Umesh Kumar

@iip.res.in

Principal Scientist, Polymeric Materials Area, CMSD
CSIR-INDIAN INSTITUTE OF PETROLEUM

Umesh Kumar


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https://researchid.co/umesh.kumar

RESEARCH, TEACHING, or OTHER INTERESTS

Chemistry, Polymers and Plastics, Catalysis, General Chemistry
1803

Scholar Citations

22

Scholar h-index

25

Scholar i10-index

RECENT SCHOLAR PUBLICATIONS

  • Medical Image Watermarking for Tamper Detection in ROI Using LWT and Hashing
    C Konda, US Kumar, A Kodirekka
    E3S Web of Conferences 391, 01139 , 2023
    2023
  • Amine-functionalized titanium dioxide supported dioxidomolybdenum (VI) complexes as functional model for phenoxazinone synthase enzyme
    MR Maurya, A Chauhan, A Verma, U Kumar, F Avecilla
    Catalysis Today , 2022
    2022
    Citations: 12
  • Reduced graphene oxide/NH2-MIL-125 (Ti) composite: Selective CO2 photoreduction to methanol under visible light and computational insights into charge separation
    JO Olowoyo, U Saini, M Kumar, H Valdes, H Singh, MO Omorogie, ...
    Journal of CO2 Utilization 42, 101300 , 2020
    2020
    Citations: 70
  • Self-assembled reduced graphene oxide-TiO2 nanocomposites: synthesis, DFTB+ calculations, and enhanced photocatalytic reduction of CO2 to methanol
    JO Olowoyo, M Kumar, B Singh, VO Oninla, JO Babalola, H Valdés, ...
    Carbon 147, 385-397 , 2019
    2019
    Citations: 81
  • Self-organized copper impregnation and doping in TiO2 with enhanced photocatalytic conversion of H2O and CO2 to fuel
    JO Olowoyo, M Kumar, T Dash, S Saran, S Bhandari, U Kumar
    international journal of hydrogen energy 43 (42), 19468-19480 , 2018
    2018
    Citations: 46
  • Reinforced photocatalytic reduction of CO2 to fuel by efficient S-TiO2: Significance of sulfur doping
    JO Olowoyo, M Kumar, SL Jain, S Shen, Z Zhou, SS Mao, AV Vorontsov, ...
    international journal of hydrogen energy 43 (37), 17682-17695 , 2018
    2018
    Citations: 60
  • Engineering and modeling the effect of Mg doping in TiO2 for enhanced photocatalytic reduction of CO2 to fuels
    JO Olowoyo, M Kumar, N Singhal, SL Jain, JO Babalola, AV Vorontsov, ...
    Catal. Sci. Technol 8, 3686–3694 , 2018
    2018
    Citations: 56
  • Insight of Diversified Reactivity and Theoretical Study of Mixed‐Phase Titanium Dioxide for the Photoactivation of Small Molecules
    JO Olowoyo, NC Hernández, M Kumar, SL Jain, JO Babalola, U Kumar
    ChemistrySelect 3 (13), 3659-3663 , 2018
    2018
    Citations: 12
  • Visible-Light-Assisted Photocatalytic CO 2 Reduction over InTaO 4 : Selective Methanol Formation
    N Singhal, R Goyal, U Kumar
