Devesh Kumar

@bbau.ac.in

Professor, Department of Physics
Babasaheb Bhimrao Ambedkar University Lucknow

RESEARCH, TEACHING, or OTHER INTERESTS

Biophysics, Physical and Theoretical Chemistry, Materials Science
11331

Scholar Citations

55

Scholar h-index

103

Scholar i10-index

RECENT SCHOLAR PUBLICATIONS

  • A quantum mechanical study of compound I (Cpd I) of microperoxidase-5 (MP5) and its reactivity toward styrene
    A Kumar, S Nomani, S Kumar, M Kumar, D Singh, D Kumar
    New Journal of Chemistry , 2026
    2026
  • Integration and Characterization of Synthetic Biodegradable Polymer (PVA) with Graphite Oxide (GO) for Performance Assessment in Sustainable Electrochemical Devices
    N Asthana, UA Khan, A Srivastava, D Kumar, AK Mishra
    Journal of Inorganic and Organometallic Polymers and Materials 35 (3), 1912-1927 , 2025
    2025
    Citations: 9
  • DFT study of difluoro & trifluoro bi-cyclohexane based dimer for application in electronic and optical devices
    M Mishra, M Kumar, D Singh, KB Thapa, G Pandey, D Kumar
    Journal of Molecular Liquids 414, 126109 , 2024
    2024
    Citations: 3
  • Enhanced Reactivity through Equatorial Sulfur Coordination in Nonheme Iron (IV)–Oxo Complexes: Insights from Experiment and Theory
    JK Satpathy, R Yadav, UK Bagha, D Kumar, CV Sastri, SP de Visser
    Inorganic Chemistry 63 (15), 6752-6766 , 2024
    2024
    Citations: 14
  • Theoretical prediction (DFT) and experimental observation of electronic and electro-optical properties of HATn (n= 5, 6, 7, 8) molecules for optoelectronic applications
    M Mishra, B Pal, A Shah, DP Singh, D Singh, D Kumar
    Physica Scripta 99 (4), 045921 , 2024
    2024
    Citations: 3
  • Quantum mechanical analysis of halogen-based ionic liquid crystal [C 12 MIM.X(where X = Cl, Br)] molecules
    V Gautam, S Chaudhary, J Kumar, D Singh, D Kumar
    Molecular Simulation 50 (4), 308-321 , 2024
    2024
    Citations: 2
  • Variations in the charge-transport, nonlinear optical, and electro-optical properties of RM734 due to halogenation: a quantum mechanical study
    M Kumar, M Mishra, D Kumar, D Singh
    New Journal of Chemistry 48 (30), 13566-13576 , 2024
    2024
    Citations: 2
  • Enhancement of electro-optical and non-linear optical parameters of halogenated hexahexyloxytriphenylene (HAT6) molecule: A computational approach
    DS Mirtunjai Mishra, Devesh Kumar
    Chemistry Select 9 , 2024
    2024
  • Electronic, optical and spectroscopic properties of N-dialkyl-imidazolium hexafluorophosphate (C N MIM.PF 6 ) ionic liquid crystal molecules investigated by …
    V Gautam, M Mishra, KB Thapa, J Kumar, D Singh, D Kumar
    Journal of Molecular Modeling 29 (9), 274 , 2023
