A. Jafar Ahamed

ORCID: 0000-0003-1048-8292
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About
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Research Areas
  • Nanoparticles: synthesis and applications
  • Water Quality and Pollution Assessment
  • Groundwater and Watershed Analysis
  • Copper-based nanomaterials and applications
  • Gas Sensing Nanomaterials and Sensors
  • Groundwater and Isotope Geochemistry
  • Adsorption and biosorption for pollutant removal
  • Multicomponent Synthesis of Heterocycles
  • Synthesis and biological activity
  • Synthesis and Biological Evaluation
  • Advanced Nanomaterials in Catalysis
  • ZnO doping and properties
  • X-ray Diffraction in Crystallography
  • Quantum Dots Synthesis And Properties
  • Chalcogenide Semiconductor Thin Films
  • Quinazolinone synthesis and applications
  • Computational Drug Discovery Methods
  • Polymer Synthesis and Characterization
  • Advancements in Battery Materials
  • Crystallization and Solubility Studies
  • Transition Metal Oxide Nanomaterials
  • Supercapacitor Materials and Fabrication
  • Natural Antidiabetic Agents Studies
  • Click Chemistry and Applications
  • Laser-Ablation Synthesis of Nanoparticles

Bharathidasan University
2015-2025

Monash University Malaysia
2025

University of Calabar
2024

Stanford University
2021

Jubilant Life Sciences (India)
2016

University of Hyderabad
2012

Concurrent construction of five and six membered fused N-heretocyclic ring was achieved via a conceptually new three-component reaction affording 6,6a-dihydroisoindolo[2,1-a]quinazoline-5,11-diones as novel inhibitors TNF-αin vitro. This represents one the few examples direct TNF-α inhibition by small molecules.

10.1039/c1cc10715a article EN Chemical Communications 2011-01-01

One of the most promising bimetallic sulphides for use in energy-storage systems is NiCo2S4, but further research required to give it a high reversibility and electrochemical reaction capacity. In this study, we show rational materials design an ideal NiCo2S4 nanoparticle as NiCo2S4/RGO nanocomposite, embedded reduced graphene oxide (RGO) matrix. nanoparticles, which ranged size from 20 25 nm were firmly fixed on surface RGO sheets, made up produced composite. As predicted, nanocomposite...

10.1016/j.chphi.2024.100675 article EN cc-by-nc Chemical Physics Impact 2024-07-07

The suitability of groundwater for irrigation uses was assessed in Alathur Block located Perambalur District the state Tamil Nadu. Groundwater samples from ten villages were analyzed two seasons major cations, anions and other parameters such as electrical conductivity, total dissolved solids, Kelly's ratio, sodium absorption ratio (SAR), magnesium % sodium, chloro-alkaline indices, residual carbonate permeability index to know purpose. Piper trilinear diagram interpretations made chemical...

10.1007/s13201-013-0124-z article EN cc-by Applied Water Science 2013-08-30

Inflammation, a characteristic physiological response to infections and tissue damage, commences with processes involving repair pathogen elimination, contributing the restoration of homeostasis at affected sites. Hence, this study presents comprehensive analysis addressing diverse aspects associated phenomenon. The investigation encompasses synthesis, spectral characterizations (FT-IR, 1H NMR, 13C NMR), molecular modeling p-phenylenediamine-phenylhydrazine-formaldehyde terpolymer (PPHF),...

10.1016/j.heliyon.2023.e18067 article EN cc-by Heliyon 2023-07-01

Metal oxide nanoparticles produced by plant extracts are more stable and biocompatible in comparison with those physical chemical methods. This research focuses on the synthesis of pure Cu doped NiO (NPs) using Phytolacca dodecandra L'Herit (P.d) leaf extract evaluation their antioxidant photocatalytic activities. The obtained Cu-doped NiO-NPs have been characterized through X-ray diffraction (XRD), Transmission electron microscope (TEM), Fourier transform infrared (FT-IR),...

10.1016/j.chphi.2024.100647 article EN cc-by-nc Chemical Physics Impact 2024-05-22

A one-pot Yb(III)-mediated cascade reaction has been developed leading to small molecules based on a novel structural motif, i.e.quinazolin-4-one moiety fused with an isoquinoline ring, for potential inhibition of TNF-α.

10.1039/c1cc13695j article EN Chemical Communications 2011-01-01

I2-TBHP-catalyzed azomethine imine generation and subsequent regioselective 1,3-dipolar cycloaddition (DC) with aromatic N-heterocycles was developed to afford various 4,3-fused 1,2,4-triazoles in excellent yields. The method is operationally simple highly efficient broad functional group tolerance.

10.1039/c6ob01926a article EN Organic & Biomolecular Chemistry 2016-01-01

The demand for highly sensitive and versatile sensors is rapidly growing in biomedical applications, where specific, sensitive, rapid detection are essential. Quartz crystal microbalance (QCM) a popular analytical tool such applications due to its high sensitivity real-time monitoring capabilities. However, conventional QCM-based biosensing assays often suffer from poor sample consumption, limiting their practicality. This study introduces modified electrode design single droplet-based assay...

10.2139/ssrn.5094062 preprint EN 2025-01-01

10.2139/ssrn.5127917 article SSRN Electronic Journal 2025-01-01

Herein, a 4,4-diaminodiphenylmethane-melamine-formaldehyde (DMF) terpolymer was synthesized and characterized to investigate its anti-corrosion properties for mild steel in 1 M hydrochloric acid electrolyte.

10.1039/d5ra01095k article EN cc-by-nc RSC Advances 2025-01-01

This paper assesses the quality of water using different graphical and statistical methods like Durov, Schoeller, Piper -Tri linear diagram, Box Whisker plot for three seasons in study area Alathur block, Perambalur District.The representation provides limitations compared with multivariate method large data sets.A total 10 groundwater samples were collected from hand dug wells this they analyzed various physical chemical parameters.The sequence dominance major ions are following order Na +...

10.15666/aeer/1503_105116 article EN Applied Ecology and Environmental Research 2017-01-01

The present investigation aims to synthesize 11 compounds of quinazoline-1 derivatives and test their antimicrobial anti-HIV1 activities. A quick-witted method was developed for the synthesis novel substituted quinazolinone by summarizing diverse diamines with benzoxazine reactions, it demonstrated benefits typical handy operation, outstanding product yields. These were confirmed elemental analysis, I R, 1 H NMR, 13 C mass spectra. Then activities tested in-vitro . It found that 7–11...

10.1155/2013/387191 article EN cc-by Journal of Applied Chemistry 2013-09-12

A one-pot cascade reaction has been developed leading to the concurrent construction of six and five membered fused N-heterocyclic rings indazolo[3,2-b]quinazolinones. The methodology involved isatoic anhydride, a hydrazine o-iodo benzaldehyde in presence Pd(PPh(3))(4) BINAP MeCN. mechanism this is discussed. variety indazolo[3,2-b]quinazolinone derivatives were prepared by using good yields, some which tested for their PDE4 inhibitory properties vitro. dose response docking study performed...

10.1039/c2ob25296a article EN Organic & Biomolecular Chemistry 2012-01-01
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