In 1966, General Electric Company developed water electrolytic cell based on proton conduction concept, using polymer membrane as electrolyte. PEM cells were commercialized by General Electric in 1...
Sphere carbon black:
• High mesopore ratio : High surface area
• High crystallinity and strong adhesion : High anti-corrosion and stability
Carbon NanoFiber:
• Uniform edge surface : High el...
In the engineering field, bolts and nuts are common connecting elements used to fix and connect various mechanical components. As a special seal, graphite bolts and nuts are made of graphite materi...
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 ...
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 ...
In the back-end process stage, the wafer (silicon wafer with circuits on the front) needs to be thinned on the back before subsequent dicing, welding and packaging to reduce the package mounting he...