Rotary friction welding is a highly effective solid-state technique for joining dissimilar materials,which offers the potential for significant weight reduction without compromising strength.Traditionally,during rotar...
supported by the Latvian Council of Science,project"Defect engineering of novel UV-C persistent phosphor materials"(lzp-2021/1-0118)。
For the last few decades,there has been extensive research on the materials that persist to emit optical radiation long after any type of charging has stopped.Most of the established persistent luminescence(PersL)mate...
As calls to decarbonize the steel sector increase,Chinese producers look to hydrogen to produce near zero-carbon products,while costs increase and overall demand declines.The steel sector in China is one of the bigges...
supported by the National Key Research and Development Program of China(2023YFD1700903);the Scientific Research Fund of the Hunan Provincial Education Department(24A0073);the Young Talent Lift Program of Hunan Normal University(2024QNTJ05);the National Natural Science Foundation of China(12204197)。
Time-temperature indicator(TTI)technologies enable real-time quality monitoring of perishable products during transportation-storage.Photochromic material-guided TTI offers significant benefits in terms of nondestruct...
Project supported by the National Natural Science Foundation of China(52372134,12274023);the Fundamental Re search Funds for the Central Universities(FRF-EYIT-23-04)。
Rare earth-doped inorganic compounds contribute mostly to the family of persistent luminescent materials due to the versatile energy levels of rare earth ions.One of the key research aims is to match the trap level st...
Secondary electron emission(SEE)has emerged as a critical issue in next-generation accelerators.Mitigating SEE on metal surfaces is crucial for enhancing the stability and emittance of particle accelerators while exte...
The Social Science Foundation of Hunan Province(20JD011);The Natural Science Foundation of Hunan Province(2022JJ50273);The National Natural Science Foundation of China(42271105);The Key Laboratory of Key Technologies of Digital Urban-Rural Spatial Planning of Hunan Province(2018TP1042)。
Deeply integrated vulnerability and its evaluation framework provide a new perspective for the study ofsocio-ecological systems in metropolitan suburbs.A new vulnerability evaluation system of‘exposure-sensitivityada...
supported by the Project of Provincial Fund of Philosophy and Social Science of Guangdong"Risk management of China's overseas investment:a perspective based on complex networks" (No.GD24CYJ02);Ministry of Education in China Project of Humanities and Social Sciences"Investment risk identification and transmission mechanism of countries participating in the Belt and Road Initiative" (No.23YJCZH134).
We argue that Western media advance two main interpretations of the Belt and Road Initiative(BRI).The first suggests that the BRI is primarily motivated by China's geopolitical ambitions.The second contends that the i...
supported by the Humanities and Social Science Foundation of the Education of Ministry of China(No.23YJA630105);the National Natural Science Foundation of China(No.11971349).
Based on the retail inventory operation of Heilan Home,this study incorporates the price factor into inventory environment involving trapezoidal time-varying products.A joint pricing and ordering issue with deteriorat...