Dr. S. Gnanam

Verified @gmail.com

Assistant Professor, Department of Physics
Vels Institute of Science, Technology & Advanced Studies (VISTAS)



        

https://researchid.co/gnanam

EDUCATION

M.Sc., Ph.D.

RESEARCH INTERESTS

Nanoscience & Crystal Growth

52

Scopus Publications

896

Scholar Citations

12

Scholar h-index

14

Scholar i10-index

Scopus Publications

RECENT SCHOLAR PUBLICATIONS

  • Synthesis of undoped and mixed binary transition metals (Ni-Co)-doped cupric oxide nanostructures: Structural characteristics, optical behavior, and biological activity
    M Karthikeyan, J Gajendiran, S Gnanam, JR Ramya, KT Arul, ...
    Journal of Molecular Structure 1321, 139895 2025

  • Structural, optical, chromaticity, and magnetic properties of uncapped and reduced graphene oxide (rGO) capped-β-Ni (OH) 2 nanostructures for spintronic devices, and LED
    J Gajendiran, JR Ramya, S Gnanam, R Suresh, G Thennarasu
    Inorganic Chemistry Communications 172, 113720 2025

  • Investigation on the structural, optical, photoluminescence, and antimicrobial properties of charged surfactants (CTAB, SDS), and uncharged surfactant (PEG) assisted ZnO/MgO
    S Gnanam, RK Shynu, J Gajendiran, M Karthikeyan, JR Ramya, ...
    Chemical Physics Letters 857, 141702 2024

  • Synthesis, optical absorption, luminescence, chromaticity, and catalytic properties of undoped CuO and Gd-doped CuO nanostructures for LED devices and waste water treatment
    M Karthikeyan, J Gajendiran, S Gnanam, JR Ramya, G Thennarasu
    Materials Letters 377, 137548 2024

  • Correction to: Structural, mechanical and antimicrobial studies of GZnA single crystal via slow solvent evaporation process
    J Tracy, S Gnanam, M Lakshmipriya, G Abirami
    Interactions 245 (1), 373 2024

  • Structural, mechanical and antimicrobial studies of GZnA single crystal via slow solvent evaporation process
    J Tracy, S Gnanam, M Lakshmipriya, G Abirami
    Interactions 245 (1), 343 2024

  • Application of computational techniques on non-covalent interactions, H-bond nature of monomeric and dimeric form of crystal structures, and topological insights of glycine
    J Tracy, S Gnanam, M Thirunavukkarasu, CE Jeyanthi, S Muthu, ...
    Journal of the Indian Chemical Society 101 (11), 101374 2024

  • Impact of calcined temperatures on the crystalline parameters, morphological, energy band gap, electrochemical, antimicrobial, antioxidant, and hemolysis behavior of
    J Gajendiran, S Gnanam, RK Shynu, JR Ramya, V Kavimani, ...
    Journal of the Indian Chemical Society 101 (11), 101370 2024

  • Synthesis and characterization of ZnO-NiO nanocomposites for photocatalytic and electrochemical storage applications
    S Gnanam, RK Shynu, J Gajendiran, JR Ramya, G Thennarasu, KT Arul, ...
    Ionics 30 (10), 6653-6665 2024

  • Biogenic synthesis of zinc sulphide nanoparticles using Allium sativum extract and evaluation of antimicrobial activity
    P Aarthye, M SureshKumar, S Gnanam
    Interactions 245 (1), 189 2024

  • Antimicrobial efficiency against fish pathogens on the green synthesized silver nanoparticles
    JR Ramya, S Ali, R Vijayalakshmi, J Gajendiran, S Gnanam, ...
    Microbial Pathogenesis 193, 106725 2024

  • Growth, structural, thermal and optical studies of Glycine zinc acetate (GZnA) single crystal by slow evaporation process
    J Tracy, S Gnanam, M Lakshmipriya
    Interactions 245 (1), 176 2024

