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Dr. K. Ramachandran

Associate Professor

Department of Physics

Contact Information

Email : ramachak1@srmist.edu.in

  • Ph.D. (Physics)., Annamalai University, 2008
  • M.Sc. (Physics)., Annamalai University, 2002
  • B.Sc. (Physics)., Bharathidasan University, 2002

  • Physics

  • Physics

  • Exploring the Potential of LowDimensional Materials from Cigarette Butts for Energy Applications: A Comprehensive Review, Y. Chen; S. Li; C. Xia; M. Tian; Y. Guo; X. Liu; M. Cui; S. Dou; H. Lee; K. Ramachandran, Advanced Powder Materials 100295, 2025.
  • AuAg bimetallic nanoparticles: Synthesis, structure, and application in sensing, A. Nene; G. Antarnusa; K. Dulta; S. Sadeghzade; L. Wang; C. H. Ravikumar; K. Ramachandran, ChemPhysMater, 2025.
  • Fabricating αMnO₂@NiMoO₄ Heterostructure Architecture With Superior Photo electrocatalytic Water Purification, H. Ma; Y. Chen; H. Li; Y. Fu; D. Sun; G. Wang; X. Guo; S. Dou; V. Subramaniam; K. Ramachandran, Eco Energy e70003, 2025.
  • First principles study of the effect of Bi content on the photocatalytic performance of bismuth bromide oxidebased catalysts, J. Zhang; Y. Liu; S. Xin; S. Lin; X. Zhang; J. Wang; X. Guo; H. Zhang; A. Kumar; K. Ramachandran, Physical Chemistry Chemical Physics 27(7), 3612–3621, 2025.
  • 11.6% Efficient textured InP solar cell with Nb₂O₅: A cutting edge electron transport layer innovation, M. Sk; K. Ramachandran, Thin Solid Films 809, 140577, 2025.
  • DataDriven Machine Learning Strategy for Designing MetalIonDoped γBi₂MoO₆ Photocatalysts to Enhance Degradation Performance, B. Zhang; G. Peng; N. Dong; H. Shi; T. Shao; X. Ren; X. Guo; A. Kumar; K. Ramachandran, The Journal of Physical Chemistry B 128(1), 305–317, 2024.
  • Design and fabrication of NiCo₂S₄@rGO as an efficient Ptfree triiodide reducing agent for dyesensitized solar cell application, S. Abinaya; R. Sakthivel; K. Ramachandran; P. M. Vivek; M. Arfayeen; Chemical Physics Impact 9, 100676, 2024.
  • Impact of calcined temperatures on the crystalline parameters, morphological, energy band gap, electrochemical, antimicrobial, antioxidant, and hemolysis behavior of SrTiO₃, J. Gajendiran; S. Gnanam; R. K. Shynu; J. R. Ramya; V. Kavimani; K. Ramachandran, Journal of the Indian Chemical  Society 101(11), 101370, 2024.
  • An augmented leadfree Perovskite solar cell based on FASnI₃ using V₂O₅ as HTL, P. S. M. Vishnuwaran; K. Ramachandran, Physica Scripta 99, 115029, 2024.
  • Synthesis, spectroscopic characterization, electronic elucidation, chemical reactivity, topological and
    molecular docking investigations of cefadroxil sulfoxide, X. M. Josephine; R. R. Muhamed; T. Gnanasambandan; P. Sangeetha; K. Ramachandran, Journal of Molecular Liquids 412, 125870, 2024.
  • Growth and spectra studies of nonlinear optical manganese zinc hydrogen phosphate (MnZnHPO₄)
    single crystals, P. Krishnamoorthi; P. Sundaramoorthi; K. Ramachandran, Journal of Materials Science: Materials in Electronics 35(28), 1845, 2024.
  • Construction of MWCNT nanoneedles decorated on NiCo₂O₄/MnO₂ composite electrodes with high energy density for asymmetric capacitor applications, M. Manigandan; P. R. Vanga; S. Vadivel; K. Ramachandran; A. A. A. Bahajjaj, Diamond and Related Materials 148, 111503, 2024.
  • Using Er/CdCodoped Bi₄O₅Br₂ Microspheres to Enhance Antibiotic Degradation under Visible Illumination: A Combined Experimental and DFT Investigation, G. Liu; R. Dai; H. Shi; N. Dong; B. Zhang; S. Li; W. Wang; Y. Liu; T. Shao; K. Ramachandran, The Journal of Physical Chemistry B 128(39), 9373–9384, 2024.
  • Investigations of crystallographic, magnetic, optical and photoluminescence nature of Sm₂O₃ doped SrTiO₃ nanomaterials for LED, D. Anand; K. Ramachandran; P. Sakthivel; M. Silambarasan, Ceramics International 50(18), 33590–33598, 2024.
