2024

Ziegler, Anna ; Merkel, Melina ; Schöps, Sebastian (2024):
Spurious modes in reduced basis approximations for Maxwell's eigenvalue problem.
In: 15th Conference on Scientific Computing in Electrical Engineering (SCEE 2024), Darmstadt. URL: https://www.scee-conferences.org/.
[Talk]

Herles, Leon ; Mally, Mario ; Merkel, Melina ; Ostrowski, Jörg ; Schöps, Sebastian (2024):
Frequency-Stable Full Maxwell Using Generalized Tree-Cotree Gauges.
In: 15th Conference on Scientific Computing in Electrical Engineering (SCEE 2024), Darmstadt. URL: https://www.scee-conferences.org/.
[Poster]

2023

Ziegler, Anna ; Merkel, Melina ; Gangl, Peter ; Schöps, Sebastian (2023):
On the computation of analytic sensitivities of eigenpairs in isogeometric analysis.
In: Computer Methods in Applied Mechanics and Engineering, 409, pp. 115961, ISSN: 0045-7825, DOI: 10.1016/j.cma.2023.115961, ARXIV: 2212.10347.
[Article]

Wiesheu, Michael ; Merkel, Melina ; Sittig, Tim ; Benke, Dimitri ; Fries, Max ; Schöps, Sebastian ; Weeger, Oliver ; Cortes Garcia, Idoia (2023):
Structural Optimization of an Axial Rotatory Magnet Assembly for Magnetocaloric Cooling.
In: Dresden Days on Magnetocalorics, Dresden, Germany.
[Poster]

Wiesheu, Michael ; Merkel, Melina ; Sittig, Tim ; Benke, Dimitri ; Fries, Max ; Schöps, Sebastian ; Weeger, Oliver ; Cortes Garcia, Idoia (2023):
Shape Optimization of a Magnetocaloric Cooling System with Isogeometric Finite Elements.
In: 22nd European Conference on Mathematics for Industry (ECMI 2023), Wroclaw, Poland. European Consortium for Mathematics in Industry.
[Talk]

Wiesheu, Michael ; Komann, Theodor ; Merkel, Melina ; Schöps, Sebastian ; Ulbrich, Stefan ; Cortes Garcia, Idoia (2023):
Combined Parameter and Shape Optimization of Electric Machines with Isogeometric Analysis.
Cornell University, ARXIV: 2311.06046.
[Preprint].

Wiesheu, Michael ; Merkel, Melina ; Sittig, Tim ; Benke, Dimitri ; Fries, Max ; Schöps, Sebastian ; Weeger, Oliver ; Cortes Garcia, Idoia (2023):
How to Build the Optimal Magnet Assembly for Magnetocaloric Cooling: Structural Optimization with Isogeometric Analysis.
In: International Journal of Refrigeration, 152, pp. 62–73, ISSN: 0140-7007, DOI: 10.1016/j.ijrefrig.2023.04.014, ARXIV: 2212.06580.
[Article]

Merkel, Melina ; Schöps, Sebastian (2023):
Modeling and Simulation of Electric Motors.
In: Workshop on Advances in Electromagnetic Research – KWT 2023, Riezlern, Austria. URL: http://maxwell-in-motion.org.
[Talk]

Merkel, Melina ; Schöps, Sebastian (2023):
Isogeometric Analysis for the Simulation of Rotating Electric Machines.
In: Seminar, Graz, Austria.
[Talk]

Merkel, Melina ; Kapidani, Bernard ; Vázquez, Rafael ; Schöps, Sebastian (2023):
Coupling Methods for H(curl) Problems and their Regularization.
In: 10th International Congress on Industrial and Applied Mathematics (ICIAM 2023), Tokyo, Japan. URL: https://iciam2023.org/.
[Talk]

Merkel, Melina (2023):
Isogeometric Modeling, Simulation and Optimization of Rotating Electric Machines. Technische Universität Darmstadt, Darmstadt.
[Dissertation]

