where and are the geometrical surface area, the perimeter and the thickness Ai, Pi hi of particles respectively; and is the weight of particles. i, mn n The equivalent particle diameter (dp) can be given by the following expression: (2)
where Ai, Pi and hi are the geometrical surface area, the perimeter and the thickness of particles i, respectively; and mn is the weight of n particles. The equivalent particle diameter (dp) can be given by the following expression: (2)
1-s2.0-S0043135415304243-mmc1.docx