Peer Reviewed Journal Publication(s)

  • Pöttinger, Markus; Ramlau, Ronny; Auzinger, Günter (2019) A new Temporal Control Approach for SCAO Systems. Inverse Problems (36(1)), S. 31.
  • Hutterer, Victoria; Ramlau, Ronny; Shatokhina, Iuliia (2019) Real-time adaptive optics with pyramid wavefront sensors:part II. Accurate wavefront reconstruction using iterative methods. Inverse Problems (35 (2019)), S. 045008 (27pp).
  • Ramlau, Ronny; Reichel, Lothar (2019) Error estimates for Arnoldi-Tikhonov regularization for ill-posed operator equations. Inverse Probl., Bd. 35 (5), S. ARTN 055002.
  • Hutterer, Victoria; Ramlau, Ronny; Shatokhina, Iuliia (2019) Real-time adaptive optics with pyramid wavefront sensors: part I. A theoretical analysis of the pyramid sensor model. Inverse Probl., Bd. 35 (4), S. ARTN 045007.
  • Hubmer, Simon; Ramlau, Ronny (2018) Nesterov's accelerated gradient method for nonlinear ill-posed problems with a locally convex residual functional. Inverse Probl., Bd. 34 (9), S. ARTN 095003.
  • S. Hubmer, A. Neubauer, R. Ramlau, H. U. Voss (2018) On the Parameter Estimation Problem of Magnetic Resonance Advection Imaging. Journal of Inverse Problems and Imaging, Bd. 12 (1), S. 175-204.
  • Hubmer, Simon; Sherina, Ekaterina; Neubauer, Andreas; Scherzer, Otmar (2018) Lamé Parameter Estimation from Static Displacement Field Measurements in the Framework of Nonlinear Inverse Problems. SIAM J. Imaging Sci., Bd. 11 (2), S. 1268-1293.
  • Wagner, Roland; Ramlau, Ronny; Hofer, Christoph (2018) Point spread function reconstruction for single-conjugate adaptive optics on extremely large telescopes. Journal of Astronomical Telescopes, Instruments, and Systems, Bd. 4 (4), S. 049003.
  • V. Hutterer, R. Ramlau (2018) Wavefront reconstruction from nonmodulated pyramid wavefront sensor data using a singular value type expansion. Inverse Problems (34), S. 035002 (19 pp).
  • Wagner, Roland; Neubauer, Andreas; Ramlau, Ronny (2017) Simulation results for a finite element-based cumulative reconstructor. Journal of Astronomical Telescopes Instruments and Systems, Bd. 3 (4), S. 049001.
  • Lorenz, Norbert; Offner, Günter; Knaus, Oliver (2017) Thermal analysis of hydrodynamic lubricated journal bearings in internal combustion engines. Proceedings of the Institution of Mechanical Engineers, Part K: Journal of Multi-body Dynamics, Bd. 231 (3), S. 406-419.
  • R. Ramlau, I. Shatokhina (2017) Convolution and Fourier transform based reconstructors for pyramid wavefront sensor. Applied Optics, Bd. 56 (22), S. 6381-6390.
  • R. Ramlau, I. Shatokhina (2017) Convolution and Fourier transform based reconstructors for pyramid wavefront sensor. Applied Optics, Bd. 56 (22), S. 6381-6390.
  • J. Niebsch, R. Ramlau, K. M. Soodhalter (2017) Solution of coupled differential equations arising from imbalance problems. Electronic Transactions on Numerical Analysis, Bd. 46, S. 89-106.
  • D. Gerth, A. Hofinger, R. Ramlau (2017) On the lifting of deterministic convergence rates for inverse problems with stochastic noise. Journal of Inverse Problems and Imaging (11), S. 663-687.
  • A.-K. Baum, M. Kolmbauer (2017) Topological solvability and DAE-index conditionsfor mass flow controlled pumps in liquid flow networks. Electr. Trans. Num. Anal. (ETNA), Bd. 46, S. 394-423.
  • Neubauer, Andreas; Ramlau, Ronny (2017) A singular value type decomposition for the atmospheric tomography operator. SIAM Journal on Applied Mathematics, Bd. 77, S. 838-853.
