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Thermal Properties and Microstructures Analysis of YSZ and YSZ-Al2O3 Thermal Barrier Coatings
Yttria-stabilized zirconia (YSZ), 15 wt.%Al 2 O 3 -doped YSZ (YSZ-15 wt.%Al 2 O 3 ), and 35 wt.%Al 2 O 3 -doped YSZ (YSZ-35 wt.%Al 2 O 3 ) coatings were prepared by...
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Hot Corrosion Study of Novel Glass–Ceramic-Based Thermal Barrier Coating System
Hot corrosion occurs in aggressive environments such as high temperatures associated with corrosive molten salts, salt vapor, or hot gases. The...
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Microstructure and Thermal Properties of the Early-Stage Experimental Thermal Barrier Coatings Deposited by Hybrid Plasma Spraying
Hybrid plasma spraying combines plasma spraying of dry coarse powders and liquids (suspensions or solutions) potentially providing high deposition...
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Effects of Lithium Ion Irradiation on Yttria-Stabilized Zirconia Thin Films: Structural and Optical Investigations
Thin films of yttria-stabilized zirconia (YSZ) were synthesized using spin coating technique on glass substrates with various concentration of...
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Unveiling of Lanthanum–Yttrium Co-Doped Zirconia and Yttrium-Stabilized Zirconia Calcium–Magnesium–Alumina–Silicate Corrosion Behavior
Yttria-stabilized zirconia (YSZ) and Y 2 O 3 -La 2 O 3 co-stabilized zirconia (La-YSZ) coatings were prepared by atmospheric plasma spraying using identical...
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Study of the degradation of a fine-grained YSZ–NiO anode material during reduction in hydrogen and reoxidation in air
In this work, the high-temperature reduction of nickel oxide and reoxidation of metallic nickel in the YSZ–NiO anode material have been studied....
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Study of pulse electrodeposition parameters for nano YSZ-Ni coatings and its effect on tribological and corrosion characteristics
In the present work, the surface properties of EN8 steel with/without pulse electrodeposition have been investigated. The co-deposition of nano-sized...
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Evaluation of stress concentrations during high-temperature exposure on the lifetime of single and dual-layer ZrO2-8Y2O3/ZrO2-9.5Y2O3-5.6Yb2O3-5.2Gd2O3 TBCs
In this study, the effective stresses in determining the lifetime of new-generation single-layer ZrO 2 -9.5Y 2 O 3 -5.6Yb 2 O 3 -5.2Gd 2 O 3 (ZGdYbYO) and...
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Environmental Barrier Coatings (EBCs) for Ceramic Matrix Composites
With the rapid improvement of thrust-to-weight ratio of aeroengine, the internal temperature of aeroengine also gradually increases. Ceramic matrix...
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Understanding redox cycling behavior of Ni–YSZ anodes at 500 °C in solid oxide fuel cells by electrochemical impedance analysis
AbstractSolid oxide fuel cells (SOFCs) are promising energy conversion devices because of their high electrical efficiency, even for small power...
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Catalytic characteristics of Ni(B)-coated YSZ powder by neutral electroless plating
In this study, an eco-friendly, electroless, and neutral (pH 7.0) process of nickel plating at low temperature (40 °C) was used to develop an anode...
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High-Temperature Cycling of Plasma Sprayed Multilayered NiCrAlY/YSZ/GZO/YAG Thermal Barrier Coatings Prepared from Liquid Feedstocks
High-enthalpy hybrid water/argon-stabilized plasma (WSP-H) torch may be used for efficient deposition of coatings from dry powders, suspensions, and...
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Failure Mechanisms of APS-YSZ-CoNiCrAlY Thermal Barrier Coating Under Isothermal Oxidation and Solid Particle Erosion
The high-temperature oxidation and solid particle erosion of thermal barrier coating (TBC) system which consists of a 8 wt.% yttria-partially...
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Forming and Heat Resistance Study of NiAl–ZrO2 Graded Thermal Barrier Material for Superalloys
The spark plasma sintering (SPS) technique was used in this work to form a functionally graded thermal barrier material based on nickel aluminide...
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Mechanical property and thermal shock behavior of tungsten-yttria-stabilized zirconia cermet fabricated by spark plasma sintering
The cermet fuels have been considered as a potential key component for the nuclear thermal propulsion, and the homogeneity of the fuel particles in...
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Hot Corrosion Behavior of La2Ce2O7-Based Plasma-Sprayed Coating
La 2 Ce 2 O 7 (LC) has been identified as a promising thermal barrier coating (TBC) for use up to 1250 °C. In this study, a TBC system was deposited on...
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Crystallinity, Stresses, and Cracks of YSZ Coatings Characterized by SEM–EBSD–Raman Spectroscopy
Yttria-stabilized zirconia (YSZ) thermal barrier coatings (TBCs) were prepared by atmospheric plasma spraying (APS). SEM–EBSD–Raman spectroscopy...
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Modeling Microstructure Formation in Yttria-Stabilized Zirconia (YSZ) Droplet with High Impact Velocity in Supersonic Plasma Spray
In plasma spraying, copious heterogeneous nucleation starts when a molten ceramic droplet spreads on a cold surface under rapid cooling. Some nuclei...
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Kinetics of crack healing for self-repair in glass-yttria stabilized zirconia composites for solid oxide fuel cell
Solid oxide fuel cells (SOFCs) are promising for directly producing electricity and require sealing materials with long-term stability at high...
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New Materials for Thermal Barrier Coatings
Thermal barrier coatings (TBCs) are essential for protecting hot-end components of aero-engine and gas turbine against thermal and corrosion damage,...