Department of Chemistry

Nov 2007-August 2008: Young Scientist(DST-SRC Fast-Track Scheme), National Centre for Catalysis Research, Department of Chemistry, IIT Madras, Chennai-605036

April 2007-Nov. 2007: Research Associate, National Centre for Catalysis Research, Department of Chemistry, IIT Madras, Chennai-605036

June 2005-April 2007: Lecturer, Department of Chemistry, The Sacred Heart College(Autonomous, Affiliated to Thiruvalluvar University), Turupattur, Tamil Nadu

June 2004-April 2005: Lecturer, Department of Chemistry, Theivanai Ammal College for Women(Autonomous, Affiliated to Annamalai University), Villupuram, 

TamilNadu

• 1997: University first rank holder at the undergraduate level
• 1999: Qualified Graduate Aptitude Test in Engineering (GATE-99) examination at the national level
• 1999: Qualified Joint CSIR-UGC Test for Junior Research Fellowship (JRF) and Eligibility for Lecturership (NET) held on 20.6.1999.
• 2007: Young Scientist (DST-SERC Fast Track Scheme)
• Received a certificate of appreciation and cash award of Rs. 5000/- for research paper publication (impact factor more than 2) for the academic years (2014-2015, 2015-2016, 2016-2017, 2017-2018, 2022-23, and 2023-2024) from the Management, Thiagarajar College, Madurai, during the annual day function.
• Google scholar citations: 683; h- index:17; I 10-index:20

