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Published online by Cambridge University Press:  09 October 2012

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MRS Bulletin , Volume 37 , Issue 10: Thermal-barrier coatings for more efficient gas-turbine engines , October 2012 , pp. 899 - 902
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Copyright © Materials Research Society 2012

David R. Clarke

Guest Editor for this issue ofMRS Bulletin

School of Engineering and Applied Sciences, Harvard University, 29 Oxford St., Cambridge, MA 02138, USA; tel. 617-495-4140; and email .

Clarke is a Gordon McKay Professor of Materials and Applied Physics in the Harvard School of Engineering and Applied Sciences. He holds a PhD degree in physics from the University of Cambridge, a BSc degree in applied sciences from Sussex University, and was awarded a ScD degree from the University of Cambridge. A member of the National Academy of Engineering, he shared the 2008 Japanese NIMS Award for Recent Breakthroughs in Materials Science for Energy and Environment and is a Distinguished Life Member of the American Ceramic Society. Clarke has published more than 450 papers in areas of materials ranging from thermal-barrier coatings to dielectric elastomers to fundamentals of oxidation to microelectronics reliability and the electrical and optical properties of ZnO and GaN.

Matthias Oechsner

Guest Editor for this issue ofMRS Bulletin

Center for Structural Materials (MPA/IfW), Technische Universitaet Darmstadt, Grafenstrasse 2, 64289 Darmstadt, Germany; tel. 49-6151-160-2251; and email .

Oechsner is a professor of materials technology in mechanical engineering and director of the State Materials Testing Laboratory at the Technical Universitaet in Darmstadt, Germany. He holds a doctoral degree in mechanical engineering from Universitaet Karlsruhe, Germany. Prior to joining the university as a professor in 2010, he held positions with Siemens Energy in gas-turbine engineering and manufacturing in Germany, the United States, and China. His research focus includes the structure—property relation, the mechanical behavior, and in particular the reliability analysis—of structural materials, including high-temperature applications and coatings.

Nitin P. Padture

Guest Editor for this issue ofMRS Bulletin

School of Engineering, Brown University, 184 Hope St., Box D, Providence, RI 02912, USA; tel. 401-863-2859; and email .

Padture is a professor of Engineering and director of the Center for Advanced Materials Research at Brown University. He holds a PhD degree (1991) from Lehigh University, a MS degree (1987) from Alfred University, and a BTech degree (1985) from IIT-Bombay. Before joining Brown, he was professor and founding director of the NSF Materials Research Science and Engineering Center at The Ohio State University. His research interests include structural ceramics/coatings/composites and functional nanomaterials. Padture has published more than 125 journal papers, which have been cited over 5,000 times. He has co-invented four patents and delivered about 150 invited talks. A fellow of the American Ceramic Society, he also has received the society’s Snow, Coble, and Fulrath awards. Padture is recipient of the Office of Naval Research Young Investigator Award, is an AAAS fellow, and is principal editor of the MRS Journal of Materials Research.

Aleksandr Chernatynskiy

Department of Materials Science and Engineering, University of Florida, Gainesville, FL 32611, USA; tel. 352-392-6609; and email .

Chernatynskiy is a postdoctoral research associate at the University of Florida. He received his BS degree in theoretical physics from Perm State University, Russia, in 1999, and his PhD degree in physical chemistry from the University of Louisville in 2005. His research focuses on the simulation of material properties based on atomistic techniques, including first-principles methods. Particular applications of interest are phonons thermal transport in technologically important systems such as nuclear fuels and thermal-barrier coatings.

Kevin J. Hemker

Department of Mechanical Engineering, Whiting School of Engineering, The Johns Hopkins University; tel. 410-516-4489; and email .

Hemker is the Alonzo G. Decker Chair of Mechanical Engineering at Johns Hopkins University. He and his students seek to identify the underlying atomic-scale processes that govern the mechanical response of advanced materials. Their research involves the mechanical stability of nanocrystalline thin films, development and characterization of MEMS materials, optimization and synthesis of materials with controlled microscale architectures, ceramics in extreme environments, high-temperature alloys, and thermal protection systems.