  • Study of the Preparation and Performance of MgDoped Si/Al₂O₃/ZnO Nanowall Heterojunction UV Detector, X. Wang; S. Xin; B. Tao; B. Huang; V. Subramaniam; K. Ramachandran, ACS Applied Nano Materials 7(18), 21401–21409, 2024.
  • Antimicrobial efficiency against fish pathogens on the green synthesized silver nanoparticles, J. R. Ramya; S. Ali; R. Vijayalakshmi; J. Gajendiran; S. Gnanam; K. Ramachandran, Microbial Pathogenesis  193, 106725, 2024.
  • Facile synthesis of novel MnSe₂/Ppy based cathode material for high capacity aqueous Znion batteries, M. Premkumar; S. Vadivel; K. Ramachandran; R. A. Alshgari, Journal of Energy Storage 93, 112210, 2024.
  • Design and fabrication of Zeolite Socony Mobil5 incorporated ZnO composite for enhanced visible light photocatalytic performance, A. Suguna; C. Sridevi; M. Parthibavarman; C. S. Manikandababu; K. Ramachandran, Chemical Physics Impact 8, 100621, 2024.
  • A dualpurpose photocatalytic reaction for hydrogen evolution and simultaneous organic pollutant degradation of V₂O₅/Ppy based composite photocatalyst, A. Parveen; N. Surumbarkuzhali; M. N. Meeran; K. Ramachandran, Chemical Physics Impact 8, 100646, 2024.
  • Eggshells & Eggshell Membranes – A Sustainable Resource for energy storage and energy conversion applications: A critical review, P. Rosaiah; D. Yue; K. Dayanidhi; K. Ramachandran; P. Vadivel; N. S. Eusuff, Advances in Colloid and Interface Science 327, 103144, 2024.
  • Structural and magnetic properties of tin oxide (SnO₂) nanoparticles for testing spintronic device applications, C. H. Yadav; J. Gajendiran; S. Gnanam; J. R. Ramya; S. Monisha; ; K. Ramachandran, Materials Letters 358, 135863, 2024.
  • *Various concentrations of yttrium oxide (Y₂O₃) doping induce changes in structural, magnetic, optical, and photoluminescence properties of solidstate synthesized strontium…, D. Anand; K. Ramachandran; M. Silambarasan; J. Gajendiran; S. Gnanam, Optical Materials 147, 114706, 2024.
  • Structural, magnetic, and antibacterial activity of the pure, Zndoped, and Zndoped/sugarassisted coprecipitation synthesized semicrystalline Co₃O₄ compound, G. Prameela; J. Ramana Ramya; J. Gajendiran; S. Gnanam; K. Ramachandran, Journal of Molecular Structure 1292, 136154, 2023.
  • Understanding the electronic, structural, optical, photovoltaic and thermoelectric properties of Cs2GeSnBr6 by first-principles and SCAPS-1D simulation, K. Ramachandran, Gourav, Optik 282, 170822, 2023.
  • Identification of lead-free double-halide perovskites for promising photovoltaic applications: first-principles calculations, Gourav, K. Ramachandran, The European Physical Journal Plus, 138, 177, 2023.
  • Study of the structural, magnetic and dielectric properties of GdMnO3-GdMn2O5 nanocomposites via sol-gel rout, GRK J.Gajendiran, Gnanam, K.Ramachandran, V.C.Bharath Sabarish, A. Durairajan, Materials Letters 330, 133311, 2023.
  • Using low-cost materials for highly efficient, eco-friendly formamidinium tin iodide-based solar cells with copper oxide as hole transport material and titanium oxide as VR M.Vishnuwaran, K.Ramachandran, D.Anand Ceramics International 48 (19), 29314–29321, 2022.
  • First-principles investigation of Rb2Tl (As/Bi) I6 for green technology, M. Sk., K. Ramachandran, Chemical Physics Impact 4, 100071, 2022.
  • First-principles investigation of Rb2Ag(Ga/In)Br6 for thermoelectric and photovoltaic applications, S.G. Gourav, Mukaddar S.K., and Krishnamoorthy Ramachandran, International Journal of Quantum Chemistry, 2022.
  • Synthesis and investigation of the structural behavior and optical properties of BiFeO3, YMnO3 and BiFeO3-YMnO3 nanostructures, J. Gajendiran, S. Ganam, C.P. Reddy, G.R. Kumar, VCB Sabarish, S.G. Raj, and K. Ramachandran, Inorganic Chemistry Communications, 135, 109101, 2022.
