Total research paper: 40; Book Chapters: 07; Total citations: 4042; H-Index: 26 scholar.google.co.in/citations?user=db4SVDcAAAAJ&hl=en
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Patent
1. A process for the preparation of nanosized iron oxide pigment and ammonium chloride from waste pickling acid. (Applied)
Research Paper
40. M. Sutharsan, K. S. Murugan, K. Narayanan, Thillai Sivakumar Natarajan*, Chitosan/agar-agar/TiO2 biopolymer nanocomposite film for solar photocatalysis, antibacterial activity, and food preservation applications, Next Materials (2025), 9, 101225 DOI https://doi.org/10.1016/j.nxmate.2025.101225
39. K. Narayanan, K. S. Murugan, M. Sutharsan, M.Thomas, Thillai Sivakumar Natarajan*, Solar light activated ZnO/g-C3N4 nanocomposites with improved water pollutant treatment and antibacterial efficiency, Journal of Nanoparticle Research (2025), 27, 244 IF:2.6 DOI https://doi.org/10.1007/s11051-025-06419-7
38. K. Narayanan, K. S. Murugan, Thillai Sivakumar Natarajan*, Silver nanoparticles integrated SnO2/g-C3N4 nanocomposite as highly sensitive electrochemical sensor for ascorbic acid, Journal of Industrial and Engineering Chemistry (2025), IF:6.0 DOI https://doi.org/10.1016/j.jiec.2025.07.029
37. K. Narayanan, K. S. Murugan, Thillai Sivakumar Natarajan*, Ag@NiO/g-C3N4 nanocomposite: An efficient and high-performance electrochemical sensor for acetaminophen detection, New Journal of Chemistry (2025), 49, 4703-4715. IF:2.5 DOI https://doi.org/10.1039/D4NJ05527F
36. M. Sutharsan, K. S. Murugan, K. Narayanan, Thillai Sivakumar Natarajan*, Chitosan/Polyvinyl Alcohol/g-C3N4 Nanocomposite Film: An Efficient Visible Light-Responsive Photocatalyst and Antimicrobial Agent, Processes (2025), 13 (1), 229, IF:2.8 https://doi.org/10.3390/pr13010229
35. N. Roshini, K. P. Murugan, K. Sekar, Thillai Sivakumar Natarajan*, Bismuth oxyhalides-chrome tanned leather shaving waste activated carbon nanocomposites: Evaluating the influence of halides and chromium oxide-embedded activated carbon on catalytic activity, Journal of Environmental Chemical Engineering, (2025), 13, 115089, IF:7.3 https://doi.org/10.1016/j.jece.2024.115089
34. Sajith Babu M.K., N. Katchala, Thillai Sivakumar Natarajan, S. Suresh, K. Srinivasarao, Nd(III) and Dy(III) extraction from discarded NdFeB magnets using TOPO-based hydrophobic eutectic solvents, Journal of Molecular Liquids, (2024), 402, 124697, IF:6.0 doi.org/10.1016/j.molliq.2024.124697
33. S. Mariyappan, A. Nithish, K. Sekar*, Thillai Sivakumar Natarajan*, Metal-Organic Frameworks (MOFs) for Energy Production, Gaseous Fuels and Electrochemical Energy Storage Applications, Physical Chemistry Chemical Physics, (2023), IF:3.3 doi.org/10.1039/D3CP04297A
32. P.J.J. Sagayaraj, A. Augustin, M. Shanmugam, B. Honnappa, Thillai Sivakumar Natarajan*, K. Wilson, A. F. Lee, K. Sekar*, Graphene Quantum Dots for Photocatalytic CO2 Reduction, Energy Technology, (2023), IF:3.8 https://doi.org/10.1002/ente.202300563
31. V. Mozhiarasi, Thillai Sivakumar Natarajan, V. Karthik, P. Anburajan, Potential of biofuel production from leather solid wastes: Indian scenario, Environmental Science and Pollution Research, (2023), Impact factor (IF): 5.8 https://doi.org/10.1007/s11356-023-28617-3
30. G.S. Kamble, Thillai Sivakumar Natarajan, S.S. Patil, M. Thomas, R.K. Chougale, P.D. Sanadi, U.S. Siddharth, Y.-C. Ling, BiVO4 as a Sustainable and Emerging Photocatalyst: Synthesis Methodologies, Engineering Properties, and Its Volatile Organic Compounds Degradation Efficiency, Nanomaterials, (2023), 13, 1528, Impact factor (IF): 5.3 https://doi.org/10.3390/nano13091528
29. V. Mozhiarasi, Thillai Sivakumar Natarajan, K. Dhamodharan, A high-value biohythane production: Feedstocks, reactor configurations, pathways, challenges, technoeconomics and applications, Environmental Research, (2023), 219, 115094, Impact factor (IF): 8.3 doi.org/10.1016/j.envres.2022.115094