    2023
    Citations: 17
  • Defluorination of Fluorophenols by a Nonheme Iron (IV)‐Oxo Species: Observation of a New Intermediate Along the Reaction
    UK Bagha, R Yadav, T Mokkawes, JK Satpathy, D Kumar, CV Sastri, ...
    Chemistry–A European Journal 29 (39), e202300478 , 2023
    2023
    Citations: 17
  • Monte Carlo Approaches to Study Protein Conformation Ensembles
    N Awasthi, R Shukla, D Kumar, AK Tiwari, T Tripathi
    Protein Folding Dynamics and Stability: Experimental and Computational … , 2023
    2023
    Citations: 2
  • Study of Inhibitors Against Novel Coronavirus by Molecular Modelling Tools
    N Kumar, A Shukla, BS Rawat, R Joshi, KB Thapa, D Kumar
    Jordan Journal of Chemistry (JJC) 18 (1), 1-11 , 2023
    2023
  • Biotransformation of bisphenol by human cytochrome P450 2C9 enzymes: A density functional theory study
    AHS Dias, R Yadav, T Mokkawes, A Kumar, MS Skaf, CV Sastri, D Kumar, ...
    Inorganic Chemistry 62 (5), 2244 , 2023
    2023
  • Biotransformation of bisphenol by human cytochrome P450 2C9 enzymes: A density functional theory study
    A Hermano Sampaio Dias, R Yadav, T Mokkawes, A Kumar, MS Skaf, ...
    Inorganic Chemistry 62 (5), 2244-2256 , 2023
    2023
    Citations: 30
  • Revealing metabolic path of Ketamine catalyzed by CYP450 via quantum mechanical approach
    N Awasthi, R Yadav, D Kumar
    Journal of Molecular Structure 1271, 134126 , 2023
    2023
    Citations: 1
  • Photocurrent conversion capability of a 2D WS 2-polyvinyl alcohol matrix and its DFT-based charge carrier dynamics analysis
    A Verma, A Singh, P Chaudhary, RK Tripathi, BC Yadav, P Chauhan, ...
    Materials Advances 4 (4), 1062-1074 , 2023
    2023
    Citations: 21
  • PHYSICAL, CHEMICAL, OPTICAL AND INSULATING PROPERTIES OF ALKYL BENZOIC ACID DERIVATIVES LIQUID CRYSTAL DUE TO EXTENSION ALKYL CHAIN (CNH2N) LENGTH: A DFT STUDY
    M Mishra, N Kumar, KB Thapa, BS Rawat, R Dhyani, D Singh, D Kumar
    HOMO 2, 1 , 2023
    2023
    Citations: 2
  • Quantum mechanical studies of p-azoxyanisole and identification of its electro-optic activity
    M Kumar, M Mishra, D Kumar, D Singh
    Physical Chemistry Chemical Physics 25 (13), 9576-9585 , 2023
    2023
    Citations: 7
  • A theoretical investigation of nonlinear optical and electronic molecular parameters of hexabutyloxytryphenylene and halogenated hexabutyloxytryphenylene molecules using …
    B Pal, M Mishra, D Singh, D Kumar
    Physica Scripta 97 (6), 065808 , 2022
    2022
    Citations: 11
  • Biotransformation of BPA via epoxidation catalyzed by Cytochrome P450
    R Yadav, N Awasthi, D Kumar
    Inorganic Chemistry Communications 139, 109321 , 2022
    2022
    Citations: 10

