Progress in Thermal Barrier Coatings

Introduction. APPLICATIONS. Corrosion Resistant Thermal Barrier Coating Materials for Industrial Gas Turbine Applications (Michael D. Hill, Davin P. Phelps, and Douglas E. Wolfe). Industrial Sensor TBCs: Studies on Temperature Detection and Durability (X. Chen, Z. Mutasim, and J. Price, J. P. Feist, A. L. Heyes and S. Seefeldt). Industrial TBCs (A. Kulkarni and H. Herman). Low Thermal Conductivity Ceramics for Turbine Blade Thermal Barrier Coating Applications (U. Schulz, B. Saint-Ramond, O. Lavigne, P. Moretto, A. vanLieshout, and A. Borger). Thermal and Environmental Barrier Coatings for SiC/SiC CMCs in Aircraft Engine Applications (I. Spitsberg and J. Steivel). Review of Advanced EB-PVD Ceramic Topcoats for TBC Applications (U. Schulz, B. Saruhan, K. Fritscher, and C. Leyens). MATERIAL IMPROVEMENTS AND NOVEL COMPOSITIONS. Corrosion Behavior of New Thermal Barrier Coatings (R. Vassen, D. Sebold, and D. Stover). Thermal Conductivity of Plasma-Sprayed Aluminum Oxide?Multiwalled Carbon Nanotube Composites (Srinivas R. Bakshi, Kantesh Balani, and Arvind Agarwal). Infiltration-Inhibiting Reaction of Gadolinium Zirconate Thermal Barrier Coatings with CMAS Melts (S. Kramer, J. Yang, and C. Levi). Segmentation Cracks in Plasma Sprayed Thin Thermal Barrier Coatings (H. Guo, H. Murakami, and S. Kuroda). Design of Alternative Multilayer Thick Thermal Barrier Coatings (H. Samadi and T. Coyl). Lanthanum-Lithium Hexaaluminate--A New Material for Thermal Barrier Coatings in Magnetoplumbite Structure--Material and Process Development (G. Pracht, R. Vassen and D. Stover). Thermal Barrier Coatings Design with Increased Reflectivity and Lower Thermal Conductivity for High-Temperature Turbine Applications (M. Kelly, D. Wolfe, J. Singh, J. Eldridge, D-M Zhu, and R. Miller). Delamination-Indicating Thermal Barrier Coatings Using YSZ:Eu Sublayers (J. Eldridge, T. Bencic, C. Spuckler, J. Singh, and D. Wolfe). Erosion-Indicating Thermal Barrier Coatings Using Luminescent Sublayers (J. Eldridge, J. Singh, and D. Wolfe). Rare-Earth Zirconate Ceramics with Fluorite Structure for Thermal Barrier Coatings (Q. Xu, W. Pan, J. Wang, C. Wan, L. Qi, H. Miao, K. Mori, and T. Torigoe). Co-Doping of Air Plasma-Sprayed Yttria- and Ceria-Stabilized Zirconia for Thermal Barrier Applications (Z. Chen, R. Trice, H. Wang, W. Porter, J. Howe, M. Besser and D. Sordelet). Ta 2 O 5 /Nb 2 O 5 and Y 2 O 3 Co-doped Zirconias for Thermal Barrier Coatings (S. Raghavan, H. Wang, R. Dinwiddie, W. Porter, R. Vassen, D. Stover, and M. Mayo). New Thermal Barrier Coatings Based on Pyrochlore/YSZ Double-Layer Systems (R. Vassen, F. Traeger, and D. stover). Development of Advanced Low Conductivity Thermal Barrier Coatings (D. Zhu and R. Miller). DEVELOPMENTS IN PROCESSING. Process and Equipment for Advanced Thermal Barrier Coatings (Albert Feuerstein, Neil Hitchman, Thomas A. Taylor, and Don Lemen). Influence of Porosity on Thermal Conductivity and Sintering in Suspension Plasma Sprayed Thermal Barrier Coatings (H. Kassner, A. Stuke, M. Rodig, R. Vassen, and D. Stover). Thermal and Mechanical Properties of