Sichuan Province is vast in area and rich in mineral resources. Among them, the prospecting potential of emerging strategic resources is huge. A few days ago, it was led by Sichuan Natural Resourc...
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...
How much water is consumed by electrolysis
Step one: Hydrogen production
Water consumption comes from two steps: hydrogen production and upstream energy carrier production. For hydrogen production,...
In a certain packaging process, packaging materials with different thermal expansion coefficients are used. During the packaging process, the wafer is placed on the packaging substrate, and then he...
Silicon nitride (SiC) is quartz sand, calcined petroleum coke (or coal coking), wood slag (the production of green silicon nitride need to add salt) and other raw materials, through the electric he...