Sivalingam Ramesh

ORCID: 0000-0003-0813-1251
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About
Contact & Profiles
Research Areas
  • Supercapacitor Materials and Fabrication
  • Conducting polymers and applications
  • Advancements in Battery Materials
  • Advanced battery technologies research
  • Electrochemical sensors and biosensors
  • Advanced Cellulose Research Studies
  • Nanomaterials for catalytic reactions
  • Electrospun Nanofibers in Biomedical Applications
  • Gas Sensing Nanomaterials and Sensors
  • Nanoparticles: synthesis and applications
  • Silicone and Siloxane Chemistry
  • Advanced Photocatalysis Techniques
  • Electrocatalysts for Energy Conversion
  • Copper-based nanomaterials and applications
  • Advanced Nanomaterials in Catalysis
  • Graphene and Nanomaterials Applications
  • Advanced Sensor and Energy Harvesting Materials
  • Graphene research and applications
  • biodegradable polymer synthesis and properties
  • TiO2 Photocatalysis and Solar Cells
  • Antimicrobial agents and applications
  • Analytical Chemistry and Sensors
  • Nanocomposite Films for Food Packaging
  • Polymer Nanocomposite Synthesis and Irradiation
  • Chemical Thermodynamics and Molecular Structure

Dongguk University
2017-2024

Guru Nanak Institutions
2024

Birla Institute of Technology and Science - Hyderabad Campus
2020

University of Malaya
2015-2020

Seoul Institute
2017

Kyung Hee University
2017

Hospital Kuala Lumpur
2016

Inha University
2015

Anna University, Chennai
2010-2013

Chosun University
2012-2013

We investigated different molar concentrations of cobalt precursor intercalated reduced graphene oxide (rGO) as possible electrode materials for supercapacitors.

10.1039/c6ra00160b article EN RSC Advances 2016-01-01

The present study investigates the fabrication of hierarchical 3D nanostructures with multi-component metal oxides in presence highly-porous graphene and characterized for its applications high-performance supercapacitors. A flowers like nanostructure Co3O4 @MnO2 on nitrogen-doped oxide (NGO) hybrid composite was synthesized by thermal reduction process at 650 °C ammonia urea. Co3O4@MnO2/NGO composites were studied via Raman, XRD, X-ray XPS, FE-SEM, FE-SEM EDX, FE-TEM BET analyses....

10.1038/s41598-018-34905-7 article EN cc-by Scientific Reports 2018-11-02

Abstract Nitrogen-doped multiwalled carbon nanotubes (N-MWCNTs) have been used to fabricate nanostructured materials for various energy devices, such as supercapacitors, sensors, batteries, and electrocatalysts. carbon-based electrodes widely improve supercapacitor applications via chemical approaches. Based on previous studies, CuO@MnO 2 /N-MWCNT composites were synthesized using a sonication-supported hydrothermal reaction process evaluate their properties. The structural morphological...

10.1038/s41598-022-16863-3 article EN cc-by Scientific Reports 2022-09-20

Abstract In this study, nickel hydroxide nanoparticles (NPs) decorated with nitrogen doped multiwalled carbon nanotubes (N-MWCNT) hybrid composite was synthesized by thermal reduction process in the presence of cetyl ammonium bromide (CTAB) and urea. The as-synthesized Ni(OH) 2 @N-MWCNT characterized FTIR, Raman, XRD, BET, BJH FE-TEM analyses. These prepared porous materials possessed high specific surface area sheet like morphology useful for active electrode materials. maximum capacitance...

10.1038/s41598-019-42281-z article EN cc-by Scientific Reports 2019-04-15

The highly efficient hydrothermal chemical reaction was used to synthesis the manganese [email protected] doped graphene oxide/polypyrrole (MnO2@NGO/PPy) composites as a high capacitance electrode material for supercapacitors. prepared structural and surface properties were confirmed by spectral electron microscopic studies, respectively. electrochemical cyclic voltammetric analysis carried out MnO2@NGO MnO2@NGO/PPy electrodes using potassium hydroxide electrolyte. improved of 480 F.g−1...

10.1016/j.jmrt.2019.07.033 article EN cc-by-nc-nd Journal of Materials Research and Technology 2019-08-14

Abstract The porous materials of SnO 2 @NGO composite was synthesized by thermal reduction process at 550 °C in presence ammonia and urea as catalyst. In this process, the higher electrostatic attraction between nanoparticles were anchored via reaction. These @ NGO composites confirmed Raman, XRD, XPS, HR-TEM, EDX results. controlled nanometer scale proved FE-TEM BET analysis. used to study electrochemical properties CV, GCD, EIS analysis for supercapacitor application. exhibited specific...

10.1038/s41598-019-48951-2 article EN cc-by Scientific Reports 2019-09-02

Here, we developed a new approach to synthesize NiCo2S4 thin films for supercapacitor application using the successive ionic layer adsorption and reaction (SILAR) method on Ni mesh with different molar ratios of Co precursors. The five electrodes affect electrochemical performance supercapacitor. demonstrate superior supercapacitance significantly higher specific capacitance 1427 F g-1 at scan rate 20 mV s-1. These results indicate that ternary are more effective compared binary metal oxides...

10.1038/s41598-019-50165-5 article EN cc-by Scientific Reports 2019-09-23
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