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Prof. Dr. Beat Ruhstaller

Prof. Dr. Beat Ruhstaller

Prof. Dr. Beat Ruhstaller

ZHAW School of Engineering
Forschungsschwerpunkt Organic Electronics & Photovoltaics
Technikumstrasse 71
8400 Winterthur

+41 (0) 58 934 78 36

Persönliches Profil


Schwerpunktleitung Organische Elektronik und Photovoltaik

Tätigkeit an der ZHAW

- Leitung des Schwerpunkts Organische Elektronik und Photovoltaik (OEPHO) am ICP
- Dozent für die Fächer "Organische Elektronik und Photovoltaik", "Simulation mechatronischer Systeme", "Einführung in die Mikrosystemtechnik", "CAE in Sensorik und Aktorik", "Applied Photonics", "Physik für Unternehmensinformatiker", "Physik für Verkehrssysteme"


Arbeits- und Forschungsschwerpunkte, Spezialkenntnisse

(Aktualisierte Publikationsliste und Citation Index ist auf Google Scholar verfügbar.)

Publikationen seit 2007 (Publications since 2007)

Book Chapters

[1] B. Ruhstaller, E. Knapp, B. Perucco, N. Reinke, D. Rezzonico and F. Müller, "Advanced Numerical Simulation of Organic Light-emitting Devices", Optoelectronic Devices and Properties, Oleg Sergiyenko (Ed.), ISBN 978-953-307-204-3, (2011)

Peer-reviewed Articles (since 2007)

[2] T. Lanz, M. Bonmarin, M. Stückelberger, C. Schlumpf, C. Ballif, B. Ruhstaller, "Electro-Thermal Finite Element Modeling for Defect Characterization in Thin-Film Silicon Solar Modules", IEEE J. Sel. Topics in Quantum Electronics 99, 1-1 (2013)

[3] M.T. Neukom, S. Züfle, B. Ruhstaller, "Reliable extraction of organic solar cell parameters by combining steady-state and transient techniques", Organic Electronics 13, 2910 (2012)

[4] E. Knapp, B. Ruhstaller, "The role of shallow traps in dynamic characterization of organic semiconductor devices", J. Appl. Phys. 112 (2), 024519-024519-6 (2012)

[5] T. Lanz, L. Fang, S.-J. Baik, K.S. Lim, B. Ruhstaller, "Photocurrent increase in amorphous Si solar cells by increased reflectivity of LiF/Al electrodes", Solar Energy Materials and Solar Cells (2012)

[6] B. Perucco, N.A. Reinke, D. Rezzonico, E. Knapp, S. Harkema, B. Ruhstaller, "On the exciton profile in OLEDs-seamless optical and electrical modeling", Organic Electronics 13 (2012)

[7] E. Knapp and B. Ruhstaller, “Numerical impedance analysis for organic semiconductors with exponential density of localized states”, Appl. Phys. Lett. 99, 093304 (2011)

[8] T. Lanz, B. Ruhstaller, C. Battaglia, and C. Ballif, "Extended light scattering model incorporating coherence for thin-film silicon solar cells", Journal of Applied Physics 110, 033111 (2011)

[9] M. Neukom, N.A. Reinke, B. Ruhstaller, "Charge extraction with linearly increasing voltage: A numerical model for parameter extraction", Solar Energy 85, 6, 1250-1256 (2011)

[10] E. Knapp and B. Ruhstaller, "Numerical analysis of steady-state and transient charge transport in organic semiconductor devices", Optical and Quantum Electronics, (2011)

[11] D. Rezzonico, B. Perucco, E. Knapp, R. Häusermann, N.A. Reinke, F. Müller, and B. Ruhstaller, "Numerical analysis of exciton dynamics in organic light-emitting devices and solar cells", Journal of Photonics for Energy, 1, 011005-1-11, (2011)

[12] T. Lanz, B. Ruhstaller, C. Battaglia, F.-J. Haug, C. Ballif, "Light scattering model for optical simulation of thin film solar cells", Proceeding of the 5th European Photovoltaic Solar Energy Conference and Exhibition, Valencia, Spain - Reference Number : 3AV.1.21, (2010)

[13] E. Knapp, R. Häusermann, H. U. Schwarzenbach and B. Ruhstaller, "Numerical simulation of charge transport in disordered organic semiconductor devices", Journal of Applied Physics, 108, 054504-0545012, (2010)

[14] M. Neukom, N.A. Reinke, K.A. Brossi, B. Ruhstaller, "Transient Photocurrent Response of Organic Bulk Heterojunction Solar Cells", Proceeding SPIE 7722 30, (2010)

[15] B. Perucco, N.A. Reinke, F. Müller, D. Rezzonico, B. Ruhstaller, "The influence of the optical environment on the emission profile and methods of its determination", Proceeding SPIE 7722 14, (2010)

[16] B. Perucco, N. A. Reinke, D. Rezzonico, M. Moos, and B. Ruhstaller, "Analysis of the emission profile in organic light-emitting devices", Optics Express, 18 (S2), A246-A260, (2010)

[17] R. Häusermann, E. Knapp, M. Moos, N. A. Reinke, Th. Flatz, and B. Ruhstaller, "Coupled optoelectronic simulation of organic bulk-heterojunction solar cells: Parameter extraction and sensitivity analysis", J. Appl. Phys. 106, 10450 (2009)

[18] T. Lanz, B. Perucco, D. Rezzonico, F. Müller, N. A. Reinke, R. Häusermann, B. Ruhstaller, "Optical simulation of arbitrary thin film solar cells with rough interfaces", Proceedings of the 4th European Photovoltaic Solar Energy Conference and Exhibition, Paper 3BV.4.57, Hamburg, Germany, (2009)

[19] B. Ruhstaller, T. Flatz, D. Rezzonico, M. Moos, N. Reinke, E. Huber, R. Häusermann, B. Perucco, "Comprehensive simulation of light-emitting and light-harvesting organic devices", Proceedings of the SPIE Photonics Conference, San Diego, 7051, J510, ISBN 9780819472717 (2008)

[20] B. Ruhstaller, T. Flatz, M. Moos et al., "Optoelectronic OLED modeling for device optimization and analysis”, Society for Information Display (SID) International Symposium Digest of Technical Papers, 38, 1686-1690 (2007)

Aus- und Fortbildung

1997 Dipl. Phys. ETH
1998 M.Sc. in Physics, University of California Santa Cruz
2000 Ph.D. in Physics, University of California Santa Cruz
2006 Executive MBA, Zurich University of Applied Sciences

Beruflicher Werdegang

1997 - 2000 Research Assistant, University of California Santa Cruz
2000 - 2002 Postdoctoral Researcher, IBM Zurich Research Laboratory
2002 - 2004 Wissenschaftlicher Mitarbeiter, Zürcher Hochschule Winterthur
2003 - 2004 Lehrbeauftragter für Physik, Hochschule für Technik Rapperswil
2007 Gründer der Fluxim AG
ab 2004 Dozent für Modellbildung und Simulation, Zürcher Hochschule Winterthur
2007 - 2010 Institutsleiter ICP
ab 2011 Geschäftsleiter und VRP der Fluxim AG
2011 - 2018 Stv. Institutsleiter ICP
ab 2021 Experte für Innosuisse

Mitglied in Netzwerken



Beiträge in wissenschaftlicher Zeitschrift, peer-reviewed
Buchbeiträge, peer-reviewed
Konferenzbeiträge, peer-reviewed
Weitere Publikationen
Mündliche Konferenzbeiträge und Abstracts