  • Cd-doped alpha-dimanganese trioxide nanoparticles: Synthesis, Structural, Morphological, Optical, Luminescent, Magnetic, Photocatalytic and Antibacterial Characterization S. Gnanam, J. Gajendiran, R. Ashokkumar, K. Ramachandran, JR Ramya, Journal of Molecular Structure 1229, 129846, 2021.
  • Experimental investigation of the structural, surface, optical and electrical properties of gallium sesquioxide-doped tausonite compounds, G Saravanan, K Ramachandran, J Gajendiran, S Gnanam, Journal of Molecular Structure, volume 1225, p. 129299, 2021.
  • Effect of the concentration of strontium titanate on the structural, optical, dielectric and electrical properties G Saravanan, K Ramachandran, J Gajendiran, E Padmini, Chemical Physics Letters, volume 746, p. 137314, 2020.
  • Structural, optical and photocatalytic properties of ZnS spherical and flake nanostructures by a sugar-assisted hydrothermal process Gajendiran, S. Gnanam, V. Vijaya Kumar, K. Ramachandran, J. Ramana Ramya, S. Gokul Raj, and N. Sivakumar, Chemical Physics Letters, volume 754, p. 137639, 2020.
  • Behavior of barium titanium trioxide with cupric oxide and oxynickel doping: Experimental investigation of structural and opto-magnetic properties, K. Ramachandran, J. Gajendiran, E. Padmini, and S. Gnanam, Chemical Physics Letters, volume 755, p. 137822, 2020.
  • Cd-doped alpha-dimanganese trioxide nanoparticles: Synthesis, Structural, Morphological, Optical, Luminescent, Magnetic, Photocatalytic and Antibacterial Characterization S. Gnanam, J. Gajendiran, R. Ashokkumar, K. Ramachandran, and J. Ramana Ramya, Journal of Molecular Structure, no. 129846, 2020.
  • Structural, optical, magnetic and electrical properties of perovskite Sr 1− x W x TiO 3 (x = 0.01 and 0.03) prepared by SSR method ceramics, Saravanan, G; Padmini, E; Ramachandran, K, Journal of Materials Science: Materials in Electronics, volume 30, no. 4511–4518, 2019.
  • Electrical properties of Mo-doped SrTiO3 prepared by the solid state reaction method, E Padmini, K Ramachandran, Materials Research Express, volume 6,11, p. 115919, 2019.
  • Investigation on versatile behavior of Cd-doped SrTiO3 perovskite-structured compounds, E Padmini, K Ramachandran, Solid State Communications, volume 302, p. 113716, 2019.
  • Structural, optical, magnetic and dielectric properties of Dy-doped SrTiO3 nanocrystals E. Padmini, K. Ramachandran and M. Muralidharan, Journal of Materials Science: Materials in Electronics, volume 29, no. 1, p. 17078–17088.
  • Non-linear optical studies on semiorganic single crystals: L-arginine 4-nitrophenalate 4-nitrophenol dihydrate (LAPP), Mahadevan, M.; Sankar, PK; Vinitha, G.; Arivanandhan, M.; Ramachandran, K.; Anandan, P., Optics & Laser Technology, volume 92, p. 168–172.
  • Structure, Electrical, Magnetic Properties for Invernagations on Fe-Doped Hexagonal BaTiO3 Samuvel, K. Ramachandran, Optik: International Journal for Light and Electron Optics, volume 127, 4, p. no. 1781–1786, 2016.
  • Determination of A.C. Conductivity of Nano-Composite Perovskite BaTi1-xFexO3 Prepared by the Solid State Technique, K.Samuvel, K.Ramachandran, International Journal of ChemTech Research, pp. 7, pp. 576–582, 2015.
  • High calcination of ferroelectric BaTiO3-doped Fe nanoceramics prepared by a solid-state sintering method, K. Samuvel, K. Ramachandran, Spectrochimica Acta Part-A: Molecular and Biomolecular Spectroscopy, volume 146, p. 113–118, 2015.
  • Growth, structural, thermal, and mechanical behavior of lithium paranitrophenolate (LPNP) single crystal for nonlinear optical applications” Mahadevan, M., Anandan, P., Jagannathan, K., and Ramachandran, K., Journal of Optoelectronics and Advanced Materials, volume 16, pg. no. 252–256, 2014.
