DI Dr. Roland Wagner


E-Mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
Telephone: +43-(0)732-2468-4112

Room: S2 504-1 (Science Park Building 2, 5th floor)

Address: Industrial Mathematics Institute
Johannes Kepler University
Altenberger Straße 69
A-4040 Linz

Short Curriculum Vitae:

  • born 1989 in Linz, Austria
  • 2008 - 2011: Bachelor Studies Technical Mathematics , JKU Linz, Austria
  • 2011 - 2013: Master Studies Industrial Mathematics. JKU Linz, Austria
  • 2013 - 2017: PhD Studies Technical Sciences, JKU Linz,
 Austria, Thesis: "From Adaptive Optics Systems to Point Spread Function Reconstruction and Blind Deconvolution for Extremely Large Telescopes"
  • 2013 - 2014: Research Assistant, JKU Linz, Austria
  • 2014 - 2018: Research Assistant, RICAM (Austrian Academy of Sciences), Linz, Austria
  • 2018 until now: University Assistant, Industrial Mathematics Institute, JKU Linz, Austria

Research Interests:

  • Inverse Problems
  • Mathematical Methods in Adaptive Optics
  • Point Spread Function Reconstruction for Astronomical Adaptive Optics


Scientific publications

  • R. Wagner, T. Helin, R. Ramlau, A. Obereder.
    Efficient reconstruction method for ground layer adaptive optics with mixed natural
    and laser guide stars. Applied Optics 55(6):1421–1429, February 2016.
  • R. Davies et al.
    MICADO: First light imager for the E-ELT. In Proc. SPIE 9908,Ground-based
    and Airborne Instrumentation for Astronomy VI, volume 1, 99081Z, 2016.
  • R. Wagner, A. Neubauer, R. Ramlau.
    Simulation results for a finite element-based cumulative reconstructor.
    Journal of Astronomical Telescopes, Instruments, and Systems 3(4): 049001, 2017.
  • R. Wagner.
    From Adaptive Optics Systems to Point Spread Function Reconstruction and Blind Deconvolution for Extremely Large Telescopes,
    Dissertation, JKU Linz, 2017.
  • R. Davies et al.
    The MICADO first light imager for the ELT: overview, operation, simulation, Proceeding of the SPIE Astronomical Telescopes and Instrumentation Conference, Austin, Texas, June 2018, Volume 10702: Ground-based and Airborne Instrumentation for Astronomy VII, 107021S, 2018.
  • R. Wagner, C. Hofer, R. Ramlau.
    Point spread function reconstruction for single-conjugate adaptive optics on extremely large telescopes, Journal of Astronomical Telescopes, Instruments, and Systems 4(4):049003, 2018.
  • R. Wagner, O. Beltramo-Martin, C. Correia, R.J. Fetick, R. Ramlau, T. Fusco, B. Neichel.
    Overview of PSF determination techniques for adaptive-optics assisted ELT instruments, AO4ELT 6 Conference, 2019.
  • R. Ke, R. Wagner, R. Ramlau, R. Chan.
    Reconstruction of the high resolution phase in a closed loop adaptive optics system, SIAM Journal on Imaging Sciences 13 (2), p. 775-806, 2020.
  • L. Dykes, R. Ramlau, L. Reichel, K.M. Soodhalter, R. Wagner.
    Lanczos-based fast blind deconvolution methods, SIAM Journal on Imaging Sciences 382, 113067, 2021.

Selected Participation at conferences and workshops

  • 09/2014: AO Simulation Workshop, Durham, UK
  • 08/2015: Joint Austrian-Hungarian Mathematical Conference 2015, Györ, Hungary
  • 09/2015: Chemnitz Symposium on Tour ”Recent Developments in Inverse Problems“, Berlin, Germany
  • 10/2015: SIAM Applied Linear Algebra Conference, Atlanta, USA
  • 03/2016: Inverse Problems in the Alps, Obergurgl, Austria
  • 05/2017: Mathematical Optimization in Aeronautics and Space, Braunschweig, Germany
  • 06/2017: AO4ELT 5, Puerto de la Cruz, Tenerife, Spain
  • 03/2018: Durham Workshop Week on Astronomical Adaptive Optics
  • 03/2019: AO4Astro Workshop, Marseille, France
  • 07/2019: Applied Inverse Problems, Grenoble, France


  • Tutorial "Mathematik 2" for Chemistry students, SS 2018, JKU Linz
  • Tutorial "Partial Differential Equations", SS 2018, SS 2019, SS 2020, JKU Linz
  • Tutorial "Analysis 1", WS 2018/19, JKU Linz
  • Tutorial "Mathematical Models in Continuum Mechanics", WS 2018/19, WS 2019/20, JKU Linz
  • Tutorial "Analysis 2", SS 2019, JKU Linz
  • Tutorial "Integral Equations and Boundary Value Problems", WS 2019/20, JKU Linz
  • Tutorial "Applications of Mathematics in Chemistry with Exercises II", SS 2020, JKU Linz

Private Interests