Search Results - "Nan-Kuang Chen"

Multicore Fiber Bending Sensors with High Sensitivity Based on Asymmetric Excitation Scheme by Suo, Lina, Peng, Ya-Pei, Chen, Nan-Kuang

“…Bending sensing was realized by constructing a tapered four-core optical fiber (TFCF) sensor. The four-core fiber (FCF) between the fan-in and fan-out couplers…”
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An injection‐locked green InGaN diode laser by Chen, Xiaoming, Xu, Ying, Tsai, Chin‐Chun, Chen, Yi‐Hsi, Chen, Nan‐Kuang, Chui, Hsiang‐Chen

“…We designed a single‐frequency green laser system that can deliver a 60‐mW frequency‐tunable single‐longitudinal‐mode laser beam, having a 6.5 MHz linewidth at…”
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Tellurium‐stabilized blue laser diode by Chen, Xiaoming, Wang, Zhiyuan, Xu, Ying, Tsai, Chin‐Chun, Chen, Nan‐Kuang, Chui, Hsiang‐Chen

“…A robust and compact blue optical frequency reference within blue region was designed. A 40‐mW tellurium‐stabilized single‐frequency blue diode laser in…”
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Generation of dissipative solitons and self-similar pulses by a mode-locked fiber laser using a bandwidth tunable Mach-Zehnder interferometer filter by Huang, Yuanchuan, Zhang, Liqiang, Chen, Nan-Kuang, Xie, Yanru, Zhang, Xia, Tian, Xiuying, Bai, Chenglin

“…•A Mach-Zehnder interferometer (MZI) filter is fabricated by cascading two 3 dB optical couplers.•The bandwidth of the MZI filter changes with the change of…”
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Higher Gain of Single-Mode Cr-Doped Fibers Employing Optimized Molten-Zone Growth by Liu, Chun-Nien, Wang, Tsung-Hau, Rou, Ting-Sou, Chen, Nan-Kuang, Huang, Sheng-Lung, Cheng, Wood-Hi

“…Higher gain of single-mode Cr-doped crystalline core fibers (SMCDCCFs) with longer fiber length employing an optimized molten-zone in laser-heated pedestal…”
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High Sensitivity Fiber Interferometric Strain Sensors Based on Elongated Fiber Abrupt Tapers by Zhou, Haimiao, Peng, Ya-Pei, Chen, Nan-Kuang

“…We demonstrate high-sensitivity fiber strain sensors based on an elongated abrupt taper. The fiber abrupt taper, with a tapered diameter ranging from 40–60 μm,…”
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House price to income ratio and fundamentals: Evidence on long‐horizon forecastability by Chen, Nan‐Kuang, Cheng, Han‐Liang

“…This paper studies the relationship between the house price‐to‐income ratio (PIR) and economic fundamentals, and investigates the long‐horizon forecastability…”
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Output Pulse Characteristics of a Mamyshev Fiber Oscillator by Han, Haili, Chen, Nan-Kuang, Zhang, Liqiang, Xie, Yanru, Tian, Zhen, Yao, Yicun, Huang, Yuanchuan, Zhang, Xia

“…The dependence of the output pulse characteristics of a Mamyshev fiber oscillator on cavity parameters is investigated in detail. We analyze the change in…”
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In-Situ Depth Measurement of Laser Micromachining by Chen, Xiaoming, Xu, Ying, Chen, Nan-Kuang, Shy, Shannon, Chui, Hsiang-Chen

“…Precision laser micromachining plays an important role in the biomedical, electronics, and material processing industries. During laser drilling, precision…”
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High Sensitivity Strain Sensors Using Four-Core Fibers through a Corner-Core Excitation by Suo, Lina, Peng, Ya-Pei, Yao, Cheng-Kai, Ren, Shijie, Lu, Xinhe, Chen, Nan-Kuang

“…A weakly-coupled multicore fiber can generate supermodes when the multi-cores are closer to enter the evanescent power coupling region. The high sensitivity…”
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Design of Fiber-Tip Refractive Index Sensor Based on Resonant Waveguide Grating with Enhanced Peak Intensity by Yao, Yicun, Xie, Yanru, Chen, Nan-Kuang, Pfalzgraf, Ivonne, Suntsov, Sergiy, Kip, Detlef, Ren, Yingying

