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2026
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03
Russian Scientists Develop Ceramic Coating for Turbine Blades That Withstands 2000°C
March 10, 2026 – Researchers from Skoltech, the Nikolaev Institute of Inorganic Chemistry SB RAS, and other Russian institutions have unveiled a breakthrough ceramic coating material capable of withstanding temperatures exceeding 2000°C, offering new possibilities for aerospace and energy turbine applications. The study, published in Ceramics International, details the development of a double perovskite Ba₂YNbO₆ coating that outperforms current industry standards.
Current thermal barrier coatings (TBCs), typically made of yttria-stabilized zirconia, begin to degrade at extreme temperatures, limiting the lifespan and efficiency of aircraft engines and gas turbines. The new ceramic material addresses this gap by combining ultra-low thermal conductivity with a high thermal expansion coefficient, closely matching the metal blades they protect and reducing cracking risk during heating and cooling cycles.
Using supercomputer modeling and machine learning, the research team predicted the material’s properties before synthesizing it through solid-state reactions at 1500°C and spark plasma sintering. Tests confirmed the coating showed no melting at nearly 2000°C and had a thermal conductivity of just 1.9 W/(m·K) at 1000°C—lower than existing TBCs—providing superior protection for metal components.
This innovation is set to revolutionize turbine design, allowing engines to operate at higher temperatures for improved efficiency and reduced fuel consumption. The researchers aim to commercialize the material for use in military and civil aircraft engines, as well as power generation turbines, in the next three to five years.
