**Author details**

Bouzid Gassoumi1,3\*, Fatma Ezzahra Ben Mohamed2 , Houcine Ghalla3 and Rafik Ben Chaabane1,3

1 Laboratory of Advanced Materials and Interfaces (LIMA), University of Monastir, Faculty of Science of Monastir, Avenue of Environment, Monastir, Tunisia

2 Department of Physics, Faculty of Arts and Sciences of AlMikhwah, Al-BAHA University, Kingdom of Saudi Arabia

3 University of Monastir, Quantum and Statistical Physics Laboratory, Faculty of Science, Monastir, Tunisia

4 Institute of Light and Matter, UMR5306 University of Lyon 1-CNRS, University of Lyon, Villeurbanne Cedex, France

\*Address all correspondence to: gassoumibouzid2016@gmail.com

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