28. V. Mozhiarasi*, Thillai Sivakumar Natarajan *, Bael fruit shell–derived activated carbon adsorbent: effect of surface charge of activated carbon and type of pollutants for improved adsorption capacity, Biomass Conversion and Biorefinery (2022), Impact factor (IF): 4.0 doi.org/10.1007/s13399-022-03211-8
27. V. Mozhiarasi*, Thillai Sivakumar Natarajan*, Slaughterhouse and poultry wastes: management practices, feedstocks for renewable energy production, and recovery of value-added products, Biomass Conversion and Biorefinery (2022), IF: 4.0 doi.org/10.1007/s13399-022-02352-0
26. Thillai Sivakumar Natarajan *, and R. J. Tayade*, Direct dual CaIn2S4/Bi2WO6 semiconductor nanocomposites with efficient inter‑cross‑sectional charge carrier transfer for enhanced visible light photocatalysis Journal of Nanoparticle Research 23, Article number: 127 (2021) doi.org/10.1007/s11051-021-05252-y IF: 2.5
25. M. Arumugam, Thillai Sivakumar Natarajan, T. Saelee, S. Praserthdam, M. Ashokkumar, P. Praserthdam, Recent developments on bismuth oxyhalides (BiOX- X = Cl, Br, I) based ternary nanocomposite photocatalysts for environmental applications, Chemosphere, 282, 131054, 2021. doi.org/10.1016/j.chemosphere.2021.131054 IF: 8.8
24. Thillai Sivakumar Natarajan *, V. Mozhiarasi and R. J. Tayade*, Nitrogen Doped Titanium Dioxide (N-TiO2): Synopsis of Synthesis Methodologies, Doping Mechanisms, Property Evaluation and Visible Light Photocatalytic Applications, Photochem, 1, 371-410, 2021.doi.org/10.3390/photochem1030024
23. Thillai Sivakumar Natarajan, Praveen K. G., Kalithasan N., H. C. Bajaj, R. J. Tayade, TiO2/graphene oxide nanocomposite with enhanced photocatalytic capacity for degradation of 2,4-dichlorophenoxyacetic acid herbicide, Water-Energy Nexus, 4, 103-112, 2021 doi.org/10.1016/j.wen.2021.07.001
22. K. Natarajan, Thillai Sivakumar Natarajan, H. C Bajaj, R. J Tayade, Rutile Phase dominant TiO2 formed by thermal treatment and its high photocatalytic activity under narrow spectrum ultraviolet light emitting diodes, Material Research Express, 6 (015049), 1-16, 2019, iopscience.iop.org/article/10.1088/2053-1591/aae861 IF : 2.3
21. Thillai Sivakumar Natarajan, K. R. Thampi, R. J Tayade, Visible Light Driven Redox-mediator-free Dual Semiconductor Photocatalytic Systems for Pollutant Degradation and the Ambiguity in Applying Z-scheme Concept, Applied Catalysis B Environmental 227, 296-311, 2018, doi.org/10.1016/j.apcatb.2018.01.015 IF:22.1
20. S. P. Manalu, Thillai Sivakumar Natarajan, M. D. Guzman, Y.F. Wang, T. C. Chang, F.-C. Yen, S. J. You, Synthesis of ternary g-C3N4/Bi2MoO6/TiO2 nanotube composite photocatalysts for the decolorization of dyes under visible light and direct sunlight irradiation, Green Processing and Synthesis, 7, 493-505, 2018, doi.org/10.1515/gps-2017-0077, IF:4.3
19. M. Thomas, Thillai Sivakumar Natarajan, M. U. D. Sheikh, M. Bano, F. Khan, Self-organized graphene oxide and TiO2 nanoparticles incorporated alginate/carboxymethyl cellulose nanocomposites with efficient photocatalytic activity under direct sunlight, Journal of Photochemistry and Photobiology A: Chemistry, 346, 113-125, 2017, doi.org/10.1016/j.jphotochem.2017.05.037 IF: 4.3
18. Thillai Sivakumar Natarajan, J. Y. Lee, H. C. Bajaj, W. K. Jo, R. J. Tayade, Synthesis of Multiwall Carbon Nanotubes /TiO2 Nanotube Composites with Enhanced Photocatalytic Decomposition Efficiency Catalysis Today, 282,13-23, 2017 doi.org/10.1016/j.cattod.2016.03.018, IF: 5.3
17. Thillai Sivakumar Natarajan, H. C. Bajaj, R. J. Tayade, Palmyra tuber peel plant waste derived activated carbon and anatase TiO2 nanotube based nanocomposites with enhanced photocatalytic performance in rhodamine 6G dye degradation, Process Safety and Environmental Protection, 104, 356-357, 2016. doi.org/10.1016/j.psep.2016.09.021 IF:7.8
16. F.-C. Yen, T.-C. Chang, C. C. Hu, S. Laohaprapanon, Thillai Sivakumar Natarajan, S. J. You, Feasibility of combined upflow anaerobic sludge blanket-aerobic membrane bioreactor system in treating purified terephthalic acid wastewater and polyimide membrane for biogas purification, Journal of Environmental Chemical Engineering. 4, 4113-4119, 2016, doi.org/10.1016/j.jece.2016.09.010 IF:7.7.
