Ahmed A. Al-Dulaimi

ORCID: 0000-0003-3179-8097
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About
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Research Areas
  • Conducting polymers and applications
  • Advanced Sensor and Energy Harvesting Materials
  • Analytical Chemistry and Sensors
  • Advanced Cellulose Research Studies
  • Quantum Dots Synthesis And Properties
  • Transition Metal Oxide Nanomaterials
  • Lignin and Wood Chemistry
  • Smart Materials for Construction
  • Chalcogenide Semiconductor Thin Films
  • Ga2O3 and related materials
  • RNA Interference and Gene Delivery
  • Spectroscopy Techniques in Biomedical and Chemical Research
  • ZnO doping and properties
  • Supercapacitor Materials and Fabrication
  • Enzyme-mediated dye degradation
  • Advanced Semiconductor Detectors and Materials
  • Image Processing Techniques and Applications
  • Biofuel production and bioconversion

University of Al Maarif
2025

University of Kuala Lumpur
2016-2018

Universiti Sains Malaysia
2015

Hospital Universiti Sains Malaysia
2014

University of Technology Malaysia
2011-2012

In this study, evaluation and prediction of diffusion depth deterrents Butyl-NENA Polyethylene-glycol-di-methacrylate into the propellant effect different conditions on stability, such as variations concentration, temperature aging with time, were performed by using COMSOL Multi-physics 4.4 to lower laboratory costs saving time. Diagrams indicated that occurs a certain radius concentration in allowed ranges, does not affect final significantly. Also, time had little depth. Results showed...

10.1186/s13065-025-01495-1 article EN cc-by-nc-nd BMC Chemistry 2025-05-09

Abstract The preparation of conductive polypyrrole (PPy) nanocomposite with cellulose nanocrystals (CNC) was carried out by situ polymerization method. new water dispersible sample (PPy-CNC) deposited as a thin film on the paper sheet substrate paper. images field emission scanning electron microscopy (FESEM) clearly shw morphological modulation and uniformity PPy-CNC sample. electrical properties were studied various acid doping values. results show increase in along decrease pH value....

10.1515/npprj-2018-3018 article EN Nordic Pulp & Paper Research Journal 2018-07-01

The development of conductive polypyrrole (PPY) processability was successfully achieved by a synthesis colloidal form with high dispersion stability in aqueous medium. In-situ polymerization method pyrrole monomers (PY) assisted suspension nanocrystalline cellulose (NCC) and the oxidizing agent ammonium persulfate (APS). Facial fast technique consisted deposition PY on NCC surface via electrostatic attractions between sulfate groups amine group PY. Steric hindrance feature significantly...

10.1177/096739111602400904 article EN Polymers and Polymer Composites 2016-11-01

Nanocrystalline cellulose (NCC) was isolated from OPEFB pulp via sulfuric acid hydrolysis. The influence of reaction time to the molecular weight and surface charge NCC investigated. Characterization product carried out using zeta potential measurement gel permeation chromatography test. Zeta showed that negative significantly increases with increasing time. Gel test indicates change variably hydrolysis (Keywords: cellulose; hydrolysis; sulfate content; weight)

10.1088/1742-6596/622/1/012047 article EN Journal of Physics Conference Series 2015-06-22

Conductive polypyrrole (PPY) was successfully synthesized via situ polymerization of pyrrole monomer in presence nanocrystalline cellulose (NCC) suspension as a dopant and template with rarity sedimentation. PPY-NCC composite having very good dispersion stability aqueous media. The chemical structure PPY investigated by using Fourier transform infrared spectroscopy. FTIR result shows that the synthesis NCC still retains its structures well. Scanning electron microscopy (SEM) analyses obvious...

10.4028/www.scientific.net/amr.1043.105 article EN Advanced materials research 2014-10-01

Conductive polyaniline (PANI) in various nanostructures were prepared by situ polymerization for corrosion protection application of carbon steel.Anticorrosion performance the samples was evaluated applying salt spray and adhesion tests based on standards ASTM B117 D3359 respectively.Synthesis PANI carried out doping aniline monomer with phosphoric acid four different molar ratios.Field emission scanning electron microscopy (FESEM) images confirms variation samples.The also characterized...

10.15282/jmes.12.2.2018.18.0330 article EN cc-by-nc JOURNAL OF MECHANICAL ENGINEERING AND SCIENCES 2018-06-30

Effect of deposition time on the characteristics nanocrystalline cds thin films and photodetection properties

10.1166/jno.2018.2117 article EN Journal of Nanoelectronics and Optoelectronics 2018-03-27
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