In proton exchange membrane fuel cell, the catalytic oxidation of protons is cathode inside membrane, at the same time, the anode of electrons to move to the cathode through an external circuit, th...
Graphite electrode is mainly made of petroleum coke and needle coke as raw materials and coal asphalt as binder through calcination, batching, kneading, molding, roasting, graphitization and machin...
When silicon carbide crystal grows, the “environment” of the growth interface between the axial center of the crystal and the edge is different, so that the crystal stress on the edge i...
As a kind of ceramic material, zirconium has high strength, high hardness, good wear resistance, acid and alkali resistance, high temperature resistance and other excellent properties. In addition ...
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Physical and chemical activation method
Physical and chemical activation method refers t...
① It is a key carrier material in the production process of photovoltaic cells
Among silicon carbide structural ceramics, the photovoltaic industry of silicon carbide boat supports has developed at...