Search Results - "Chu, Dongkai"

Robust laser-structured asymmetrical PTFE mesh for underwater directional transportation and continuous collection of gas bubbles by Yin, Kai, Yang, Shuai, Dong, Xinran, Chu, Dongkai, Duan, Ji-An, He, Jun

“…We report a simple, efficient method to fabricate micro/nanoscale hierarchical structures on one side of polytetrafluoroethylene mesh surfaces, using one-step…”
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A hierarchical superaerophilic cone: Robust spontaneous and directional transport of gas bubbles by Duan, Ji-An, Dong, Xinran, Yin, Kai, Yang, Shuai, Chu, Dongkai

“…In this paper, we present a rapid and simple method to fabricate superaerophilic polytetrafluoroethylene cones via a two-step femtosecond laser direct writing…”
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Femtosecond laser structuring of Janus foam: Water spontaneous antigravity unidirectional penetration and pumping by Yang, Shuai, Yin, Kai, Chu, Dongkai, He, Jun, Duan, Ji-An

“…In this letter, we report a Janus foam that is fabricated by the femtosecond laser structuring of copper foam. Each side of the Janus foam possesses different…”
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Ultrafast Achievement of a Superhydrophilic/Hydrophobic Janus Foam by Femtosecond Laser Ablation for Directional Water Transport and Efficient Fog Harvesting by Yin, Kai, Yang, Shuai, Dong, Xinran, Chu, Dongkai, Duan, Ji-An, He, Jun

“…Water scarcity is a serious global challenge, especially in arid and desert regions. Functional devices for directional water transport and fog collection have…”
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Thermal process of silica glass microchannels fabricated by femtosecond laser ablation by Xiaoyan Sun, Xiaoyan Sun, Dongmei Cui, Dongmei Cui, Youwang Hu, Youwang Hu, Dongkai Chu, Dongkai Chu, Guowei Chen, Guowei Chen, Jinlong Yu, Jinlong Yu, Jianhang Zhou, Jianhang Zhou, Ji’an Duan, Ji’an Duan

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Highly Sensitive Dual Parameter Sensor Based on a Hybrid Structure with Multimode Interferometer and Fiber Bragg Grating Fabricated by Femtosecond Laser by Dong, Xinran, Zeng, Li, Chu, Dongkai, Sun, Xiaoyan

“…A hybrid sensing configuration for simultaneous measurement of strain and temperature based on fiber Bragg grating (FBG) written in an offset multimode fiber…”
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Material properties and machining characteristics under high strain rate in ultra-precision and ultra-high-speed machining process: a review by Sun, Xufeng, Yao, Peng, Qu, Shuoshuo, Yu, Shimeng, Zhang, Xianpeng, Wang, Wei, Huang, Chuanzhen, Chu, Dongkai

“…High strain rate can be produced in many manufacturing processes, such as ultra-high-speed machining and ultra-precision machining. This paper reviews the high…”
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Ablation enhancement by defocused irradiation assisted femtosecond laser fabrication of stainless alloy by Dongkai Chu, Dongkai Chu, Kai Yin, Kai Yin, Xinran Dong, Xinran Dong, Zhi Luo, Zhi Luo, Yuxin Song, Yuxin Song, Ji'an Duan, Ji'an Duan

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High temperature-sensitivity sensor based on long period fiber grating inscribed with femtosecond laser transversal-scanning method by 董欣然 谢政 宋雨欣 银恺 褚东凯 段吉安

“…We propose a high temperature-sensitive long period fiber grating（LPFG） sensor fabricated by using the femtosecond laser transversal-scanning method. The…”
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Controlling of surface ablation threshold of fused silica by double-pulsed femtosecond laser by Sun, Xiaoyan, Cheng, Kaifan, Chu, Dongkai, Hu, Youwang, Dong, Zhuolin, Duan, Ji’an

