Nonlinear analysis of an electrodynamic broadband energy harvesterS. Bradai, S. Naifar, C. Viehweger, O. Kanoun and G. LitakEur. Phys. J. Special Topics, 224 14-15 (2015) 2919-2927DOI: https://doi.org/10.1140/epjst/e2015-02598-0