b
CONN Centre for Renewable Research, University of Louisville, Louisville, USA
c
Plasma Nanoscience Centre Australia (PNCA), CSIRO Materials Science and Engineering, P.O. Box 218, Lindfield, Australia
d
Plasma Nanoscience, School of Physics, The University of Sydney, Sydney, Australia
e
Center for Computational Sciences, University of Kentucky, Lexington, USA
f
Department of Physics and Astronomy, University of Kentucky, Lexington, USA