Zobrazeno 1 - 10
of 482
pro vyhledávání: '"Jijun Xiong"'
Publikováno v:
Microsystems & Nanoengineering, Vol 9, Iss 1, Pp 1-13 (2023)
Abstract This paper presents a surface acoustic wave (SAW) sensor based on coplanar integrated Langasite (LGS) that is fabricated using wet etching, high-temperature bonding, and ion beam etching (IBE) processes. The miniaturized multiparameter tempe
Externí odkaz:
https://doaj.org/article/177ec4ad0e7341cda2815ff8b212d100
Publikováno v:
Materials, Vol 17, Iss 10, p 2338 (2024)
A thermoelectric generator (TEG) is one of the important energy harvesting sources for wearable electronic devices, which converts waste heat into electrical energy without any external stimuli, such as light or mechanical motion. However, the poor f
Externí odkaz:
https://doaj.org/article/4d8d85602e674dfa99dae307ba74333b
Publikováno v:
Micromachines, Vol 15, Iss 5, p 616 (2024)
A high-temperature-resistance single-crystal magnesium oxide (MgO) extrinsic Fabry–Perot (FP) interferometer (EFPI) fiber-optic vibration sensor is proposed and experimentally demonstrated at 1000 °C. Due to the excellent thermal properties (melti
Externí odkaz:
https://doaj.org/article/676aa804483946f8ac82572cd5fc2715
Autor:
Cheng Lei, Yihao Guan, Ting Liang, Xuezhan Wu, Yuehang Bai, Mingfeng Gong, Pingang Jia, Jijun Xiong
Publikováno v:
Photonic Sensors, Vol 13, Iss 3, Pp 1-13 (2023)
Abstract The micro-electromechanical system (MEMS) infrared thermopile is the core working device of modern information detection systems such as spectrometers, gas sensors, and remote temperature sensors. We presented two different structures of MEM
Externí odkaz:
https://doaj.org/article/bd529d519cef48b9947bb5f671f21553
Publikováno v:
IEEE Access, Vol 10, Pp 42908-42915 (2022)
An extrinsic high-temperature fiber-optic Fabry-Perot vibration sensor based on MEMS technology is described and experimentally demonstrated. The sensitive unit consists of four cross beams with a central seismic mass batch-fabricated on a silicon wa
Externí odkaz:
https://doaj.org/article/f2e99f7bca2b4cfc870c762681490459
Publikováno v:
Frontiers in Chemistry, Vol 10 (2022)
The process method of a Si3N4 ceramic sealed cavity is realized by vacuum brazing and chemical reaction at 1,100°C and 0.5 MPa pressure. Through the combination of Si3N4 ceramic polishing and thinning, inductively coupled plasma etching, and high-te
Externí odkaz:
https://doaj.org/article/61878c0333f744b194ce1091022dad7b
Towards two-dimensional color tunability of all-solid-state electrochromic devices using carbon dots
Autor:
Chen Li, Mingshuo Zhen, Boshan Sun, Yingping Hong, Jijun Xiong, Wenzhi Xue, Xiaohua Li, Zhongkun Guo, Lei Liu
Publikováno v:
Frontiers in Chemistry, Vol 10 (2022)
Electrochromic devices (ECDs) that display multicolor patterns have gradually attracted widespread attention. Considering the complexity in the integration of various electrochromic materials and multi-electrode configurations, the design of multicol
Externí odkaz:
https://doaj.org/article/4898ba6eafce47668a338ddec8e775a7
Publikováno v:
Photonics, Vol 10, Iss 6, p 644 (2023)
In order to reduce the pumping threshold and achieve a short-cavity single-mode transmission with a narrow-linewidth random fiber laser, we propose a tunable random fiber laser based on the combination of random grating and highly reflective fiber Br
Externí odkaz:
https://doaj.org/article/58cd3bcd799c43b380574fb3b30d28e6
Publikováno v:
Sensors, Vol 23, Iss 10, p 4952 (2023)
In this paper, a fiber-optic Fabry–Perot (F–P) vibration sensor that can work at 800 °C is proposed. The F–P interferometer is composed of an upper surface of inertial mass placed parallel to the end face of the optical fiber. The sensor was p
Externí odkaz:
https://doaj.org/article/a1d91ada34f840988f6f76fef1945077
Publikováno v:
Taiyuan Ligong Daxue xuebao, Vol 52, Iss 4, Pp 585-591 (2021)
To meet the needs of low-cost and easy-to-prepare surface enhanced Raman scattering (SERS) substrate in practical application, plasma technology was used to treat poly(methyl methacrylate) (PMMA) to form nanofiber structures on the surface, and combi
Externí odkaz:
https://doaj.org/article/8bf32bf057ff4ee288dda4c6d645c196