MOST CITED SCHOLAR PUBLICATIONS

  • Theoretical perspective on the structure and mechanism of cytochrome P450 enzymes
    S Shaik, D Kumar, SP de Visser, A Altun, W Thiel
    Chemical reviews 105 (6), 2279-2328 , 2005
    2005
    Citations: 1399
  • P450 Enzymes: Their Structure, Reactivity, and Selectivity Modeled by QM/MM Calculations
    S Shaik, S Cohen, Y Wang, H Chen, D Kumar, W Thiel
    Chemical reviews 110 (2), 949-1017 , 2010
    2010
    Citations: 1205
  • Reactivity of high-valent iron–oxo species in enzymes and synthetic reagents: A tale of many states
    S Shaik, H Hirao, D Kumar
    Accounts of chemical research 40 (7), 532-542 , 2007
    2007
    Citations: 608
  • Two-state reactivity in alkane hydroxylation by non-heme iron− oxo complexes
    H Hirao, D Kumar, L Que Jr, S Shaik
    Journal of the American Chemical Society 128 (26), 8590-8606 , 2006
    2006
    Citations: 429
  • External electric field will control the selectivity of enzymatic-like bond activations
    S Shaik, SP de Visser, D Kumar
    Journal of the American Chemical Society 126 (37), 11746-11749 , 2004
    2004
    Citations: 359
  • A valence bond modeling of trends in hydrogen abstraction barriers and transition states of hydroxylation reactions catalyzed by cytochrome P450 enzymes
    S Shaik, D Kumar, SP de Visser
    Journal of the American Chemical Society 130 (31), 10128-10140 , 2008
    2008
    Citations: 282
  • A predictive pattern of computed barriers for CH hydroxylation by compound I of cytochrome P450
    SP de Visser, D Kumar, S Cohen, R Shacham, S Shaik
    Journal of the American Chemical Society 126 (27), 8362-8363 , 2004
    2004
    Citations: 265
  • Theoretical study on the mechanism of the oxygen activation process in cysteine dioxygenase enzymes
    D Kumar, W Thiel, SP de Visser
    Journal of the American Chemical Society 133 (11), 3869-3882 , 2011
    2011
    Citations: 226
  • Active species of horseradish peroxidase (HRP) and cytochrome P450: two electronic chameleons
    SP deVisser, S Shaik, PK Sharma, D Kumar, W Thiel
    Journal of the American Chemical Society 125 (51), 15779-15788 , 2003
    2003
    Citations: 226
  • Theoretical Investigation of CH Hydroxylation by (N4Py) FeIV O2+: An Oxidant More Powerful than P450?
    D Kumar, H Hirao, L Que, S Shaik
    Journal of the American Chemical Society 127 (22), 8026-8027 , 2005
    2005
    Citations: 215
  • Two states and two more in the mechanisms of hydroxylation and epoxidation by cytochrome P450
    H Hirao, D Kumar, W Thiel, S Shaik
    Journal of the American Chemical Society 127 (37), 13007-13018 , 2005
    2005
    Citations: 208
  • Radical clock substrates, their CH hydroxylation mechanism by cytochrome P450, and other reactivity patterns: what does theory reveal about the clocks' behavior?
    D Kumar, SP de Visser, PK Sharma, S Cohen, S Shaik
    Journal of the American Chemical Society 126 (6), 1907-1920 , 2004
    2004
    Citations: 197
  • What factors influence the rate constant of substrate epoxidation by compound I of cytochrome P450 and analogous iron (IV)-oxo oxidants?
    D Kumar, B Karamzadeh, GN Sastry, SP de Visser
    Journal of the American Chemical Society 132 (22), 7656-7667 , 2010
    2010
    Citations: 190
  • Iron-containing enzymes: Versatile catalysts of hydroxylation reactions in nature
    SP De Visser, D Kumar
    Royal Society of Chemistry , 2011
    2011
    Citations: 184
  • Quantum mechanics/molecular mechanics study on the oxygen binding and substrate hydroxylation step in AlkB repair enzymes
    MG Quesne, R Latifi, LE Gonzalez‐Ovalle, D Kumar, SP De Visser
    Chemistry–A European Journal 20 (2), 435-446 , 2014
    2014
    Citations: 148
  • Quantum mechanics/molecular mechanics study on the oxygen binding and substrate hydroxylation step in AlkB repair enzymes
    MG Quesne, R Latifi, LE Gonzalez‐Ovalle, D Kumar, SP De Visser
    Chemistry–A European Journal 20 (2), 435-446 , 2014
    2014
    Citations: 148
  • The “rebound controversy”: An overview and theoretical modeling of the rebound step in C− H hydroxylation by cytochrome P450
    S Shaik, S Cohen, SP de Visser, PK Sharma, D Kumar, S Kozuch, ...
    European Journal of Inorganic Chemistry 2004 (2), 207-226 , 2004
    2004
    Citations: 148
  • Drug metabolism by cytochrome p450 enzymes: what distinguishes the pathways leading to substrate hydroxylation over desaturation?
    L Ji, AS Faponle, MG Quesne, MA Sainna, J Zhang, A Franke, D Kumar, ...
    Chemistry–A European Journal 21 (25), 9083-9092 , 2015
    2015
    Citations: 137
  • Theoretical study of N-demethylation of substituted N, N-dimethylanilines by cytochrome P450: The mechanistic significance of kinetic isotope effect profiles
    Y Wang, D Kumar, C Yang, K Han, S Shaik
    The Journal of Physical Chemistry B 111 (26), 7700-7710 , 2007
    2007
    Citations: 136
  • Reactivity patterns of cytochrome P450 enzymes: multifunctionality of the active species, and the two states–two oxidants conundrum
    S Shaik, H Hirao, D Kumar
    Natural product reports 24 (3), 533-552 , 2007
    2007
    Citations: 135