Kolar Johann Walter
Professor
Dep. of Inform.Technol. Electrical Eng.
Wasserforschungs Institut Eth-Bereichs
Germany
Biography
Johann W. Kolar (F´10) received his M.Sc. and Ph.D. degree (summa cum laude / promotio sub auspiciis praesidentis rei publicae) from the University of Technology Vienna, Austria. Since 1984 he has been working as an independent international consultant in close collaboration with the University of Technology Vienna, in the fields of power electronics, industrial electronics and high performance drives.
Research Interest
The focus of his current research is on AC-AC and AC-DC converter topologies with low effects on the mains, e.g. for data centers, More-Electric-Aircraft and distributed renewable energy systems, and on Solid-State Transformers for Smart Microgrid Systems. Further main research areas are the realization of ultra-compact and ultra-efficient converter modules employing latest power semiconductor technology (SiC and GaN), micro power electronics and/or Power Supplies on Chip, multi-domain/scale modeling/simulation and multi-objective optimization, physical model-based lifetime prediction, pulsed power, and ultra-high speed and bearingless motors.
Publications
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DR.Smith WJ, Padilla DC, Vier SC, Nemat-Nasser S (2000) Schultz "Composite medium with simultaneously negative permeability and permittivity" Phys.Rev. 84: 4184-4187.