• Bis(isomaleimide) and diphenol blends: Non-isothermal degradation kinetics and TG- FTIR studies V Sarannya, S Shamim Rishwana, R Mahalakshmy, A Mahendran and C. T., Vjayakumar, Journal of Elastomers & Plastics, November 2018, 1–25, DOI: .1177/0095244318808056
• Strontium titanates with perovskite structure as photo catalysts for reduction of CO2 by water: influence of co- doping with N, S & Fe. Velu Jeyalakshmi, Rajaram Mahalakshmy, Konda Ramasamy Krishnamurthy, Balasubramanian Viswanathan, Catalysis Today 300 (2018) 152–159, 4.636, (5177, 09205861).
• Electrochemical biosensor studies of nitroketene dithioacetal -metal complexes J. Kavitha, S. Aarthi1, S. Bhuvaneshwari, L. Sakthikumar, R. Mahalakshmy INDO AMERICAN JOURNAL OF PHARMACEUTICAL SCIENCES, IAJPS 2018, 05 (02), 1253-1266, (48603, 23497750)
• Synthesis, spectral and biological studies of mixed ligand transition metal complexes of nitroketene dithioacetal with Ephedrine. J. Kavitha, L. Sakthikumar, and R. Mahalakshmy, Indo American Journal of Pharmaceutical Sciences, ISSN: 2349-7750, IAJPS 2018, 05 (01), 645-658 (Impact factor: 3.67). (48603, 23497750)
• Modified Meso-Porous Titania-Sepiolite Clay Composites for Photo-Catalytic Reduction of Carbon Dioxide, Advanced Porous Materials, 2017, Volume 5, Issue 2, Pages 88-101. ISSN: 2327-3941 (Print); EISSN: 2327-395X(online).
• Hydrogenolysis of sorbitol over Ni supported on Ca- and Ca(Sr)-hydroxy apatites R. Vijaya Shanthi, R. Mahalakshmy, K. Thirunavukkarasu, S. Sivasanker, Molecular Catalysis, December 2017, (62669, 13811171)
• Metal oxides as photo catalysts: modified sodium tantalate as catalyst for photo reduction of carbon dioxide, Velu Jeyalakshmi, Rajaram Mahalakshmy, Kanaparthi Ramesh, Peddy V.C. Rao, Nettem V. Choudary, Kandasamy Thirunavukkarasu, Konda Ramasamy Krishnamurthy, Balasubramanian Viswanathan, Molecular Catalysis, November 2017(UGC approved journal No 62669, 13811171)
•  Bis(isomaleimide) and diphenol blends: Part 1 studies on, thermal curing and thermal Degradation, V. Sarannya, S. ShamimRishwana, R. Surender, R. Mahalakshmy, C. T. Vijayakumar, Science Letters Journal, June 2017, (UGC approved journal No.64034, ISSN No. 24547239).
• Influence of support phases on the nickel-catalysed selective hydrogenation of cinnamaldehyde, M. G. Prakash, R. Mahalakshmy, K. R. Krishnamurthy, and B. Viswanathan, Eur. Chem. Bull., 2017, 6(3), 125-131. ( ISSN No 20635346).
• Electro-oxidation and Determination of Sulfur-containing Amino Acid on Screen- printed Carbon Electrode Modified with NZ. Kavitha J, Mahalakshmi R, Der Pharma Chemica, 2017, 9(12):70-75 (ISSN No. 0975413X).
• Sensitization of La modified NaTaO3 with cobalt tetra phenylporphyrin for photo-catalytic reduction of CO2 by water withUV?visible light, Velu Jeyalakshmi, Selvaraj Tamilmanib, Rajaram Mahalakshmy, Puttaiah Bhyrappa, Konda Ramasamy Krishnamurthy, Balasubramanian Viswanathanb, Department of Journal of Molecular Catalysis A: Chemical, 420 (2016) 200, 207.
• Photocatalytic reduction of carbon dioxide in alkaline medium on La modified sodium tantalate with different co-catalysts under UV?Visible radiation, Velu Jeyalakshmi, Rajaram Mahalakshmy, Konda Ramasamy Krishnamurthy, Balasubramanian Viswanathan, Catalysis Today, 266 (2016) 160? 167.
• Studies on Ni/M (M = Cu, Ag, Au) bimetallic catalysts for selective hydrogenation of cinnamaldehyde, Murthiyamma Gengatharan Prakash, Rajaram Mahalakshmy, Konda Ramaswamy Krishnamurthy, Balasubramanian Viswanathan, Catalysis Today, 263 (2016), 105? 111.
• T. M. Sankaranarayanan, R. Mahalakshmy, S. Sivasanker, Journal of Environmental Chemical Engineering Volume 3, Issue 3, September 2015, Pages 1752? 1757.
• Thermosetting isoimide resins-synthesis and thermal characterisation, V. Saranya, R. Surrender, A. Thamaraichelvan R. Mahalakshmy and C.T. Vijayakumar, ROOTS International Journal of Multidisciplinary Research, Vol. 1, Special issue 2 February 2015, 81-85. (ISSN N0:2349-8684.
• Selective hydrogenation of cinnamaldehyde on nickel nanoparticles supported on titania: role of catalyst preparation methods, Murthiyamma Gengatharan Prakash, Rajaram Mahalakshmy, Konda Ramaswamy Krishnamurthy and Balasubramanian Viswanathan, Catalysis, Science and Technology., 2015, 5, 3313-3321 ( Impact factor 4.76).
•  Visible light-driven reduction of carbon dioxide with water on modified Sr3Ti2O7 catalysts, Velu Jeyalakshmi, A. C. Rajaram Mahalakshmy, Kanaparthi Ramesh, Peddy V. C. Rao, Nettem V. Choudary, Gandham Sri Ganesh, Kandasamy Thirunavukkarasu, Konda Ramasamy Krishnamurthy and Balasubramanian Viswanathan, RSC Advances, 2015, 5, 5958. (Impact factor 3.84). 
• Phase transfer catalyst assisted synthesis, antibacterial and CNS depressant activity studies of substituted benzyl products with nitroketene dithioacetal m,otif, L.S akthikumar and R. Mahalakshmy, Indo American Journal of Pharmaceutical Research, 2015, vol.5.issue 2, 747-753. (ISSN NO: 2231-6876).
• Synthesis, characterisation, and antibacterial activity of alkyl, benzyl and chloro substituted benzyl derivatives of nitroketene dithioacetals, L. Sakthikumar1, J. Kavitha and R. Mahalakshmi, Der Pharma Chemica, 6(2), 2014, 294-298. (http://derpharmachemica.com/archive.html).
• Application of Photocatalysis for the mitigation of Carbon dioxide, V. Jeyalakshmi, K. Rajalakshmi, R. Mahalakshmy, K. R. Krishnamurthy & B. Viswanathan, Research on Chemical Intermediates, 2013, Vol. 39, 6, 2565-2602.                           
•  Liquid phase hydrogenation of crotanaldehyde over nickel supported on titania, K.J.A. Raj, M.G. Prakash, R. Mahalakshmy, T. Elangovan, B. Viswanathan, Journal of Molecular Catalysis A: Chemical 366, 2013, 92? 98.
• Liquid Phase Hydrogenation of Nitrobenzene over Nickel Supported on Titania K. Joseph Antony RAJ, M. G.Prakash, R. Mahalakshmy, T. Elanovan, B.Viswanathan, Chinese Journal of Catalysis, 2012, 33, 1-7.
• Selective hydrogenation of acetophenone over nickel supported on titania , K. Joseph Antony Raj, M. G. Prakash, R. Mahalakshmy, T. Elangovan and B. Viswanathan, Catalysis Science and Technology, 2012, 2, 1429 -1436.
• Titania-based catalysts for photoreduction of carbon dioxide: Role of modifiers, V. Jeyalakshmi, R.Mahalakshmy, K. R. Krishnamurthy & B Viswanathan, Indian Journal of Chemistry, Vol. 51A, Sept-Oct 2012, pp. 1263-1283.
• XPS and IR spectral studies on the structure of phosphate and sulphate modified titania- A combined DFT and experimental study, K. Joseph Antony Raj, R. Shanmugam, R.Mahalakshmy and B. Viswanathan, Indian Journal of Chemistry, Vol. 49A, January 2010, pp. 9-17.
• Surface functionalities of nitric acid-treated carbon: A density functional theory-based vibrational analysis, R. Mahalakshmy, P. Indraneel and B. Viswanathan, Indian Journal of Chemistry, Vol. 48A, March 2009, pp. 352-356.
• Identification of Active Phase of Sn-Sb-Mixed Oxide Partial Oxidation System: A Combined MM/DFT Study, R. Ulaganathan, R. Mahalakshmy and B. Viswanathan, Bulletin of the Catalysis Society of India, 2008, 7, 50-55.

