Theoretical Physics Institute, Ruhr University Bochum, 44780 Bochum, Germany.

Polymer Physics, Department of Materials, ETH Zurich, Leopold-Ruzicka-Weg 4, CH-8093 Zurich, Switzerland.

Department of Applied Economics and Statistics, University of Delaware, Newark, DE 19711, USA.

Department of Physics, Jahangirnagar University, Savar, Dhaka-1342, Bangladesh.

Fakultät für Physik, Technische Universität Dortmund, 44221 Dortmund, Germany.


Department of Mathematical Physics, University of L'Aquila, L'Aquila, Italy.

Department of Mathematical Sciences, Politecnico di Torino, Corso Duca degli Abruzzi 24, 10129 Torino, Italy.

Department of Basic and Applied Sciences for Engineering (SBAI), Sapienza University of Rome, via A. Scarpa 16, 00161 Roma, Italy.
