The origin of the name epitaxial wafer
First, let’s popularize a small concept: wafer preparation includes two major links: substrate preparation and epitaxial process. The substrate is a wafer m...
Advantages of graphite electrode
(1) With the increasing complexity of die geometry and the diversification of product application, the discharge accuracy of spark machine is required to be higher...
Graphite crucible is a common laboratory appliance, widely used in chemistry, metallurgy, electronics, medicine and other industries. It is made of high purity graphite material and has excellent h...
Progress and economic analysis of hydrogen production by electrolysis of solid oxides
Solid oxide electrolyzer (SOE) uses high-temperature water vapor (600 ~ 900°C) for electrolysis, which is more ...
A new method to fit together layers of semiconductors as thin as a few nanometres has resulted in not only a scientific discovery but also a new type of transistor for high-power electronic devices...
After more than 80 years of development, China’s calcium carbide industry has become an important basic chemical raw material industry. In recent years, driven by the rapid development of the...