  • Synthesis, structural properties, thermal behavior, and electrical and electrochemical sensing performance of tamarind seed polysaccharide-lithium nitrate polymer electrolyte
    S Monisha, P Prameela, G Boopathi, S Selvalakshmi, S Gnanam, ...
    Ionics 30 (5), 2807-2818 2024

  • Structural and magnetic properties of tin oxide (SnO2) nanoparticles for testing spintronic device applications
    CH Yadav, J Gajendiran, S Gnanam, JR Ramya, S Monisha, ...
    Materials Letters 358, 135863 2024

  • Various concentrations of yttrium oxide (Y2O3) doping induce changes in structural, magnetic, optical, and photoluminescence properties of solid-state synthesized strontium
    D Anand, K Ramachandran, M Silambarasan, J Gajendiran, S Gnanam
    Optical Materials 147, 114706 2024

  • Investigation on electrical and electrochemical behaviour of cellulose acetate: Ammonium iodide: Silica composite biopolymer electrolyte for proton exchange membrane (PEM) fuel
    S Monisha, J Gajendiran, G Boopathi, S Selvalakshmi, S Gnanam, SG Raj, ...
    Materials Letters 354, 135416 2024

  • Solvothermal synthesis of Mn-based MOF materials: Application in high energy density lithium ion battery
    L Prettencia, E Soundarrajan, S Aadheeshwaran, S Gnanam, ...
    Materials Letters 351, 135052 2023

  • Structural, magnetic, and antibacterial activity of the pure, Zn-doped, and Zn-doped/sugar-assisted coprecipitation synthesized semicrystalline Co3O4 compound
    P Prameela, JR Ramya, J Gajendiran, S Gnanam, K Ramachandran, ...
    Journal of Molecular Structure 1292, 136154 2023

  • Fabrication, structural, thermo-mechanical and opto-electrical behavior of anthranilamide compound
    S Dinagaran, J Gajendiran, SG Raj, S Gnanam, JR Ramya, SR Ahamed, ...
    Materials Today Communications 36, 106478 2023

  • Structural, magnetic, antimicrobial and hemolysis properties of sol–gel derived iron manganese tri oxide (FeMnO3) nanostructures
    C Vinoth, JR Ramya, J Gajendiran, S Gnanam, SG Raj, GR Kumar, ...
    Inorganic Chemistry Communications 154, 110952 2023

MOST CITED SCHOLAR PUBLICATIONS

  • Synthesis of CeO2 or α–Mn2O3 nanoparticles via sol–gel process and their optical properties
    S Gnanam, V Rajendran
    Journal of sol-gel science and technology 58, 62-69 2011
    Citations: 185

  • Facile sol-gel preparation of Cd-doped cerium oxide (CeO2) nanoparticles and their photocatalytic activities
    S Gnanam, V Rajendran
    Journal of Alloys and Compounds 735, 1854-1862 2018
    Citations: 97

  • Luminescence properties of EG-assisted SnO2 nanoparticles by sol-gel process
    S Gnanam, V Rajendran
    Digest Journal of Nanomaterials and Biostructures 5 (3), 699-704 2010
    Citations: 81

  • Synthesis of tin oxide nanoparticles by sol–gel process: effect of solvents on the optical properties
    S Gnanam, V Rajendran
    Journal of sol-gel science and technology 53, 555-559 2010
    Citations: 80

  • Facile hydrothermal synthesis of alpha manganese sesquioxide (α-Mn2O3) nanodumb-bells: structural, magnetic, optical and photocatalytic properties
    S Gnanam, V Rajendran
    Journal of alloys and compounds 550, 463-470 2013
    Citations: 72

  • Preparation of Cd-doped SnO2 nanoparticles by sol–gel route and their optical properties
    S Gnanam, V Rajendran
    Journal of sol-gel science and technology 56, 128-133 2010
    Citations: 59

