Dr. Mani Karthik

1.K.K. Phani Kumar, Naveen Kumar Arkoti, Narendra Chundi, George Elsa, Manavalan Vijayakumar, Mani Karthik*, Shanmugasundaram Sakthivel, Dual functional superhydrophobic and superorganophilic porous graphene carbon nanocomposite electrodes for Unprecedented High-Voltage supercapacitor with superior rate capability, Chemical Engineering Journal, Vol. 513, pp. 162859, 2025. (IF: 13.40)
2.John Jacob, Ramasamy Santhosh, Nachimuthu Venkatesh, Manavalan Vijayakumar, George Elsa, Pachagounder Sakthivel and Mani Karthik*, Hierarchical Porous Carbon Derived from Strychnos Potatorum Seeds as Biowaste for High-Performance Supercapacitor Electrodes with Enhanced Voltage and Energy Density with Commercial Mass Loading, Journal of Energy Storage, Vol. 113, pp. 115744, 2025 (IF: 9.80)
3.John Jacob, Kandhasamy Sureshkumar, Abdul Azeez Ashif Mohamed, Nachimuthu Venkatesh, Mani Karthik* and Pachagounder Sakthivel*, Biowaste Derived Porous Carbon from Lagenaria Siceraria for High Performance Supercapacitor Electrodes, Energy Technology, e202501151, 2025. (IF: 4.15)
4.Manickavelu Praveen, K.K. Phani Kumar, S. Sarveshvaran, Shanmugasundaram Sakthivel and Mani Karthik*, Synergetic Effect of Spinel Oxide Nanoparticles on Unprecedented Enhancement of Specific Heat Capacity of Molten Salt Based Phase Change Material for Thermal Energy Storage Applications, Materials Today Chemistry, Under Review, 2025. (IF: 6.70)
5.John Jacob, Abdul Azeez Ashif Mohamed, Ramasamy Santhosh, Mani Karthik*, Pachagounder Sakthivel, 3D-Printed CDI Cells Utilizing Neltuma Juliflora-Derived Activated Carbon for Enhanced Capacitive Deionisation and Supercapacitor Performance, Journal of Energy Storage, Under Review, 2025. (IF: 9.80)
6.Mani Karthik*, Manavalan Vijayakumar, George Elsa and R. Vijay, Phosphorus-Decorated Carbon Textiles as Flexible, Free Standing and Binder Free Supercapacitor Power Packs Via Roll to Roll Fabrication for Next-Generation Energy Storage Device: From Material Design to Prototype Demonstration, Composites Part B: Engineering, Under Review, 2025 (IF: 14.20)
7.Navakoteswara Rao V, Lakshmana Reddy N, Preethi V, Karthik Mani, Yeon-Tae Yu, Jun Mo Yang, Mamatha Kumari M, Shankar M.V. A Critical Review on Core/Shell Based Nanostructured Photocatalysts for Improved Hydrogen Generation, International Journal of Hydrogen Energy, 48, pp. 11754-11774, 2023. (IF: 8.300)
8.Genta Tsurumaki, Selvan Bellan, Koji Matsubara, Tatsuya Kodama, Mitsuho Nakakura, Nobuyuki Gokon, Hyun Seok Chok, Mani Karthik and Shanmugasundaram Sakthivel, Fluidization behavior of redox metal oxide and spinel particles to develop high-energy-density thermal energy storage system for concentrated solar power applications, Journal of Thermal Science and Technology (Japan Science and Technology Agency (JST)), Vol. 17 (2), pp. 22-61, 2022. (IF:1.200)
