1. ELETTRA Sincrotrone Trieste S.C.p.A., S.S. 14 Km 163.5 34149 Basovizza, Trieste Italy
2. Université de Lille CNRS Centrale Lille ENSCL Univ. Artois – UCCS Lille France
3. Electrical Engineering Department Federal University of Espírito Santo (UFES) Vitória ES Brazil