Abstract: Microbubbles are broadly used as ultrasound contrast agents. In this paper we use a lowcost flow focusing microchannel fabrication method for preparing microbubble contrast agents by using some surface active agents and a ...

Abstract: Convection heat transfer below a horizontal, hot, and isothermal strip of infinite length and width of 2L embedded in fluids with different Prandtl number (Pr) and Nusselt number (Nu) is analyzed with the aid of integral ...