Organizing Committee
Sudbrack
Chantal Sudbrack (Chair)
U.S. DOE National Energy Technology Laboratory
Chantal Sudbrack is a Research Engineer with the Research & Innovation Center at the U.S. Department of Energy's National Energy Technology Laboratory (NETL), joining in 2020. She has her Ph.D. in Materials Science & Engineering from Northwestern University, where she established expertise in nickel-based superalloys, atom probe tomography, and fundamental phase transformations, initiating a 20+ year career in the investigation of nickel-based superalloys. She currently leads the growth of metals additive manufacturing (AM) at NETL and her research teams focus on advancing affordable manufacturing and improving hydrogen resistance of AM superalloys used in land-based power generation. Early in her career, while with NASA Glenn Research Center, her research focused on environmental degradation and processing-property relationships of advanced powder metallurgy nickel-based superalloys used in disk applications for jet engines.She subsequently led research that supported the qualification of AM Inconel 718 parts for NASA’s Space Launch System, which spearheaded her interest in Inconel 718 and its derivatives. This is her third time serving on the organizing committee for the Superalloy 718 & Derivatives Conference.
Wessman
Andrew Wessman (Co-Chair)
The University of Arizona
Andrew Wessman joined the University of Arizona Materials Science and Engineering Department in 2019 following a previous position as a Staff Engineer at GE Additive. During 14 years at GE, he worked at GE Aviation to develop polycrystalline nickel superalloys for use in turbine engine rotating parts. This work also included developing the forging, welding, and computational modeling capabilities necessary to utilize these materials in safety critical components. Wessman moved to GE Additive prior to the launch of the new GE business in early 2017, and led development of high temperature materials and processes for additive manufacturing. Wessman’s research investigates the alloy-process-structure-properties relationships is metallic materials, in particular for additive manufacturing. Other interests include processing of extraterrestrial materials, corrosion, extractive metallurgy, and sustainable manufacturing. He has B.S. and M.S. degrees in Metallurgical Engineering from the University of Utah and a Ph.D. in Materials Science from the University of Cincinnati.
Ott
Eric Ott (Lead Editor)
GE Aerospace
Bio coming soon
Andersson
Joel Andersson (Past Chair)
University West
Joel Andersson is a professor of Material Science at University West in Trollhättan, Sweden, where he serves as Director of Production Technology and Head of Research. His expertise lies in welding, additive manufacturing (AM), and process optimization of superalloys for aerospace applications. He leads research on the welding and heat treatment of advanced nickel-based superalloys, focusing on improving their performance in high-temperature environments. His collaborations with industry partners, including GKN Aerospace, contribute to advancing high-temperature materials for demanding applications. In addition to his research leadership, he plays a key role in fostering scientific collaboration, strategic research planning, and doctoral education in production technology. He is actively engaged in developing new processing strategies for superalloys, enhancing their manufacturability and reliability in aerospace and energy sectors.
Bi
Zhongnan Bi
Central Iron & Steel Research Institute
Zhongnan Bi is currently working at China Iron and Steel Research Institute Group (CISRI), as the head of the High-Temperature Materials Division and the International Research Institute of Advanced Materials (RIAM). He also serves as the deputy secretary-general of the High-Temperature Materials Branch of the Chinese Society for Metals (CSM), a member of the Superalloys Committee of The Minerals, Metals & Materials Society (TMS), and a doctoral supervisor at CISRI, University of Science and Technology Beijing, Central South University, etc. Bi does research in material design of superalloys and their processing technologies, especially the composition design and residual stress control of C&W superalloys, as well as superalloys for additive manufacturing. Bi has published over 100 academic papers, obtained over 60 authorized patents, and has given presentations at important conferences such as International Symposium on Superalloys and Superalloys 718 & Derivatives.
Ian Dempster
Syman Gordon/PPC
Bio coming soon
Detrois
Martin Detrois
National Energy Technology Laboratory
Martin Detrois is a Research Engineer with the Research & Innovation Center at the U.S. Department of Energy’s National Energy Technology Laboratory (NETL) and has been working at NETL since 2016. He received his Ph.D. in Materials Science and Engineering from Illinois Institute of Technology (IIT) in 2016 with a focus on Ni-based superalloy design and processing. He also received a double M.S. in Mechanical and Aerospace Engineering from IIT and ISAE-ENSMA in 2013. He currently leads projects in Ni-based superalloy design and development as Senior PI in the Multi-Year Research Plan of NETL. Aside from alloy design, his expertise also includes melting (VIM, ESR), casting, and wrought processing. He is involved in several national laboratory consortia including eXtremeMAT, as Manufacturing Team Lead, and LightMAT and CABLE, as NETL representative.