Balian, Devin ; Merkel, Melina ; Schöps, Sebastian ; Ostrowski, Jörg (2023):
Low-Frequency Stabilization of the Electroquasistatic Field Formulation.
In: 24th Conference on the Computation of Electromagnetic Fields (COMPUMAG 2023), Kyoto, Japan. International Compumag Society. URL: https://www.compumag2023.com.
[Poster]

Merkel, Melina ; Gschwentner, Andreas ; Roppert, Klaus ; Schöps, Sebastian (2023):
Non-Conforming Isogeometric Nitsche Formulation for the Simulation of Electric Motors.
In: 24th Conference on the Computation of Electromagnetic Fields (COMPUMAG 2023), Kyoto, Japan. International Compumag Society. URL: https://www.compumag2023.com.
[Talk]

Mally, Mario ; Merkel, Melina ; Schöps, Sebastian (2023):
Tree-Cotree Gauging for Magnetostatics with Weak Dirichlet Boundary Condition.
In: Workshop on Advances in Electromagnetic Research – KWT 2023, Riezlern, Austria. URL: http://maxwell-in-motion.org.
[Poster]

Mally, Mario ; Kapidani, Bernard ; Merkel, Melina ; Schöps, Sebastian (2023):
How to Gauge Magnetostatics to Facilitate Domain Decomposition Methods.
In: Invited Talk in internal numerics seminar at EPFL, Lausanne, Switzerland.
[Talk]

Mally, Mario ; Kapidani, Bernard ; Merkel, Melina ; Schöps, Sebastian (2023):
How to Gauge Magnetostatics to Facilitate Domain Decomposition Methods.
In: 22nd European Conference on Mathematics for Industry (ECMI 2023), Wroclaw, Poland. European Consortium for Mathematics in Industry.
[Talk]

Mally, Mario ; Kapidani, Bernard ; Merkel, Melina ; Schöps, Sebastian ; Steinbach, Olaf (2023):
Tearing and Interconnecting Approach for H(curl).
In: SIAM Conference on Computational Science and Engineering 2023, Amsterdam, Netherlands. URL: https://www.siam.org/conferences/cm/conference/cse23.
[Talk]

Kapidani, Bernard ; Merkel, Melina ; Schöps, Sebastian ; Vázquez, Rafael (2023):
Arbitrary order spline representation of cohomology generators for isogeometric analysis of eddy current problems.
Cornell University, ARXIV: 2310.14313.
[Preprint].

Balian, Devin ; Merkel, Melina ; Ostrowski, Jörg ; De Gersem, Herbert ; Schöps, Sebastian (2023):
Low-Frequency Stabilization of Dielectric Simulation Problems with Conductors and Insulators.
In: IEEE Transactions on Dielectrics and Electrical Insulation, ISSN: 1070-9878, DOI: 10.1109/TDEI.2023.3277414, ARXIV: 2302.00313.
[Article]

2022

Ziegler, Anna ; Merkel, Melina ; Gangl, Peter ; Schöps, Sebastian (2022):
Isogeometric shape derivatives applied to eigenmodes of superconducting cavities.
In: Workshop on Advances in Electromagnetic Research – KWT 2022, Riezlern, Austria. URL: http://maxwell-in-motion.org.
[Poster]

Ziegler, Anna ; Merkel, Melina ; Gangl, Peter ; Schöps, Sebastian (2022):
Isogeometric Shape Derivatives for Maxwell’s Eigenproblem.
In: 15th World Congress on Computational Mechanics and 8th Asian Pacific Congress on Computational Mechanics, Yokohama. URL: https://www.wccm2022.org/.
[Talk]

Ziegler, Anna ; Merkel, Melina ; Gangl, Peter ; Schöps, Sebastian (2022):
Isogeometric Shape Derivatives for Automatic Mode Recognition.
In: 14th Conference on Scientific Computing in Electrical Engineering (SCEE 2022), Amsterdam. URL: https://www.scee-conferences.org/.
[Talk]

Ziegler, Anna ; Merkel, Melina ; Gangl, Peter ; Schöps, Sebastian (2022):
Analytic sensitivities of eigenpairs for eigenmode tracking using isogeometric analysis.
In: URSI-B Workshop Felder und Wellen, Raitenhaslach, Germany.
[Talk]

