Faculty at School of Engineering

Ranjit Kumar

Ranjit Kumar

Senior Scientist

School of Engineering


Contact Information

  • PhD from University of Connecticut, USA, 2008
  • M.Sc. from University of Delhi, 1998
  • B.Sc. from University of Delhi, 1996

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  • Post Doctoral Fellow – University of Puerto Rico, USA (2008-2010)
  • Assistant Professor – Amity University, India (2010-2020)
  • Associate Professor – University of Petroleum and Energy Studies (2020-2022)

  • Fabrication of Superhydrophobic Surfaces
  • Catalytic Degradation of Water Pollutants
  • Functionalization of Metal Oxides
  • Nanomaterials Synthesis and Application
  • Nanomaterials for Sensors

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  • Jury member, PATW national competition organized by IET, U.K. 2018
  • Zeolite Scholarship, Department of Chemistry, UCONN, Storrs, USA. 2006
  • Chemistry Zeolite Crystal Fellowship, Dept. of Chemistry, UCONN, Storrs, USA. 2005
  • Lecturer eligibility certificate (NET), Indian Council of Agricultural Research, India. 1999
  • Junior Research Fellowship, Council of Scientific and Industrial Research, India. 1998
  • Lecturer eligibility certificate (NET), University Grant Commission, India, 1998
  • Summer Research Fellowship, Indian Academy of Sciences, India, 1997
  • National Merit Scholarship, Govt. of Bihar, India. 1992

  • Neutron Scattering Society of India, 2018 – Present
  • Institute of Engineering and Technology (IET), U.K., 2013 – 2020
  • American Chemical Society (ACS), USA, 2001 – 2010
  • Materials Research Society (MRS), USA, 2006 – 2008

