Comparative Evaluation of Mechanical Properties of Dental Nanomaterials

Table 1

Summary of mechanical properties based on nanoindentation tests from various publications.

Authors	Specimen	Load	Hardness	Young modulus	Yield strength	Fracture toughness
			GPa	(GPa)	(GPa)	(MPa/√m^2)
Drummond	Composite	1 mN		16.0 ± 1.1	—	—
Hosseinalipour et al.	Composite	1 kN		—	—
Haik et al.	Composite	10 mN				—
Salerno et al.	Composite	10 mN
El-Safty et al.	Composite	10 mN				—
Mohamad et al.	Composite	0.2 mN				—
Hamouda	Nanocomposite	10 mN		—	—
Curtis et al.	Nanocomposite	20 mN			—	—
Karimzadeh et al.	Nanocomposite	7.5 mN			—	—
Rosa et al.	Nanocomposite	100 mN				—
Wang et al.	Glass Ionomer	10 mN			—	—
Xie et al.	Glass Ionomer	100 mN				—
Farahat et al.	Nano-ionomer	5 mN			—