supported by the National Natural Science Foundation of China(Grant Nos.91323302 and 51205226);the Science Fund for Creative Research Groups(Grant No.51321092)
Nanoparticle movement near a surface is greatly influenced by electrostatic and Van der Waals forces between the particle and the surface,as well as by Brownian motion.In this paper,several precise equations are deriv...
supported by the Science Fund for Creative Research Groups(Grant No.51021064);the National Natural Science Foundation of China(Grant No.51205226)
During the ultra large scale integration (ULSI) process, the surface roughness of the polished silicon wafer plays an important role in the quality and rate of production of devices. In this work, the effects of oxi...
supported by the Science Fund for Creative Research Groups (Grant No. 51021064);the National Natural Science Foundation of China (Grant No. 51205226);the China Postdoctoral Science Foundation (Grant No. 2012M510420)
A finite element analysis(FEA)model is developed for the chemical-mechanical polishing(CMP)process on the basis of a 12-in five-zone polishing head.The proposed FEA model shows that the contact stress non-uniformity i...