1. a School of Engineering Science, LUT University, Sammonkatu 12, Mikkeli 50130, Finland
2. b Department of Chemical and Metallurgical Engineering, School of Chemical Engineering, Aalto University, Kemistintie 1, Espoo, P.O. Box 16100, FI-00076, Finland
3. c Department of Chemical Engineering, School of Mining, Metallurgy and Chemical Engineering, University of Johannesburg, P.O. Box 17011, Doornfontein 2028, South Africa
4. d Department of Applied Physics, Faculty of Science and Technology, Universiti Kebangsaan Malaysia, Bangi, Selangor 43600, Malaysia
5. e Zhejiang Rongsheng Environmental Protection Paper Co. Ltd, No. 588 East Zhennan Road, Pinghu Economic Development Zone, Zhejiang 314213, China
6. f International Research Centre of Nanotechnology for Himalayan Sustainability (IRCNHS), Shoolini University, Solan, Himachal Pradesh 173212, India
7. g School of Engineering Science, LUT University, Mukkulankatu 19, Lahti 15210, Finland