John W. Hutchinson

School of Engineering and Applied Sciences, Harvard University; tel. 617-495-2848; and email .

Hutchinson is the Abbott and James Lawrence Professor in the School of Engineering and Applied Sciences at Harvard University. His research focuses on problems in solid mechanics concerned with engineering materials and structures, including the mechanics of films and multilayers and the development of a mechanics framework for assessing the durability of thermal-barrier coatings for gas turbines. He is a member of the National Academies of Engineering and Sciences and of the American Academy of Arts and Sciences.

Maria Ophelia Jarligo

Institute of Energy and Climate Research (IEK-1), Forschungszentrum Jülich GmbH, Jülich, 52428, Germany; tel. 49-2461-612877; and email .

Jarligo is a postdoctoral researcher in the Materials Synthesis and Processing Department of the Institute of Energy and Climate Research at the research center in Jülich (Germany). She received her DEng degree in materials processing at Tohoku University (Japan). While her specialties range from design, synthesis, processing, and characterization of advanced materials for thermal-barrier coating applications, Jarligo’s current work also involves design and fabrication of gas separation membranes.

Curtis A. Johnson

GE Global Research and Center for Thermal Spray Research, Stony Brook University, New York; email .

Johnson retired in 2008 from his position of principal scientist in Ceramics and Metallurgy Technologies at General Electric (GE) Research, but continues to consult actively for GE and elsewhere. He earned BS and PhD degrees in metallurgy from The Pennsylvania State University. In 1973, he joined GE’s Corporate Research and Development Center (now GE Research) in Niskayuna, NY. In 2010, Johnson was appointed adjunct professor in the Department of Materials Science and Engineering at Stony Brook University. He is a Fellow of the American Ceramic Society.

Yutaka Kagawa

Research Center for Advanced Science and Technology, The University of Tokyo, 4–6-1 Komaba, Meguro-ku, Tokyo 153–8904, Japan; tel. 81-3-5452-5-86; and email .

Kagawa is currently a professor at the University of Tokyo and a National Institute for Materials Science research fellow. He received his DEng degree from Waseda University, Tokyo, Japan. His current research interests include design and performance of thermal-barrier coatings, environmental barrier coatings, advanced fiber-reinforced ceramic composites, and fracture of solid materials. Emphasis is placed on understanding of mechanical behavior through experimental and theoretical approaches. Kagawa also is a Fellow of the American Ceramic Society.

Seiji Kuroda

National Institute for Materials Science, 1–2-1 Sengen, Tsukuba-city Ibaraki 305–0047, Japan; tel. 81-29-859-2444; and email .

Kuroda is currently the director of the High Temperature Materials Unit at the National Institute for Materials Science (NIMS) and a visiting professor at Chiba Institute of Technology and Warsaw University of Technology. After receiving his doctoral degree in instrumentation engineering at Keio University, Yokohama, Japan, he has spent most of his career at NIMS. Kuroda’s major research interests lie in surface modification of materials, especially by using thermal-spray processes. He is a Fellow of ASM International and an associate editor of the Journal of Thermal Spray Technology.

Carlos G. Levi

Materials Department, University of California, Santa Barbara; tel. 805-893-2381; and email .

Levi is a professor of materials and mechanical engineering at the University of California, Santa Barbara. He holds a PhD degree from the University of Illinois at Urbana-Champaign (1981). His research focuses on the fundamental understanding of microstructure evolution in ceramics and metals and its application to the conceptual design of improved structural and functional materials. The current emphasis of his research is on high temperature coatings for advanced energy systems, including the effects of CMAS on TBCs and EBCs. Levi is a Fellow of the American Ceramic Society.

Don M. Lipkin

GE Global Research, Niskayuna, NY; email .

Lipkin is a senior materials scientist at GE Global Research, where he has worked since 1996. He received his PhD degree in materials science from the University of California, Santa Barbara, and a BS degree in materials science from Northwestern University. His current research is focused on developing advanced alloys, coatings, and coating processes for high-temperature and structural applications. These include oxidation-resistant, thermal-barrier, and environmental-barrier coatings for industrial and aero turbine applications, as well as refractory alloys and coatings for medical imaging and power generation applications.

