Muhammad Hafeez

ORCID: 0000-0003-0966-827X
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About
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Research Areas
  • Nanoparticles: synthesis and applications
  • Nanomaterials for catalytic reactions
  • Advanced Photocatalysis Techniques
  • Copper-based nanomaterials and applications
  • Analytical chemistry methods development
  • Adsorption and biosorption for pollutant removal
  • Moringa oleifera research and applications
  • Graphene and Nanomaterials Applications
  • Extraction and Separation Processes
  • TiO2 Photocatalysis and Solar Cells
  • Laser-induced spectroscopy and plasma
  • Synthesis and biological activity
  • Electrochemical Analysis and Applications
  • ZnO doping and properties
  • Radioactive element chemistry and processing
  • Laser-Ablation Synthesis of Nanoparticles
  • Carbon dioxide utilization in catalysis
  • Gas Sensing Nanomaterials and Sensors
  • Clay minerals and soil interactions
  • Neurobiology and Insect Physiology Research
  • Click Chemistry and Applications
  • Synthetic Organic Chemistry Methods
  • Cultural Heritage Materials Analysis
  • Analytical Chemistry and Sensors
  • Synthesis and Characterization of Heterocyclic Compounds

University of Azad Jammu and Kashmir
2015-2024

Horticultural Crops Research Laboratory
2024

Oregon State University
2024

Riphah International University
2023

University of Sialkot
2021

John Wiley & Sons (United States)
2019

Hudson Institute
2019

Durham University
2009

University of Liverpool
2009

University Hospital of North Durham
2009

Abstract Cobalt oxide nanoparticles (Co 3 O 4 -Nps) have many applications and now a days the green methods of synthesis these NPs are preferred over other because associated benefits. In this study, Co -Nps were synthesized by using leaves extract Populus ciliata (safaida) cobalt nitrate hexa hydrate as source cobalt. The analyzed different techniques such fourier transform spectroscopy (FTIR), x-ray diffraction (XRD), transmission electron microscopy (TEM) scanning (SEM). Antibacterial...

10.1088/2053-1591/ab70dd article EN cc-by Materials Research Express 2020-01-29

In this study, successful synthesis of ZnO nanoparticles (NPs), CuO NPs, and ZnO/CuO nanocomposite through an eco-friendly method using Corriandrum sativum leaf extract as a capping agent is reported. Using XRD, FTIR, UV-Vis, SEM techniques, the synthesized materials were characterized for structural analysis, functional groups identification, spectroscopic measurements, morphological analysis. The percentage composition purity samples determined by Energy Dispersive X-ray (EDX), which...

10.3390/cryst13020281 article EN cc-by Crystals 2023-02-07

Fabricating zinc oxide nanoparticles (ZnO-NPs) from plant extracts is a cost-effective, safe, and environmentally friendly alternative to established chemical procedures. This study was aimed at the fabrication of ZnO-NPs extract. An additional objective investigate antibacterial antioxidant activity these biosynthesized ZnO-NPs.ZnO-NPs were fabricated using leaf extract Ailanthus altissima, as an eco-friendly approach. The physicochemical properties explored UV-visible spectroscopy,...

10.1016/j.sjbs.2022.103487 article EN cc-by-nc-nd Saudi Journal of Biological Sciences 2022-11-01

In this study, we engineered a sub-70 nm nanocomposite of ZnO/Zn2TiO4 using low-temperature solution-phase method with titanium isopropoxide and zinc acetate as precursors, isopropyl alcohol water solvents. The investigation focused on growth by varying precursor surfactant concentrations their efficiency within different pH ranges. All three nanocomposites exhibited hexagonal wurtzite ZnO Zn2TiO4 structures. crystallite size in these ranged from 39.50 to 62.67 for 21.24 26.15 Zn2TiO4....

10.3390/catal14020156 article EN Catalysts 2024-02-19

The nanocomposites of ZnO/NiO loaded Multiwalled Carbon Nanotubes (MWNTs) were successfully fabricated using co-precipitation method. synthesized photocatalyst characterized by X-ray diffraction (XRD), Scanning electron microscopy (SEM), Energy dispersive (EDX) spectroscopy, Diffused reflectance spectroscopy (DRS) and Fourier transform infrared (FTIR) for the determination crystal structure, morphology, elemental composition optical properties respectively. photocatalytic activity as...

10.1016/j.arabjc.2017.12.020 article EN cc-by-nc-nd Arabian Journal of Chemistry 2017-12-28

Two different π–π stacking modes are described, studied and characterized in the crystal structures of 4,5-dihydropyrazolyl–thiazole–coumarin hybrids, including a partial aliphatic ring.

