Affiliation: | a Department of Chemical and Materials Engineering, National University of Kaohsiung, Kaohsiung 811, Taiwan, ROC b Department of Chemical and Materials Engineering, Cheng Shiu University, Kaohsiung 833, Taiwan, ROC c Department of Electronics, Cheng Shiu University, Kaohsiung 833, Taiwan, ROC d Department of Chemical and Materials Engineering, National Kaohsiung University of Applied Sciences, Kaohsiung 807, Taiwan, ROC |