
Optical fiber sensors have been extensively studied owing to their advantages such as immunity to electromagnetic noise,... [more] OFT2022-18
pp.1-4
OFT 2022-10-13
09:30
Kanagawa Kanagawa-Kenmin Center
(Primary: On-site, Secondary: Online)
[Poster Presentation] Brillouin optical correlation-domain reflectometry using low-coherence light
Kenta Otsubo (YNU), Kohei Noda (YNU/Tokyo Tech), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU) OFT2022-19
As a principle of distributed measurement of strain and temperature along an optical fiber, the strain/temperature depen... [more] OFT2022-19
pp.5-8
OFT 2022-10-13
10:50
Kanagawa Kanagawa-Kenmin Center
(Primary: On-site, Secondary: Online)
[Poster Presentation] Operation of BOCDR using low-cost light source
Kouta Ozaki, Seiga Ochi (YNU), Kohei Noda (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU) OFT2022-27
Distributed optical fiber sensors for strain and temperature have been attracting considerable attention because of thei... [more] OFT2022-27
pp.36-38
EA, US
(Joint)
2021-12-22
15:50
Kumamoto Sojo University [Poster Presentation] Study on longitudinal wave velocity and indentation hardness in glycated bone
Keita Yano, Yoshihiko Maekawa, Yuhi Haneda, Masaya Ikegawa, Morimasa Nakamura, Mami Matsukawa (Doshisha Univ.), Guillaume Haïat (UPEC) US2021-55
Diabetic patients frequently have high bone fracture risks despite of the normal Bone mineral density (BMD). BMD is the ... [more] US2021-55
pp.41-46
EA, US
(Joint)
2021-12-22
15:50
Kumamoto Sojo University [Poster Presentation] Study on the intensity of Rayleigh and Brillouin scattering in liquids
Shuto Inamoto, Keita Yano, Mami Matsukawa (Doshisha Univ.) US2021-56
The Landau-Placzek ( L-P ) ratio can be estimated from the intensity ratio of Brillouin and Rayleigh scatterings. This L... [more] US2021-56
pp.47-50
OFT 2021-10-14
10:30
Online Online [Poster Presentation] High-speed BOCDR with unlimited strain dynamic range
Kazuya Kishizawa, Motoki Sano (YNU), Kohei Noda (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU) OFT2021-21
Optical fiber sensors have been extensively studied as key tools for structural health monitoring because of their ease ... [more] OFT2021-21
pp.1-4
OFT 2021-10-14
10:30
Online Online [Poster Presentation] Attempt to optimize delay fiber length in BOCDR
Mana Sakamoto, Haruki Sasage (SIT), Kohei Noda (Tokyo Tech/YNU), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU), Heeyoung Lee (SIT) OFT2021-26
Brillouin optical correlation-domain reflectometry (BOCDR) is known as a distributed strain and temperature sensing tech... [more] OFT2021-26
pp.19-22
OFT 2021-10-14
13:00
Online Online [Poster Presentation] Strain dynamic range extension in slope-assisted BOCDR based on down-conversion of Brillouin frequency shift
Haruki Sasage, Mana Sakamoto (SIT), Kohei Noda (Tokyo Tech/YNU), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU), Heeyoung Lee (SIT) OFT2021-36
Brillouin optical correlation-domain reflectometry (BOCDR) is known as a distributed strain and temperature sensing tech... [more] OFT2021-36
pp.59-62
OFT, OCS, LSJ
(Joint) [detail]
2021-08-26
14:45
Online Online A method for continuously measuring backscattered light at an arbitrary point on an optical fiber
Shiro Ryu (Meiji Univ.), Takafumi Tsuboya (SECOM) OFT2021-14
We have proposed a continuous measurement method for Rayleigh backscattered light in the time domain at any point on the... [more] OFT2021-14
pp.13-18
US 2021-07-30
13:00
