1. School of Civil Engineering, Faculty of Engineering , Universiti Teknologi Malaysia , Skudai, Johor , Malaysia .
2. Department of Bioprocess and Polymer Engineering, Faculty of Engineering , Universiti Teknologi Malaysia , Skudai, Johor , Malaysia .
3. Centre for Advanced Composite Materials (CACM), School of Civil Engineering, Faculty of Engineering , Universiti Teknologi Malaysia , Skudai, Johor , Malaysia .