1. Department of Physics and Nanotechnology, SRM Institute of Science and Technology, Kattankulathur, Tamil Nadu 603203, India
2. Department of Electronics Engineering, University of Rome Tor Vergata, Via del Politecnico 1, 00133 Roma, Italy
3. Sensors Lab, Computer, Electrical, and Mathematical Sciences and Engineering Division (CEMSE), King Abdullah University of Science and Technology (KAUST), Thuwal 23955-6900, Kingdom of Saudi Arabia
4. New Industry Creation Hatchery Center (NICHe), Tohoku University, Sendai, Miyagi 980-8579, Japan
5. Department of Chemical Science and Technologies, University of Rome Tor Vergata. Via della Ricerca Scientifica, 00133 Roma, Italy
6. CHOSE-Centre for Hybrid and Organic Solar Energy, Department of Electronic Engineering, University of Rome Tor Vergata, Via del Politecnico 1, 00133 Rome, Italy