1. Department of Chemistry and Center for Innovation in Chemistry; Faculty of Science, Ubon Ratchathani University; Warinchamrap; Ubon Ratchathani; 34190; Thailand
2. NANOCAST Laboratory, Center for Catalysis; Department of Chemistry and Center for Innovation in Chemistry; Faculty of Science, Mahidol University; 272 Rama VI Rd., Thung Phaya Thai; Ratchathewi; Bangkok; 10400; Thailand