Zobrazeno 1 - 10
of 798
pro vyhledávání: '"fiber coupler"'
Publikováno v:
IEEE Photonics Journal, Vol 15, Iss 4, Pp 1-6 (2023)
An optical fiber coupler composed of two side-polished fibers with different curvature is proposed. The live-fiber is polished with a typical radius of curvature of 0.25 m, while the branch-fiber is polished with a larger radius of curvature. Analysi
Externí odkaz:
https://doaj.org/article/4e1360260f0d41fdbf5f4d7ce184f349
Publikováno v:
Results in Optics, Vol 11, Iss , Pp 100394- (2023)
In this study, a 3 × 3 microfiber coupler sensing structure is fabricated by the fusion taper technology, and the mode coupling distribution of its light energy is numerically simulated by the beam propagation method. Results confirmed that the sens
Externí odkaz:
https://doaj.org/article/fc896037bd2a407da3872743344cf495
Publikováno v:
Jurnal Jaringan Telekomunikasi, Vol 11, Iss 4, Pp 214-219 (2021)
Kelembapan udara menjadi faktor penting dalam kehidupan manusia yaitu untuk menjaga kesetabilan kesehatan tubuhyang jugai akan berpengaruh kepada kenyamanan kerja. Diperlukan sensor untuk mengetahui kelembapan dalam ruangan. Alat bisa dikatakan senso
Externí odkaz:
https://doaj.org/article/951e40e2427d47548d06404ff3b27c55
Publikováno v:
Sensors, Vol 23, Iss 3, p 1725 (2023)
Optical fiber sensors working at the dispersion turning point (DTP) have served as promising candidates for various sensing applications due to their ultrahigh sensitivity. In this review, recently developed ultrasensitive fiber sensors at the DTP, i
Externí odkaz:
https://doaj.org/article/563cb803ce154d11b1e89dbeb641087d
Akademický článek
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Autor:
Weihao Lin, Jie Hu, Fang Zhao, Siming Sun, Yuhui Liu, Shuaiqi Liu, Feihong Yu, Peng-Un Mak, Sio-Hang Pun, Perry-Ping Shum, Mang-I Vai, Liyang Shao
Publikováno v:
Micromachines, Vol 13, Iss 10, p 1697 (2022)
We demonstrated a new method for temperature measurement inside a fiber ring laser (FRL) cavity. Different from traditional FRL temperature sensing system which need additional filter working as a sensor, a micro-fiber coupler (MFC) was designed as a
Externí odkaz:
https://doaj.org/article/eb9348313e0c49eab53b908121ab3909
Tunable and Switchable Multi-Wavelength Erbium-Doped Fiber Laser Based on Composite Structure Filter
Publikováno v:
Photonics, Vol 9, Iss 10, p 768 (2022)
A multi-wavelength erbium-doped fiber laser (MW-EDFL) with wide tuning range, switching and adjustable wavelength interval is designed and tested, which is based on a composite filter. The filter consists of a tapered microfiber coupler loop (TMCL) w
Externí odkaz:
https://doaj.org/article/a6b51c702e914c4fb8d5fcb4e880adf2
Autor:
Ronghua Fan, Lianqin Li, Chengcheng Wang, Zhaofeng Du, Junwen Wang, Xiang Lv, Zhijun Ren, Baojin Peng
Publikováno v:
IEEE Photonics Journal, Vol 11, Iss 5, Pp 1-11 (2019)
The study proposed a temperature sensor based on distilled water cladding of the coupling region in the loop-fiber coupler, which was formed by folding a single-mode fiber, melting the taper region with an H2 flame, and using two adjacent fibers to o
Externí odkaz:
https://doaj.org/article/094c64fb266444ffb65c90474dbac067
Publikováno v:
Sensors, Vol 22, Iss 13, p 4940 (2022)
Herein, a broadband ultrasensitive acoustic sensor based on an optical nanofiber coupler (ONC) attached to a diaphragm is designed and experimentally demonstrated. The ONC is sensitive to axial strain and works as the core transducing element to moni
Externí odkaz:
https://doaj.org/article/23a2308ce26f4efca7bbfbbd5ae34b16
Autor:
Wei Li, Jian Zhang
Publikováno v:
Photonic Sensors, Vol 8, Iss 2, Pp 146-156 (2018)
Abstract A novel distributed weak fiber Bragg gratings (FBGs) vibration sensing system has been designed to overcome the disadvantages of the conventional methods for optical fiber sensing networking, which are: low signal intensity in the usually ad
Externí odkaz:
https://doaj.org/article/67d68819f8ed44958a7f2ac06c0df6fb