Zirconia/Monazite-Type LaPO4 Nanocomposites Fabricated by PECS (S-H Kim, T. Sekino, T. Kusunose, and A. Hirvonen). Dense Alumina-Zirconia Coatings Using the Solution Precursor Plasma Spray Process (D. Chen, E. Jordan, M. Gell, and X. Ma). Thermal Stability of Air Plasma Spray and Solution Precursor Plasma Spray Thermal Barrier Coatings (D. Chen, M. Gell, E. Jordan, E. Cao, and X. Ma). Mechanical Design for Accommodating Thermal Expansion Mismatch in Multilayer Coatings for Environmental Protection at Ultrahigh Temperatures (Jie Bai, Kurt Maute, Sandeep R. Shah and Rishi Raj). Grain-Boundary Grooving of Plasma-Sprayed Yttria-Stabilized Zirconia Thermal Barrier Coatings (K. Erk, C. Deschaseaux, and R. Trice). Novel Deposition of Columnar Y 3 Al 5 O 12 Coatings by Electrostatic Spray-Assisted Vapor Deposition (Y. Wu, J. Du and K-L Choy). TESTING AND CHARACTERIZATION. Monitoring the Phase Evolution of Yttria Stabilized Zirconia in Thermal Barrier Coatings Using the Rietveld Method (G. Witz, V. Shklover, W. Steure, S. Bachegowda, and H.-P. Bossmann). Thermal Imaging Characterization of Thermal Barrier Coatings (J. Sun). Examination on Microstructural Change of a Bond Coat in a Thermal Barrier Coating for Temperature Estimation and Aluminum-Content Prediction (M. Okada, T. Hisamatsu, and T. Kitamura). Quantitative Microstructural Analysis of Thermal Barrier Coatings Produced by Electron Beam Physical Vapor Deposition (M. Kelly, J. Singh, J. Todd, S. Copley, and D. Wolfe). Investigation of Damage Prediction of Thermal Barrier Coating (Y. Ohtake). Corrosion Rig Testing of Thermal Barrier Coating Systems (R. Vassen, D. Sebold, G. Pracht, and D. Stover). Oxidation Behavior and Main Causes for Accelerated Oxidation in Plasma Sprayed Thermal Barrier Coatings (H. Arikawa, Y. Kojima, M. Okada, T. Hoshioka, and T. Hisamatsu). Crack Growth and Delamination of Air Plasma-Sprayed Y2O3-ZrO2 TBC After Formation of TGO Layer (M. Hasegawa, Y-F Liu, and Y. Kagawa). Characterization of Cracks in Thermal Barrier Coatings Using Impedance Spectroscopy (L. Deng, X. Zhao, and P. Xiao). Nondestructive Evaluation Methods for High Temperature Ceramic Coatings (W. Ellingson, R. Lipanovich, S. Hopson, and R. Visher). Phase Evolution in Yttria-Stabilized Zirconia Thermal Barrier Coatings Studied by Rietveld Refinement of X-Ray Powder Diffraction Patterns (G. Witz, V. Shklover, W. Steurer, S. Bachegowda, and H-P Bossmann). Characterization of Chemical Vapor-Deposited (CVD) Mullite+CVD Alumina+Plasma-Sprayed Tantalum Oxide Coatings on Silicon Nitride Vanes after an Industrial Gas Turbine Engine Field Test (J. A. Haynes, S. M. Zemskova, H. T. Lin, M. K. Ferber and W. Westphal). Monitoring Delamination Progression in Thermal Barrier Coatings by Mid-Infrared Reflectance Imaging (J. Eldridge, C. Spuckler, and R. Martin). Noncontact Methods for Measuring Thermal Barrier Coating Temperatures (M. Gentleman, V. Lughi, J. Nychka, and D. Clarke). Modeling the Influence of Reactive Elements on the Work of Adhesion between Oxides and Metal Alloys (J. Bennett, J. M. Kranenburg and W. G. Sloof). Hot Corrosion Mechanism of Composite Alumina/Yttria-Stabilized