Affiliation: | 1.Department of Chemistry, Guru Nanak Dev University, Amritsar 143005, Punjab, India,;2.Department of Applied Physics, Guru Nanak Dev University, Amritsar 143005, Punjab, India,;3.Department of Food Science and Technology, Guru Nanak Dev University, Amritsar 143005, Punjab, India,;4.Department of Chemistry, Faculty of Science, Osaka City University, Sugimoto, Sumiyoshi-ku, Osaka 558, Japan, |