Effect of Different Surface Treatments and Orthodontic Bracket Type on Shear Bond Strength of High-Translucent Zirconia: An In Vitro Study

Figure 3

Scanning electron microscopic micrographs from the zirconia surface after different surface treatments at ×2000 magnification. (a) Control; (b) airborne-particle abrasion; (c) CoJet; (d) CO₂ laser.