Zirconia Coating in Molten Sulfate-Vanadate Salt (N. Wu, Z. Chen, and S. Mao). Microstructure-Property Correlations in Industrial Thermal Barrier Coatings (A. Kulkarni, A. Goland, Herbert Herman, A. Allen, J. Ilavsky, G. Long, C. Johnson, and J. Ruud). TBC Integrity (J. Eldridge, C. Spuckler, J. Nesbiit, and K. Street). Photoluminescence Piezospectroscopy: A Multi-Purpose Quality Control and NDI Technique for Thermal Barrier Coatings (M. Gell, S. Sridharan, M. Wen, and E. Jordan). MECHANICAL PROPERTIES. Elastic and Inelastic Deformation Properties of Free Standing Ceramic EB-PVD Coatings (M. Bartsch, U. Fuchs, and J. Xu). Creep Behavior of Plasma Sprayed Thermal Barrier Coatings (R. Soltani, T. Coyle, and J. Mostaghimi). Simulation of Stress Development and Crack Formation in APS-TBCS for Cyclic Oxidation Loading and Comparison with Experimental Observations (R. Herzog, P. Bednarz, E. Trunova, V. Shemet, R. Steinbrech, F. Schubert, and L. Singheiser). Numerical Simulation of Crack Growth Mechanisms Occurring Near the Bondcoat Surface in Air Plasma Sprayed Thermal Barrier Coatings (Casu, J.-L. Marques, R. Vassen, and D. Stover). Damage Prediction of Thermal Barrier Coating (Y. Ohtake). Creep Behavior of Plasma-Sprayed Zirconia Thermal Barrier Coatings (R. Soltani, T. Coyle, and J. Mostaghimi). Application of Hertzian Tests to Measure Stress?Strain Characteristics of Ceramics at Elevated Temperatures (E. Sanchez-Gonzalez, J. Melendez-Martinez, A. Pajares, P. Miranda, F. Guiberteau and B. Lawn). Effect of Sintering on Mechanical Properties of Plasma-Sprayed Zirconia-Based Thermal Barrier Coatings (S. Choi, D. Zhu and R. Miller). The Measurement of Residual Strains within Thermal Barrier Coatings Using High-Energy X-Ray Diffraction (J. Thornton, S. Slater, and J. Almer). Stress Relaxation of Compression Loaded Plasma-Sprayed 7 Wt% Y 2 O 3 -ZrO 2 Stand-Alone Coatings (G. Dickinson, C. Petorak, K. Bowman, and R. Trice). Mechanical Properties/Database of Plasma-Sprayed ZrO2-8wt% Y2O3 Thermal Barrier Coatings (S. Choi, D. Zhu, and R. Miller). THERMAL PROPERTIES. Thermal and Mechanical Properties of Zirconia Coatings Produced by Electrophoretic Deposition (Baufeld, O. van der Beist, and H-J Ratzer-Scheibe). Effect of an Opaque Reflecting Layer on the Thermal Behavior of a Thermal Barrier Coating (C. Spuckler). Optimizing of the Reflectivity of Air Plasma Sprayed Ceramic Thermal Barrier Coatings (A. Stuke, R. Carius, J.-L. Marquis, G. Mauer, M. Schulte, D. Sebold, R. Vassen, and D. Stover). Thermal Conductivity of Nanoporous YSZ Thermal Barrier Coatings Fabricated by EB-PVD (B-K Jang and H. Matsubara). Comparison of the Radiative Two-Flux and Diffusion Approximations (C.Spuckler). Relation of Thermal Conductivity with Process Induced Anisotropic Void Systems in EB-PVD PYSZ Thermal Barrier Coatings (A. Flores Renteria, B. Saruhan, and J. Ilavsky). Thermal Properties of Nanoporous YSZ Coatings Fabricated by EB-PVD (B-K Jang, N. Yamaguchi, and H. Matsubara). Thermochemical Interaction of Thermal Barrier Coatings with Molten CaO-MgO-Al 2 O 3 -SiO 2 (CMAS) Deposits (S. Kramer, J. Yang, C. Levi, and C. Johnson).