  • Influence of Various Surfactants on Size, Morphology, and Optical Properties of CeO2 Nanostructures via Facile Hydrothermal Route
    SGV Rajendran
    Journal of Nanoparticles 1 (1), 1-6 2013
    Citations: 53

  • Anionic, cationic and nonionic surfactants-assisted hydrothermal synthesis of tin oxide nanoparticles and their photoluminescence property
    S Gnanam, V Rajendran
    Digest Journal of Nanomaterials and Biostructures 5 (2), 623 2010
    Citations: 41

  • Glycine-assisted hydrothermal synthesis of pure and europium doped CeO2 nanoparticles and their structural, optical, photoluminescence, photocatalytic and antibacterial properties
    S Gnanam, J Gajendiran, JR Ramya, K Ramachandran, SG Raj
    Chemical Physics Letters 763, 138217 2021
    Citations: 35

  • Optical Properties of Capping Agents Mediatited Lead Oxide Nano Particales via facile hydrothermal Process
    S Gnanam, V Rajendran
    J. of Nanomterial and Biostractures 1 (12), 6 2004
    Citations: 27

  • Structural, optical and photocatalytic properties of ZnS spherical/flake nanostructures by sugar-assisted hydrothermal process
    J Gajendiran, S Gnanam, VV Kumar, K Ramachandran, JR Ramya, ...
    Chemical Physics Letters 754, 137639 2020
    Citations: 17

  • Antimicrobial activity of the novel metal oxide nanoparticles against selected human pathogenic bacteria
    S Gnanam, R Ashokkumar, K SenthilKannan
    IOP Conference Series: Materials Science and Engineering 561 (1), 012086 2019
    Citations: 12

  • Semiconducting material of pure ZnO hollow nanospheres; and their modified electrode used for electrocatalytic reduction of ethanol and hydrogen peroxide
    M Alexander, S Suriyadharshini, S Raghu, RA Kalaivani, S Gnanam
    Materials Science in Semiconductor Processing 99, 62-67 2019
    Citations: 12

  • Growth and Characterization of Co‐Doped L‐Lysine Monohydrochloride Dihydrate (CLMHCl) Single Crystals by Slow Evaporation Method
    V Rajendran, S Gnanam
    Journal of Chemistry 9 (2), 563-568 2012
    Citations: 11

  • Growth and characterization of Urea Lead nitrate (ULN) single crystal by slow evaporation process
    SG V. Rajendran
    Der Pharma Chemica 3, 606–613 2011
    Citations: 9

  • Novel morphologies, sizes, optical and antibacterial activity of organic acids assisted manganese sesquioxide (α-Mn2O3) nanostructures via precipitation route
    S Gnanam, V Rajendran
    Journal of alloys and compounds 617, 975-978 2014
    Citations: 8

  • Influence of ethylene glycol on the nanostructured pure and V-doped SnO2 nanoparticles via sol-gel process and application in photocatalysts
    S Gnanam, V Rajendran
    Journal of optoelectronics and advanced materials 12 (November 2010), 2199-2207 2010
    Citations: 8

  • Study of crystalline growth, structural characteristics, optical behavior, thermo and dielectric properties of isoniazid single crystal
    S Dinagaran, J Gajendiran, SG Raj, S Gnanam
    Optics & Laser Technology 156, 108576 2022
    Citations: 6

  • Growth and characterization of urea succinic acid (USA) single crystals by using slow evaporation process
    SS A. Selvam, S. Pandi, V. Rajendran, S. Gnanam
    Der Pharma Chemica 4, 228-233 2012
    Citations: 6

  • Synthesis, structural properties, thermal behavior, and electrical and electrochemical sensing performance of tamarind seed polysaccharide-lithium nitrate polymer electrolyte
    S Monisha, P Prameela, G Boopathi, S Selvalakshmi, S Gnanam, ...
    Ionics 30 (5), 2807-2818 2024
    Citations: 5