Ziegler, Anna ; Merkel, Melina ; Gangl, Peter ; Schöps, Sebastian (2022):
Shape Deformations for Maxwell’s Eigenproblem in an Isogeometric Setting.
In: SIAM Conference on Uncertainty Quantification 2022, Atlanta, USA. URL: https://www.siam.org/conferences/cm/conference/uq22.
[Talk]

Wiesheu, Michael ; Merkel, Melina ; Sittig, Tim ; Benke, Dimitri ; Fries, Max ; Schöps, Sebastian ; Weeger, Oliver ; Cortes Garcia, Idoia (2022):
Shape Optimization of a Magnetocaloric Cooling System with Isogeometric Finite Elements.
In: 20th International IGTE Symposium 2022 on Computational Methods in Electromagnetics and Multiphysics, Graz. URL: http://wp12688559.server-he.de/symp22/.
[Talk]

Merkel, Melina ; Kapidani, Bernard ; Vázquez, Rafael ; Schöps, Sebastian (2022):
Simulation and Torque Computation of Electric Machines.
In: Workshop on Advances in Electromagnetic Research – KWT 2022, Riezlern, Austria. URL: http://maxwell-in-motion.org.
[Poster]

Merkel, Melina ; Kapidani, Bernard ; Vázquez, Rafael ; Schöps, Sebastian (2022):
Simulation of Rotation in Electric Motors using Isogeometric Mortaring.
In: International Conference on Domain Decomposition Methods DD27, Prague, Czech Republic. URL: https://www.dd27.cz.
[Talk]

Merkel, Melina ; Kapidani, Bernardn ; Vázquez, Rafael ; Schöps, Sebastia (2022):
An Isogeometric Tree-Cotree Gauge for Rotating Electric Machine Models with nonconforming Interfaces.
In: 14th Conference on Scientific Computing in Electrical Engineering (SCEE 2022), Amsterdam. URL: https://www.scee-conferences.org/.
[Talk]

Merkel, Melina ; Kapidani, Bernard ; Schöps, Sebastian ; Vázquez, Rafael (2022):
Torque Computation with the Isogeometric Mortar Method for the Simulation of Electric Machines.
In: IEEE Transactions on Magnetics, ISSN: 0018-9464, DOI: 10.1109/TMAG.2022.3186247, ARXIV: 2202.05771.
[Article]

Merkel, Melina ; Kapidani, Bernard ; Vázquez, Rafael ; Schöps, Sebastian (2022):
Isogeometric Mortaring for the 3D Simulation of Electric Machines.
In: 23rd Conference on the Computation of Electromagnetic Fields (COMPUMAG 2021), Cancun, Mexico. International Compumag Society. URL: http://www.compumag2021.com.
[Talk]

Mally, Mario ; Merkel, Melina ; Schöps, Sebastian ; Steinbach, Olaf (2022):
Gauging and Domain Decomposition for Efficient Magnetoquasistatic Simulation.
In: Miniworkshop Space–Time Methods, Graz.
[Talk]

Mally, Mario ; Merkel, Melina ; Schöps, Sebastian ; Steinbach, Olaf (2022):
An All-floating Mortaring Method for Electromagnetic Application.
In: 20th International IGTE Symposium 2022 on Computational Methods in Electromagnetics and Multiphysics, Graz. URL: http://wp12688559.server-he.de/symp22/.
[Talk]

Mally, Mario ; Merkel, Melina ; Schöps, Sebastian (2022):
An All-floating IETI Method from a Mortaring Perspective.
In: Workshop on Advances in Electromagnetic Research – KWT 2022, Riezlern, Austria. URL: http://maxwell-in-motion.org.
[Talk]

Dahiya, Sumita ; Elber, Gershon ; Hong, Q Youn ; Mally, Mario ; Merkel, Melina ; Schöps, Sebastian ; Steinbach, Olaf (2022):
A IETI Method for Trivariate Geometries with nonconforming Patches based on Mortaring.
In: 15th World Congress on Computational Mechanics and 8th Asian Pacific Congress on Computational Mechanics, Yokohama. URL: https://www.wccm2022.org/.
[Talk]