Paper presented at international conferences:

  Photo-catalytic reduction of carbon dioxide by water on La-modified sodium tantalate with different co-catalysts under UV-Visible radiation, V. Jeyalakshmi, R. Mahalakshmy, K.R. Krishnamurthy and B. Viswanathan, 6th Asia Pacific Congress on Catalysis-APCAT- 6 held in Taiwan, Oct 13-17, 2013.

  Nickel-based bimetallic catalysts supported titania for selective hydrogenation of cinnamaldehyde, M.G. Prakash, R. Mahalakshmy, K.R. Krishnamurthy and B.Viswanathan, International conference on "Advances in new materials (ICAN-2014)", June 20-21, 2014, Department of Inorganic Chemistry, University of Madras, India.

  Visible light-driven reduction of CO2 on modified Sr3Ti2O7. V. Jeyalakshmi, R. Mahalakshmy, K Ramesh, P. V. C. Rao, N. V. Choudary, G Sriganesh, K. R. Krishnamurthy and B. Viswanathan, 248th National Meeting of ACS Division of Energy & Fuels, San Francisco, Aug.10-14, 2014.

  Synthesis, characterisation, single crystal XRD and central nervous system depressant activity studies on s, s - bis substituted benzyl derivatives of nitroketene dithioacetal, L.Sakthikumar, R.Mahalakshmy, L. Sakthikumar and R. Mahalakshmy, International Conference on "Materials and Drug Chemistry (MDC -14)", August 27th 2014, Saratucker College, Tirunelveli - 627007, Tamilnadu.

  Nickel-based bimetallic catalysts supported on titania for selective hydrogenation of cinnamaldehyde, M.G. Prakash, R. Mahalakshmy, K. R. Krishnamurthy and B. Viswanathan, International Conference on "Materials and Drug Chemistry (MDC -14)", August 27th 2014, Saratucker College, Tirunelveli- 627007, Tamilnadu.

