Investigations of Printed Flexible pH Sensing Materials Based on Graphene Platelets and Submicron RuO<sub>2</sub> Powders

<div>Percolation threshold for sensitivity to pH changes.</div>

Journal of Sensors

Figure 5: Investigations of Printed Flexible pH Sensing Materials Based on Graphene Platelets and Submicron RuO<sub>2</sub> Powders 