1. Department of Optics and Quantum Electronics, University of Szeged, Dóm tér 9, Szeged 6720, Hungary
2. Wigner Research Centre for Physics, Konkoly-Thege Miklós út 29-33, Budapest 1121, Hungary
3. Department of Computational Optimization, University of Szeged, Árpád tér 2, Szeged 6720, Hungary