  Greener synthesis of schiff"s and Mannich base ligands: spectral, antibacterial, corrosion inhibition and its density functional theory studies, R. Mahalakshmy and V. Gavya, International conference on "Recent advances in Materials and Chemical Sciences (ICRAMCS-2015)", December 14-15, 2015, Department of Chemistry, Gandhigram Rural Institute, Deemed University, Gandhigram-624 302, Tamilnadu, India.

  Effect of Structure of Diphenol on Polymerisation of Bis(isoimide), V. Sarannya, R. Surender, S.Shamim Rishwana, R. Mahalakshmy and C. T. Vijayakumar, International Conference on Macromolecules: Synthesis, Morphology, Processing, Structure, Properties and Applications (ICM-2016)", May 13-15, 2016, Mahatma Gandhi University, Kottayam, Kerala, India.

  . Thermal studies of polymers from Bis(isomaleimide) and diphenol blends. V. Sarannya, S. ShamimRishwana, R. Mahalakshmy and C. T. Vijayakumar, International Conference on “Functional materials(ICFM)”, September 7-8, 2017, Thiagarajar College, Madurai, Tamil Nadu, India.

  Electrochemical biosensor studies of mixed ligand transition metal complexes of nitoketene dithioacetal-levopoda. J. Kavitha, R. Mahalakshmy, L. Sakthikumar, International Conference on “Functional materials(ICFM)”, September 7-8 2017, Thiagarajar College, Madurai, Tamilnadu, India.

  . Photocatalytic reduction of carbon dioxide on Lanthanumdoped sodium tantalate photocatalyst with different co-catalysts under UV-Visible radiation. International conference on “Modern Trends in Chemistry (MTC-25), 23rd February 2018, Postgraduate and Research Department of Chemistry, Vivekananda College, Tiruvedakam West, Madurai, Tamilnadu, India.

  Synthesis and curing studies of Bis(isomaleimide), Bisphenol-A and ortho Novalac Blends V. Sarannya, R. Mahalakshmy, S. Shamim Rishwana and C.T. Vijayakumar, International Conference on “Frontier Areas in Chemistry, (ICFAC-2018)”, Post Graduate and Research Department of Chemistry, The American College, Madurai-625 002, Tamilnadu, India.

  Synthesis and characterization of FeVO4 nanoparticles towards the photocatalytic degradation of Methyl Orange dye in water. R. Mahalakshmy and R. Muneeswaran, International Conference on “Frontier Areas in Chemistry, (ICFAC-2018)”, Post Graduate and Research Department of Chemistry, The American College, Madurai-625 002, Tamilnadu, India.

  Photocatalytic degradation of textile effluents in water using FeVO4 nanoparticles. R. Mahalakshmy and R. Muneeswaran, International conference on “Recent Trends in Mathematical and Physical Modelling and Bioresource Management Strategies (RTMPM & BRM – 2019)”, National Centre of Excellence(MHRD, Department of Mathematics, Physics and Zoology, Thiagarajar College, Madurai, Tamilnadu, India, held on 12th and 13th February 2019, funded by Ministry of Human Resource Development & University Grants Commission, Govt. of India, New Delhi.

