supported by the National Key R&D Program of China(No.2019YFE0123900);the National Natural Sci-ence Foundation of China(Grant No.51974069);the Special Fund for Basic Scientific Research of Central Colleges(N2125035).
The mechanical and frictional properties of ta-C coatings deposited on the substrate surface affect applications in the field of cutting tools and wear-resistant components.In this paper,the effect of bias parameters ...
supported by the National Natural Science Foundation of China(Nos.21875285,22171288,and 22005340);the Key Research and Development Projects of Shandong Province(No.2019JZZY010331);the Natural Science Foundation of Shandong Province(No.ZR2020MB017).
Single-atomic Fe-N4 is the well-acknowledged active site in iron-nitrogen-carbon(Fe-N-C)material for oxygen reduction reaction(ORR).The adjusting of the electronic distribution of Fe-N4 is promising for further enhanc...