Zobrazeno 1 - 10
of 52 385
pro vyhledávání: '"Bragg Grating"'
Publikováno v:
地质科技通报, Vol 43, Iss 6, Pp 26-38 (2024)
Significance Landslide disasters are widely distributed in China. Effective monitoring, early warning, and risk management measures are key to disaster prevention and mitigation. Progress Compared with conventional techniques, distributed fiber optic
Externí odkaz:
https://doaj.org/article/94ea78c69f8b4b48bb07f295f85c2ba1
Autor:
Zhiyong Yang, Xiangyu Yan, Bo Peng, Zhencheng Li, Xudong Xia, Changhai Lu, Daotong You, Kaiwei Li, Tuan Guo
Publikováno v:
Photonic Sensors, Vol 15, Iss 2, Pp 1-10 (2024)
Abstract Hydrogen, a high-density and clean energy, has been widely used in various critical applications. However, the safety risk caused by hydrogen leakage during storage and transportation is still a non-negligible issue. Therefore, it is necessa
Externí odkaz:
https://doaj.org/article/824edf3a8cbb4aadb231027145cdd0e4
Autor:
Huihua Wu, Quanhua Xie, Yuanyuan He, Xuefeng He, Yuan Zhou, Yang Liu, Yufei Liu, Bo Wan, Nianbing Zhong
Publikováno v:
Heritage Science, Vol 12, Iss 1, Pp 1-13 (2024)
Abstract Temperature changes during the chemical corrosion of stone cultural relics affect the condensation and evaporation of water and chemical reactions between soluble substances and corrosive solutions. This ultimately leads to changes in the in
Externí odkaz:
https://doaj.org/article/4999d2b7ad544571a6d1d8ec3831a029
Publikováno v:
Photonic Sensors, Vol 15, Iss 1, Pp 1-14 (2024)
Abstract A large number of slopes appear along the line during railway construction, which will pose a threat to railway safety operation. Slope monitoring plays an important role in ensuring the safety of railway operation. Aiming at the difficultie
Externí odkaz:
https://doaj.org/article/29210d336bb44b0888978f7bf67bdf14
Autor:
Changyuan Liu, Xin Wang, Xinquan Chang, Zhishen Wu, Huang Huang, Mohammad Noori, Wael A. Altabey
Publikováno v:
Developments in the Built Environment, Vol 20, Iss , Pp 100567- (2024)
Owing to the low measuring range of traditional fiber Bragg grating (FBG) sensors and the complexity, imprecision, and lack of practicality in existing large-strain sensors, this paper introduces a novel type of large-strain sensor based on pre-relax
Externí odkaz:
https://doaj.org/article/33abe384336e40dc924db25dfc105d22
Publikováno v:
Heliyon, Vol 10, Iss 22, Pp e40105- (2024)
Recent advances in construction materials and architecture have enhanced the safety of modern structures, which now feature higher, lighter, and more unique designs. Bridges, as critical infrastructure, face increasing load demands due to rising traf
Externí odkaz:
https://doaj.org/article/e9f0bda511844ffd89d3def72c594d99
Publikováno v:
Ciencia e Ingeniería Neogranadina, Vol 34, Iss 2 (2024)
This paper presents the design of a convergent optical transport architecture for wireless and photonic sensor networks based on the optical access network deployed in Bogotá city. The proposed architecture is evaluated through the transport of serv
Externí odkaz:
https://doaj.org/article/63917dde4fb545f99203b12161990244
Publikováno v:
Geoderma, Vol 450, Iss , Pp 117064- (2024)
In situ monitoring of the temporal and spatial distribution of soil moisture and thermal properties are important for studying the water and energy transport in the vadose zone. The single-probe heat-pulse method based on fiber Bragg grating technolo
Externí odkaz:
https://doaj.org/article/8985d3fdebdc4cddba0cebec0307c974
Publikováno v:
Results in Physics, Vol 65, Iss , Pp 107968- (2024)
We propose an on-chip photoelectric hybrid convolution accelerator based on Bragg grating array. The weight of the convolution kernel can be adjusted by controlling the central wavelengths of the Bragg grating array. We conducted simulation verificat
Externí odkaz:
https://doaj.org/article/cb5995e980b5401ca22076d944558e32
Publikováno v:
Sensor Review, 2024, Vol. 44, Issue 4, pp. 514-523.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/SR-09-2023-0429