9.George Elsa, Manavalan Vijayakumar, Rajendran Navaneethan and Mani Karthik*, Novel insight into the concept of favourable combination of electrodes in high voltage supercapacitors: Towards ultrahigh volumetric energy density and outstanding rate capability, Global Challenges, Vol. 6, Issue. 4, 2100139, 2022. Highlighted and Appeared in the Front Cover Page. (IF: 6.40)
10. V. N. Rao, P. Ravi, M. Sathish, M. Vijayakumar, M. Sakar, M. Karthik, S. Balakumar, K. R. Reddy, N. P. Shetti, M. V. Shankar, Tejraj M. Aminabhavi, Metal chalcogenide-based core/shell photocatalysts for solar hydrogen production: Recent advances, properties and technology challenges, Journal of Hazardous Materials, Vol. 415, pp. 125588-125609, 2021. (IF: 14.224)
11.Manavalan Vijayakumar, George Elsa, Aamani Nirogi, Rajendran Navaneethan, Ammaiyappan Bharathi Sankar and Mani Karthik*, MXenes and Their Composites for Hybrid Capacitors and Supercapacitors: A Critical Review, Emergent Materials, Vol. 4, pp. 655-672, 2021. (IF: 4.800)
12.Manavalan Vijayakumar, Ammaiyappan Bharathi Sankar, Duggirala Sri Rohita, Katchala Nanaji, Tata Narasinga Rao and Mani Karthik*, Achieving High Voltage and Excellent Rate Capability Supercapacitor Electrodes Derived From Biorenewable and Sustainable Resource, Chemistry Select, Vol. 5, pp. 8759 –8772, 2020 (IF: 2.109)
13.Navakanth Vijay Challagulla, Manavalan Vijayakumar, Duggirala Sri Rohita, George Elsa, Ammaiyappan Bharathi Sankar, Tata Narasinga Rao and Mani Karthik*, Hierarchical Activated Carbon Fibres as a Sustainable Electrode and Natural Seawater as a Sustainable Electrolyte for High Performance Supercapacitor, Energy Technology, Vol. 8, pp. 2000417, 2020. (IF: 4.149)
14.T. Mitravinda, M. Karthik, S. Anandan, C.S. Sharma and T.N. Rao, Fabrication of bio-waste derived carbon-carbon based electrodes for high-performance supercapacitor applications, Indian Journal of Engineering and Materials Sciences, Vol. 27 (6) SI, ppp 1080-1090, 2020. (IF: 0.900)
15.Manavalan Vijayakumar, Ammaiyappan Bharathisankar, Duggirala Sri Rohita, Tata Narasinga Rao and Mani Karthik*, Conversion of Biomass Waste into High Performance Supercapacitor Electrodes for Real-Time Supercapacitor Applications, ACS Sustainable Chemistry and Engineering, Vol. 7, pp. 17175-17185, 2019. (IF: 9.224)
16.Manavalan Vijayakumar, Duggirala Sri Rohita, Tata Narasinga Rao and Mani Karthik*, Electrode mass ratio impact on electrochemical capacitor performance, Electrochimica Acta, Vol. 298, pp. 347-359, 2019. ( IF: 7.336)
17.N. Lakshmana Reddy, V.N. Rao, M. Vijayakumar, R. Santhosh, S. Anandan, M. Karthik*, M.V. Shankar, K.R. Reddy, N.P. Shetti, M.N. Nadagouda, T.M. Aminabhvi, A review on frontiers in plasmonic nano-photocatalysts for hydrogen production, International Journal of Hydrogen Energy, Vol. 44, pp. 10453-10472, 2019. (IF: 7.200)
18.Manavalan Vijayakumar, Ravichandran Santhosh, Jyothirmayi Adduru, Tata Narasinga Rao, Mani Karthik*, Activated carbon fibres as high performance supercapacitor electrodes with commercial level mass loading, Carbon, Vol. 140, pp. 465-476, 2018. (IF: 11.60)
