1. Department of Chemistry , Study World College of Engineering , Coimbatore 641 105 , India
2. Department of Chemistry , Government College of Technology , Coimbatore 641 013 , India
3. Department of Physics , Karpagam Academy of Higher Education , Coimbatore 641 021 , India
4. Centre for Energy and Environment, Karpagam Academy of Higher Education , Coimbatore 641 021 , India
5. Research Center for Advanced Materials Science (RCAMS), King Khalid University , Abha , 61413 , Saudi Arabia
6. Department of Chemistry , College of Science, King Khalid University , Abha , 61413 , Saudi Arabia
7. Department of Mechanical Engineering , Keimyung University , Daegu 42601 , Republic of Korea