15. W. K. Jo and Thillai Sivakumar Natarajan*, Fabrication and efficient visible light photocatalytic properties of novel zinc indium sulfide (ZnIn2S4)-graphitic carbon nitride (g-C3N4)/bismuth vanadate (BiVO4) nanorod-based ternary nanocomposites with enhanced charge separation via Z-scheme transfer, Journal of Colloid and Interface Science, 482, 58-72, 2016, doi.org/10.1016/j.jcis.2016.07.062 IF: 9.9
14. Thillai Sivakumar Natarajan, C.-H. Tsai, H.-L. Huang, K.-S. Ho, I. Lin, Y.-F. Wang, Fabrication of Polyaniline Coated Plasma Modified Polypropylene Filter for Antibioaerosol Application, Aerosol and Air Quality Research (AAQR), 16, 1911-1921, 2016, doi.org/10.4209/aaqr.2016.04.0167 IF:4.0
13. W. K. Jo, J. Y. Lee and Thillai Sivakumar Natarajan * Fabrication of Hierarchically Structured Novel Redox-Mediator-free ZnIn2S4 Marigold Flower/Bi2WO6 Flower-like Direct Z-Scheme Nanocomposite Photocatalysts with Superior Visible Light Photocatalytic Efficiency, Physical Chemistry Chemical Physics, 18, 1000-1016, 2016 doi.org/10.1039/C5CP06176H IF:3.3
12. W. K. Jo and Thillai Sivakumar Natarajan *, Facile synthesis of novel redox-mediator-free direct Z-scheme CaIn2S4 marigold flower-like/TiO2 photocatalysts with superior photocatalytic efficiency, ACS Applied Materials and Interfaces, 7, 17138–17154, 2015, doi.org/10.1021/acsami.5b03935 IF: 9.5
11. W. K. Jo and Thillai Sivakumar Natarajan *, Influence of TiO2 morphology on the photocatalytic efficiency of direct Z-scheme g-C3N4/TiO2 photocatalysts for isoniazid degradation, Chemical Engineering Journal, 281, 549-565, 2015, doi.org/10.1016/j.cej.2015.06.120 IF: 15.1
10. Thillai Sivakumar Natarajan, H. C. Bajaj, R. J. Tayade, Synthesis of homogeneous sphere-like Bi2WO6 nanostructure based on silica protected calcination with high visible-light-driven photocatalytic activity under direct sunlight, CrystEngComm, 17, 1037-1049, 2015. doi.org/10.1039/C4CE01839G, IF: 3.1
9. Thillai Sivakumar Natarajan, H. C. Bajaj, R. J. Tayade, Enhanced direct sunlight photocatalytic oxidation of methanol using nanocrystalline TiO2 calcined at different temperature, Journal of Nanoparticle Research, 16:2713, 1-16, 2014, doi.org/10.1007/s11051-014-2713-7 IF: 2.5
8. Thillai Sivakumar Natarajan, H. C. Bajaj, R. J. Tayade, Preferential adsorption behavior of methylene blue dye onto surface hydroxyl group enriched TiO2 nanotube and its photocatalytic regeneration, Journal of Colloids and Interface Science, 433, 104-114, 2014. doi.org/10.1016/j.jcis.2014.07.019 IF: 9.9
7. Thillai Sivakumar Natarajan, K. Natarajan, H. C. Bajaj, R. J. Tayade, Enhanced photocatalytic activity of bismuth doped TiO2 nanotubes under direct sunlight irradiation for degradation of rhodamine B dye, Journal of Nanoparticle Research, 15:1669, 1-18, 2013, doi.org/10.1007/s11051-013-1669-3 IF:2.5
6. Thillai Sivakumar Natarajan, K. Natarajan, H. C Bajaj, R. J Tayade, Study on identification of leather industry wastewater constituents and its photocatalytic Treatment, International Journal of Environmental Science and Technology, 10, 855-864, 2013, doi.org/10.1007/s13762-013-0200-9 IF:3.1
5. Thillai Sivakumar Natarajan, M. Thomas, K. Natarajan, H. C Bajaj, R. J. Tayade, Study on UV-LED/TiO2 process for degradation of rhodamine B dye, Chemical Engineering Journal, 169, 126-134, 2011, doi.org/10.1016/j.cej.2011.02.066 IF: 15.1
4. Thillai Sivakumar Natarajan, K. Natarajan, H. C Bajaj, R. J. Tayade, Energy efficient UV-LED source and TiO2 nanotube array based reactor for photocatalytic application, Industrial Engineering and Chemistry Research, 50, 7753-7762, 2011, doi.org/10.1021/ie200493k IF:4.2
3. K. Natarajan, Thillai Sivakumar Natarajan, H. C Bajaj, R. J. Tayade, Photocatalytic reactor based on UV-LED/TiO2 coated quartz tube for degradation of dyes, Chemical Engineering Journal, 178, 40-49, 2011. doi.org/10.1016/j.cej.2011.10.007 IF:15.1.
