As a kind of power generation device that converts chemical energy in hydrogen and oxidant into electricity, the gas tightness of fuel cell stack is very important. This is the test of VET for the ...
A single crystal furnace is a device that uses a graphite heater to melt polycrystalline silicon materials in an inert gas (argon) environment and uses the Czochralski method to grow non-dislocated...
SEOUL, South Korea, March 1, 2020 /PRNewswire/ – SK Siltron, a global maker of semiconductor wafers, announced today it has completed the acquisition of DuPont’s Silicon Carbide Wafer (...
Ningbo VET Energy Technology Co., Ltd. is a high-tech enterprise established in China, We are professional supply Membrane electrodes for automobiles anufacturer and supplier. we are focusing on ne...
2 Experimental results and discussion
2.1 Epitaxial layer thickness and uniformity
Epitaxial layer thickness, doping concentration and uniformity are one of the core indicators for judging the...
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