What is a lithium battery?
A lithium battery is a type of rechargeable battery that uses lithium ions as the primary component of its electrochemistry.
What is a fuel cell?
Catalyst layer: A thin layer of catalyst (usually platinum) is applied to both sides of the membrane to promote the chemical reaction between hydrogen and oxygen.
Plastic film production
Plastic film production involves several steps, including polymer selection, extrusion, stretching, and cutting.
Coating thickness measurement
Coating thickness measurement on production line is a process to determine the thickness of a coating applied to a substrate.