Wei Pan

State Key Lab of New Ceramics and Fine Processing, Tsinghua University, Beijing 100084, China; tel. 86-10-62772858; and email .

Pan is a professor and director of the State Key Lab of New Ceramics and Fine Processing at Tsinghua University, China. He received his BS degree (1982) from the University of Science and Technology Beijing, China, and his MS (1987) and PhD degrees (1990) from Nagoya University in Japan. His research interests include low thermal conductivity ceramics for gas-turbines, solid-electrolytes, and nanomaterials. Pan is a member of the standing-committee of the Chinese Ceramic Society and member of the editorial board of several international journals. He is also a Fellow of the School of Engineering at the University of Tokyo.

Simon R. Phillpot

Department of Materials Science and Engineering, University of Florida, Gainesville, FL 32611, USA; tel. 35-846-3782; and email .

Phillpot is a professor of materials science and engineering at the University of Florida. He received his BA degree from Oxford University in 1980 and PhD degree from the University of Florida in 1985, both in physics. He spent 16 years at Argonne National Laboratory in Chicago prior to joining the University of Florida in 2003. His research focuses on using atomistic and electronic-structure simulation methods to address issues in phonon-mediated heat transfer, ferroelectric and dielectric behavior, defect properties in oxides, mechanical behavior of metals, and tribology. He also works on developing advanced potentials for multifunctional systems. Phillpot is a Fellow of the American Physical Society, the American Association for the Advancement of Science, the Institute of Physics (UK), and the Institute of Materials, Minerals and Mining (UK).

Tresa Pollock

Materials Department, University of California, Santa Barbara; tel. 805-893-3810; and email .

Pollock is the Alcoa Professor of Materials at the University of California, Santa Barbara. She graduated with a BS degree from Purdue University and a PhD degree from the Massachusetts Institute of Technology in 1989. Her current research focuses on the processing and properties of structural materials and coatings and on the use of ultrafast lasers for microfabrication and materials diagnostics. Pollock is a member of the United States National Academy of Engineering, a Fellow of TMS and ASM International, and was the 2005–2006 president of TMS.

Zhixue Qu

College of Materials Science and Engineering, Beijing University of Technology, Beijing 100124, China; tel. 86-10-67392755; and email .

Qu is an assistant professor in the College of Materials Science and Engineering at Beijing University of Technology in China. He received his PhD degree in materials science and engineering from Tsinghua University (2009). His research interests include the defect chemistry and thermophysical properties of materials, as well as the synthesis and characterization of magnetic materials for high-frequency applications. Qu has authored or co-authored more than 20 publications in these fields.

Sanjay Sampath

Center for Thermal Spray Research, Department of Materials Science & Engineering, Stony Brook University, NY 11794, USA; tel. 631-632-9512; and email .

Sampath is the director of the Center for Thermal Spray Research at Stony Brook University and a professor of materials science and engineering. He received his PhD degree from Stony Brook in 1989, after which he spent four years in industry before returning to Stony Brook to start his academic career. His research interests lie in thermal-spray processing, multifunctional coatings, and direct write technologies. Sampath is a Fellow of ASM International and the American Ceramic Society. He has received numerous best paper awards from the Thermal Spray Society, was a recipient of the R&D 100 Award, and recently elevated to the rank of distinguished professor of the State University of New York system. He has approximately 150 articles and 15 patents to his credit.

Uwe Schulz

German Aerospace Center (DLR), Institute of Materials Research, 51170 Cologne, Germany; tel. 49-2203-601-2543; and email .

Schulz is head of the High Temperature and Functional Coatings department at the German Aerospace Center’s (DLR) Institute of Materials Research in Cologne, Germany. He studied materials science at the Technical University Mining Academy Freiberg, where he received his PhD degree in 1995. In 1991, he joined DLR to perform research on the development, manufacture, characterization, and testing of EBPVD thermal-barrier coating systems for turbine applications. Schulz is in charge of various in-house, national, and European projects, funded by industry and government. His major research focus is on thermal-barrier coatings and protective coatings for aerospace applications deposited by PVD methods. He holds 6 patents and is the author of 50 papers and co-author of more than 70 additional papers.

