Effect of Helium Plasma Exposure on Wettability and Shear Bond Strength between the Zirconia Core and Feldspathic Veneering Ceramic: An In Vitro Study

Figure 3

(a) Zirconia-veneering ceramic assemblies in the tube furnace; (b) contact angle measurement by drawing two tangent lines (yellow lines), one to the zirconia surface and another to the feldspathic ceramic droplet.

(a)

(b)