Kapidani, Bernard ; Merkel, Melina ; Schöps, Sebastian ; Vázquez, Rafael (2022):
Tree-Cotree Decomposition of Isogeometric Mortared Spaces in H(curl) on Multi-Patch Domains.
In: Computer Methods in Applied Mechanics and Engineering, 395, pp. 114949, ISSN: 0045-7825, DOI: 10.1016/j.cma.2022.114949, ARXIV: 2110.15860.
[Article]

Egger, Herbert ; Harutyunyan, Mané ; Löscher, Richard ; Merkel, Melina ; Schöps, Sebastian (2022):
On torque computation in electric machine simulation by harmonic mortar methods.
In: Journal of Mathematics in Industry, ISSN: 2190-5983, DOI: 10.1186/s13362-022-00121-2, ARXIV: 2112.05572.
[Article]

2021

Ziegler, Anna ; Merkel, Melina ; Gangl, Peter ; Georg, Niklas ; Schöps, Sebastian (2021):
Isogeometric Shape Derivatives applied to Eigenvalue Tracking for Superconducting Cavities.
In: Workshop on Advances in Electromagnetic Research – KWT 2021, Virtual Conference. URL: http://maxwell-in-motion.org.
[Talk]

Merkel, Melina ; Kapidani, Bernard ; Vázquez, Rafael ; Schöps, Sebastian (2021):
Tree-Cotree Gauging and Isogeometric Mortaring for the Simulation of Electric Machines.
In: Workshop on Advances in Electromagnetic Research – KWT 2021, Virtual Conference. URL: http://maxwell-in-motion.org.
[Talk]

Merkel, Melina ; Gangl, Peter ; Schöps, Sebastian (2021):
Shape Optimization of Rotating Electric Machines using Isogeometric Analysis.
In: IEEE Transactions on Energy Conversion, ISSN: 0885-8969, DOI: 10.1109/TEC.2021.3061271, ARXIV: 1908.06009.
[Article]

Merkel, Melina ; Gangl, Peter ; Schöps, Sebastian (2021):
Shape Optimization of Rotating Electric Machines Using Isogeometric Analysis and Mortaring.
In: 14th World Congress in Computational Mechanics and ECCOMAS Congress, Paris. URL: https://virtual.wccm-eccomas2020.org.
[Talk]

Egger, Herbert ; Harutyunyan, Mané ; Merkel, Melina ; Schöps, Sebastian (2021):
On the stability of harmonic mortar methods with application to electric machines.
In: Scientific Computing in Electrical Engineering SCEE 2020, Mathematics in Industry. Springer. ISBN: 978-3-030-81454-0, ARXIV: 2005.12020.
[In Proceedings]

2020

Merkel, Melina ; Schöps, Sebastian (2020):
Isogeometric Mortaring for the Simulation of Electric Machines.
In: Workshop on Advances in Electromagnetic Research – KWT 2020, Virtual Conference. URL: http://maxwell-in-motion.org.
[Talk]

2019

Merkel, Melina ; Bontinck, Zeger ; Corno, Jacopo ; Casper, Thorben ; Schöps, Sebastian ; De Gersem, Herbert (2019):
Convergence and Stability of Harmonic Stator-Rotor Coupling for the Simulation of Rotating Electric Machines using Isogeometric Analysis.
In: Seminar, Muroran, Japan.
[Talk]

Merkel, Melina ; Gangl, Peter ; Schöps, Sebastian ; De Gersem, Herbert (2019):
Shape Optimization of Electric Machines using Isogeometric Analysis.
In: Workshop on Advances in Electromagnetic Research – KWT 2019, Riezlern, Austria. URL: http://maxwell-in-motion.org.
[Talk]

Merkel, Melina ; Gangl, Peter ; Schöps, Sebastian ; De Gersem, Herbert (2019):
Shape Optimization of Rotating Electric Machines using Isogeometric Analysis and Harmonic Stator-Rotor Coupling.
In: 22nd Conference on the Computation of Electromagnetic Fields (COMPUMAG 2019), Paris, France. International Compumag Society. URL: http://www.compumag2019.com.
[Talk]

