Viswanathan S. Saji

ORCID: 0000-0003-1724-0011
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About
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Research Areas
  • Corrosion Behavior and Inhibition
  • Concrete Corrosion and Durability
  • Hydrogen embrittlement and corrosion behaviors in metals
  • Surface Modification and Superhydrophobicity
  • Magnesium Alloys: Properties and Applications
  • Electrocatalysts for Energy Conversion
  • Advanced Photocatalysis Techniques
  • Polymer composites and self-healing
  • Conducting polymers and applications
  • Electrophoretic Deposition in Materials Science
  • Titanium Alloys Microstructure and Properties
  • TiO2 Photocatalysis and Solar Cells
  • Electrochemical Analysis and Applications
  • Bone Tissue Engineering Materials
  • Fuel Cells and Related Materials
  • Ferroelectric and Piezoelectric Materials
  • Anodic Oxide Films and Nanostructures
  • Electrodeposition and Electroless Coatings
  • Chalcogenide Semiconductor Thin Films
  • Advanced battery technologies research
  • Quantum Dots Synthesis And Properties
  • Magnesium Oxide Properties and Applications
  • Supercapacitor Materials and Fabrication
  • Advanced Battery Materials and Technologies
  • Material Properties and Applications

King Fahd University of Petroleum and Minerals
2018-2024

Yonsei University
2007-2023

Ulsan National Institute of Science and Technology
2010-2023

The University of Adelaide
2014-2023

Endeavour (United Kingdom)
2023

UPASI Tea Research Foundation
2017

Korea University
2011-2015

Chosun University
2009-2011

Indian Institute of Science Bangalore
2006-2010

Sunchon National University
2010

Rare-earth elements-based conversion coatings are actively researched as an environmentally benign alternative to conventionally used chromate-based for magnesium and its alloys. Here, we reviewed the topic comprehensively. The review starts with a short introduction on corrosion of alloys chemical treatments, that is followed by detailed description cerium-based coatings. Morphology, structure composition cerium coatings, their mechanism formation competence control explained. Influence...

10.1016/j.jmrt.2019.08.013 article EN cc-by-nc-nd Journal of Materials Research and Technology 2019-08-24

10.1016/j.colsurfa.2020.125132 article EN Colloids and Surfaces A Physicochemical and Engineering Aspects 2020-06-07

Superhydrophobic coatings are projected as a practical approach to tackle the weak aqueous corrosion resistance of Mg/Mg alloys. The present review provides most recent updates in this area. various low surface energy treatments reported presented first, followed by methods employed for developing hierarchical micro/nanostructuring. Reported works different application areas, including anti-corrosion, biomedical and anti-icing systematically discussed. Concise descriptions self-healing...

10.1016/j.jma.2021.01.005 article EN cc-by-nc-nd Journal of Magnesium and Alloys 2021-02-17

A novel electrochemical carbon paste sensor containing 10% magnesium doped with zinc oxide nanoparticles was developed and used for detection of an anti-inflammatory drug, mefenamic acid. The electrode materials were characterized by scanning electron microscopy, energy-dispersive X-ray spectroscopy, powder diffraction. Electrochemical square wave voltammetric techniques employed to find the lowest possible limit quantify Analytical experiments performed over pH range 3.0–11.2. 7.0 found be...

10.1149/2.0131909jes article EN Journal of The Electrochemical Society 2019-01-01

10.1016/j.jiec.2019.03.018 article EN Journal of Industrial and Engineering Chemistry 2019-03-23

Abstract Research and development on superhydrophobic carbon nanostructures their nanocomposites have high industrial significance. Here, a comprehensive review of the topic is provided. Reported works surfaces coatings nanotubes, nanofibres, nanospheres/nanothorns/others, nanodiamond, fullerene various with metals, ceramics, polymers are described. Superhydrophobic nanostructured soot, graphitic carbon, others also presented. The section graphene presented concisely at end. Reports in...

10.1515/ntrev-2021-0039 article EN cc-by Nanotechnology Reviews 2021-01-01

N and S codoped carbon dots having good water solubility have been successfully made by a novel hydrothermal method characterized FTIR, XPS, TEM. The as-synthesized CDs were particles rich in polar functional groups less than 10 nm size. Electrochemical measurements, gravimetry, surface analysis methods utilized to examine the inhibition characteristics adsorption mechanism of on steel acid pickling solutions. measurements verified that displayed adequate protection with high efficiency...

10.1021/acs.langmuir.1c03289 article EN Langmuir 2022-03-23

Research and development on electrochemical energy storage conversion (EESC) devices, viz. fuel cells, supercapacitors batteries, are highly significant in realizing carbon neutrality a sustainable economy. Component corrosion/degradation remains major threat to EESC device's long-term durability. Here, we provide comprehensive account of the corrosion degradation issues. Discussions mainly polymer electrolyte membrane metal-ion metal-air batteries supercapacitors. Corrosion bipolar...

10.1002/celc.202300136 article EN cc-by ChemElectroChem 2023-05-08

Screening a green corrosion inhibitor that can prevent Al anode and enhance the battery performance is highly significant for developing next-generation Al-air batteries. This work explores non-toxic, environmentally safe, nitrogen-rich amino acid derivative, N(α)-Boc-l-tryptophan (BCTO), as anodes. Our results confirm BCTO has an excellent inhibition effect Al-5052 alloy in 4 M NaOH solution. An optimum addition (2 mM) increased performance; efficiency was 68.2%, utilization reached 92.0%....

10.1021/acs.langmuir.3c00032 article EN Langmuir 2023-04-19

Magnesium (Mg) and its alloys possess many outstanding properties, showing great potential to be extensively applied in different fields. Unfortunately, they are highly susceptible corrosion, especially corrosive chloride ions. This causes huge economic loss has restricted their applications industry. Among strategies, protective coatings/surface modifications attract considerable attention because can reduce or even restrain corrosion by preventing contact with the external environment....

10.1016/j.jmrt.2024.07.046 article EN cc-by-nc-nd Journal of Materials Research and Technology 2024-07-01
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