Rare earth composite cobaltferrite ionic magnetic fluids were prepared by precipitation in the presence of Tri-sodium citrate.
采用化学共沉淀法以柠檬酸三钠为表面改性剂制备了离子型稀土复合钴铁氧体磁流体。
2
The conductivity of cathode materials for molten carbonate fuel cell (MCFC), such as lithium nickel oxide, lithium cobalt oxide and lithium ferrite oxide, was studied by AC impedance measurement.