1. Engineering Section Universiti Kuala Lumpur Malaysian Spanish Institute, Kulim Hi-Tech Park 09000 KULIM, Kedah MALAYSIA
2. Nanofabrication and Functional Materials Research Group, School of Mechanical Engineering, Engineering Campus Universiti Sains Malaysia 14300 NIBONG TEBAL Penang MALAYSIA
3. Craniofacial and Biomaterial Science Cluster Advanced Medical and Dental Institute, Universiti Sains Malaysia, Bertam 13200 KEPALA BATAS, Penang MALAYSIA