  • Klann, Esther; Ramlau, Ronny; Sun, Peng (2017) A Mumford-Shah-type approach to simultaneous reconstruction and segmentation for emission tomography problems with Poisson statistics. Journal of Inverse and Ill-Posed Problems, Bd. -, S. 1-22.
  • Ramlau, Ronny; Saxenhuber, Daniela (2016) A gradient-based method of atmospheric tomography. Inverse Problems and Imaging, Bd. 10 (3), S. 781-805.
  • Motta, M.; Galli, D. E.; Liebrecht, M.; Del Maestro, A.; Cole, M. W. (2016) Quasi-One-Dimensional Electronic States Inside and Outside Helium-Plated Carbon Nanotubes. J. Low Temp. Phys., Bd. 185 (1-2), S. 161-173.
  • Wagner, Roland; Helin, Tapio; Obereder, Andreas; Ramlau, Ronny (2016) Efficient Reconstruction Method for Ground Layer Adaptive Optics with mixed Natural and Laser Guide Stars. Applied Optics, Bd. 55 (6), S. 1421-1429 <'http://dx.doi.org/10.1364/AO.55.001421'>.
  • Raffetseder, Stefan; Ramlau, Ronny; Yudytskiy, Mykhaylo (2016) Optimal mirror deformation for multi conjugate adaptive optics systems. Inverse Problems, Bd. 32 (2), S. 22.
  • (online: 2015) On fractional Tikhonov regularization., Bd. Vol. 23, S. 611--625.
  • Lorenz, Norbert; Offner, Günter; Knaus, Oliver (2015) Fast thermo-elasto-hydrodynamic modelling approach for mixed lubricated journal bearings in internal combustion engines. Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology (SAGE Publications), Bd. 229 (8), S. 962-976.
  • Kylanpaa, I.; Aichinger, M.; Janecek, S.; Rasanen, E. (2015) Finite-size effects and interactions in artificial graphene formed by repulsive scatterers. J. Phys.-Condes. Matter, Bd. 27 (42), S. ARTN 425501.
  • Gerth, Daniel; Hahn, Bernadette N.; Ramlau, Ronny (2015) The method of the approximate inverse for atmospheric tomography. Inverse Probl., Bd. 31 (6), S. ARTN 065002.
  • Emans, Maximilian (2015) Aggregation algorithms for k-cycle AMG in computational fluid dynamics. Prog. Comput. Fluid Dyn., Bd. 15 (6), S. 9-25.
  • (online: 2015) An alternating iterative minimisation algorithm for the double-regularised total least square functional., Bd. 31.
  • Ramlau, Ronny; Bleyer, Ismael (2015) An alternating iterative minimisation algorithm for the double-regularised total least square functional. Inverse Problems, Bd. 31 (7), S. 075002.
  • Klann, Esther; Quinto, Eric Todd; Ramlau, Ronny (2015) Wavelet methods for a weighted sparsity penalty for region of interest tomography. Inverse Probl., Bd. 31 (2), S. ARTN 025001.
  • Haslinger, Josef; Offner, Günter; Sopouch, Martin (2014) Non-smooth dynamics of coil contact in valve springs. ZAMM Zeitschrift für Angewandte Mathematik und Mechanik, Bd. 94 (11), S. 957-967.
  • Ramlau, Ronny; Niebsch, Jenny (2014) Simultaneous estimation of mass and aerodynamic rotor imbalances for wind turbines. Journal of mathematics in Industry (2014), S. 4:12.
  • J. Niebsch, R. Ramlau (online: 2014) Simultaneous estimation of mass and aerodynamic rotor imbalances for wind turbines. Journal of Mathematics in Industry, Bd. 4 (1), S. 12.
  • Wang, W.; Anzengruber, S. W.; Ramlau, R.; Han, B. (2014) A global minimization algorithm for Tikhonov functionals with sparsity constraints. Applicable Analysis, Bd. 94 (3), S. 580-611.