  1. Dubey, M.; Kuchhal, P.; Kumar, R. “Advancements in Biochar Nanocomposites: Multifunctional Platforms for Sustainable Energy Storage and Conversions”, Nanoscale Advances, 2026, 8, 3471–3490. DOI. (Impact Factor – 6.3)
  2. Bobde, P.; Upahade, K.; Kandambeth, S.; Wadhwa, S.; Kumar, R. “Phosphorous Acid Mediated Novel Synthesis of MnPO4·H2O and Mn2P2O7 with Unique Flower-Like Morphology: A New Approach to Manganese Phosphates Supercapacitors”, Materials Advances, 2026, 7, 5569–5578. DOI. (Impact Factor – 5.8)
  3. Kataria, S.; Sikarwar, B. S.; Kumar, R.; Muralidhar, K. “Influence of Wettability Design on Moist Air Condensation: Superhydrophobic, Unidirectional Wettability Gradient and Patterned Surfaces”, International Communications in Heat and Mass Transfer, 2026, 175(1), 111017. DOI. (Impact Factor – 6.2)
  4. Kataria, S.; Sikarwar, B. S.; Upadhyay, S.; Kumar, R.; Thakur, D. G. “Two Step Method for Fabrication of Superhydrophobic Aluminum Surface”, Advances in Engineering Design, 2026, 337–348. DOI.
  5. De, S.; Thokchom, A. K.; Kumar, R. “Development of an Aspen Plus model for catalytic transesterification with different reactor arrangements and kinetic mechanisms”, RSC Advances, 2025, 15, 49197–49209. DOI. (Impact Factor – 6.1)
  6. Kataria, S.; Sikarwar, B. S.; Kumar, R.; Upadhyay, S.; Thakur, D. G. “Fabrication of fatty acid based superhydrophobic metallic surface functionalized with Al2O3 nanoparticles for moist air condensation”, Chemical Physics Letters, 2025, 142272. DOI. (Impact Factor – 2.9)
  7. Singhal, S.; Mittal, A.; Anand, S.; Mangalam, J.; Agarwal, S.; Barman, J.; Singhal, N.; Kumar, R. “Cotton-based fabric waste to microcrystalline cellulose: A sustainable waste management approach”, New Journal of Chemistry, 2024. DOI. (Impact Factor – 2.7)
  8. Bobde, P.; Pandey, J. K.; Kumar, R.; Sharma, A. K.; Pal, S.; Wadhwa, S. “Sustainable Layered Double Hydroxide-Pine Cone Biochar Composite for Enhanced Removal of Ciprofloxacin from Water”, New Journal of Chemistry, 2024, 48, 14444–14459. DOI. (Impact Factor – 2.7)
  9. Raizada, A.; Shukla, A.; Yadav, S.; Katiyar, P.; Kumar, R. “Enhancement of H2 production via catalytic steam gasification of food waste as feedstock and its ash as a support and promoter for Ni catalyst”, International Journal of Hydrogen Energy, 2024, 60, 272–281. DOI. (Impact Factor – 9.2)
  10. Bhardwaj, J.; Gupta, R. K.; Agarwal, S.; Singhal, S.; Kumar, R. “Waste Derived Cellulose Based Hydrophobic Matrix for Efficient Oil-Water Separation: A Sustainable Approach to Mitigate Aquatic Environmental Disasters”, Chemical Papers, 2024, 78, 3175–3188. DOI. (Impact Factor – 2.7)
  11. Bobde, P.; Sharma, A. K.; Kumar, R.; Pal, S.; Pandey, J. K.; Wadhwa, S. “Adsorptive Removal of Oxytetracycline using MnO2 Engineered Pine-Cone Biochar: Thermodynamic and Kinetic Investigation and Process Optimization”, Environmental Monitoring and Assessment, 2023, 195, 1292. DOI. (Impact Factor – 3.6)
  12. Bobde, P.; Sharma, A. K.; Kumar, R.; Pandey, J. K.; Wadhwa, S. “Recent Advances on Sustainable Removal of Emerging Contaminants from Water by Bio-based Adsorbents”, New Journal of Chemistry, 2023, 47, 17626–17644. DOI. (Impact Factor – 2.7)
  13. Dubey, M.; Joshi, M.; Chiranjeevi, T.; Kumar, R. “Novel template free synthesis of high surface area mesoporous ceria and adaptive neuro fuzzy inference system (ANFIS) modelling for Cr(VI) adsorption”, Materials Science & Engineering B, 2023, 116819. DOI. (Impact Factor – 5.7)
  14. Dubey, M.; Wadhwa, S.; Mathur, A.; Kumar, R. “Progress in Mesoporous Ceria: A Review on Synthesis Strategies and Catalytic Applications”, Applied Surface Science Advances, 2022, 12, 100340. DOI. (Impact Factor – 10.0)
  15. Dubey, M.; Mathur, A.; Kumar, R. “Enhanced Bisphenol A sensing in water using 1-D H+ exchanged α-MnO2 based impedimetric sensor”, IEEE Sensors, 2022, 22(21), 20193–20199. DOI. (Impact Factor – 4.5)
