Author details

Khairul Arifah Saharudin<sup>1</sup> , Srimala Sreekantan<sup>1</sup> \*, Rabiatul Basria S. N. M. Mydin<sup>2</sup> , Norfatehah Basiron<sup>1</sup> and Warapong Krengvirat<sup>1</sup>

\*Address all correspondence to: srimala@usm.my

1 School of Materials and Mineral Resources Engineering, Engineering Campus, Universiti Sains Malaysia, Penang, Malaysia

2 Advanced Medical and Dental Institution, Universiti Sains Malaysia, Bertam, Penang, Malaysia
