Research Article

Effect of Particle Size and Ligand on the Tribological Properties of Amino Functionalized Hairy Silica Nanoparticles as an Additive to Polyalphaolefin

Figure 1

Synthesis and dispersion of HSNs. (a) USNs dispersed in ethanol. (b) HSNs dispersed in ethanol. (c) HSNs dispersed in toluene. (d) HSNs dispersed in PAO.