  16. Dubey, M.; Challagulla, N. V.; Kumar, R. “Synergistic engineering for adsorption assisted photodegradation of 2,4 dichlorophenol using easily recoverable α-MnO2/Fe3O4 nanocomposite”, Applied Surface Science Advances, 2022, 11, 100300. DOI. (Impact Factor – 10.0)
  17. Dubey, M.; Kumar, R.; Srivastava, S. K.; Verma, A.; Mathur, A.; Chawla, V.; Rubahn, H. G.; Joshi, M.; Mishra, Y. K. “ZnO/α-MnO2 hybrid 1D nanostructure based sensor for point-of-care monitoring of chlorinated phenol in drinking water”, Materials Today Chemistry, 2022, 26, 101098. DOI. (Impact Factor – 7.4)
  18. Kaushik, S.; Pandey, S.; Singhal, R.; Kumar, R. “ZnO based RRAM performance enhancement by 100 MeV Ag9+ irradiation”, Applied Surface Science Advances, 2022, 9, 100260. DOI. (Impact Factor – 10.0)
  19. Kaushik, S.; Pandey, S.; Singhal, R.; Kumar, R. “Enhanced Switching in an argon annealed RRAM by ion irradiation”, ECS Journal of Solid State Science and Technology, 2022, 11, 043006. DOI. (Impact Factor – 2.4)
  20. Sharma, D. K.; Upadhyay, S.; Sikarwar, B. S.; Kumar, R.; Avasthi, D. K.; Ranjan, M.; Srivastava, S. K.; Muralidhar, K. “Super-hydrophobic Nanostructured Silica-Coating on Aluminum Substrate for Moist Air Condensation”, Journal of Materials Engineering and Performance, 2022, 31, 1266–1276. DOI. (Impact Factor – 2.6)
  21. Mathur, A.; Nayak, H. C.; Rajput, S.; Roy, S.; Nagabooshanam, S.; Wadhwa, S.; Kumar, R. “An enzymatic multiplexed impedimetric sensor based on α-MnO2/GQD nano-composite for the detection of diabetes and diabetic foot ulcer using microfluidic platform”, Chemosensors, 2021, 9(12), 339. DOI. (Impact Factor – 4.4)
  22. Roy, S.; Nagabooshanam, S.; Chauhan, N.; Kumar, R.; Wadhwa, S.; Mathur, A. “Design and development of a novel flexible wearable molecularly imprinted electroanalytical sensor for the monitoring of diabetic foot ulcers”, Surfaces and Interfaces, 2021, 26, 101310. DOI. (Impact Factor – 6.0)
  23. Dubey, M.; Kumar, R.; Srivastava, S. K.; Joshi, M. “Visible light induced photodegradation of chlorinated organic pollutants using highly efficient magnetic Fe3O4/TiO2 nanocomposite”, Optik, 2021, 243, 167309. DOI. (Impact Factor – 3.1)
  24. Gupta, A. K.; Khanna, M.; Roy, S.; Pankaj; Nagabooshanam, S.; Kumar, R.; Wadhwa, S.; Mathur, A. “Design and development of a portable resistive microfluidic sensor based on α-MnO2/GQD nanocomposites for trace quantification of Pb(II) in water”, IET Nanobiotechnology, 2021, 15(5), 505–511. DOI. (Impact Factor – 4.8)
  25. Dubey, M.; Challagulla, N. V.; Wadhwa, S.; Kumar, R. “Ultrasound Assisted Synthesis of Magnetic Fe3O4/α-MnO2 Nanocomposite for Photodegradation of Organic Dye”, Colloids and Surfaces A: Physicochemical and Engineering Aspects, 2021, 609, 125720. DOI. (Impact Factor – 5.4)
  26. Sharma, D. K.; Kumar, R.; Avasthi, D. K.; Sikarwar, B. S. “Self Assembly of Super-hydrophobic Nanotextured Methyl Functionalized Silica on Cu and Al Surfaces for Moist Air Condensation”, Colloids and Surfaces A: Physicochemical and Engineering Aspects, 2020, 605, 125379. DOI. (Impact Factor – 5.4)
  27. Sharma, D.; Kumar, R.; Gupta, M.; Saxena, T. “Encoding Scheme for Data storage and retrieval on DNA Computers”, IET Nanobiotechnology, 2020, 14(7), 635–641. DOI. (Impact Factor – 4.8)
  28. Roy, S.; Nagabooshanam, S.; Krishna, K.; Wadhwa, S.; Chauhan, N.; Jain, U.; Kumar, R.; Mathur, A.; Davis, J. “Electroanalytical sensor for diabetic foot ulcer monitoring with integrated electronics for connected health application”, Electroanalysis, 2020, 32(9), 2082–2089. DOI. (Impact Factor – 2.6)
  29. Gupta, A. K.; Roy, S.; Nagabooshanam, S.; Wadhwa, S.; Aravindan, S.; Singh, D.; Mathur, A.; Kumar, R. “Label-free Electrochemical Detection of Dibenzofuran Using MnO2 Nanofibres”, IEEE Sensors, 2020, 20(21), 12537–12542. DOI. (Impact Factor – 4.5)
