Preparation and Tribological Properties of Dual-Coated TiO<sub>2</sub> Nanoparticles as Water-Based Lubricant Additives

<table>The power consumption of drilling as a function of additive concentration.</table>

Journal of Nanomaterials

Figure 5: Preparation and Tribological Properties of Dual-Coated TiO<sub>2</sub> Nanoparticles as Water-Based Lubricant Additives 