1. Department of Civil Engineering, Nanya Institute of Technology, Jhongli, Taoyuan, Taiwan 32091, R. O. C.
2. Department of Materials and Textiles, Oriental Institute of Technology, Pan-Chiao, Taiwan 22091, R. O. C.
3. Department of Chemical Engineering, Nanya Institute of Technology, Jhongli, Taoyuan, Taiwan 32091, R. O. C.,