  30. Roy, S.; Nagabooshanam, S.; Wadhwa, S.; Kumar, R.; Mathur, A.; Dubey, A. K. “A label-free impedimetric sensor based on α-MnO2/tyrosinase hybrid for monitoring of diabetic foot ulcers”, IEEE Xplore, 2020, pp. 1157–1161. DOI.
  31. Siyal, L.; Kumar, B.; Kumar, R.; Sahney, R. “Synthesis of Horse Radish Peroxidase-Gold Nanoparticle Conjugate Through Green Route”, Asian Journal of Chemistry, 2020, 32(5), 1243–1247. DOI. (Impact Factor – 0.70)
  32. Challagulla, N. V.; Rohatgi, V.; Sharma, D.; Kumar, R. “Recent Developments of Nanomaterial Applications in Additive Manufacturing: A Brief Review”, Current Opinion in Chemical Engineering, 2020, 28, 75–82. DOI. (Impact Factor – 8.6)
  33. Khanna, M.; Mathur, A.; Dubey, A. K.; McLaughlin, J. A. D.; Moirangthem, I.; Wadhwa, S.; Singh, D.; Kumar, R. “Rapid Removal of Lead (II) Ions from Water using Iron Oxide-Tea Waste Nanocomposite – A Kinetic Study”, IET Nanobiotechnology, 2020, 14(4), 275–280. DOI. (Impact Factor – 4.8)
  34. Pragadeeshwara Rao, R.; Sharma, S.; Mehrotra, T.; Das, R.; Kumar, R.; Singh, R.; Roy, I.; Basu, T. “Rapid Electrochemical Monitoring of Bacterial Respiration for Gram-Positive and Gram-Negative Microbes: Potential Application in Antimicrobial Susceptibility Testing”, Analytical Chemistry, 2020, 92(6), 4266–4274. DOI. (Impact Factor – 7.3)
  35. Dubey, M.; Wadhwa, S.; Kumar, R. “Synthesis of Hematite/Alginate beads Nanocomposite and its Application in Organic Dye Removal”, Materials Today Proceedings, 2020. DOI. (Impact Factor – 3.2)
  36. Sharma, D.; Prerna; Kumar, R. “Emergency Management using Social Networks”, IEEE Xplore, 2019, 721–726. DOI.
  37. Sharma, D. K.; Baghel, V.; Kumar, R.; Avasthi, D. K.; Sikarwar, B. S. “Recent Developments in Fabrication of Super-hydrophobic Surfaces: A Review”, Advances in Industrial and Production Engineering, 2019, 127–140. DOI.
  38. Baghel, V.; Sharma, D. K.; Sikarwar, B. S.; Kumar, R.; Avasthi, D. K. “Tailoring the Hydrophobicity of Copper Surface with Ion Beam Irradiation”, Radiation Effects and Defects in Solids, 2019, 174(3–4), 307–319. DOI. (Impact Factor – 1.3)
  39. Khanna, M.; Roy, S.; Kumar, R.; Wadhwa, S.; Mathur, A.; Dubey, A. K. “MnO2 based Bisphenol-A Electrochemical Sensor using Micro Fluidic Platform”, IEEE Sensors, 2018, 18(6), 2206–2210. DOI. (Impact Factor – 4.5)
  40. Kumar, Robin; Kumar, R.; Kushwaha, N.; Mittal, J. “Ammonia Gas Sensing Using Thin Film of MnO2 Nanofibers”, IEEE Sensors, 2015, 16(12), 4691. DOI. (Impact Factor – 4.5)
  41. Kumar, R.; Sithambaram, S.; Suib, S. L. “Cyclohexane oxidation catalyzed by manganese oxide octahedral molecular sieves - Effect of acidity of the catalyst”, J. Catal., 2010, 262, 304. DOI. (Impact Factor – 6.0)
  42. Sithambaram, S.; Xu, L.; Chen, C-H.; Ding, Y.; Kumar, R.; Calvert, C.; Suib, S. L. “Manganese oxide octahedral molecular sieve catalysts for selective styrene oxide ring opening”, Catal. Today, 2009, 140, 162. DOI. (Impact Factor – 5.1)
  43. Sithambaram, S.; Kumar, R.; Son, Y-C.; Suib, S. L. “Tandem catalysis: Direct catalytic synthesis of imines from alcohols using manganese octahedral molecular sieves”, J. Catal., 2008, 253, 269. DOI. (Impact Factor – 6.0)
  44. Kumar, R.; Garces, L. J.; Son, Y-C.; Suib, S. L.; Malz Jr., R. E. “Manganese oxide octahedral molecular sieve catalysts for synthesis of 2-aminodiphenylamine”, J. Catal., 2005, 236, 387. DOI. (Impact Factor – 6.0)
  45. Ding, Y.-S.; Shen, X.-F.; Sithambaram, S.; Gomez, S.; Kumar, R.; Crisostomo, V. M. B.; Suib, S. L.; Aindow, M. “Synthesis and catalytic activity of cryptomelane-type manganese dioxide nanomaterials produced by a novel solvent-free method”, Chem. Mater., 2005, 17(21), 5382. DOI. (Impact Factor – 7.1)
  46. Buczkowski, G.; Kumar, R.; Suib, S. L.; Silverman, J. “Diet related modifications of cuticular hydrocarbon profile of the Argentine ant, Linepithema Humile, diminishes intercolony aggression”, J. Chem. Ecol., 2005, 13(4), 829. DOI. (Impact Factor – 2.5)