The automotive electric vacuum pump (EVP) market report includes an overview, which explains the value chain structure, industrial environment, regional analysis, applications, market size and fore...
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...
Austrian RAG has launched the world’s first pilot project for underground hydrogen storage at a former gas depot in Rubensdorf.
The pilot project aims to demonstrate the role hydrogen can pla...
Shuangyashan, Northeastern China, October 31st (Reporter Li Sizhen) On the morning of October 29th, the city’s graphite industry cadre training class jointly organized by the Municipal Party ...
Non-uniformity of ion bombardment
Dry etching is usually a process that combines physical and chemical effects, in which ion bombardment is an important physical etching method. During the etchin...
A wafer has to go through three changes to become a real semiconductor chip: first, the block-shaped ingot is cut into wafers; in the second process, transistors are engraved on the front of the wa...