  • Aichinger, Michael; Janecek, Stefan; Kylänpää, Ilkka; Räsänen, Esa (2014) Dirac physics in flakes of artificial graphene in magnetic fields. Physical Review B, Bd. 89, S. 235433.
  • A. Neubauer, R. Ramlau (2014) On convergence rates for quasi-solutions of ill-posed problems. ETNA, Bd. 41, S. 81-92.
  • D. Gerth, R. Ramlau (2014) A stochastic convergence analysis for Tikhonov regularization with sparsity constraints. Inverse Problems, Bd. 30 (5), S. 055009.
  • M. Yudytskiy, T. Helin, R. Ramlau (2014) Finite element-wavelet hybrid algorithm for atmospheric tomography. Journal of the Optical Society of America A, Bd. 31 (3), S. 550-560.
  • R. Ramlau, A. Obereder, M. Rosensteiner, D. Saxenhuber (2014) Efficient iterative tip/tilt reconstruction for atmospheric tomography. Inverse Problems in Science and Engineering, Bd. 22 (8), S. 1345-1366.
  • Anzengruber, S. W.; Hofmann, B.; Ramlau, R. (2013) On the interplay of basis smoothness and specific rangeconditions occurring in sparsity regularization. Inverse Problems, Bd. 29 (12), S. 125002.
  • M. Eslitzbichler, C. Pechstein, R. Ramlau (2013) An H^1 Kaczmarz reconstructor for atmospheric tomography. Journal of Inverse and Ill-Posed Problems, Bd. 21 (3), S. 431-450.
  • M. Rosensteiner, R. Ramlau (2013) The Kaczmarz algorithm for multiconjugated adaptive optics with laser guide starsJournal of the Optical Society of America. Journal of the Optical Society of America A, Bd. 30(8), S. 1680-1686.
  • I. Shatokhina, A. Obereder, M. Rosensteiner, R. Ramlau (2013) Preprocessed cumulative reconstructor with domain decomposition: a fast wavefront reconstruction method for pyramid wavefront sensor. Applied Optics, Bd. 52(12), S. 2640-2652.
  • E. Klann, R. Ramlau (2013) Regularization properties of Mumford-Shah type functionals with perimeter and norm constraints for linear ill-posed problems. SIAM Journal of Imaging Sciences, Bd. 6, S. 413-436.
  • T. Helin, M. Yudytskiy (2013) Wavelet methods in multi-conjugate adaptive optics. Inverse Problems, Bd. 29 (8), S. 085003.
  • I. Bleyer, R. Ramlau (2013) A Double Regularization Approach for Inverse Problems with Noisy Data and Inexact Operator. Inverse Problems, Bd. 29, S. 025004.
  • Janecek, Stefan; Aichinger, Michael; Hernández, Eduardo R. (2013) Two-dimensional Bloch electrons in perpendicular magnetic fields: An exact calculation of the Hofstadter butterfly spectrum. Physical Review B, Bd. 87, S. 235429.
  • D. Hufnagl, R.E. Zillich (2013) Stability and excitations of a bilayer of strongly correlated dipolar bosons. Physical Review A (87), S. 033624.
  • A. Macia, D. Hufnagl, F. Mazzanti, J. Boronat, R.E. Zillich (2012) Excitations and Stripe Phase Formation in a Two-Dimensional Dipolar Bose Gas with Tilted Polarization. Physical Review Letters (109), S. 235307.
  • Lettmann, K.; Riedinger, N.; Ramlau, R.; Knab, N.; Böttcher, M. et al. [..] (2012) Estimation of biogeochemical rates from concentration profiles: a novel inverse method. Estuarine, Coastal and Shelf Science, Bd. 100, S. 26-37.

Book/Monograph

  • Ramlau, R.; Scherzer, O. (2019) 100 years Mathematical Tomography.
  • A. Binder, M. Aichinger (2013) A Workout in Computational Finance.
