The surface chemistry of sapphire-c: A literature review and a study on various factors influencing its IEP

Lützenkirchen, J.; Franks, G.V.; Plaschke, M.; Zimmermann, R.; Heberling, F.; Abdelmonem, A.; Darbha, G.K.; Schild, D.; Filby, A.; Eng, P.; Catalano, J.G.; Rosenqvist, J.; Preocanin, T.; Aytug, T.; Zhang, D.; Gan, Y.; Braunschweig, B.