Merkel, Melina (2019):
Shape Optimizing a Permanent Magnet Synchronous Machine using Isogeometric Analysis. Technische Universität Darmstadt, Darmstadt.
[Master's Thesis]

Merkel, Melina ; Gangl, Peter ; Schöps, Sebastian ; De Gersem, Herbert (2019):
Using Isogeometric Analysis for the Shape Optimization of Rotating Electric Machines Coupled by Harmonic Stator-Rotor Coupling.
In: VII International Conference on Isogeometric Analysis (IGA 2019), München. URL: http://congress.cimne.com/IGA2019/.
[Talk]

2018

Merkel, Melina ; Bontinck, Zeger ; Corno, Jacopo ; Casper, Thorben ; Schöps, Sebastian ; De Gersem, Herbert (2018):
Simulation of Rotating Electric Machines Using Isogeometric Analysis with Harmonic Stator-Rotor Coupling.
In: Seminar, Graz, Austria.
[Talk]

Merkel, Melina ; Bontinck, Zeger ; Corno, Jacopo ; Casper, Thorben ; Schöps, Sebastian ; De Gersem, Herbert (2018):
Harmonic Stator-rotor Coupling for The Simulation of Electrical Machines Using Isogeometric Analysis.
In: 18th Biennial IEEE Conference on Electromagnetic Field Computation (CEFC 2018), Hangzhou, China. URL: http://www.cefc2018.org.
[Poster]

Merkel, Melina ; Bontinck, Zeger ; Corno, Jacopo ; Schöps, Sebastian ; De Gersem, Herbert (2018):
Harmonic Stator-rotor Coupling for The Simulation of Electrical Machines Using Isogeometric Analysis.
In: Workshop on Advances in Electromagnetic Research – KWT 2018, Riezlern, Austria. URL: http://maxwell-in-motion.org.
[Poster]

Kulchytska-Ruchka, Iryna ; Merkel, Melina ; Schöps, Sebastian (2018):
Parallel-In-Time Methods for the Computation of Electromagnetic Fields.
In: Mathematisches Kolloquium der Bergischen Universität Wuppertal, Wuppertal.
[Talk]

2017

Schöps, Sebastian ; Merkel, Melina ; Niyonzima, Innocent (2017):
Parallel-In-Time Methods for the Simulation of Electromagnetic Field Problems.
In: URSI-B Workshop Felder und Wellen, Groß-Behnitz, Germany.
[Talk]

Merkel, Melina ; Niyonzima, Innocent ; Schöps, Sebastian (2017):
ParaExp using Leapfrog as Integrator for High-Frequency Electromagnetic Simulations.
In: Radio Science, 52, (12), pp. 1558–1569, ISSN: 0048-6604, DOI: 10.1002/2017RS006357, ARXIV: 1705.08019.
[Article]

Merkel, Melina ; Niyonzima, Innocent ; Schöps, Sebastian (2017):
ParaExp using Leap-Frog as Integrator for High-Frequency Electromagnetic Simulations.
In: SIAM Conference on Computational Science and Engineering (CSE) 2017, Atlanta, Gergia, USA. URL: https://www.siam.org/meetings/cse17/.
[Talk]

2016

Merkel, Melina ; Niyonzima, Innocent ; Schöps, Sebastian (2016):
An Application of ParaExp to Electromagnetic Waves.
In: 22nd URSI International Symposium on Electromagnetic Theory (EMTS 2016), Espoo, Finland. URL: http://www.emts2016.org.
[Talk]

Merkel, Melina (2016):
Investigation of ParaExp for Hyperbolic Problems. Technische Universität Darmstadt, Darmstadt.
[Bachelor's Thesis]

Merkel, Melina ; Niyonzima, Innocent ; Schöps, Sebastian (2016):
An Application of ParaExp to Electromagnetic Waves.
In: 2016 URSI International Symposium on Electromagnetic Theory (EMTS), 121–124. IEEE. ISBN: 978-1-5090-2503-9, DOI: 10.1109/URSI-EMTS.2016.7571330, ARXIV: 1607.00368.
[In Proceedings]