financially supported by the National Natural Science Foundation of China(22378115 and 22078090);the Shanghai Rising-Star Program(21QA1402000);the Natural Science Foundation of Shanghai(21ZR1418100);the Fundamental Research Funds for the Central Universities(JKA01231803)。
Batch-processing wet-etch reactors are the key equipment widely used in chip fabrication,and their performance is largely affected by the internal structure.This work develops a three-dimensional computational fluid d...
supported by the National Natural Science Foundation of China (Grant No. 61006088);the National Basic Research Program of China (973 Program) (Grant No. 2010CB832906);the Natural Sci-ence Foundation of Shanghai (Grant No. 10ZR1436100)
The etch characteristics of Si_1-xGex films in HNO3:H2O:HF were examined. The etch rate ratio (etch selectivity) between Si_1-xGex and Si escalated with the growth of HNO3 concentration at low concentration level, and...
Project supported by the Special Funds for Major State Basic Research Project of China(No.2006CB302704);the National Natural Science Foundation of China(No.60776030)
The appropriate wet etch process for the selective removal of TaN on the HfSiON dielectric with an amorphous-silicon(a-Si) hardmask is presented.SCI(NH4OH:H2O2:H2O),which can achieve reasonable etch rates for me...