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...
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...
SOI is the abbreviation for Silicon-On-Insulator. Literally, it means “silicon on an insulator.” In practice, the structure is that there is an ultra-thin insulating layer, such as SiO₂, on top of ...
Special ceramics refers to a class of ceramics with special mechanical, physical or chemical properties, the raw materials used and the required production technology are greatly different from ord...
Quartz boat, as a precision instrument component made of high-purity quartz material, plays an important role in many fields such as semiconductor manufacturing, optoelectronics industry, chemical ...
Taking polyacrylonitrile based carbon felt as an example, the area weight is 500g/m2 and 1000g/m2, the longitudinal and transverse strength (N/mm2) are 0.12, 0.16, 0.10, 0.12, the breaking elongati...