1. Mehmet Akif Ersoy University, Department of Nanoscience and Nanotechnology, Burdur, Turkey
2. J. Stefan Institute, Department of Complex Matter, Ljubljana, Slovenia
3. Nankai University, TEDA Institute of Applied Physics, School of Physics, International Sino-Slovenian Joint Research Center on Liquid Crystal Photonics, The MOE Key Laboratory of Weak-Light Nonlinear Photonics, Tianjin, China