19.Santhosh Ravichandran, S.R. Sita Raman, Sudha Murali Krishna, Syamsai Ravuri, V. Sandhya, Sourav Ghosh, Niroj Kumar Sahu, Sathyanarayanan Punniyakoti, M. Karthik, Pratap Kollu, Soon Kwan Jeong, Andrews Nirmala Grace, Heteroatom doped graphene based hybrid electrode materials for supercapacitor applications, Electrochimica Acta, Vol. 276, pp. 284-292, 2018. (IF: 7.736)
20.B. D’Aguanno, M. Karthik, N. Grace, A. Floris, Thermostatic properties of nitrate molten salts and their solar and eutectic mixtures, Scientific Reports (Open Access, Nature Publishers), Vol. 8, pp. 10485, 2018. (IF: 4.996)
21.Nagappagari Lakshmana Reddy, Vempuluru Navakoteswara Rao, Murkinati Mamatha Kumari, Raghava Reddy Kakarla, Parnapalle Ravi Marappan Sathish, Mani Karthik, Shankar Muthukonda Venkatakrishnan, Inamuddin, Nanostructured semiconducting materials for efficient hydrogen generation, Environmental Chemistry Letters, pp, 1-32, 2018. (IF: 20.40)
22.Manavalan Vijayakumar, Jyothirmayi Adduru, Tata Narasinga Rao, and Mani Karthik*, Conversion of Solar Energy into Electrical Energy Storage: Supercapacitor as an Ultrafast Energy-Storage Device Made from Biodegradable Agar-Agar as a Novel and Low-Cost Carbon Precursor, Global Challenges, Vol. 2, Issue. 10, 1800037, 2018. Highlighted and Appeared in the Front Cover Page. (IF: 6.40)
23.Mani Karthik*, Abdessamad Faik, and Bruno D'Aguanno, Graphite Foam as Interpenetrating Matrices for Phase Change Paraffin Wax: A Candidate Composite for Low Temperature Thermal Energy Storage, Solar Energy Materials and Solar Cells, Vol. 172, pp. 324-334, 2017. (IF:7.305)
24.D. Praveen Kumar, V. Durga Kumari, M. Karthik*, M. Sathish and M.V. Shankar*, Shape dependence structural, optical and photocatalytic properties of TiO2 nanocrystals for enhanced hydrogen production by photoinduced glycerol reforming, Solar Energy Materials & Solar Cells, Vol. 163, pp. 113-119, 2017. (IF: 7.305)
25.Mery Malandrino, Agnese Giacominol, Mani Karthik, Isabella Zelano, Debora Fabbri, Marco Ginepro, Roger Fuoco, Patrizia Bogani, Ornella Abollino, Inorganic markers profiling in wild type and genetically modified plants subjected to abiotic stresses, Microchemical Journal, Vol. 134, pp. 87-97, 2017. (IF: 5.304)
26.N. Lakshmana Reddy, M. Karthik and M.V. Shankar, Synthesis of Ag-TiO2 nanoparticles for improved photocatalytic hydrogen production under solar light irradiation, Advanced Porous Materials, Vol. 5, 1-6, 2017. 
27.S. Sakthivel, M. Karthik and Tata Narasinga Rao, Nanotechnology for Concentrated Solar Thermal Power Applications, Nanotech Insights: A quarterly newsletter, Vol. 7, Issue 3 & 4, pp. 44-52, 2016.
28. Iñigo Ortega-Fernández, AbdessamadFaik, Karthik Mani, Javier Rodríguez-Aseguinolaza and Bruno D’Aguanno, Experimental investigation of solid by-product as sensible heat storage material: characterization and corrosion study, AIP Conference Proceedings 1734, 050036, 2016, doi: 10.1063/1.4949134.
