Effect of Plasma Pretreatment on Thermal Durability of Thermal Barrier Coatings in Cyclic Thermal Exposure

<table>Hardness and fracture toughness values of TBCs before and after cyclic thermal exposure tests for 381 cycles. Indentation was conducted on the sectional surface with 3 and 30 N for hardness and fracture toughness, respectively.</table>

Advances in Materials Science and Engineering

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Figure 4

Figure 4: Effect of Plasma Pretreatment on Thermal Durability of Thermal Barrier Coatings in Cyclic Thermal Exposure 