Affiliation: | 1. Department of Physics, KSR Polytechnic College, Tiruchengode, 637 215, Tamilnadu, India 2. Department of Physics, TRP Engineering College, Trichy, 621 105, Tamilnadu, India 3. Department of Chemistry, King College of Technology, Namakkal, 637020, Tamilnadu, India 4. Department of Chemistry, Government Arts College, Thiruverumbur, 620022, Tamilnadu, India 5. Department of Chemistry, KSR College of Technology, Tiruchengode, 637 215, Tamilnadu, India
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