29.D. Praveen Kumar, N. Lakshmana Reddy, M. Karthik, B. Neppolian, J. Madhavan, M.V. Shankar, Solar light sensitized p-Ag2O/n-TiO2 nanotubes heterojunction photocatalysts for enhanced hydrogen production in aqueous-glycerol solution, Solar Energy Materials & Solar Cells, Vol. 154, pp. 78-87, 2016. (IF: 7.305)
30.Dharani Praveen Kumar, Nagappagari Lakshmana Reddy, Basavaraju Srinivas, Valluri Durgakumari, Vladimir Roddatis, Oleksandr Bondarchuk, Mani Karthik, YasuroIkuma, Muthukonda V. Shankar, Stable and active CuxO/TiO2 nanostructured catalyst for proficient hydrogen production under solar light irradiation, Solar Energy Materials & Solar Cells. Vol. 146, pp. 63-71, 2016. (IF: 7.305)
31M. Karthik, A. Faik, P. Blanco-Rodríguez, J. Rodríguez-Aseguinolaza and B. D'Aguanno, Preparation of erythritol–graphite foam phase change composite with enhanced thermal conductivity for thermal energy storage applications, Carbon, Vol. 94, pp. 266-276, 2015. (IF: 11.60)
32.M. Karthik, A. Faik, S. Doppiu, V. Roddatis andB. D'Aguanno, A simple approach for fabrication of interconnected graphitized macroporous carbon foam with uniform mesopore walls by using hydrothermal method, Carbon, Vol. 87, pp. 434-443, 2015. (IF: 11.60)
33.D. Praveen Kumar, N. Lakshmana Reddy, M. Mamatha Kumari, B. Srinivas, V. Durgakumari, B. Sreedhar V. Roddatis, O. Bondarchuk, M. Karthik, B. Neppolian and M.V. Shankar, Cu2O-Sensitized TiO2Nanorods with nanocavities for highly efficient photocatalytic hydrogen production under solar irradiation, Solar Energy Materials & Solar Cells, Vol. 136, pp. 157-166. 2015. (IF: 7.305)
34.M. Karthik, E. Redondo, E. Goikolea, V. Roddatis and R. Mysyk, Large-scale hydrothermal synthesis of hierarchical mesoporous carbon for high-performance supercapacitors, Energy and Environmental Focus, Vol. 4(3), pp. 201-208, 2015. 
35C. Sathiskumar, S. Karthikeyan, V. Roddatis, M. Karthik, Facile and Large Scale Fabrication of Thick walled Carbon Nanotubes by Using Waste Tire Pyrolysis Oil as Carbon Feedstock, Materials Focus, Vol. 4, pp. 307-312, 2015. 
36.C. Sathiskumar, M. Karthik, S Karthikeyan, Synthesis of Y-Junction Carbon Nano-Fibers by CVD Process from Tire Pyrolysis Oil, Journal of Environmental Nanotechnology, Vol. 4 (1), pp. 23-26, 2015. (IF: 0.440)
37.K. Pushpalatha, M. Karthik, M. Malarvizhi, Synthesis and Characterisation of Thin Films using Tanner’s Cassia, Nerium, Basil Leaf Extract Doped with Green Tea Extract Deposited by Single Dip Coating Method, Journal of Environmental Nanotechnology, Vol. 4 (3), pp. 37-41, 2015. (IF: 0.440)
38.M. Karthik and Hsunling Bai, Selective Catalytic Reduction of NO using Acetone Solvent Vapors as the Reducing Agent over Cu2+ and/or Al3+ ions Substituted MCM-41 Catalysts, Applied Catalysis B: Environmental, Vol. 144, pp. 809-815, 2014. (IF: 24.319)
39.M. Karthik, E. Redondo, E. Goikolea, R. Vladimir, S. Doppiu and R. Mysyk, Effect of mesopore ordering in otherwise similar micro/mesoporous carbons on the high-rate performance of Electric Double-Layer Capacitors, Journal of Physical Chemistry C, Vol. 118 (48), pp. 27715-27720, 2014. (IF: 4.177)
40.P. Mahalingam, N. Sivakumar, M. Karthik and S. Karthikeyan, Characterization of magnetic metal encapsulated in multi-walled carbon nanotubes synthesized from methyl ester of pongamiapinnata oil and its application for removal of arsenic ions from aqueous solution, Asian Journal of Chemistry, Vol. 26 (14), pp. 4167-4171, 2014. (IF: 0.355)
