Bulgatransgaz, the operator of Bulgaria’s public gas transmission system, has stated that it is in the early stages of developing a new hydrogen infrastructure project that is expected to req...
How to use graphite rotor correctly
1. Preheating before use: the graphite rotor shall be preheated at about 100mm above the liquid level for 5min ~ 10min before immersion in aluminum liquid to av...
During the vapor phase epitaxy (VPE) process, the role of the pedestal is to support the substrate and ensure uniform heating during the growth process. Different types of pedestals are suitable fo...
After the wafer has gone through the previous process, the chip preparation is completed, and it needs to be cut to separate the chips on the wafer, and finally packaged. The wafer cutting process ...
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 ...