SEM and XRD results show that the composite that is hot rolled after vacuum forming, has relatively high density and can avoid being oxidized effectively.
The Al, Pb, Cu, Cd, Fe, Sn etc trace element in the electrolytic zinc were accurately and quickly measured by using ICP-AES method.
3
获得了不同靶材料等离子体的靶面法向电子密度分布,以及铜等离子体电子密度的时间演化。
We have obtained the electron density distribution in the normal direction of different targets. The time evolution of electron density of Cu plasma has been obtained.