An Effective Method for Hybrid CNT/GNP Dispersion and Its Effects on the Mechanical, Microstructural, Thermal, and Electrical Properties of Multifunctional Cementitious Composites

Table 1

GNP and CNT characteristics.

GNP
Surface area (m^2 g^–1)	Density (g/cm^3)	Carbon content (%)	Tensile modulus (Gpa)	pH value (30°C)	Tensile strength (GPa)	Layers	Dimension		Form	Part number
120–150	0.6	>99.5	1000	7–7.65	5	<20	Thickness	Diameter	Gray powder	TGN201
							4–20 nm	5–10 μm
MWCNT
Surface area (m^2 g^–1)	Density (g/cm^3)	Color	Outside diameter (nm)	Length (μm)	Ash (wt%)		Carbon content (%)	Part number
350	0.27	Black	<8	30–10	<1.5		>98	GCM327