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

  • 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

  1. Bobde, P.; Sharma, A. K.; Kumar, R.; Pandey, J. K.; Wadhwa, S.; “Recent Advances in Sustainable Removal of Emerging Contaminants from Water by Bio-based Adsorbents” New Journal of Chemistry, 2023, DOI (Impact Factor - 3.3)
  2. Dubey, M.; Joshi, M.; Chiranjeevi, T.; Kumar, R.; "Novel template free synthesis of high surface area mesoporous ceria and adaptive neuro fuzzy interference system (ANFIS) modelling for Cr(VI) adsorption" Materials Science & Engineering B, 2023, 116819. DOI. (Impact Factor - 3.6)
  3. 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 – 6.2)
  4. Dubey, M.; Mathur, A.; Kumar, R. “Enhanced Bisphenol A sensing in water using 1-D H+ exchanged -MnO2 based impedimetric sensor", IEEE Sensors, 2022, 22(21), 20193-20199. DOI (Impact Factor – 4.3)
  5. Dubey, M.; Challagulla, N.V.; Kumar, R.; “Synergistic engineering for adsorption assisted photodegradation of 2,4 dichlorophenol using easily recoverable ɑ-MnO2/Fe3O4 nanocomposite” Applied Surface Science Advances, 2022, 11, 100300. DOI (Impact Factor – 6.2)
  6. 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, 26, 101098, 2022, DOI (Impact Factor - 7.3)
  7. 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 - 6.20)
  8. 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 - 2.2)
  9. 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 – 2.3)
  10. 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 – 4.2)
  11. 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 – 6.2)
  12. 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)
  13. 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 – 2.3)
  14. Dubey, M.; Challagulla, N.V.; Wadhwa, S.; Kumar, R.; “Ultrasound Assisted Synthesis of Magnetic Fe3O4/ɑ-MnO2 Nanocomposite for Photodegradation of Organic Dye” Colloids and Surfaces A: Physicochemical and Engineering Aspects, 2021, 609, 125720. DOI. (Impact Factor – 5.2)
  15. 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 – 5.2)
  16. 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 – 2.3)
  17. 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 – 3.0)
  18. 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 – 4.3)
  19. Roy, S.; Nagabooshanam, S.; Wadhwa, S.; Kumar, R.; Mathur, A; Dubey, A. K.; "A label-free impedimetric sensor based on αMnO2/tyrosinase hybrid for monitoring of diabetic foot ulcers," IEEE Xplore, 2020, pp. 1157-1161. DOI
  20. 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 – 6.6)
  21. 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 – 2.3)
  22. 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 – 7.4)
  23. 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)
  24. 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. (Impact Factor – 1.7). DOI
  25. 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 – 4.3) 
  26. 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 – 4.3)
  27. 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 – 7.3)
  28. 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 – 5.3)
  29. 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 – 7.3)
  30. 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 – 7.3)
  31. 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 – 8.6)