  • Synthesis, growth, crystal structure and characterization of a new organic NLO crystal: L-lysine 4-nitrophenolate monohydrate (LLPNP), Mahadevan, M., Magesh, M., Ramachandran, K., Anandan, P., Arivanandhan, M., and Hayakawa, Y., Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, volume 130, p. 416-422, 2014.
  • Crystal growth, structural, thermal and mechanical behavior of L-arginine 4-nitrophenalate 4-nitrophenol dihydrate (LAPP) single, Mahadevan, M., Ramachandran, K., Anandan, P., Arivanandhan, M., Bhagavannarayana, G., and Hayakawa, Y., Crystals Spectrochimica Acta Part-A: Molecular and Biomolecular Spectroscopy, volume 133, p. 396-402, 2014.
  • “Studies on the growth aspects and characterization of sodium paranitrophenolate single crystals for nonlinear optical applications,” Mahadevan, M., Ramachandran, K., Anandan, P., Arivanandhan, M. and Hayakawa, Y., Optik: International Journal of Light and Electron Optics, volume 125, p. 5515–5518, 2014.
  • “Growth, Thermal and Mechanical Studies on a Semi-Organic NLO Crystal: L-Lysine 4-nitrophenolate (LLPNP) Monohydrate,” Mahadevan, M., Kalainathan, S., Jagannathan, K., and Ramachandran, K., International Journal of ChemTech Research, volume 6, p. 3241-3243, 2014.
  • Growth and characterization of a nearly perfect lithium paranitrophenolate nonlinear optical single crystal, Mahadevan, M., Jagannathan, K., Anandan, P., and Ramachandran, K., AIP, 2014.
  • FTIR spectroscopic studies on molecular interactions between alcohols and N, N-dimethylacetamide, Sivagurunathan, K. Ramachandran, K. Dharmalingam, Acta Physico-Chimica Sinica, Volume 23, p. 295-298, 2007.
  • Dielectric relaxation studies of alcohols and acrylic esters, Dharmalingam, K. Ramachandran, P. Sivagurunathan and G. M. Kalamse, Acta Physico-Chimica Sinica, volume 23, p. 50–54, 2007.
  • Molecular associations in alcohol-methyl methacrylate mixtures Dharmalingam, K. Ramachandran, P. Sivagurunathan and G. M. Kalamse, J.Chem.Eng.Data, volume 52, p. 265-269, 2007.
  • Hydrogen bonding interaction between acrylic esters and monohydric alcohols in non-polar solvents: an FTIR study, K. Dharmalingam, K. Ramachandran and P. Sivagurunathan, Spectrochimica Acta Part A, volume 66, p. 48–51, 2007.
  • Hydrogen bonding interaction between N-methylformamide and alcohols Krishnamurthy Ramachandran, Kurunthu Dharmalingam, Periyasamy Sivagurunathan, Acta Physico-Chimica Sinica, Volume 22, No. 1560–1562, 2006.
  • Dielectric relaxation studies of formamide-alcohol mixtures using time domain reflectometry, K. Ramachandran, K. Dharmalingam, P. Sivagurunathan, B. Prabhakar Undre, P.W. Khirade and S. C. Mehrotra, Main Group Chemistry, Volume 4, mo: 303–308, 2006.
  • Hydrogen bonding between alcohols and N-dimethylformamide: An FTIR study, P. Sivagurunathan, K. Ramachandran, and K. Dharmalingam, Main Group Chemistry, p. 84–90, 2006.
  • Hydrogen bonding interaction between 1-propanol and acrylic esters in non-polar solvents: an FTIR study, Kurunthu Dharmalingam, Krishnamurthy Ramachandran and Periyasamy Sivagurunathan, Afr. J. Chem. Volume 59, p. 75–81, 2006.
  • Dielectric studies of alkyl acrylates with primary alcohols using time domain reflectometry, K. Dharmalingam, K. Ramachandran, P. Sivagurunathan, B. Prabhakar Undre, P.W. Khirade and S. C. Mehrotra, Molecular Physics, volume 104, pg. no. 2835-2840, 2006.
  • Dielectric study of methylacrylate-alcohol mixtures using time domain reflectometry, Dharmalingam, K. Ramachandran, P. Sivagurunathan, B. Prabhakar Undre, P.W. Khirade and S. C. Mehrotra, Bulletin of the Korean Chemical Society, volume 27, p. 2040–2044, 2006.
  • Relaxation studies of primary alcohols and alkyl methacrylates, Dharmalingam, K. Ramachandran, P. Sivagurunathan and G. M. Kalamse, Zeitschrift für Physikalische Chemie, volume 220, p. 1217–1222, 2006.
