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Table 4 Physical meaning of the used microscopic morphological parameters

From: Micro-morphologies of SBS modifier at mortar transition zone in asphalt mixture with thin sections and fluorescence analysis

Microscopic morphological parameters Physical meaning
SBS area ratio [%] Volume fraction of SBS modifier in mortar at two-dimensional condition
SBS box dimension (D) Distribution uniformity of SBS modifier
Area-weighted average axis ratio of SBS SBS particle shape
Coefficient of variation in axis ratio SBS particle shape distribution
SBS average particle area [μm2] SBS particle size
Coefficient of variation in SBS average particle area SBS particle size distribution