S Ayyappan

S Ayyappan

Government College of Technology Coimbatore - Coimbatore / India
Natural Sciences / Physics
AD Scientific Index ID: 4477184
அரசினர் தொழில்நுட்பக் கல்லூரி, கோயம்புத்தூர்
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1-) FTIR, FT-Raman spectra and ab initio, DFT vibrational analysis of 2, 4-dinitrophenylhydrazineN Sundaraganesan, S Ayyappan, H Umamaheswari, BD JoshuaSpectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 66 (1 …, 2007932007
2-) Molecular structure, vibrational spectra and DFT molecular orbital calculations (TD-DFT and NMR) of the antiproliferative drug MethotrexateS Ayyappan, N Sundaraganesan, V Aroulmoji, E Murano, S SebastianSpectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 77 (1 …, 2010552010
3-) Molecular structure, NBO and HOMO-LUMO analysis of quercetin on single layer graphene by density functional theoryM Saranya, S Ayyappan, R Nithya, RK Sangeetha, A GokilaDigest Journal of Nanomaterials and Biostructures 13 (1), 97-105, 2018392018
4-) Study on conformational stability, molecular structure, vibrational spectra, NBO, TD-DFT, HOMO and LUMO analysis of 3, 5-dinitrosalicylic acid by DFT techniquesS Sebastian, S Sylvestre, J Jayabharathi, S Ayyapan, M Amalanathan, ...Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 136 …, 2015522015
5-) Vibrational spectra, molecular structure, natural bond orbital, first order hyperpolarizability, TD-DFT and thermodynamic analysis of 4-amino-3-hydroxy-1-naphthalenesulfonic …S Sebastian, S Sylvestre, N Sundaraganesan, M Amalanathan, ...Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 107, 167-178, 2013462013