2. Thillai Sivakumar Natarajan and R. Venkataraman, Phytochemical and pharmacological studies on plant waste materials, Der Pharmacia Sinica, 1, 1-6, 2010, www.imedpub.com/articles/phytochemical-and-pharmacological-studies-on-plant-waste-materials.pdf IF: 0.654
1.R. J. Tayade, Thillai Sivakumar Natarajan, H. C. Bajaj, Photocatalytic degradation of methylene blue dye using ultraviolet light emitting diodes, Industrial Engineering and Chemistry Research, 48, 10262-10267, 2009, doi.org/10.1021/ie9012437 IF:4.2
Book Chapters
Book Chapters
1. M. Thomas and Thillai Sivakumar Natarajan * , TiO2-High Surface Area Materials Based Composite Photocatalytic Nanomaterials for Degradation of Pollutants: A Review, Book title: Photocatalytic Nanomaterials for Environmental Applications, Materials Research Forum LLC, USA, 2018 dx.doi.org/10.21741/9781945291593-2 ISBN: 978-1-945291-58-6
2. M. C. Raj, Thillai Sivakumar Natarajan, H. C. Bajaj, R. J. Tayade, Enhanced Hydrogen Storage Properties of Hydrothermally Synthesized TiO2 Nanotube-Multiwall Carbon Nanotube Nanocomposite, Book title: Photocatalytic Nanomaterials for Environmental Applications, Materials Research Forum LLC, USA, 2018, dx.doi.org/10.21741/9781945291593-9 ISBN: 978-1-945291-58-6
3. P. S. Patel, V. Gandhi, M. P. Shah, Thillai Sivakumar Natarajan, K. Natarajan, R. J. Tayade, Modeling and Optimization of Photocatalytic Degradation Process of 4-Chlorophenol using Response Surface Methodology (RSM) and Artificial Neural Network (ANN), Book title: Photocatalytic Nanomaterials for Environmental Applications, Materials Research Forum LLC, USA, 2018 dx.doi.org/10.21741/9781945291593-15 ISBN: 978-1-945291-58-6
4. Thillai Sivakumar Natarajan, R. J Tayade, Photocatalysis: Present, past and future, Book title: Inorganic Pollutants in Wastewater, Materials Research Forum LLC, USA , 2017 dx.doi.org/10.21741/9781945291357-1 ISBN: 978-1-945291-34-0
5. K. Natarajan, Thillai Sivakumar Natarajan, R. I. Kureshy, H. C. Bajaj, W. K. Jo, R. J. Tayade, Photocatalytic H2 Production using Semiconductor Nanomaterials via Water Splitting – An Overview, In Advanced Materials Research (Volume 1116) 2015. doi.org/10.4028/www.scientific.net/AMR.1116.130
6. Thillai Sivakumar Natarajan, K. Natarajan, H.C Bajaj, R. J Tayade, Ultraviolet-light emitting diode (UV-LED) source based photocatalytic reactors for environmental remediation, In book: Advanced Functional Polymers and Composites: Materials, Devices and Allied Applications. Volume 2, Nova Science Publishers, Inc, USA 2013.
7. T. K. Pathak, N. H. Vasoya, Thillai Sivakumar Natarajan, K. B. Modi, R. J. Tayade, Photocatalytic degradation of aqueous nitrobenzene solution using nanocrystalline Mg-Mn ferrites, 116-129 Trans Tech Publications, Switzerland, 2013 doi.org/10.4028/www.scientific.net/MSF.764.116
36. N. Roshini, K. P. Murugan, K. Sekar, Thillai Sivakumar Natarajan*, Chitosan/Polyvinyl Alcohol/g-C3N4 Nanocomposite Film: An Efficient Visible Light-Responsive Photocatalyst and Antimicrobial Agent, Processes (2025), 13 (1), 229, IF:2.8 https://doi.org/10.3390/pr13010229
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