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Article
Crystallization Behavior of Novel Al2O3-YAG Amorphous Ceramic Coating Deposited by Atmospheric Plasma Spraying
Al2O3-YAG amorphous ceramic coating is expected to apply to harsh wear service due to its excellent crack propagation resistance, but the crystallization of this coating may affect its service stability. Therefor...
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Article
Deposition Behavior of PS-PVD Yttria Partially Stabilized Zirconia Coatings
As a novel processing technology, plasma spray-physical vapor deposition (PS-PVD) enables coatings to be deposited mainly from vapor phase. To explore the potential advantages of such a plasma spray-based proc...
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Article
Calcium-Magnesium-Aluminum-Silicate (CMAS) Corrosion Resistance of Y-Yb-Gd-Stabilized Zirconia Thermal Barrier Coatings
It was published that zirconate coatings containing Gd/Yb and yttria-stabilized zirconia (YSZ) coatings with high Y content had good calcium-magnesium-aluminum-silicate (CMAS) corrosion resistance. However, th...
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Article
Evolution of Microstructure and Corrosion Behavior of Plasma-Sprayed Ca2SiO4 Coatings with Exposure Periods in Simulated Seawater
Ca2SiO4 coatings with and without metallic bonding layer (NiCr) have been prepared by atmospheric plasma spraying. Microstructure and corrosion behavior of the coatings with various exposure periods in simulated ...
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Article
Microstructure and High PV Wear Behavior of Novel Amorphous Al2O3-YAG Ceramic Coating Fabricated by Atmospheric Plasma Spraying
The reliability and lifetime of mechanical systems often depend on their capacity to resist to friction and wear under high PV values (P contact pressure; V friction velocity). This study deals with plasma-spr...
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Article
Evolution of Residual Stresses in PS-PVD Thermal Barrier Coatings on Thermal Cycling
Plasma spray-physical vapor deposition (PS-PVD) is an advanced technique to fabricate quasi-columnar structured thermal barrier coatings (TBCs) with excellent thermal cyclic lifetime. In this study, PS-PVD TBC...
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Article
Phase and Microstructure Evolution and Toughening Mechanism of a Hierarchical Architectured Al2O3–Y2O3 Coating under High Temperature
In recent years, numerous techniques have been developed to mimic nacre-like hierarchical architectures in order to improve the damage tolerance of materials. We present herein a simple strategy to fabricate s...
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Article
Thermal Cycling Behavior of Quasi-Columnar YSZ Coatings Deposited by PS-PVD
Columnar-structured thermal barrier coatings, owing to their high strain tolerance, are expected for their potential possibilities to substantially extend turbine lives and improve engine efficiencies. In this...