    Energy & Fuels 31 (11), 12434-12438 , 2017
    2017
    Citations: 41
  • Noble metal modified TiO2: selective photoreduction of CO2 to hydrocarbons
    N Singhal, U Kumar
    Molecular Catalysis 439, 91-99 , 2017
    2017
    Citations: 71
  • Fabrication of Visible‐Light‐Responsive InVO 4 for Photoreduction of CO 2
    N Singhal, U Kumar
    ChemistrySelect 2 (12), 3534-3537 , 2017
    2017
    Citations: 7
  • Embedded iron nanoparticles in carbon nanogranules for direct synthesis of lower olefins
    IK Ghosh, A Ali, A Dukare, U Kumar, A Bordoloi
    ChemistrySelect 1 (15), 4736-4741 , 2016
    2016
    Citations: 4
  • Efficient approach for simultaneous CO and H2 production via photoreduction of CO2 with water over copper nanoparticles loaded TiO2
    N Singhal, A Ali, A Vorontsov, C Pendem, U Kumar
    Applied Catalysis A: General 523, 107-117 , 2016
    2016
    Citations: 74
  • Ionic‐liquid‐functionalized copper oxide nanorods for photocatalytic splitting of water
    R Gusain, N Singhal, R Singh, U Kumar, OP Khatri
    ChemPlusChem 81 (5), 489-495 , 2016
    2016
    Citations: 30
  • Morphology-controlled synthesis of TiO2 nanostructures for environmental application
    B Sarkar, N Singhal, R Goyal, A Bordoloi, LNS Konathala, U Kumar, R Bal
    Catalysis Communications 74, 43-48 , 2016
    2016
    Citations: 24
  • Oligonucleotides Assembled Au Nanorod-Assisted Cancer Photothermal Ablation and Combination Chemotherapy with Targeted Dual-Drug Delivery of Doxorubicin and Cisplatin Prodrug
    V Shanmugam, YH Chien, YS Cheng, TY Liu, CC Huang, CH Su, ...
    ACS applied materials & interfaces 6 (6), 4382-4393 , 2014
    2014
    Citations: 80
  • Synthesis, structural characterization, encapsulation in zeolite Y and catalytic activity of an oxidovanadium (V) complex with a tribasic pentadentate ligand
    MR Maurya, M Bisht, N Chaudhary, F Avecilla, U Kumar, HF Hsu
    Polyhedron 54, 180-188 , 2013
    2013
    Citations: 40
  • Quantum Cryptography with Key Distribution in Wireless Networks on Privacy Amplification
    RL Naik, DPC Reddy, US Kumar, DYV Narayana
    IRACST–International Journal of Computer Networks and Wireless … , 2011
    2011
    Citations: 1
  • Defluoridation from aqueous solutions by nano-alumina: characterization and sorption studies
    E Kumar, A Bhatnagar, U Kumar, M Sillanpää
    Journal of Hazardous Materials 186 (2-3), 1042-1049 , 2011
    2011
    Citations: 319
  • Provably Secure Quantum Key Distribution Protocols in 802.11 Wireless Networks
    RL Naik, PC Reddy, US Kumar
    International Journal of Computer Science and Information Technologies … , 2011
    2011
    Citations: 5

