Tribological Mechanism of Graphene and Ionic Liquid Mixed Fluid on Grinding Interface under Nanofluid Minimum Quantity Lubrication

Chinese Journal of Mechanical Engineering

Table 7 Lennard-Jones parameters for interactions between nanofluid film and the rest atoms

Nanofluid film		Workpiece	Grain	ε (eV)	σ (Å)
Ionic liquid	N		Al	0.008095	3.6344
			O	0.00279	3.1894
		Ni		0.001395	2.8927
		Fe		0.001395	2.9769
		Cr		0.001299	2.9275
	C		Al	0.009986	3.7195
			O	0.003442	3.2745
		Ni		0.001721	2.9778
		Fe		0.001721	3.062
		Cr		0.001602	3.0126
	H		Al	0.006464	3.2896
			O	0.002228	2.8446
		Ni		0.001114	2.548
		Fe		0.001114	2.6322
		Cr		0.001037	2.5827
	B		Al	0.013074	3.8228
			O	0.004507	3.3778
		Ni		0.002253	3.0812
		Fe		0.002253	3.1654
		Cr		0.002098	3.1159
	F		Al	0.006891	3.5026
			O	0.002375	3.0576
		Ni		0.001188	2.7609
		Fe		0.001188	2.8451
		Cr		0.001106	2.7956
Graphene	C		Al	0.009986	3.7195
			O	0.003442	3.2745
		Ni		0.001721	2.9778
		Fe		0.001721	3.062
		Cr		0.001602	3.0126