41.P. Shanthi, M. Karthik, K. JothiVenkatachalam and S. Karthikeyan, Adsorption of Acid Blue 92 from aqueous solution using an activated carbon prepared from sterculiaquadrifidaseed shell waste, Journal of Environmental Nanotechnology, Vol.3 (4), pp. 96-104, 2014. (IF: 0.440)
42.S. Kalaiselvan, M. Karthik, R. Vladimir and S. Karthikeyan, Growth of bamboo like carbon nanotubes from brassica juncea as natural precursor, Journal of Environmental Nanotechnology, Vol.3 (2), pp. 92-100, 2014. (IF: 0.440)
43.V.S. Angulakshmi, C. Sathiskumar, M. Karthik and S. Karthikeyan, Synthesis of multi-walled carbon nanotubes from glycine max oil and their potential applications, Journal of Environmental Nanotechnology, Vol.2, pp. 101-106, 2013. (IF: 0.440)
44.Yu-Chang Chang, Hsunling Bai, Hsueh-Shih Chiang, M. Karthik, Shou-Nan Li, Jung-Nan Hsu and Hui-Ya Shih, ‘Development of regenerative dye impregnated mesoporous silica materials for assessing exposure to ammonia’, The Journal of the Air & Waste Management Association (A&WMA), Vol. 62 (7), pp. 838-845, 2012. (IF: 2.235)
45.Agnese Giacomino, Ornella Abollino, Mery Malandrino, M. Karthik and Velayutham Murugesan, ‘Determination and assessment of the contents of essential and potentially toxic elements in Ayurvedic medicine formulations by inductively coupled plasma-optical emission spectrometry’, Microchemical Journal, Vol. 99, pp. 2-6, 2011. (IF: 5.304)
46.M. Karthik, L.Y. Lin and H. Bai, ‘Bifunctional mesoporous Cu-Al-MCM-41 materials for simultaneous catalytic abatement of NOx and VOCs’, Microporous and Mesoporous Materials, Vol. 117, pp. 153-160, 2009. (IF: 5.876)
47.Y. Chen, M. Karthik and H. Bai, ‘Modification of CaO by organic alumina precursor for enhancing cyclic capture of CO2greenhouse gas’, Journal of Environmental Engineering-American Society of Civil Engineers (ASCE), Vol. 135, pp. 459-464, 2009. (IF: 1.117)
48.Chinte Hung, Hsunling Bai and M. Karthik, ‘Ordered mesoporous silica particles and Si-MCM-41 for the adsorption of acetone: A comparative study’, Separation and Purification Technology, Vol. 64, pp. 265-272, 2009. (IF: 9.136)
49.Yan-Huei Jan, Liang-Yi Lin, M. Karthik and Hsunling Bai, ‘Titanium dioxide/zeolite catalytic adsorbent for the simultaneous removals of NO and acetonevapors’, The Journal of the Air & Waste Management Association (A&WMA),Vol. 59, pp. 1186-1193, 2009. (IF: 2.235)
50.S. Karthikeyan, P. Mahalingam and M. Karthik, ‘Large scale synthesis of carbon nanotubes: A Review’, E-Journal of Chemistry, Vol. 6(1), pp. 1-12, 2009. (IF: 2.506)
51.M. Karthik, M. Palanichamy and V. Murugesan, ‘A mild, eco-friendly and efficient zeolite catalyzed synthesis of vibrindole A and bis(indolyl)methanes’, Studies in Surface Science and Catalysis, Vol. 156, pp. 873-878, 2005. (IF: 1.100)
52.M. Karthik, C.J. Magesh, P.T. Perumal, M. Palanichamy, BanumathiArabindoo and V. Murugesan, ‘Zeolite catalysed ecofriendly synthesis of vibrindole A and bis(indolyl)methanes’, Applied Catalysis A: Gen., Vol.286, pp. 137-141, 2005.( IF: 5.876)
53. A. Vinu, M. Karthik, M. Miyahara, V. Murugesan and K. Ariga, ‘ortho -Selective ethylation of phenol with ethanol catalysed by bimetallic mesoporous catalyst, CoAl-MCM-41, J. Molecular Catalysis A: Chem., Vol. 230, pp. 151-157, 2005. (IF: 5.062)
54.V. Murugesan, K.K. Cheralathan and M. Karthik, ‘Catalysis by materials for fine chemical production’, Bulletin of the Catalysis Society of India, Vol. 3, pp. 23-42, 2004. 