  • 1

Lectures

Lectures

  • 13/10/2020 , Graz (via WebEx)
    Norbert Lorenz
    Development status of EXCITE EHDT boundary conditions
    AST System Demo, EXCITE 21.1b
  • 13/10/2020 , Graz (via WebEx)
    Bauer, Klaus-Dieter Haslinger, Josef Lorenz, Norbert Offner, Günter
    Development status of Frequency Solver (Kinetostatic Solver, Non-linear Solver)
    AST System Demo, EXCITE 21.1b
  • 07/07/2020 , Graz (via WebEx)
    Norbert Lorenz
    Development status of EXCITE kineto-static solver
    AST System Demo, EXCITE 21.1a
  • 07/07/2020 , Graz (via WebEx)
    Haslinger, Josef Bauer, Klaus-Dieter Offner, Günter
    Development status of Frequency Solver
    AST System Demo, EXCITE 21.1a
  • 15/10/2019 , Strobl
    Pöchtrager, Bernhard
    Multirate DAE-Simulation and its application in automotive system simulation software
    WIM 2019 - Workshop in Industrial Mathematics 2019
  • 17/09/2019 , Dornbirn
    Liebrecht, Michael
    Process Model for the Industrial Plate Leveling Operation with Emphasis on Online Control
    ÖMG Tagung 2019
  • 26/06/2019
    Liebrecht, Michael
    Process Model for the Industrial Plate Leveling Operation with Emphasis on Online Control
    NUMIFORM 2019
  • 13/06/2019 , Quebec
    Wagner, Roland Ramlau, Ronny Correia, Carlos etal
    Overview of PSF modelling techniques for adaptive-optics assisted ELT instruments
    Adaptive Optics for Extremely Large Telescopes 6
  • 13/06/2019 , Quebec
    Wagner, Roland Ramlau, Ronny, Shatokhina, Iuliia etal
    Development of PSF reconstruction for first light instruments on the ELT
    Adaptive Optics for Extremely large Telescopes 6
  • 13/06/2019 , Quebec
    Biasi, Roberto Ramlau, Ronny Stadler, Bernadett
    Feasibility of Standard and Novel Solvers in Atmospheric Tomography
    Adaptive Optics for Extremely Large Telescopes 6 (AO4ELT6)
  • 11/06/2019 , Quebec
    Raffetseder, Stefan Shatokhina, Iuliia Obereder, Andreas Ramlau, Ronny
    Atmospheric tomography with pyramid wavefront sensors for spiders
    Adaptive Optics for Extremely Large Telescopes 6 (AO4ELT6)
  • 11/06/2019 , Quebec
    Shatokhina, Iuliia Obereder, Andreas Raffetseder, Stefan etal.
    Adaptive Optics with a pyramid wavefront sensor in the visible versus near-infrared
    Adaptive Optics for Extremely Large Telescopes 6
  • 11/06/2019 , Quebec
    Correia, Carlos Shatokhina, Iuliia Hutterer, Victoria etal
    Matrix-free real-time wave-front re- construction with pyramid sensors
    AO4ELT6
  • 11/06/2019 , Quebec
    Shatokhina, Iuliia Ramlau, Ronny Obereder, Andreas Raffetseder, Stefan etal
    Adaptive Optics with a pyramid wavefront sensor in the visible versus near-infrared
    AO4ELT6
  • 10/06/2019
    Niebsch, Jenny Pöttinger, Markus
    Tomography for SCAO
    AO4ELT6
  • 19/02/2019 , Wien
    Baum, Ann-Kristin
    Topological analysis of FMUs inliquid flow networks
    90th Annual Meeting of the International Association of Applied Mathematics and Mechanics
  • 10/12/2018 , Graz
    Norbert Lorenz
    Projektstatus EXCITE
    Projekttreffen
  • 13/10/2018 , Shanghai
    Ronny Ramlau
    Wavefront reconstruction from pyramid sensor data
    International Conference on Inverse Problems 2018
  • 15/06/2018 , Oxford
    Liebrecht, Michael Parteder, Erik
    PlateMod — Software Tools for Premium-Quality Heavy Plate Production Built with Wolfram Technologies
    European Wolfram Technology Conference
  • 13/06/2018 , Austin, Texas
    Obereder, Andreas Raffetseder, Stefan
    Dealing with Spiders on ELTs: using a Pyramid WFS to overcome residual piston effects
    spie astronomical Telescopes and Instruments