Based on Hertz theory of elastic contact and the design theory of ball bearings, a new type of rolling coupling was designed. The two halves of the rolling coup
The solution chemical and optical characteristics of formation of amine-terminated polyamidoamine dendrimer G2.0(NH2-PAMAM G2.0)-Au nanocomposites in the aqueou
In order to overcome the defects of air-agitated seed precipitation, such as scaring, liquid short-circuiting, the three-dimension flow fields with different st
A novel process for preparing tin oxide thin films directly on copper foil by electrodeposition was developed. An optimal preparation technology to obtain SnO2