55.C.J. Magesh, R. Nagarajan, M. Karthik and P.T. Perumal, ‘Synthesis and characterisation of bis(indolyl)methanes, tris(indolyl)methanes and new diindolylcarbazolylmethanes mediated by Zeokarb-225, a novel, recyclable, eco-benign heterogeneous catalyst’, Applied Catalysis A: Gen., Vol. 266, pp. 1-10, 2004. (IF: 5.876)
56.M. Karthik*, A. Vinu, A.K. Tripathi, N.M. Gupta, M. Palanichamy and V. Murugesan, ‘Synthesis, characterization and catalytic performance of Mg and Co substituted mesoporous aluminophosphate¬s’, Microporous and Mesoporous Materials, Vol. 70, pp. 15-25, 2004. (IF: 5.455)
57.M. Karthik*, A.K.Tripathi, N.M. Gupta, A. Vinu, M. Hartmann, M. Palanichamy and V. Murugesan, ‘Characterization of Co,Al-MCM-41 and its activity in thet-butylation of phenol using isobutanol’, Applied Catalysis A: Gen., Vol. 268, pp. 139-149, 2004. (IF: 5.876)
58. M. Karthik, A.K. Tripathi, N.M. Gupta, M. Palanichamy and V. Murugesan, ‘Zeolite catalysed electrophilic substitution reaction of indoles with aldehydes: synthesis of bis(indolyl)methanes’, Catalysis Communications, Vol. 5, pp. 371-375, 2004. (IF: 3.700)

1.M. Karthik, M. Palanichamy and V. Murugesan, ‘A mild, eco-friendly and efficient zeolite catalyzed synthesis of vibrindole A and bis(indolyl)methanes’, Studies in Surface Science and Catalysis, Vol. 156, pp. 873-878, 2005. ISSN: 0167-2991. https://www.sciencedirect.com/science/article/abs/pii/S016729910580299X
2.Hsunling Bai and Mani Karthik, “CO2 Greenhouse Gas Formation and Capture”, Handbook of Combustion, 2nd volume, pp. 375-402. Chapter 14 - Combustion Diagnostics & Pollutants, Wiley VCH Publishers Ltd., Editors: M. Lackner, F. Winter and A. Agarwal. 2010, ISBN: 978-3-527-32449-1., 2010. http://onlinelibrary.wiley.com/doi/10.1002/9783527628148.hoc034/abstract
3.Katchala Nanaji, Manavalan Vijayakumar, Ammaiyappan Bharathi Sankar and Mani Karthik*, Highly Functionalized Nanostructured Titanium Oxide-Based Photocatalysts for Direct Photocatalytic Decomposition of NOx/VOCs, Nanostructured Materials for Environmental Applications, Editors: Subramanian Balakumar, Valérie Keller, M.V. Shankar, Springer Nature Publishers, pp, 317-393, 2021. ISBN 978-3-030-72075-9. https://doi.org/10.1007/978-3-030-72076-6
4.Aamani Nirogi, George Elsa, Manavalan Vijayakumar, Ammaiyappan Bharathi Sankar and Mani Karthik*, Chapter 11, MXenes and Their Composites for Supercapacitors and Hybrid Capacitors, MXenes and Their Composites: Synthesis, Properties and Potential Applications, Editors: Kishor Kumar Sadasivuni, Kalim Deshmukh, S.K. Khadheer Pasha, Tomas Kovarik, Elsevier Publishers, pp. 371-396, 2022, ISBN: 978-0-12-823361-0. https://www.elsevier.com/books/mxenes-and-their-composites/sadasivuni/978-0-12-823361-0
https://doi.org/10.1016/B978-0-12-823361-0.00001-0
5.Manavalan Vijayakumar, Ammaiyappan Bharathi Sankar, George Elsa and Mani Karthik*, Fabrication of Supercapacitor Devices and Their Applications, Book entitled “Materials for Energy Storage”, Editors: A.N. Grace, N.K. Sahu, A.K. Nayak, Publishers-CRC Press, Taylor & Francis, Chapter 11, PP. 215-231, 2024, ISBN: 9781003046400, https://doi.org/10.1201/9781003046400 