“…Femtosecond laser (fs) ablation is an effective method to processing waveguide, microfluidic channel and other functional devices in fused silica glass. The…”
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Reusable microfluidic chip processed by femtosecond double-pulse-assisted polarization-selective etching in fused silica glass by Chu, Dongkai, Li, Weizhen, Qu, Shuoshuo, Dong, Xinran, Yao, Peng

“…Microfluidic chip, with the advantage of compact structure and low reagent consumption, has rapidly emerged as the key technologies in bio(chemical) analysis…”
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A robust high refractive index sensitivity fiber Mach–Zehnder interferometer fabricated by femtosecond laser machining and chemical etching by Sun, Xiaoyan, Dong, Xinran, Hu, Youwang, Li, Haitao, Chu, Dongkai, Zhou, Jianying, Wang, Cong, Duan, Ji’an

“…•All-optical fiber sensor based on an ultra-compact inline MZI fabricated by fs laser and chemical etching is demonstrated in this paper.•The finite element…”
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Micro-channel etching characteristics enhancement by femtosecond laser processing high-temperature lattice in fused silica glass by 褚东凯 孙小燕 胡友旺 董欣然 银恺 罗志 周剑英 王聪 段吉安

“…A fused silica glass micro-channel can be formed by chemical etching after femtosecond laser irradiation, and the successful etching probability is only 48%…”
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Structured Copper Mesh for Efficient Oil-Water Separation Processed by Picosecond Laser Combined With Chemical Treatment or Thermal Oxidation by Liang, Zihang, He, Wanying, Chu, Dongkai, Qu, Shuoshuo, Yao, Peng

“…Oil-water separation has great practical significance, and can be used to help cope with growing oily industrial sewage discharge or marine oil spills,…”
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Refractive index and temperature-sensing characteristics of a cladding-etched thin core fiber interferometer by Wang, Weiying, Dong, Xinran, Chu, Dongkai, Hu, Youwang, Sun, Xiaoyan, Duan, Ji-An

“…A high refractive index (RI) sensor based on an in-line Mach–Zehnder mode interferometer (MZI) is proposed. The sensor was realized by splicing a 2-cm length…”
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Femtosecond laser fabrication of robust underwater superoleophobic and anti-oil surface on sapphire by Chu, Dongkai, Yin, Kai, Dong, Xinran, Luo, Zhi, Duan, Ji-An

“…Due to the presence of unique micro/nanostructures on the surface, fish’s scale exhibits underwater superoleophobicity and keeps clean even in oil-polluted…”
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Modelling and grinding characteristics of unidirectional C–SiCs by Qu, Shuoshuo, Yao, Peng, Gong, Yadong, Yang, Yuying, Chu, Dongkai, Zhu, Qingsheng

“…At present, many scholars are experimentally investigating the grinding performance of ceramic matrix composites (C–SiCs). However, accurately reflecting the…”
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Anti-reflection silicon with self-cleaning processed by femtosecond laser by Chu, Dongkai, Yao, Peng, Huang, Chuanzhen

“…•An anti-reflection silicon surface with self-cleaning is processed.•The reflectance of the prepared silicon is lower than 5%.•The surface exhibit contact and…”
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Environmentally friendly grinding of C/SiCs using carbon nanofluid minimum quantity lubrication technology by Qu, Shuoshuo, Yao, Peng, Gong, Yadong, Chu, Dongkai, Yang, Yuying, Li, Chengwu, Wang, Zhenliang, Zhang, Xianpeng, Hou, Yao

“…The influences of dry grinding (DG), wet grinding (WG) and carbon nanofluid minimum quantity lubrication (CN-MQL) on the grinding performances of ceramic…”
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Grinding mechanism and surface quality evaluation strategy of single crystal 4H-SiC by Qu, Shuoshuo, Wei, Chengxiang, Yang, Yuying, Yao, Peng, Chu, Dongkai, Gong, Yadong, Zhao, Dong, Zhang, Xianpeng

“…This paper investigated the removal mechanism and surface quality of single crystal 4 H-SiC during the grinding process, as well as the impact of the…”
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