Delete search term


Quick navigation

Main navigation

Prof. Dr. Andreas Witzig

Prof. Dr. Andreas Witzig

Prof. Dr. Andreas Witzig

ZHAW School of Engineering
Institute of Computational Physics
Wildbachstrasse 21
8400 Winterthur

+41 (0) 58 934 45 73

Personal profile

Management role

Director of Institute, ICP Institute of Computational Physics

Expertise and research interests

Simulation software Polysun
Simulation of optoelectronic devices

Educational background

HSG Diploma Technology-Entrepreneur, Executive School, Uni St. Gallen
Academic guest at the University of California, Santa Barbara
PhD at ETH Zurich (ETH-Medal)
Diploma in Electrical Engineering, ETH Zürich
ERASMUS exchange program, Universität Bristol, England

Professional milestones

Vela Solaris AG (Founder, CEO, President of the board)
Synopsys Inc. (product manager optoelektronics)
ISE Integrated Systems Engineering (product manager optoelektronics)
Integrated Systems Laboratory, ETH Zurich (scientific research staff)

Membership of networks



Conference contributions, peer-reviewed
Other publications
Oral conference contributions and abstracts
Publications before appointment at the ZHAW

1. E. Vrettos, A. Witzig, R. Kurmann, S. Koch, and G. Andersson, Maximizing local PV utilization using small-scale batteries and flexible thermal loads, European PV Solar Energy Conference and Exhibition (PVSEC), Paris, France, September 2013.

2. R. Bornatico, J. Hüssy, A. Witzig, L. Guzzella, Surrogate modeling of the fast optimization of energy systems, Elsevier journal Energy, vol. 57, June 2013

3. R. Bornatico, M. Pfeiffer, A. Witzig, L. Guzzella, Optimal sizing of a solar thermal building installation using particle swarm optimization, Elsevier journal Energy, vol. 41, issue 1, May 2012

4. A. Witzig, Kombination Solar und Wärmepumpen, Innovative Konzepte in der dezentralen Energieproduktion, Energiepraxis-Bulletin der Ostschweizer Energiefachstellen, Zürich, Oktober 2011

5. A. Witzig, Advances in Optical Device Simulation Software, Photonics Spectra, November 2004

6. A. Witzig, Modeling the Optical Processes in Semiconductor Lasers, PhD Thesis, ETH-Nr. 14694, ISBN 3-89649-803-1, Hartung-Gorre Verlag, Konstanz, 2002

7. B. Witzigmann, A. Witzig, W. Fichtner, A Multidimensional Laser Simulator for Edge-Emitters Includ¬ing Quantum Carrier Capture, IEEE Transactions on Electron Devices, vol. 47, issue 10, October 2000