6.Ammaiyappan Bharathi Sankar, Muthubalasubramanian Malarvizhi, Manavalan Vijayakumar, Ramalingam Savith Krishnan, and Mani Karthik*, Book entitled: “Supercapacitors: Fundamental, Advanced and Future Technological Applications”, Chapter 17: Advanced Applications of Supercapacitors in Electric and Hybrid-Electric Vehicle Applications, Editors: Dakeshwar Kumar Verma and Jeenat Aslam, Publishers: Royal Society of Chemistry (RSC), Chapter 17, PP. 557-601, 2025, ISBN: 978-1-83767-448-0. https://doi.org/10.1039/9781837676774 

1. Mani Karthik, Abdessamad Faik and Stefania Doppiu, “Process for the preparation of hierarchically meso and macroporous structured materials”, EP2909134 (A1), Published in 26.08.2015. Patent Granted No. EP2909134 (B1) - 10.05.2017. 
2.Mani Karthik, “Process for the preparation of flexible meso and macroporous carbon foams, EP2921468 (A1), Published in 23.09.2015.
3.Mani Karthik, Abdessamad Faik and Stefania Doppiu, “Process for the preparation of hierarchically meso and macroporous structured materials”, WO2014060508 (A1), Published in 24.04.2014.
4.Mani Karthik, Abdessamad Faik and Stefania Doppiu, “Process for the preparation of hierarchically meso and macroporous structured materials”, US2015284252 (A1), Published in 08.10.2015.
5.Mani Karthik, Abdessamad Faik and Stefania Doppiu, “Process for the preparation of hierarchically meso and macroporous structured materials”, Granted No. ES2636614T3- 10.05.2017.
6.Mani Karthik, Abdessamad Faik and Stefania Doppiu, “Process for the preparation of hierarchically meso and macroporous structured materials”, IN4202DEN2015- 17.10.2013.
7.Mani Karthik, Abdessamad Faik and Bruno D’Aguanno, “Heat transfer nanocomposite material”, European Patent application no. EP16382451.9, Published in 30.09.2016. 
8.Mani Karthik, Abdessamad Faik and Bruno D’Aguanno, “Heat transfer nanocomposite material”, International Patent Application No. PCT/EP2017/074843, WO2018060460A1. Published in 05.04.2018.
(1). MX2019003686A, 29.09.2017
(2). EP17784589.8A, 29.09.2017
(3). AU2017336347A, 29.09.2017
(4). US16/338,254, 29.09.2017
(5). ZA2019/02692A, 29.04.2019
9.Shanmugasundaram Sakthivel, Mani Karthik, Pillai Sorimuthu Kumar, Karuparthi K Phani Kumar, “Method of producing carbon nanostructure materials for heat transfer, lubrication and energy storage applications” Indian Patent Application No. 202011017775, Dated. 25.04.2020. Patent Granted No. 404762- 26.08.2022. 
10. Mani Karthik, Ravula Vijay, Tata Narasinga Rao, “Method of producing porous particles-fibers carbon composites for supercapacitor applications and the product thereof” Indian Patent Application No. 202011027265, Dated. 26.06.2020. Patent Granted No. 444960- 14.08.2023. 
11.Mani Karthik, Shanmugasundaram Sakthivel, “Method of producing spinel nanostructured materials and Spinel-PCM nanocomposites for thermal energy storage applications” Indian Patent Application No. 202241064003, Dated. 09.11.2022.