MOST CITED SCHOLAR PUBLICATIONS

  • Defluoridation from aqueous solutions by nano-alumina: characterization and sorption studies
    E Kumar, A Bhatnagar, U Kumar, M Sillanpää
    Journal of Hazardous Materials 186 (2-3), 1042-1049 , 2011
    2011
    Citations: 319
  • Synthesis, characterization, and application of vanadium− salan complexes in oxygen transfer reactions
    P Adão, J Costa Pessoa, RT Henriques, ML Kuznetsov, F Avecilla, ...
    Inorganic Chemistry 48 (8), 3542-3561 , 2009
    2009
    Citations: 223
  • Continuous production of biodiesel in a packed-bed reactor using shell–core structural Ca(C3H7O3)2/CaCO3 catalyst
    JCSW Li-Shan Hsieh, Umesh Kumar
    Chemical Engineering Journal 158, 250–256 , 2010
    2010
    Citations: 117
  • Polymer-anchored vanadium (IV), molybdenum (VI) and copper (II) complexes of bidentate ligand as catalyst for the liquid phase oxidation of organic substrates
    MR Maurya, M Kumar, U Kumar
    Journal of Molecular Catalysis A: Chemical 273 (1-2), 133-143 , 2007
    2007
    Citations: 87
  • Perchlorate removal from aqueous solutions by granular ferric hydroxide (GFH)
    E Kumar, A Bhatnagar, JA Choi, U Kumar, B Min, Y Kim, H Song, ...
    Chemical Engineering Journal 159 (1-3), 84-90 , 2010
    2010
    Citations: 84
  • Self-assembled reduced graphene oxide-TiO2 nanocomposites: synthesis, DFTB+ calculations, and enhanced photocatalytic reduction of CO2 to methanol
    JO Olowoyo, M Kumar, B Singh, VO Oninla, JO Babalola, H Valdés, ...
    Carbon 147, 385-397 , 2019
    2019
    Citations: 81
  • Oligonucleotides Assembled Au Nanorod-Assisted Cancer Photothermal Ablation and Combination Chemotherapy with Targeted Dual-Drug Delivery of Doxorubicin and Cisplatin Prodrug
    V Shanmugam, YH Chien, YS Cheng, TY Liu, CC Huang, CH Su, ...
    ACS applied materials & interfaces 6 (6), 4382-4393 , 2014
    2014
    Citations: 80
  • Efficient approach for simultaneous CO and H2 production via photoreduction of CO2 with water over copper nanoparticles loaded TiO2
    N Singhal, A Ali, A Vorontsov, C Pendem, U Kumar
    Applied Catalysis A: General 523, 107-117 , 2016
    2016
    Citations: 74
  • Noble metal modified TiO2: selective photoreduction of CO2 to hydrocarbons
    N Singhal, U Kumar
    Molecular Catalysis 439, 91-99 , 2017
    2017
    Citations: 71
  • Reduced graphene oxide/NH2-MIL-125 (Ti) composite: Selective CO2 photoreduction to methanol under visible light and computational insights into charge separation
    JO Olowoyo, U Saini, M Kumar, H Valdes, H Singh, MO Omorogie, ...
    Journal of CO2 Utilization 42, 101300 , 2020
    2020
    Citations: 70
  • Vanadium-salen and -salan complexes: Characterization and application in oxygentransfer reactions
    P Adão, RM Maurya, U Kumar, F Avecilla, RT Henriques, ML Kusnetsov, ...
    Pure Appl. Chem. 81 (7), 1279–1296 , 2009
    2009
    Citations: 68
  • Polymer supported vanadium and molybdenum complexes as potential catalysts for the oxidation and oxidative bromination of organic substrates
    MR Maurya, U Kumar, P Manikandan
    Dalton Transactions, 3561-3575 , 2006
    2006
    Citations: 63
  • Reinforced photocatalytic reduction of CO2 to fuel by efficient S-TiO2: Significance of sulfur doping
    JO Olowoyo, M Kumar, SL Jain, S Shen, Z Zhou, SS Mao, AV Vorontsov, ...
    international journal of hydrogen energy 43 (37), 17682-17695 , 2018
    2018
    Citations: 60
  • Engineering and modeling the effect of Mg doping in TiO2 for enhanced photocatalytic reduction of CO2 to fuels
    JO Olowoyo, M Kumar, N Singhal, SL Jain, JO Babalola, AV Vorontsov, ...
    Catal. Sci. Technol 8, 3686–3694 , 2018
    2018
    Citations: 56
  • Photocatalytic splitting of water on NiO/InTaO4 catalysts prepared by an innovative sol–gel method
    JCSW Yi-Ching Chiou, Umesh Kumar
    Applied Catalysis A: General 357, 73–78 , 2009
    2009
    Citations: 49
  • Self-organized copper impregnation and doping in TiO2 with enhanced photocatalytic conversion of H2O and CO2 to fuel
    JO Olowoyo, M Kumar, T Dash, S Saran, S Bhandari, U Kumar
    international journal of hydrogen energy 43 (42), 19468-19480 , 2018
    2018
    Citations: 46
  • Visible-Light-Assisted Photocatalytic CO 2 Reduction over InTaO 4 : Selective Methanol Formation
    N Singhal, R Goyal, U Kumar
    Energy & Fuels 31 (11), 12434-12438 , 2017
    2017
    Citations: 41
  • Synthesis, structural characterization, encapsulation in zeolite Y and catalytic activity of an oxidovanadium (V) complex with a tribasic pentadentate ligand
    MR Maurya, M Bisht, N Chaudhary, F Avecilla, U Kumar, HF Hsu
    Polyhedron 54, 180-188 , 2013
    2013
    Citations: 40
  • Ionic‐liquid‐functionalized copper oxide nanorods for photocatalytic splitting of water
    R Gusain, N Singhal, R Singh, U Kumar, OP Khatri
    ChemPlusChem 81 (5), 489-495 , 2016
    2016
    Citations: 30
  • Polymer-bound oxidovanadium (IV) and dioxidovanadium (V) complexes: synthesis, characterization and catalytic application for the hydroamination of styrene and vinyl pyridine
    MR Maurya, A Arya, U Kumar, A Kumar, F Avecilla, JC Pessoa
    Dalton Transactions, 9555-9566 , 2009
    2009
    Citations: 29