Papers presented at National Conferences

1. R. Mahalakshmy, 19th National Symposium on Catalysis titled Catalysis for Sustainable Energy and Chemicals, January 18-21, 2009, National Chemical Laboratory, Pune, India.
2. National seminar on "Modern Trends in Chemistry- 2009", September 24-25, Thiagarajar College Autonomous) Madurai, Tamilnadu, India.
3. Synthesis, Spectral and Catecholase activity of Binuclear Copper (II) Complexes, R. Mahalakshmy, S. Shanmugaprema and S.P.C Banupriya, National seminar on "Emerging Trends in Chemistry", 2010, -September 23rd and 24th, C.P.A College, Bodinayakanur, Tamilnadu, India.
4. Heterogenization of Galactose Oxidase mimic onto the surface of Oxidised Carbon, R. Mahalakshmy and S.P.C.Banupriya, National Seminar on "Recent Trends in Bio-inorganic Chemistry RTBIO-2011)", February 17th and 18th, 2011, VHNSN College, Virudhunagar, Tamilnadu, India.
5. Photocatalytic reduction of CO2 with water on CuO-TiO2: Influences of the Characteristics of titania supports, V. Jeyalakshmi, R. Mahalakshmy, K.R.Krishnamurthy and B. Viswanathan, 15th National workshop on "The role of new materials in catalysis", December 11-13, 2011, Organised on behalf of the catalysis Society of India by the National Centre for Catalysis Research, Indian Institute of Technology Madras, Chennai, Tamilndau, India.
6. Sodium tantalate-based catalysts for photo-catalytic reduction of Carbon dioxide. V. Jeyalakshmi, K.Rajalakshmi, K. R. Krishnamurthy, and B. Viswanathan, 15th National Workshop on The Role of New Materials in Catalysis, IIT Madras, December 11-13, 2011.
7. Selective hydrogenation of cinnamaldehyde to cinnamyl alcohol: Studies on Cobalt supported on different TiO2 samples, M.G. Prakash, R. Mahalakshmy, K.R. Krishnamurthy and B. Viswanathan,15th National workshop on "The role of new materials in catalysis", December 11-13, 2011,
8. Organised on behalf of the Catalysis Society of India by the National Centre for Catalysis Research, Indian Institute of Technology Madras, Chennai, Tamil Nadu, India.
9. Synthesis, spectral and antimicrobial studies of Cu (II) complexes bearing N2O2 donor sets, R. Mahalakshmy and R. Sarika, State level seminar on "New vistas in Chemistry (NVC - 2012)", 4th and 5th January, 2012, Jamal Mohamed College, Tiruchirappalli, Tamilnadu, India.
10. Influence of ligand structure on the spectral and antibacterial activity properties of Cu(II)complexes, R. Mahalakshmy and S.P.C. Banupriya, National Conference on "Emerging Trends in Chemistry (NCETC -2012)" 11th January, 2012, Bishop Heber College (Autonomous), Tiruchirappalli, Tamilnadu, India.
11. Synthesis, Spectroscopic and Antimicrobial studies of Schiff's base Cu(II) complexes, R. Sarika and Dr. R. Mahalakshmy, National conference on "Recent Trends in Chemistry" 18th September 2012, Fatima College, Madurai , Tamilnadu, India.
12. Synthesis, Spectral and Antimicrobial studies of Mannich base Cu(II) complexes R. Sarika and Dr.R. Mahalakshmy, National level seminar on "Emerging Trends in Chemistry (ETC-4)", October 4-5,2012, C.P.A (Cardamom Planters Association) College, Bodinayakanur, Tamilnadu, India.
13. Hetero structured CuO-TiO2 catalyst for Photocatalytic reduction of Carbon dioxide with water, V. Jeyalakshmi, R. Mahalakshmy, K. R. Krishnamurthy, and B.Viswanathan, 21st National Symposium on Catalysis, IICT Hyderabad, Feb. 10-13, 2013.
14. Synthesis, Spectral and Antimicrobial activity studies of Cu(II) complexes derived from Schiff's base ligands, Dr. R. Mahalakshmy, National Conference on "Frontiers in Chemistry (FIC-13)", March 14 -15, 2013, Saiva Bhanu Kshatriya College (SBK), Aruppukottai - 626 101, Virudhunagar District, Tamilnadu, India.
15. Selective hydrogenation of Cinnamaldehyde on Titania supported Nickel catalysts: Influence of catalyst preparation method, M.G. Prakash, R. Mahalakshmy, K.R. Krishnamurthy and B.Viswanathan, 16th National workshop on "Catalysis for sustainable development", February 4-5, 2014, organized on behalf of Catalysis Society of India (CSI), CSIR - National Environmental Engineering Research Institute, Nehru Marg, Nagpur - 440 020. India.
16. Visible light reduction of CO2 with water on mesoporous Titania Catalysts. V. Jeyalakshmi, R.Mahalakshmy, K. R. Krishnamurthy and B. Viswanathan, 16th National Workshop on Catalysis for Sustainable Development, CSIR-NEERI, Nehru Marg, Nagpur, Feb 4-5, 2014.
17. Hydroxyapatite-supported metal catalysts for hydrogenolysis of biomass-derived polyols and glycols, R. Vijayashanthi, R. Mahalakshmy, and S. Sivasankar, 16th National workshop on "Catalysis for sustainable development?, February 4-5, 2014, organized on behalf of Catalysis Society of India (CSI), CSIR National Environmental Engineering Research Institute, Nehru Marg, Nagpur - 440020.
18. Synthesis, Spectral and antimicrobial activity studies of Cu(II) complexes derived from Mannich and Schiff base ligands, V. Gavya and R. Mahalakshmy, National conference on "Modern Trends in Chemical Sciences (MTCS -2014), July 18 -19, 2014, VHNSN College, Virudhunagar Nagar - 626 001, Tamilnadu.
19. Synthesis, Characterization, and central nervous system depressant activity studies on S,S-Bis Substituted benzyl derivatives of nitroketene dithioacetal, L. Sakthikumar and R. Mahalakshmy, National conference on "Modern Trends in Chemical Sciences (MTCS - 2014)", July 18-19, 2014, VHNSN College, Virudhunagar Nagar - 626 001, Tamilnadu.
20. Visible light driven reduction of CO2 on modified Sr3Ti2O7 V. Jeyalakshmi, R. Mahalakshmy, K Ramesh, P V C Rao, N V Choudary, G Sriganesh, K.R Krishnamurthy and B. Viswanathan, 22nd National Symposium on Catalysis, CSIR-CSMCRI, Bhavnagar, Gujarat, Jan 7-9, 2015.
21. Thermosetting isoimide resins- synthesis and thermal characterization, V.Saranya, R. Surrender , A. Thamaraichelvan, R. Mahalakshmy and C.T. Vijayakumar, "Frontier Areas in Chemistry (FAC-2015)", February 26-27, 2015, Thiagarajar College, Madurai, Tamilnadu.
22. Influence of basicity on photo catalytic reduction of carbon dioxide by modified Na(1-x)LaxTaO(3+x) surface. V. Jeyalakshmi, R. Mahalakshmy, K. R. Krishnamurthy and B. Viswanathan. 10th Mid-Year CRSI Symposium in Chemistry, NIT, Trichy, Tamilnadu, July 23-25, 2015.
23. Synthesis of crystal X-ray diffraction analysis, antibacterial and CNS depressant activity studies of 1-((1-(4-iodobenzylthio)-2-nitorovinylthio)methyl)-4-iodobenzene, L. Sakthikumar, P. Alagarsamy, J. Devaprasanna, J. Kavitha and R. Mahalakshmy, Three day National seminar on "Emerging trends in Chemistry" under auspicious of Chemical Research Society of India (CRSI) organized by School of Chemistry, Madurai Kamaraj University, Madurai 625 021 during February 18th to 20th 2016.

