Common materials for the MTJ include chromium dioxide and iron-cobalt alloys.
制作磁隧道结的通用材料有二氧化铬和铁钴合金。
2
It was studied that the graphite-based lead dioxide anode which had been electrochemically activated was used to electrogenerate trivalent cobalt ion by means of coulometry at ambient temperature.
以库仑分析法为研究手段，考察了在室温下经电化学活化的石墨基二氧化铅阳极电生三价钴的条件及其应用。
3
This paper describes a method of ion flotation for separating cobalt, nickel and copper from a solution of manganese ore leached with sulphur dioxide.