Texture and color appearance of froth is a discreet qualitative tool for evaluating the performance of flotation process. The structure of a froth developed on the flotation cell has a significant effect on the grade and recovery of copper concentrate. In this work, image analysis and neural networks have been implemented to model and control the performance of such a system. The result reveals...

in the present study, the effect of tail fat on recovery times in intact sheep and sheep with a ligated median sacral artery following similar anesthetic exposure with isoflurane was investigated. this study was performed using seven healthy fat-tailed iranian lori-bakhtiyari ewe lambs. the lambs were anesthetized twice at two week intervals (the experiment was performed in two stages). after m...

the purpose of this study was to compare the effects of active and passive recovery on immune system indexes after a graded exhaustive exercise in male college athletes. for this purpose, 20 college athletes of physical fitness training were selected by cooper test and their bmi and then they were divided into two groups randomly: group 1 (active recovery) and group 2 (passive recovery). each s...