1. Institute of Mechanics, Materials and Civil Engineering Université catholique de Louvain 1348 Louvain‐la‐Neuve Belgium
2. Département de Génie Mécanique École Polytechnique de Montréal C.P. 6079, succ. Centre‐ville Montréal Quebec H3C 3A7 Canada
3. Applied and Computational Electromagnetics (ACE), Department of Electrical Engineering and Computer Science Montefiore Institute University of Liege 4000 Liège Belgium