Zobrazeno 1 - 10
of 453
pro vyhledávání: '"Gerald Farrell"'
Autor:
Lin She, Niannian Xu, Pengfei Wang, Jiquan Zhang, Mo Liu, Nian Lv, Ruoning Wang, Zhenrui Li, Shijie Jia, Shunbin Wang, Gerald Farrell, Weimin Sun
Publikováno v:
IEEE Photonics Journal, Vol 14, Iss 2, Pp 1-5 (2022)
This letter reports the fabrication of fiber Bragg gratings (FBGs) within in-house fabricated fluoroaluminate (AlF3) glass fibers using femtosecond (fs) laser inscription at 800 nm. The grating strength of the FBGs was investigated for different puls
Externí odkaz:
https://doaj.org/article/22fa364f3a1e4ae8a4aae730bac60767
Autor:
Chao Mei, Jinhui Yuan, Feng Li, Xian Zhou, Qiang Wu, Binbin Yan, Kuiru Wang, Keping Long, Gerald Farrell, Chongxiu Yu
Publikováno v:
IEEE Access, Vol 8, Pp 77631-77641 (2020)
In this paper, passive generation of the multi-wavelength parabolic pulses (PPs) in tapered silicon nanowires (TSNs) is numerically investigated. The coupled inhomogeneous nonlinear Schrödinger equation (INLSE) is derived in the context of TSN to m
Externí odkaz:
https://doaj.org/article/a7426c438d0c406e9f588bca996aa583
Autor:
Chao Mei, Jinhui Yuan, Feng Li, Binbin Yan, Xinzhu Sang, Qiang Wu, Xian Zhou, Kuiru Wang, Chongxiu Yu, Gerald Farrell
Publikováno v:
IEEE Photonics Journal, Vol 11, Iss 1, Pp 1-15 (2019)
In this paper, we numerically demonstrate efficient spectral compression (SPC) of wavelength-shifting soliton in a chalcogenide strip waveguide. It is found that the profiles of group-velocity dispersion (GVD) and Kerr nonlinearity play key roles in
Externí odkaz:
https://doaj.org/article/32ea134c6e9a4f27b44d56cb42967923
Autor:
Guorui Zhou, Rahul Kumar, Qiang Wu, Wai Pang Ng, Richard Binns, Nageswara Lalam, Xinxiang Miao, Longfei Niu, Xiaodong Yuan, Yuliya Semenova, Gerald Farrell, Jinhui Yuan, Chongxiu Yu, Xinzhu Sang, Xiangjun Xin, Bo Liu, Haibing Lv, Yong Qing Fu
Publikováno v:
Scientific Reports, Vol 8, Iss 1, Pp 1-8 (2018)
Abstract A polarization-dependent all-fiber comb filter based on a combination effect of multimode interference and Mach-Zehnder interferometer was proposed and demonstrated. The comb filter was composed with a short section of multimode fiber (MMF)
Externí odkaz:
https://doaj.org/article/1fb68b929fb5409dac26ca5479817e8f
Autor:
Tao Ma, Jinhui Yuan, Feng Li, Lei Sun, Zhe Kang, Binbin Yan, Qiang Wu, Xinzhu Sang, Kuiru Wang, Heng Liu, Fang Wang, Bo Wu, Chongxiu Yu, Gerald Farrell
Publikováno v:
IEEE Photonics Journal, Vol 10, Iss 2, Pp 1-12 (2018)
In this paper, we propose a microdisk resonator with negative thermal optical coefficient (TOC) polymer for refractive index (RI) sensing with thermal stability. The transmission characteristics and sensing performances by using quasi-TE01 and quasi-
Externí odkaz:
https://doaj.org/article/09f0330076c34a1e83981d24c256bdf9
Autor:
Fangfang Wei, Arun Kumar Mallik, Dejun Liu, Qiang Wu, Gang-Ding Peng, Gerald Farrell, Yuliya Semenova
Publikováno v:
Scientific Reports, Vol 7, Iss 1, Pp 1-9 (2017)
Abstract This paper proposes a novel magnetic field sensor based on a microfiber coupler (MFC) combined with a magnetic fluid (MF) in a Sagnac loop formed from a polarization maintaining fiber (PMF). Thanks to the small (~2.6 μm) waist diameter of t
Externí odkaz:
https://doaj.org/article/f4ae5800d1584f77b3567105487a4e65
Autor:
Zhigang Gao, Yinyao Liu, Jing Ren, Zaijin Fang, Xiaosong Lu, Elfed Lewis, Gerald Farrell, Jun Yang, Pengfei Wang
Publikováno v:
Scientific Reports, Vol 7, Iss 1, Pp 1-8 (2017)
Abstract Selective doping of Ni2+ in octahedral sites provided by nanocrystals embedded in glass-ceramics (GCs) is crucial to the enhancement of broadband near-infrared (NIR) emission. In this work, a NIR emission with a full-width-at-half-maximum (F
Externí odkaz:
https://doaj.org/article/d2f15d83929548f5805291dbf647ccf3
Autor:
Lei Sun, Yuliya Semenova, Qiang Wu, Dejun Liu, Jinhui Yuan, Xinzhu Sang, Binbin Yan, Kuiru Wang, Chongxiu Yu, Gerald Farrell
Publikováno v:
IEEE Photonics Journal, Vol 8, Iss 6, Pp 1-7 (2016)
The humidity and temperature responses of a microfiber coupler (MFC) coated with silica gel are investigated. Two MFC structures with different waist diameters of 2.5 and 3.5 μm were fabricated by fusing and tapering two single-mode fibers using a m
Externí odkaz:
https://doaj.org/article/b2246fb1220647389b6a2e3835ef8267
Autor:
Dejun Liu, Wei Li, Qiang Wu, Haoyu Zhao, Fengzi Ling, Ke Tian, Changyu Shen, Fangfang Wei, Wei Han, Gerald Farrell, Yuliya Semenova, Pengfei Wang
Publikováno v:
Sensors, Vol 20, Iss 17, p 4763 (2020)
Negative curvature hollow core fiber (NCHCF) is a promising candidate for sensing applications; however, research on NCHCF based fiber sensors starts only in the recent two years. In this work, an all-fiber interferometer based on an NCHCF structure
Externí odkaz:
https://doaj.org/article/401ff117100f4dce9cb4e0c7d712496e
Publikováno v:
Sensors, Vol 15, Iss 9, Pp 21280-21293 (2015)
A ratiometric wavelength measurement based on a Silicon-on-Insulator (SOI) integrated device is proposed and designed, which consists of directional couplers acting as two edge filters with opposite spectral responses. The optimal separation distance
Externí odkaz:
https://doaj.org/article/927e62c7fa9e4816bef8d8507d370524