Books Published

  1. Book title: Photocatalytic Materials & Surfaces for Environmental Cleanup-II, Editor: Rajesh J. Tayade. Trans Tech Publications Limited, Switzerland.

  Chapter – I: Title: Photocatalytic reduction of Carbon dioxide by water: A step towards sustainable fuels and chemicals.

  V. Jeyalakshmi, R. Mahalakshmy, K. R. Krishnamurthy and B. Viswanathan, Materials Science Forum Vol. 734 (2013) pg No: 1-62. doi:10.4028/www.scientific.net/MSF.734.1. ISBN:3037855479, 9783037855478

  2. Book title: Advanced Polymeric Materials: Synthesis and Applications Sub title: River Publishers series in Polymer Science Editors: Didier Rouxel, Sabu Thomas, Nandakumar Kalarikkal and Sajith T. Abdulrahman

  Chapter 7: Effect of Structure of Diphenol on Polymerization of Bis(isoimide) V. Sarannya, R. Surender, S. Shamim Rishwana, R. Mahalakshmy and C. T. Vijayakumar, (2018)143-170.

  River Publishers Series in Polymer Science, River Publishers, Delft, The Netherlands, Published in India by Viva Books Private Limited, ISBN: 979788793609686, e-ISBN: 9788793609679.

Lectures

  April 2013:CSIR-NET coaching class at Lady Doak College, Madurai, Tamilnadu.

  Delivered a Guest lecture on “Mitigation of Carbon dioxide” held on 18.09.2017 at V.V. Vanniaperumal College for Women (Autonomous), Virudhunagar – 626 001. Tamilnadu.