In copper electrolytic refining,high quality cathode copper can be produced by adding WHN1 together with suitable amount of gelatin and sulfocarbamide.
Several kinds of tungsten thermonic cathode were introduced.Moreover, the advances in the cathode with a monoatomic layer on the molybdenum substrate were reviewed.
This articel has detailes introductions on application of cold working technology and popularization of diamond tools in processing cathode carbon block,in order.
To realize the high efficiency of dernisting, thenew type cathode wires and anode tubes with superperformance were developed for increasing the current density and field intensity.
In 1895, Wilhelm Roentgen accidentally discovered that a cathode-ray tube could make a sheet of paper coated with barium platinocyanide glow, even when the tube and the paper were in separate rooms.
In tests against otherwise identical batteries sporting cathodes made of but one substance, the co-extruded rechargeables could store a fifth more energy.
John knew about Stan's work with titanium disulfide cathodes and predicted that a metal oxide cathode, instead of a metal sulfide one, would enable more powerful batteries.
PARC wants to evade this trade-off by constructing cathodes from two materials: one dense, and optimised for storage; the other porous, for the speedy transfer of charge.
His group at Oxford University demonstrated that a battery using a cathode made from lithium cobalt oxide, another layered material, could produce as much as 4 V.