Particle size of deposition change greatly, bad sorting.
particle size curve
In general, smaller grain size and greater angularity tend to increase the porosity while an increase in range of particle size tends to decrease porosity.
This paper described the effects of bead mill size and dispersant chemistry on particle size reduction for difficult to disperse carbon black pigment.
Be due to a great variety and minute particle size and multivariate shape and great difference in particle's size, which brings difficulty to separation of pollens.
Determination of the particle size of realgar nano-particles by scanning electron microscopy and laser scattering particle size distribution analyzer
Particle size analysis. particle size analysis by gravity sedimentation. pipette method.