Want to learn more about CHTE? Contact any member of our core team.

Diran ApelianDiran Apelian
Alcoa-Howmet Professor of Mechanical Engineering
Director of Metal Processing Institute
Worcester Polytechnic Institute (WPI)

Diran joined WPI in 1990 as the Institute’s Provost and today leads the faculty and activities of the Metal Processing Institute and its related Centers, including CHTE. He is credited with pioneering work in various areas of solidification processing and powder metallurgy, specifically: molten metal processing, aluminum alloy development, plasma deposition, spray casting/forming, and semi-solid metal processing.  Apelian is the recipient of many distinguished global honors and awards; has over 500 publications; and serves on several technical, corporate and editorial boards..


Rick SissonRichard D. Sisson Jr.
Professor of Mechanical Engineering
Head, Materials Science and Engineering Program
Worcester Polytechnic Institute (WPI)

Sisson came to WPI in 1976 as the Morgan Distinguished Assistant Professor of Mechanical Engineering.  His teaching and research focus on the applications of thermodynamics and kinetics to materials processing and degradation phenomena in metals and ceramics. In 2006 he was inducted into the Academy of Engineering Excellence at Virginia Tech College of Engineering, and in 2007 received the Chairman’s Exemplary Faculty Prize.

Gregory B. OlsenGregory B. Olsen
Professor of Materials Science & Engineering
Northwestern University

Gregory B. Olson, FASM, FTMS, is the Wilson-Cook Professor of Engineering Design and Professor of Materials Science and Engineering at Northwestern University, Director of Steel Research Group, and founder of QuesTek Innovations. He is the author of over 175 publications. His research interests include phase transformations, structure/property relationships, applications of high-resolution microanalysis, and materials design.

At Large Member

Roger J. FabianRoger J. Fabian
Director-at-Large for Industrial Liaison, CHTE

Fabian is one of the founders of CHTE. He has held various positions at Bodycote/Lindberg and specializes in the areas of vacuum heat treating, vacuum brazing, and heat treating and metals joining.