Research Article

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

Table 2

The number of modes of failure observed in the experimental groups after shear bond test.

 ZrFCZr/FCControl

Failure modeAdhesive4341
Mixed11101214
Cohesive1301

Control: specimens with no surface treatment, Zr: plasma exposure on zirconia, FC: plasma exposure on feldspathic ceramic, Zr/FC: plasma exposure on both zirconia and feldspathic ceramic.