As the basis of modern electronic devices, semiconductor material are undergo unprecedented change. today, diamond is gradually screening its great potential as a fourth-coevals semiconductor mater...
The function of a bearing is to support a moving shaft. As such, there will inevitably be some rubbing that occurs during operation and, consequently, some bearing wear. This means bearings are oft...
A lithium battery is a type of battery using a lithium metal or a lithium alloy as a negative electrode material and a nonaqueous electrolyte solution. Lithium batteries are mainly used in digital ...
What are the characteristics of expandable graphite after heating into expandable graphite?
The expansion characteristics of expandable graphite sheet are different from other expansion agent...
Fuel cell is a kind of power generation device, which converts chemical energy in fuel into electric energy by redox reaction of oxygen or other oxidants. The most common fuel is hydrogen, which ca...
1. Third-generation semiconductors
The first-generation semiconductor technology was developed based on semiconductor materials such as Si and Ge. It is the material basis for the development of tr...