2023

Galetzka, Armin ; Loukrezis, Dimitrios ; Georg, Niklas ; De Gersem, Herbert ; Römer, Ulrich (2023)
An hp-adaptive multi-element stochastic collocation method for surrogate modeling with information re-use.
In: International Journal for Numerical Methods in Engineering, 124 (12)
doi: 10.1002/nme.7234
Artikel, Bibliographie

2022

Georg, Niklas (2022)
Surrogate Modeling and Uncertainty Quantification for Radio Frequency and Optical Applications.
Technische Universität Darmstadt
doi: 10.26083/tuprints-00021149
Dissertation, Erstveröffentlichung, Verlagsversion

2021

Ziegler, Anna ; Georg, Niklas ; Schöps, Sebastian (2021)
Eigenvalue Tracking based on Shape Morphing and Isogeometric Analysis for Automatic Mode Classification of Accelerator Cavities.
21st ECMI Conference on Industrial and Applied Mathematics (ECMI 2021). virtual Conference (13.04.2021-15.04.2021)
Konferenzveröffentlichung, Bibliographie

Ziegler, Anna ; Georg, Niklas ; Schöps, Sebastian (2021)
Eigenvalue Tracking for Automatic Mode Classification of Accelerator Cavities based on Shape Morphing.
GAMM CSE Workshop 2021. virtual Conference (15.01.2021-29.01.2021)
Konferenzveröffentlichung, Bibliographie

2020

Georg, Niklas ; Römer, Ulrich (2020)
Conformally mapped polynomial chaos expansions for Maxwell's source problem with random input data.
In: International Journal of Numerical Modelling: Electronic Networks, Devices and Fields, 33 (6)
doi: 10.1002/jnm.2776
Artikel, Bibliographie

2019

Georg, Niklas ; Römer, Ulrich ; Schöps, Sebastian
Hrsg.: Sievers, Denis (2019)
Surrogate Modeling for Optical Gratings based on Polynomial Approximations and Conformal Maps.
30th Workshop on Advances in Electromagnetic Research - KWT 2019. Rietzlern, Austria (24.08.2019-24.08.2019)
Konferenzveröffentlichung, Bibliographie

Georg, Niklas ; Ackermann, Wolfgang ; Corno, Jacopo ; Schöps, Sebastian (2019)
Uncertainty Quantification for Maxwell's Eigenproblem based on Isogeometric Analysis and Mode Tracking.
In: Computer Methods in Applied Mechanics and Engineering, 350
doi: 10.1016/j.cma.2019.03.002
Artikel, Bibliographie

Schmitt, Nikolai ; Georg, Niklas ; Gauthier, Brière ; Loukrezis, Dimitrios ; Héron, Sébastien ; Lanteri, Stéphane ; Klitis, Charalambos ; Sorel, Marc ; Römer, Ulrich ; De Gersem, Herbert ; Vézian, Stéphane ; Genevet, Patrice (2019)
Optimization and uncertainty quantification of gradient index metasurfaces.
In: Optical Materials Express, 9 (2)
doi: 10.1364/OME.9.000892
Artikel, Bibliographie

Fuhrländer, Mona ; Georg, Niklas ; Schöps, Sebastian (2019)
Yield Estimation and Optimization of Electromagnetic Devices.
9th International Congress on Industrial and Applied Mathematics (ICIAM 2019).
Konferenzveröffentlichung, Bibliographie

2018

Georg, Niklas ; Corno, Jacopo ; De Gersem, Herbert ; Zadeh, Shahnam Gorgi ; Römer, Ulrich ; Schöps, Sebastian ; Sulimov, Alexey ; Rienen, Ursula van (2018)
Uncertainty quantification for the fundamental mode spectrum of the European XFEL Cavities.
13th International Computational Accelerator Physics Conference (ICAP18).
Konferenzveröffentlichung, Bibliographie

Georg, Niklas ; Loukrezis, Dimitrios ; Römer, Ulrich ; Schöps, Sebastian (2018)
Uncertainty Quantification for an Optical Grating Coupler with Adjoint-based Adaptive Collocation.
Workshop on Advances in Electromagnetic Research — KWT 2018. Rietzlern, Austria
Konferenzveröffentlichung, Bibliographie

Georg, Niklas ; Römer, Ulrich ; Schöps, Sebastian ; Schuhmann, Rolf (2018)
Uncertainty Quantification for an Optical Grating Coupler using Adaptive Stochastic Collocation.
SIAM Conference on Uncertainty Quantification 2018.
Konferenzveröffentlichung, Bibliographie

Briere, Gauthier ; Genevet, Patrice ; Schmitt, Nikolai ; Lanteri, Stéphane ; Scheid, Claire ; Georg, Niklas ; Loukrezis, Dimitrios ; Römer, Ulrich (2018)
High Efficiency Gradient Index GaN Metasurfaces.
Nanophotonics and Micro/Nano Optics International Conference. Rom, Italy (01.10.2018-03.10.2018)
Konferenzveröffentlichung, Bibliographie

2017

Georg, Niklas ; Römer, Ulrich ; Schöps, Sebastian (2017)
Uncertainty Quantification for a Plasmon Waveguide using Stochastic Collocation.
Workshop on Advances in Electromagnetic Research — KWT 2017.
Konferenzveröffentlichung, Bibliographie

Ackermann, Wolfgang ; Corno, Jacopo ; De Falco, Carlo ; Georg, Niklas ; Kellermann, Malena ; Krimm, Alexander ; Schöps, Sebastian
Hrsg.: Schuhmann, Rolf (2017)
Eigenvalue Tracking for the Sensitivity Analysis of Resonant Modes in Superconducting Cavities.
URSI-B Workshop Felder und Wellen. Groß-Behnitz, Germany
Konferenzveröffentlichung, Bibliographie

2016

Ackermann, Wolfgang ; Corno, Jacopo ; De Falco, Carlo ; Georg, Niklas ; Kellermann, Malena ; Krimm, Alexander ; Schöps, Sebastian (2016)
Eigenvalue Tracking for the Sensitivity Analysis of Higher Order Modes.
ICFA Mini Workshop on High Order Modes in Superconducting Cavities (HOMSC) 2016.
Konferenzveröffentlichung, Bibliographie