Ph.D., Electrical Engineering, Purdue
M.S., Electrical Engineering, University
of Minnesota, 1984.
B.E.E., Electrical Engineering, University
of Minnesota, 1982.
Electrical & Computer Engineering, Michigan
2005-2007 Acting Chairperson, Electrical &
Computer Engineering, Michigan State University
Electrical & Computer Engineering, Michigan State University
1993-2000 Associate Professor, Electrical Engineering,
Michigan State University
1987-1993 Assistant Professor, Electrical Engineering,
Michigan State University
IEEE (Senior Member), ASEE, Eta Kappa Nu, Sigma Xi, Phi Kappa Phi, Materials
Research Society and American Vacuum Society.
Professional Service Activities:
Conference Organizing Committee, 2006 IEEE International Conference on Plasma
Science, Traverse City, Michigan. ( Conference Co-Chair).
Session Chair, International Workshop on Microwave Discharges, 2006.
Session Organizer, Electron, Ion and Plasma Sources, at the IEEE
International Conference on Plasma Science, 2004.
Technical Area Co-coordinator for Plasma Diagnostics at the IEEE
International Conference on Plasma Science, 2000, 2001.
Dr. Grotjohn, a professor in the Department of Electrical and Computer
Engineering at MSU since 1987, was appointed acting chairperson of the
department in June 2005. His research interests include plasma-assisted
materials processing, plasma source design, modeling, diagnostics and
applications, microwave plasmas, miniature and micro plasmas, computational
modeling of plasma.
Selected Publications - See the curriculum vitae
(above) for full list of publications.
1. D. T. Tran, W.-S. Huang, J. Asmussen,
T. A. Grotjohn, and D. Reinhard, “Synthesis of ultrananocrystalline
diamond films by microwave plasma-assisted chemical vapor deposition”
accepted as an invited paper for the special issue( nanocrystalline diamond)
of New Diamond and Frontier Carbon Technology, Japan, 2007.
2. K. Hassouni, G. Lombardi, X. Duten, G. Haagelar, F. Silva, A. Gicquel, T.
A. Grotjohn, M. Capitelli, and J. Ropcke, “Overview of the different
aspects in modeling moderate H2 and H2/CH4 microwave discharges,”
Plasma Sources Science and Technology, 15, 117-125, 2006.
3. K. W. Hemawan, C. L. Romel, S. Zuo, I. S. Whicman, T. A. Grotjohn, and J.
Asmussen, “Microwave plasma-assisted premixed flame
combustion”, Appl. Phys. Letters, 89, 141501, 2006.
4. S. Ahmed, R. Liske, T. Wunderer, M. Leonhardt, R. Ziervogel, C. Fansler,
T. Grotjohn, J. Asmussen and T. Schuelke, “Extending the three-omega
method to the MHz range for thermal conductivity measurements of diamond thin
films”, Diamond and Related Materials, 15, 389-393, 2006.
5. W.-S. Huang, D. T. Tran, J.
Asmussen, T.A. Grotjohn, and D. Reinhard, Synthesis of thick, uniform, smooth
ultrananocrystalline diamond films by microwave plasma-assisted chemical
vapor deposition” Diamond and Related Materials, 15, 341-344, 2006.
6. T. A. Grotjohn, R. Liske, K. Hassouni and J. Asmussen,
“Scaling behavior of microwave reactors and discharge size for diamond
deposition,” Diamond and Related Materials, vol. 14, p. 288-291, 2005.
1. T. A. Grotjohn and J. Asmussen, "Microwave Plasma-Assisted Diamond
Film Deposition," Diamond Films Handbook, ed. J. Asmussen and D.
K. Reinhard, Marcel Dekker, New York,
90+ pages, 2001.
2. T. Grotjohn, "Hot Electron Effects" in Wiley Encyclopedia of
Electrical and Electronics Engineering, Feb. 1999.
3. T. Grotjohn, "Electromagnetic Field Modeling of Diamond CVD
Reactors," in Handbook of Industrial Diamond and Diamond Films,
ed. M. Prelas, G. Popovici, and K. Bigelow, Marcel Dekker,
New York, pp. 673-696, 1998.
1. K. Hemawan, C. Romel, S. Zuo, I. Wichman, T. Grotjohn, and J. Asmussen,
“Plasma-assisted combustion in a miniature microwave plasma torch
application,” Gordon Research Conference on Plasma Processing Science,
2.J. J. Narendra, D. Tran, J. Zhang, T. A. Grotjohn, J. Asmussen, and N. Xi,
“Miniature microwave plasma for localized etching,” Gordon
Research Conference on Plasma Processing Science, Massachusetts, 2006.
3. R. Ziervogel, M. F. Becker, T. Schuelke, J. Asmussen, T.A. Grotjohn and D.
K. Reinhard, “ Deposition uniformity of ultrananocrystalline diamond on
150 and 200 mm wafer substrates”, presented at the 17th
European Conference on Diamond, Diamond-like Materials, Carbon Nanotubes, and
Nitrides, September 3-8, Estoril, Portugal, 2006.
1. U.S. patent (#7,147,810), Drapable diamond thin films and method for the
preparation thereof, D. K. Reinhard, J. Asmussen, M. F. Becker, T. A.
Grotjohn, T. Schuelke, and R. Booth.
2. U.S. patent (#6,759,808), Microwave stripline applicators, T. A. Grotjohn,
J. Asmussen, and A. Wijaya.
3. U.S. patent (#6,890,300), “Implantable microscale pressure sensor
system for pressure monitoring and management,” J. Lloyd, T. A.
Grotjohn, A. Weber, F. Rosenbaum and G. Goodall.