Ramesh Subramanian

Siemens Energy Inc., 4400 Alafaya Trail MC303, Orlando, FL 32826, USA; tel. 407-736-3310; and email .

Subramanian is a principal technical expert and Core Competency Owner for Coatings Technology and Development, within Gas Turbine Engineering, at Siemens Energy. He received his PhD degree from Cornell University in materials science and engineering. He is responsible for the strategic direction and guiding coatings selection for gas-turbine components across different product lines. He has 49 patents and has authored 33 papers. Subramanian was also awarded as the Siemens Inventor of the Year (2001) and Siemens Top Innovator (2007).

Robert Vaßen

Institute of Energy and Climate Research (IEK-1), Forschungszentrum Jülich GmbH, 52425 Jülich, Germany; tel. 49 2461 616108; and email .

Vaßen is a section head at the IEK-1 within the Forschungszentrum Jülich GmbH, where he is responsible for the development of materials for advanced power plants. He studied physics and received his PhD degree from the RWTH in Aachen. Vaßen has been with the Forschungszentrum Jülich GmbH since 1990. His main research topics are materials developments for gas turbines, fusion reactors, membranes, and solid oxide fuel cells. He has authored and co-authored more than 250 papers, has given an H-index of 26, and has received 15 patents. In 2007, he received a professorship at the Ruhr University in Bochum. He has also held a guest professorship with University West, Sweden, since 2009.

Marie-Hélène Vidal-Sétif

Department of Metallic Materials and Structures, Onera, the French Aerospace Lab, 29 Ave. de la Division Leclerc, 92322 Châtillon, France; tel. 33-1-46-73-44-79; and email .

Vidal-Sétif has been working as a senior scientist on thermal-barrier systems for gas-turbine engines at Onera, the French Aerospace Lab, for the past seven years. She graduated as a chemist engineer from the Ecole Supérieure de Physique et Chimie Industrielles in Paris and obtained a PhD degree in physical chemistry from the University of Paris-Sud XI. She joined Onera in 1987, where she was successively involved in the development of metal-matrix composites (MMC), corrosion behavior of MMC, and aluminum alloys.

Chunlei Wan

Graduate School of Engineering, Nagoya University, Nagoya 464–8603, Japan; tel. 81-52-789-3330; and email .

Wan is an assistant professor in the Graduate School of Engineering at Nagoya University in Japan. He received his PhD degree from Tsinghua University, China, in 2008. His research interests cover both phonon and electron-transport phenomena in solid-state materials. He has extensively worked on novel thermal-barrier coating materials and thermoelectric materials with low thermal conductivity. Wan has co-authored more than 20 peer-reviewed publications and two book chapters.

Dongming Zhu

Durability and Protective Coatings Branch, Structures and Materials Division, NASA Glenn Research Center, Cleveland, OH 44135, USA; tel. 216-433-5422; and email .

Zhu is a senior materials engineer at the NASA Glenn Research Center. He received his PhD degree from the University of Minnesota in 1996. Since joining NASA in 1996, he has developed simulated high-heat-flux and environment high pressure testing capabilities for the laboratory. His research interests include the development of thermal- and environmental-barrier coatings for turbine engine applications. Zhu has received many awards, including the NASA Exceptional Technology Achievement Medal (2009) and the R&D 100 Award (2007). He is a Fellow of the American Ceramic Society, has authored 100 archival publications, and been awarded seven patents.

Paul Zombo

Engine and Component Diagnostics, Siemens Energy Inc., Orlando, FL 32826, USA; tel. 407-736-5138; and email .

Zombo has been working in the fields of metallurgy, failure analysis, and NDE for 26 years since earning a degree in metallurgical engineering. His fields of involvement include welding, casting, forging, coating, machining, failure analysis, and composites used in power generation, aerospace, and heavy industry. Zombo has 36 patents and 29 publications in the fields of NDE, in situ inspection, welding, and metallurgy. He was recently awarded “Siemens Inventor of the Year 2009” for outstanding innovation.