When does a Vacuum Pump benefit an engine?
A vacuum pump, in general, is an added benefit to any engine that is high performance enough to create a significant amount of blow-by. A vacuum pump will...
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...
Chemical vapor deposition (CVD) refers to the process of depositing a solid film on the surface of a silicon wafer through a chemical reaction of a gas mixture. According to the different reaction ...
In the context of carbon neutral transition, all countries have high hopes for hydrogen energy, believing that hydrogen energy will bring great changes to industry, transportation, construction an...
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...