How does PZT surface finish (roughness) impact on its metal sputter coating adhesion?

NiCr and gold are sputterred onto gound PZT surface where roughness is about 0.1~0.3 mircons, NiCr film thickness is about 0.1 microns then 0.5 micorns gold. The PZTe cl ar wafers are cleaned with...

06 April 2023 7,812 0 View