Evaluating the Performance of Aluminum Oxide Nanoparticle-Modified Asphalt Binder and Modelling the Viscoelastic Properties by Using Artificial Neural Networks and Support Vector Machines

Table 1

Physical properties of the base AC, ASA, and Al₂O₃.

Materials	Parameters	Units	Test methods	Values
BAC (60/70)	Specific gravity	—	ASTM D70	1.03
	Penetration at 25°C	dmm	ASTM D5	70.0
	Softening point	°C	ASTM D36	46.0
	Viscosity at 135°C	Pa·s	ASTM D4402	0.50
ASA	Specific gravity	—	—	0.30
	Size	mm	—	2.00
Al2O3	Size	nm	—	13.0