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Corresponding authors
a
Department of Electrical Engineering, Sejong University, Seoul 05006, Republic of Korea
b
Department of Physics, Riphah International University, Faisalabad Campus, Pakistan
c
Department of Physics and Astronomy, Sejong University, Seoul 05006, Republic of Korea
E-mail:
eom@sejong.ac.kr
d
Department of Semiconductor System Engineering, Sejong University, Seoul 05006, Republic of Korea
e
Department of Physics, University of Lahore, Lahore, Pakistan
f
Department of Chemistry, College of Science, King Saud University, Riyadh, Saudi Arabia
g
Department of Chemical Engineering, New Uzbekistan University, Tashkent, Uzbekistan
h
Department of Electronics and Nano Engineering, Aalto University, P.O. Box 13500, FI-00076 Aalto, Finland
E-mail:
faisal.ahmed@aalto.fi