TKM

COLLEGE OF ARTS
& SCIENCE

Re-accredited by NAAC with "A++" Grade
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TKM COLLEGE OF ARTS & SCIENCE

Re-accredited by NAAC with "A++" Grade

T.K.M. COLLEGE OF ARTS & SCIENCE

Re-accredited by NAAC with "B++" Grade

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Education

CourseInstitutionPeriod
M. Sc. Chemistry School of Chemical Sciences, M. G. University, Thiruvananthapuram 1996-1998
Ph. D. NIIST-Thiruvananthapuram 1999-2004

Professional Experiences

InstitutionPeriod
Assistant Professor Department of Chemistry T. K. M. College of Arts and Science, Kollam 2012 to present
Postdoctoral Research Fellow School of Chemistry and Biochemistry, Georgia Institute of Technology, Atlanta, GA (Advisor: Professor Christoph J. Fahrni). May 2006 – January 2012
Postdoctoral Research Fellow Lehrstuhl fűr Umweltmesstechnik, Universitat Karlsruhe (TH) 76128 Karlsruhe, Germany (Advisor: Prof. Andre Braun). Jan 2005 – May 2006

Publications

∎Graphene Quantum Dots Derived from Honey and Mangostin as Sustainable Materials to Construct Fluorescence Turn-On Molecular Switches for Pesticide Detection, Chandranpillai Lalithabai Lekshmi, Unnikrishnapillai Saraswathy Swathy, Keerthi Vijayan, Haleema Simimole, and Sarojiniamma Sumalekshmy*, ChemistrySelect, 2023, 8, e202204869 1-5

∎ Review on Synthetic and Pharmacological Potential of Compounds Isolated from Garcinia mangostana Linn.Swathy Unnikrishna Pillai Saraswathy, Lekshmi Chandran Pillai Lalitha, Sherifa Rahim, Chithra Gopinath, Simimole Haleema*, Sumalekshmy Sarojini Amma*, Hassan Y. Aboul-Enein*, Phytomedicine Plus, 2022, 2, 100253

∎ A highly sensitive GC-MS method for simultaneous determination of Anacardic Acids in Cashew (Anacardiumoccidentale) Nut Shell oil in presence of other phenolic lipid derivatives, Osmana, S. M.; Abdel-Megied, A. M.; Zain Eldain, M. H.; Simimole, H.; ChithraGopinath; Sumalekshmy, S.; Aboul-Enein, H. Y., Biomedical Chromatography, 2019, 33,e4659

∎ Chromis-1, a Ratiometric Fluorescent Probe Optimized for Two-Photon Microscopy Reveals Dynamic Changes in Labile Zn(II) in Differentiating Oligodendrocytes, Bourassa, D.; Elitt, C. M.; McCallum, A. M.; Sumalekshmy, S.; Mcrae, R. L.; Morgan, M. T.; Siegel, N.; Perry, J. W.; Rosenberg, P. A.; Fahrni, C. J. ACS Sensors, 2018, 3,458-467 9

∎ Probing Ternary Complex Equilibria of Crown Ether Ligands by Time-Resolved Fluorescence Spectroscopy, Morgan, M. T.; Sumalekshmy, S.; Sarwar, M.; Beck, H.; Crooke, S.; Fahrni, C. J., J. Phys. Chem. B, 2014, 118, 14196-14202

∎Metal-ion-responsive fluorescent probes for two-photon excitation microscopy, Sumalekshmy, S. and Fahrni, C. J. Chem. Mater.2011, 23, 483-500.

∎Up-scaling aerosol functionalization. Photooxychlorination using vacuum- ultraviolet radiation (VUV), Vicente, J. S., Gejo, J. L., Rothenbacher, S., Sumalekshmy, S., Gogritchiani, E., Woerner, M., Oliveros, E. and Braun, A. M. ARKIVOC ,2011, 6, 210-226.

∎VUV-photochemical functionalization of polystyrene aerosols, Vicente, J. S., Gejo, J. L., Rothenbacher, S., Sumalekshmy, S., Gogritchiani, E., Miranda, M. A., Woerner, M., Oliveros, E., Kasper, G. and Braun, A. M. In Basics and Applications of Photopolymerization Reactions, Vol. 3, 2010, 47-65.

∎In Situ Imaging of Metals in Cells and Tissues, McRae, R., Bagchi, P., Sumalekshmy, S. and Fahrni, C. J. Chem. Rev. 2009, 109, 4780-4827.

∎Oxidation of polystyrene aerosols by VUV-photolysis and/or ozone, Vicente, J. S., Gejo, J. L., Rothenbacher, S., Sumalekshmy, S., Gogritchiani, E., Woerner, M., Kasper, G. and Braun, A. M. Photochem. Photobiol. Sci. 2009, 8, 944-952.

∎Design of Emission Ratiometric Metal-Ion Sensors with Enhanced Two-Photon Cross Section and Brightness, Sumalekshmy, S., Henary, M. M., Siegel, N. N., Lawson, P. V., Wu, Y., Schmidt, K., Bredas, J. -L.; Perry, J. W. and Fahrni, C. J. J. Am. Chem. Soc. 2007, 129, 11888-11889.

∎Excited-State Intramolecular Proton Transfer in 2-(2'-Arylsulfonamidophenyl) benzimidazole Derivatives: The Effect of Donor and Acceptor Substituents, Henary, M. M., Wu, Y., Cody, J., Sumalekshmy, S., Li, J., Mandal, S. and Fahrni, C. J. J. Org. Chem.2007, 72, 4784-4797.

∎Vacuum-ultraviolet photochemically initiated modification of polystyrene surfaces: morphological changes and mechanistic investigations, Gejo, J. L., Narayanapillai, M., Sumalekshmy, S., Glieman, H., Schimmel, T., Woerner, M. and Braun, A. M. Photochem. Photobiol. Sci. 2006, 5, 948-954

∎Intramolecular charge transfer processes in donor-acceptor substituted vinyltetrahydropyrenes, Sumalekshmy S. and Gopidas, K. R. Photochem. Photobiol. Sci., 2005, 4, 539-546.

∎Synthesis and photophysical studies of few donor-acceptor substituted tetrahydropyrenes, SumalekshmyS. and Gopidas, K. R. New J. Chem.2005, 29, 325-331.

∎Photoinduced intramolecular charge transfer in donor-acceptor substituted tetrahydropyrenes, SumalekshmyS. and Gopidas, K. R. J. Phys. Chem. B 2004, 108, 3705-3712.

Research Projects

Title of the ProjectFunding AgencyAmountPeriod
Design of Ratiometric Fluorescent Probes for Diagnostic and Imaging Applications DST-SERB 14 lakhs 2014-2017
Molecular logic gates based on naturally derived molecules for the detection of pesticides KSCSTE File No. 909/SPS63/2018/KSCSTE 10000 2018 (one year)

Research

Guideship – University of Kerala, Center – T. K. M. College of Arts and Science, Kollam

Name of the Student with IDYear of admissionFellowship
Lekshmi C. L 2018 UGC- SRF
Sherifa Rahim 2017
Swathy U. S. 2020 CSIR-JRF

∎ A highly sensitive GC-MS method for simultaneous determination of Anacardic Acids in Cashew (Anacardiumoccidentale) Nut Shell oil in presence of other phenolic lipid derivatives,

Osmana, S. M.; Abdel-Megied, A. M.; Zain Eldain, M. H.; Simimole, H.; ChithraGopinath; Sumalekshmy, S.; Aboul-Enein, H. Y., Biomedical Chromatography, 2019 (early view: https://doi.org/10.1002/bmc.4659)