Fahrmann
Michael Fahrmann
Haynes International
Michael Fahrmann earned a M.S. in physics from the University of Technology (Dresden, Germany) in 1980 and a Ph.D. in materials science from the former Academy of Sciences (Berlin, Germany) in 1989. Supported by a Feodor-Lynen-Fellowship of the German Alexander v. Humboldt Foundation, he spent four years (1992-1996) as a visiting scholar in the Department of Materials Science and Engineering at Carnegie Mellon University (Pittsburgh, PA), conducting research on model Ni-Al-Mo alloy single crystals. From 1997 onward, took various positions as an industrial researcher of cast and wrought Ni-base superalloys. Since 2009, he has worked at Haynes International (Kokomo, IN), where he currently serves as the Manager of Product Research & Development. In this role, he is responsible for the development, scale-up, and commercial support of new cast and wrought Ni- and Co-base superalloys.
Kirka
Michael Kirka
Oak Ridge National Laboratory
Michael Kirka is a Senior Research Staff and the Group Leader of the Deposition Science and Technology Group at Oak Ridge National Laboratory. His current research focuses on evaluating the suitability and limitations of high temperature materials for use in extreme environments for processing via additive manufacturing routes. Through developing an interdisciplinary team encompassing backgrounds of metallurgy, data science, modeling, and simulation, the processing science necessary to enable materials of ever-increasing operational capabilities (High gamma prime Ni-base superalloys and refractory metals) while overcoming many non-weldability materials challenges has been achieved. Kirka received his B.S. in materials science 2007 from The University of Michigan and M.S. and Ph.D. degrees from The Georgia Institute of Technology in mechanical engineering in 2010 and 2014 respectively. Kirka was the 2021 recipient of the TMS Young Innovator in Additive Manufacturing award for the impacts of his research on the field. He is also an active member of the ASTM additive manufacturing standards committee, serving as the co-chair of the materials committee.
Klemm-Toole
Jonah Klemm-Toole
Colorado School of Mines
Nagahama
Daisuke Nagahama
Honda R&D Co Ltd
Daisuke Nagahama is a highly experienced metallurgist with over 15 years of expertise in superalloy development at Honda R&D. Specializing in both nickel-based powder metallurgy and cobalt-based cast alloys, he has led advanced research and development projects focused on alloy design, microstructure analysis, and process optimization. His work spans applications in aircraft engine disks, including process design for HIP, extrusion, and isothermal forging, and additive manufacturing. Nagahama has contributed significantly to the development of the HF120 turbofan engine and has published extensively in renowned scientific journals. Nagahama holds a Ph.D. in Engineering from the University of Tsukuba (2006), a Master’s in Engineering from the same institution (2003), and a Bachelor’s in Science (Physics) from Tokyo University of Science (2001).
Rame
Jérémy Rame is head of the Materials Department at NAAREA, where he leads research and development efforts on innovative materials and processes for the development of molten salt reactor technology. Prior to joining NAAREA, he spent eight years at Safran, focusing on the development of advanced single-crystal superalloys for next-generation aerospace engines. His work combined traditional metallurgy with digital tools such as thermodynamic modeling and big data analysis. As a project leader and expert engineer, he was responsible for materials innovation, process optimization, and the industrial validation of nickel-based superalloys. He holds an engineering degree from Chimie ParisTech and a Ph.D. in Materials Science from Sorbonne Université, supported by ONERA.
Severs
Kevin Severs
ATI Forged Products
Kevin Severs has been with the Technology group at ATI Forged Products in Cudahy, WI since 2012, holding positions in metallurgical engineering, manufacturing engineering, and R&D. He received a B.S. and M.S. in materials science from Iowa State University. His current role is leading the R&D function for ATI Forged Products, where his primary interests are in utilizing computational materials science to solve real world challenges in the thermomechanical processing of polycrystalline alloys.
Unocic
Kinga Unocic
North Carolina State University
Bio
Kinga Unocic is an Associate Professor in the Department of Materials Science and Engineering at North Carolina State University. She received her M.S. degree in Metallurgical Engineering from the AGH University of Science and Technology in Krakow, Poland, and her Ph.D. in Materials Science and Engineering from The Ohio State University in 2008. From 2009-2024, she was an R&D Staff Scientist at Oak Ridge National Laboratory. Her current research focuses on developing cutting-edge analytical and in situ/operando electron microscopy methods to study how environmental factors influence the physical behavior of advanced materials. Her research interests include high-temperature oxidation, corrosion, materials in extreme environments, radiation effects, novel materials processing, alloy development, mechanical behavior, and catalysis.
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