Results 1 to 10 of about 20,800 (220)

Thickness Dependence of Superconductivity in Layered Topological Superconductor β-PdBi2

open access: yesNanomaterials, 2021
We report a systematic study on the thickness-dependent superconductivity and transport properties in exfoliated layered topological superconductor β-PdBi2. The superconducting transition temperature Tc is found to decrease with the decreasing thickness.
Huijie Li   +6 more
doaj   +1 more source

Complex event processing system for IoT greenhouse [PDF]

open access: yesE3S Web of Conferences, 2021
Greenhouse is an important part of facility agriculture and a typical application scenario of modern agricultural technology. The greenhouse environment has the characteristics of nonlinearity, strong coupling, large inertia, and multiple disturbances ...
Jia Yunsong, Huang Shuaiqi, Li Xiang
doaj   +1 more source

Functional Diagnostic System for Multichannel Mine Lifting Machine Working in Factor Cluster Analysis Mode [PDF]

open access: yesЖурнал інженерних наук, 2020
The primary direction of the increase of reliability of the automated control systems of complex electromechanical machines is the application of intelligent information technologies of the analysis of diagnostic information directly in the operating ...
Zimovets V. I.   +3 more
doaj   +1 more source

Electrical property and phase transition analysis of KNN-based lead-free ferroelectric films

open access: yesMaterials Research Express, 2022
The electrical properties, phase construction, thermal stability and phase transition behavior are investigated in 0.95(K _0.49 Na _0.49 Li _0.02 )(Ta _0.2 Nb _0.8 )O _3 –0.05BaZrO _3 with 2 wt% MnO _2 (KNNLT-BZM) lead-free epitaxial ferroelectric film ...
Teng Li   +7 more
doaj   +1 more source

Information-extreme machine learning of wrist prosthesis control system based on the sparse training matrix

open access: yesЖурнал інженерних наук, 2022
The article considers the problem of machine learning of a wrist prosthesis control system with a non-invasive biosignal reading system. The task is solved within the framework of information-extreme intelligent data analysis technology, which is based ...
Suprunenko M. K.   +2 more
doaj   +1 more source

Framework System and Path of Smart Resilient City Construction

open access: yes中国工程科学, 2023
In the context of extreme weather and frequent emergencies, strengthening the integration of resilient cities and smart cities will comprehensively enhance the resilience of cities and promote the modernization, digitalization, standardization, and ...
Xu Xuesong   +5 more
doaj   +1 more source

Research on E-Commerce Supply Chain Design Based on MVC Model and Virtual Image Technology

open access: yesIEEE Access, 2020
In order to improve the intelligence of procurement under cross-border e-commerce, an e-commerce procurement system based on MVC model and virtual image technology is proposed.
Hui Wang, Fang Fang
doaj   +1 more source

Key scientific and technological issues of joint prevention and control of river flood and urban waterlogging disaster chain in megacities

open access: yesShui kexue jinzhan, 2023
In recent years, the risk of extreme super rainstorm in megacities coupled with big flood in rivers has been increasing, which caused heavy casualties and property losses.
Jiahong LIU   +5 more
doaj   +1 more source

Graphene-based metasurface sensing applications in terahertz band

open access: yesResults in Physics, 2021
Ultra-high sensitivity sensor has significant application for micro-nano optical devices in terahertz. Here, we propose a simple graphene metasurface, which can achieve obvious graphene plasmon-induced transparency (PIT) phenomenon. We can find that PIT,
Zhihui He   +7 more
doaj   +1 more source

Outstanding slow-light effect for graphene metasurface in terahertz

open access: yesResults in Physics, 2021
So as to realize good slow-light effects in a simple graphene-based nano-structure, a n-shaped graphene metasurface is proposed in this paper. Through the detailed studies, plasmon induced transparency (PIT) can be observed in the proposed metasurface ...
Yixuan Wang   +7 more
doaj   +1 more source

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