“…Resonant waveguide gratings (RWG) are widely used as on-chip refractometers due to their relatively high sensitivity to ambient refractive index changes, their…”
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High Sensitivity Fiber Refractive Index Sensors Based on Asymmetric Supermodes Interference in Tapered Four Core Fiber by Suo, Lina, Zhou, Haimiao, Peng, Ya-Pei, Yang, Fan, Chui, Hsiang-Chen, Chen, Nan-Kuang

“…We demonstrate high sensitivity fiber refractive index (RI) sensor based on asymmetric supermode interferences in tapered four core fiber (TFCF). To make…”
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Gain Enhancement of Single-Mode Cr-Doped Core Fibers by Online Growth System by Liu, Chun-Nien, Cheng, Gia-Ling, Chen, Nan-Kuang, Huang, Pi-Ling, Huang, Sheng-Lung, Cheng, Wood-Hi

“…Gain enhancement of single-mode Cr-doped crystalline core fiber (SMCDCCF) with longer fiber length fabricated by online laser-heated pedestal growth (LHPG)…”
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Micro-Tapered Fiber Few-Mode Interferometers Incorporated by Molecule Self-Assembly Fiber Grating for Temperature Sensing Applications by Zhou, Haimiao, Suo, Lina, Peng, Ya-Pei, Yang, Fan, Ren, Shijie, Chen, Nan-Kuang, Lu, Xinhe, Rahman, B.M.A., Grattan, K.T.V.

“…We demonstrate fiber few-mode interferometers based on a self-assembly surface corrugated grating using charged nano-particles. Initially, an abrupt taper (AT)…”
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In the Shadow of the United States: The International Transmission Effect of Asset Returns by Chang, Kuang-Liang, Chen, Nan-Kuang, Leung, Charles Ka Yui

“…We examine how fluctuations in financial and housing markets in the United States affect asset returns and GDP in Hong Kong. In contrast to studies using…”
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Optical Pump Induced Thermal Sensitivity Reduction in a Minimized Er/Yb-Codoped-Fiber Mach-Zehnder Interferometer by Dong, Bo, Chen, Nan-kuang, Cheng, Gia-Ling, Yu, Changyuan, Gong, Yandong

“…The intensity and wavelength dependent thermal characteristics of a minimized Er/Yb-codoped-fiber Mach-Zehnder interferometer are demonstrated theoretically…”
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LSPR-Based Cholesterol Biosensor Using Hollow Core Fiber Structure by Kumar, Santosh, Singh, Ragini, Kaushik, Brajesh Kumar, Chen, Nan-kuang, Yang, Qing Shan, Zhang, Xia

“…In this paper, a cholesterol biosensor is developed using a single-mode fiber (SMF) and a hollow core fiber (HCF) to detect and measure the cholesterol…”
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Single-Mode Cr-Doped Crystalline Core Fibers for Broadband Fiber Amplifiers by Wang, Wei-Lun, Cheng, Gia-Ling, Huang, Yi-Chung, Wei, Chia-Chien, Chen, Nan-Kuang, Huang, Sheng-Lung, Cheng, Wood-Hi

“…A single-mode Cr-doped crystalline core fiber (SMCDCCF) by cladded high-index glass is demonstrated. The SMCDCCF exhibits a core diameter of 25 μm and V-value…”
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Analysis of Thermo-Optic Tunable Dispersion-Engineered Short-Wavelength-Pass Tapered-Fiber Filters by Sen-Yih Chou, Sen-Yih Chou, Kuei-Chu Hsu, Kuei-Chu Hsu, Nan-Kuang Chen, Nan-Kuang Chen, Shien-Kuei Liaw, Shien-Kuei Liaw, Yu-Syun Chih, Yu-Syun Chih, Yinchieh Lai, Yinchieh Lai, Sien Chi, Sien Chi

“…Thermo-optic tunable short-wavelength-pass tapered-fiber filters based on fundamental-mode cutoff mechanism are realized experimentally and analyzed…”
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Interferometric Interrogation of the Inclination and Displacement of Tapered Fiber Mach-Zehnder Interferometers by Chen, Nan-Kuang, Feng, Zhi-Zheng, Wang, Jheng-Jyun, Liaw, Shien-Kuei, Chui, Hsiang-Chen

“…All-fiber inclinometers and displacement sensors using tunable Mach-Zehnder interferometers with an extinction ratio of are produced by introducing two abrupt…”
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