Online Online Elastic Anomaly of Structural Phase Transition in Slightly Doped SrTiO3 Crystals
Seiji Kojima (Tsukuba Univ.), Venkatasubramanian Sivasubramanian (IGC) US2021-18
The cubic-tetragonal structural phase transition has been investigated in 3at% Ca doped SrTiO3 crystals with perovskite ... [more] US2021-18
pp.1-4
OFT 2021-05-14
15:10
Online Online Distributed strain measurement using stimulated Brillouin scattering pumped by orthogonal two-wavelength pulses
Kenichiro Tsuji, Tomoyuki Uehara (NDA) OFT2021-10
In the distributed strain measurement with a conventional BOTDA using stimulated Brillouin scattering, a polarization sc... [more] OFT2021-10
pp.40-43
PN 2021-03-01
16:15
Online Online [Invited Talk] High-performance distributed sensing based on Brillouin scattering in optical fibers
Yosuke Mizuno (YNU), Kohei Noda (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech) PN2020-47
We review fiber-optic distributed Brillouin sensing technology, focusing on Brillouin optical correlation-domain reflect... [more] PN2020-47
pp.30-37
US 2021-01-29
14:15
Online Online Attempt of simple Brillouin scattering measurement using excited phonons
Shuhei Nishikawa, Shuto Inamoto, Shoya Ueno, Mami Matsukawa (Doshisha Univ) US2020-59
By observing Brillouin light scattering, the longitudinal and transverse wave velocities in the GHz range can be measure... [more] US2020-59
pp.9-14
OCS, CS
(Joint)
2021-01-14
14:55
Online Online Study on chromatic dispersion dependence of GAWBS noise
Kozo Sato, Takashi Kan, Masato Yoshida, Keisuke Kasai, Toshihiko Hirooka, Masataka Nakazawa (Tohoku Univ.) OCS2020-30
We have proposed the guided acoustic-wave Brillouin scattering (GAWBS) phase noise compensation method with a pilot tone... [more] OCS2020-30
pp.18-23
OFT 2021-01-15
15:00
Online Online Analysis of a high-spatial resolution BOCDA optical fiber sensor using short-pulse optical sources
Masayuki Matsumoto (Wakayama Univ.) OFT2020-53
Brillouin optical fiber correlation-domain analysis (BOCDA) exhibits superior performance as a high-sensitivity and high... [more] OFT2020-53
pp.43-46
OFT, ITE-BCT, OCS, IEE-CMN [detail] 2020-11-12
13:20
Online Online [Invited Talk] Recent trends of slope-assisted BOCDR
Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU) OFT2020-37
Brillouin optical correlation-domain reflectometry (BOCDR) is one of the fiber-optic Brillouin-based distributed sensing... [more] OFT2020-37
pp.1-6
OFT, ITE-BCT, OCS, IEE-CMN [detail] 2020-11-13
14:55
Online Online Notchless spectra realized by Brillouin optical correlation domain analysis using pulse train arranged at power intervals
Daiki Miyake, Yudai Hattori, Fumihiko Ito (Shimane Univ.) OFT2020-41
A signal using pulse trains arranged at power intervals applicable to the correlation domain analysis is proposed. The a... [more] OFT2020-41
pp.21-26
OFT 2020-10-09
09:40
Online Online Theoretical Study of Fiber Brillouin Scattering Using FDTD Method
Shiori Nozawa, Shiro Ryu (Meiji Univ.) OFT2020-26
Brillouin scattering is known as a nonlinear phenomenon that occurs in an optical fiber. So far, we have measured the a... [more] OFT2020-26
pp.68-73
OFT 2020-10-09
13:50
Online Online [Invited Talk] Brillouin gain control via acoustic wave interference in polarization-maintaining fiber
Youhei Okawa, Kazuo Hotate (TTI) OFT2020-33
We propose and demonstrate a method for controlling Brillouin gain with light in a phase-sensitive manner. Our results s... [more] OFT2020-33
pp.103-108
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