1. School of Materials and Mineral Resources Engineering, Universiti Sains Malaysia 14300 Seberang Perai Selatan, Pulau Pinang, Malaysia
2. School of Materials and Mineral Resources Engineering, Universiti Sains Malaysia 14300 Seberang Perai Selatan, Pulau Pinang, Malaysia,
3. Intel Technology Sdn. Bhd, Pg9, Bayan Lepas Industrial Zone, Phase 3 Halaman Kampung Jawa, 11900 Penang