Zobrazeno 1 - 10
of 344
pro vyhledávání: '"Yungui Chen"'
Publikováno v:
Advanced Science, Vol 11, Iss 34, Pp n/a-n/a (2024)
Abstract High Li‐storage‐capacity particles such as alloying‐based anodes (Si, Sn, Ge, etc.) are core components for next‐generation Li‐ion batteries (LIBs) but are crippled by their intrinsic volume expansion issues. While pore pre‐plant
Externí odkaz:
https://doaj.org/article/f7198543fd8d4073bbe81b8dc9cc293e
Publikováno v:
Mathematics, Vol 12, Iss 10, p 1480 (2024)
E-commerce platforms incorporate reputation systems that allow buyers to rate sellers after transactions. However, existing reputation systems face challenges such as privacy leakage, linkability, and multiple rating attacks. The feedback data can in
Externí odkaz:
https://doaj.org/article/f84f6d9663024f7fb9ac66f63956c50a
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-12 (2022)
Solidification grain boundary migration (SGBM) occurs in metals and alloys manufactured by casting, welding, or 3D printing, and it affects material properties, but its mechanisms remain largely unknown. Here, the authors show how SGBM can be predict
Externí odkaz:
https://doaj.org/article/4a89ab2e87f24500a3bfd70c9f171017
Publikováno v:
Materials, Vol 17, Iss 1, p 30 (2023)
ZK60 alloy metal ribbons were prepared successfully in a carbon dioxide atmosphere by varying the speeds of melt spinning. The thin metal ribbon with different solidification speeds was prepared by controlling different rotation speeds, and the influ
Externí odkaz:
https://doaj.org/article/6cc607f738964ba08bbc9d9b0e859f17
Autor:
Yiwen Chen, Habibullah, Guanghui Xia, Chaonan Jin, Yao Wang, Yigang Yan, Yungui Chen, Xiufang Gong, Yuqiu Lai, Chaoling Wu
Publikováno v:
Inorganics, Vol 11, Iss 6, p 251 (2023)
Ni/Pd co-modified graphene hydrogen storage materials were successfully prepared by a solvothermal method using NiCl2·6H2O and Pd(OAc)2 and reduced graphene oxide (rGO). By adjusting the hydrothermal temperature, Pd–Ni is successfully alloyed, and
Externí odkaz:
https://doaj.org/article/8ed31249bc4d46f0b963a4d1a27107e9
Palladium-Phosphide-Modified Three-Dimensional Phospho-Doped Graphene Materials for Hydrogen Storage
Autor:
Yiwen Chen, Habibullah, Guanghui Xia, Chaonan Jin, Yao Wang, Yigang Yan, Yungui Chen, Xiufang Gong, Yuqiu Lai, Chaoling Wu
Publikováno v:
Materials, Vol 16, Iss 12, p 4219 (2023)
The development of efficient hydrogen storage materials is crucial for advancing hydrogen-based energy systems. In this study, we prepared a highly innovative palladium-phosphide-modified P-doped graphene hydrogen storage material with a three-dimens
Externí odkaz:
https://doaj.org/article/643a21bdd4f54c3db1281057aa619fba
Publikováno v:
Materials, Vol 16, Iss 8, p 2946 (2023)
In this study, commercial AZ31B magnesium alloy was used to compare the differences between the microstructure, texture, and mechanical properties of conventional solidification (as homogenized AZ31) and rapid solidification (as RS AZ31). The results
Externí odkaz:
https://doaj.org/article/803b00e44f90472e912d8f8b951600b9
Publikováno v:
Materials Research Express, Vol 9, Iss 5, p 056508 (2022)
Low-temperature and high-speed extrusion of wrought magnesium alloy is an urgent problem. Mg-2.5Al-2Ca-1Sn alloys were extruded at 260 °C with different ram speeds (2.0, 4.0 and 6.0 mm s) ^−1 . The effects of extrusion speed on the microstructure
Externí odkaz:
https://doaj.org/article/e797969160b54bc69ff9e03e515555da
Publikováno v:
Materials Research Express, Vol 8, Iss 2, p 026510 (2021)
Density and porosity have an important influence on powder metallurgy products, and it is feasible to predict the tap density of powder by simulating the packing of powder. Analysis models of spherical and simple geometric have been developed to pred
Externí odkaz:
https://doaj.org/article/78c5ebe0fe46411f8fd9bf02aec016e3
Publikováno v:
Materials Research Express, Vol 8, Iss 1, p 016542 (2021)
Effects of extrusion speeds (0.3, 1.2, 1.8 and 3.5 mm s ^−1 ) on the microstructure and mechanical properties of the Mg–2Sn–1.95Ca–0.5Ce (TXCe220) alloy were analyzed by various detection methods in this article. The results have revealed tha
Externí odkaz:
https://doaj.org/article/0594e758caea4bb8946be94445004057