  • Molecular interaction of alcohols with acrylic esters in non-polar solvents Dharmalingam, K. Ramachandran, P. Sivagurunathan and G. M. Kalamse, Comptes Rendus-Chimie, volume 9, p. 1444–1453, 2006.
  • Solvent effects on hydrogen bonding between primary alcohols and esters, K. Dharmalingam, K. Ramachandran and P. Sivagurunathan, Journal of Zhejiang University: Science A, volume 7, p. no.: 1928–1931, 2006.
  • FTIR study of hydrogen bonding between acrylic esters and alcohols, P. Sivagurunathan, K. Dharmalingam and K. Ramachandran, Journal of Solution Chemistry, volume 35, p. 1467–1475, 2006.
  • Dielectric relaxation study of alkyl methacrylates and 1-alcohol mixtures using time domain reflectometry, P. Sivagurunathan, K. Dharmalingam, K. Ramachandran, B. Prabhakar Undre, P.W. Khirade and S. C. Mehrotra, Philosophical Magazine Letters, volume 86, p. 291-300, 2006.
  • Molecular interaction studies of acrylic esters with 1-alcohols, Sivagurunathan, K. Dharmalingam and K. Ramachandran, Spectrochimica Acta Part A, volume 64, pb. no. 127–129, 2006.
  • Dielectric studies of alkyl acrylates with primary alcohols using time domain reflectometry, K. Dharmalingam, K. Ramachandran, P. Sivagurunathan, B. Prabhakar Undre, P.W. Khirade and S. C. Mehrotra, Molecular Physics, volume 104, p. 2835–2840, 2006.
  • Hydrogen bonding interaction between 1-propanol and acrylic esters in non-polar solvents: an FTIR study, Kurunthu Dharmalingam, Krishnamurthy Ramachandran and Periyasamy Sivagurunathan, S. Afr. J., volume 59, p. 75–81, 2006.
  • Hydrogen bonding between alcohols and Ndimethylformamide: An FTIR study, P. Sivagurunathan, K. Ramachandran, K. Dharmalingam, Main Group Chemistry, p. 84–90, 2006.
  • Dielectric relaxation study of alkyl methacrylates and 1-alcohol mixtures using time domain reflectometry, P. Sivagurunathan, Dharmalingam, K. Ramachandran, B. Prabhakar Undre, P.W. Khirade and S. C. Mehrotra, Philosophical Magazine Letters, p. 291-300, 2006.
  • Dielectric relaxation of binary mixtures of alcohols with esters, K. Dharmalingam, K. Ramachandran, P. Sivagurunathan, B. Prabhakar Undre, P.W. Khirade and S. C. Mehrotra, Journal of Applied Polymer Science.
  • Dielectric relaxation study of butyl acrylate-alcohol mixtures using time domain reflectometry, K. Dharmalingam, K. Ramachandran, P. Sivagurunathan, B. Prabhakar Undre, P.W. Khirade and S. C. Mehrotra, Chemical Papers.
  • FTIR study of molecular interaction in butyl methacrylate-organic solvent mixtures, K. Dharmalingam, K. Ramachandran and P. Sivagurunathan, Zeitschrift für Physikalische Chemie.
  • FTIR and dielectric studies of molecular interaction between alkyl methacrylates and primary alcohols K. Dharmalingam, K. Ramachandran and P. Sivagurunathan, Physica B.
  • Dielectric study of methyl methacrylate-alcohol mixtures by time domain reflectometry at 293 K, Sivagurunathan, K. Dharmalingam, K. Ramachandran, B. Prabhakar Undre, P.W. Khirade and S. C. Mehrotra, Main Group Chemistry, volume 4, p. 235–240, 2005.

  • Conducted conducted the national conference on May 8th and 9th, 2015, as a convenor. Funding is supported by DST (sanction order no. SB/SS/1930/14-15, dated May 15, 2015).
  • Conducted the national conference on April 27 and 28, 2018 as a convenor.
  • ISRO RESPOND PROJECT as Principal Co-Investigator. Total cost: 18.15 lacs. (ISRO/RES/3/707/2016-17, dated May 18, 2016).

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TitleOrganizerDatePlace
Thermoelectric materials and ApplicationsSSN Research Center24-25 Aug 2022Chennai
Innovative Research Techniques for Data analysis and InterpretationSRM Institute of Science and Technology04.03.2023Chennai

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  • Positions held: Assistant Professor (Sr.G) at SRM Institute of Science and Technology, August 2007 to till date

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