The surface irrigation systems are the most used not just in Brazil, but in the whole world mainly due to the economy of energy and its operation easiness; however, these systems present low levels of performance, usu...
Supported by the National Natural Science Foundation of China under Grant No. 61078065, Natural Science Foundation of Ningbo City under Grant No. 2008A61009, and K.C. Wong Magna Foundation in Ningbo University
In this paper, we investigate a two electronic level system with vibrational modes coupled to a Brownian oscillator bath. The difference frequency generation (DFG) signals and sum frequency generation (SFG) signal...
supported by Program for Scientific and Technological Renovation Talents in University of Henan Province (2009HASTIT023);the National Natural Science Foundation of China (50771042)
Gray cast irons were inoculated with FeSi75+RE and FeSi75+Sr inoculants. The changes of apex angle of the drills before and after being used were used to evaluate machinability of gray cast irons. Effect of FeSi75+...