Directory
Ernst Polnau
Research Scientist
Staff
School of Engineering: Department of Electro-Optics and Photonics
Degrees
- Ph. D. (Dr. phil. nat.), Physics, University of Bern, 1999
- M.S. Physics (Dipl.-Phys.), Technical University of Munich, 1994
Selected Publications
- Vorontsov, A. M., Vorontsov, M. A., Filimonov, G. A., & Polnau, E. (2020). Atmospheric turbulence study with deep machine learning of intensity scintillation patterns. Applied Sciences, 10(22), 8136.
- Polnau, E., Vorontsov, M. A., & Gudimetla, R. (2019). Experimental demonstration of target-in-the-loop remote sensing of laser beam and atmospheric turbulence characteristics. Journal of Optics, 21(9), 095602.
- Vorontsov, M., Filimonov, G., Ovchinnikov, V., Polnau, E., Lachinova, S., Weyrauch, T., & Mangano, J. (2016). Comparative efficiency analysis of fiber-array and conventional beam director systems in volume turbulence. Applied optics, 55(15), 4170-4185.
- Weyrauch, T., Vorontsov, M., Mangano, J., Ovchinnikov, V., Bricker, D., Polnau, E., & Rostov, A. (2016). Deep turbulence effects mitigation with coherent combining of 21 laser beams over 7 km. Optics letters, 41(4), 840-843.
- Weyrauch, T., Vorontsov, M. A., Carhart, G. W., Beresnev, L. A., Rostov, A. P., Polnau, E. E., & Liu, J. J. (2011). Experimental demonstration of coherent beam combining over a 7 km propagation path. Optics letters, 36(22), 4455-4457.
- Minet, J., Vorontsov, M. A., Polnau, E., & Dolfi, D. (2010). Enhanced correlation of received power-signal fluctuations in bidirectional optical links. Journal of Optics, 15(2), 022401.
Research Interests
- Adaptive optics / Atmospheric turbulence mitigation
- Sensing and characterization of atmospheric turbulence
- Fiber-array systems and coherent laser beam combining
- Adaptive free-space laser communication
Courses Taught
- EOP 501 Geometric Optics
Professional Activities
- The Optical Society (OSA)
- SPIE, the international society for optics and photonics