10.1039/d0nj02931a article EN New Journal of Chemistry 2020-01-01

In this work, the nanocomposite (NC) of cobalt oxide and nickel (Co3O4/NiO) was synthesized via an environment-friendly route. Jasminum mesyni leaf extract used to fabricate Co3O4/NiO NC. The as-synthesized NC characterized by ultraviolet-visible (UV-Vis) spectroscopy, X-ray diffraction (XRD), Fourier-transform infrared (FTIR) scanning electron microscopy (SEM), energy dispersive (EDX). XRD pattern NC, characteristic Bragg's peaks for were observed at crystal planes 111, 200, 220, 311, 222,...

10.1016/j.dwt.2024.100165 article EN cc-by-nc-nd Desalination and Water Treatment 2024-01-01

Selective release of hydrogen from formic acid (FA) is deemed feasible to solve issues associated with the production and storage hydrogen. Here, we present a new efficient photocatalytic system consisting CdS nanorods (NRs), Ni, Co liberate FA. The optimized noble-metal-free catalytic employs Ni/Co as redox mediator relay electrons holes NRs Ni Co, respectively, which also deters oxidation NRs. As result, high activity 32.6 mmol h-1 g-1 decomposition FA was noted. Furthermore, exhibits...

10.1002/cssc.201800583 article EN ChemSusChem 2018-05-30

In this work, we report the preparation of TiO2 and Co-S doped nanostructures by sol–gel wet impregnation method for their potential applications in photocatalytic processes environmental water purification to degrade pollutant dyes. The crystalline phase, morphology, optical properties, chemical composition synthesized nanoparticles (NPs) are studied using X-ray diffraction (XRD), Scanning electron microscopy (SEM), Transmission (TEM), UV–Visible spectroscopy, Fourier transform infrared...

10.1016/j.jksus.2022.102028 article EN cc-by-nc-nd Journal of King Saud University - Science 2022-04-18

In the present study, methylene blue (MB) removal has been studied from its aqueous solution, using Ficcus palmata leaves (FPL)-based plant material. The effect of different parameters such as contact time (10-100) minutes, initial concentration (5-25) mg/L, pH (4-13), temperature (298-318 K), and adsorbent dosage (0.15-0.45 g/0.05 L) was investigated. maximum efficiency calculated to be 98% for sample having 15 mg/L along with 0.45 g agitated 80 min at 318 K = 7. data were fitted adsorption...

10.1002/wer.1093 article EN Water Environment Research 2019-03-07

The synthesis of nanoparticles (NPs) using the green route is environmentally harmonious and cost-effective compared to conventional chemical physical methods. In this study, silver NPs was carried out an extract Debregeasia salicifolia. synthesized Ag were characterized by means different techniques i.e., UV-Vis spectroscopy, FTIR SEM, XRD. XRD pattern exhibited distinctive Bragg's peaks at (200), (111), (311), (220). analysis confirmed face-centered cubic geometry revealed that nature...

10.3390/ma16010129 article EN Materials 2022-12-23

Background: Surgical site infections (SSIs) are serious complications in orthopedic surgeries, particularly those involving implants. These can significantly increase patient morbidity, prolong hospital stays, and add substantial costs to healthcare systems. Identifying addressing the multifactorial risk factors for SSIs is essential improving surgical outcomes enhancing infection prevention strategies. Objective: This study aimed identify associated with implants following lower limb...

10.71146/kjmr242 article EN cc-by 2025-01-31

The copper oxide nanoparticles (CuO NPs) have been successfully synthesized using the leaf extract of Populus ciliata (P. ciliata) as capping and stabilizing agent. crystalline nature CuO NPs was confirmed by x-ray diffraction (XRD) while morphological study conducted performing Scanning Electron Microscopy (SEM) Transmission (TEM). percent composition purity examined energy dispersive (EDX) fourier transform infrared (FTIR) spectroscopy used to surface functional groups. were tested against...

10.1088/2053-1591/ab0601 article EN Materials Research Express 2019-02-11

ABSTRACT Green synthesis of nanoparticles has received a lot attention from scientists globally because it is eco-friendly, relatively rapid, and cost-effective method. This work presents method for the green nickel oxide (NiO-NPs) using leaf extracts Populus ciliata as reducing stabilising agent. The synthesised NiO-NPs were characterised by ultraviolet-visible spectroscopy, Fourier transform infrared powder X-ray diffraction, scanning electron microscopy, transmission microscopy. It was...

10.17159/0379-4350/2021/v75a21 article EN cc-by South African Journal of Chemistry 2021-01-01

Abstract The removal of brilliant green dye (BGD) from aqueous solution by using Salix alba leaves (SAL) was carried out via batch studies. maximum efficiency found to be 95.2% with initial concentration 50 mg/L at 0.15 g adsorbent dosage, pH = 6, and 298 K temperature, the equilibrium observed within 3½ hours. adsorption capacity increased (2.21–15.89 mg/g) 10 concentration. Kinetic isotherm studies were also out. results showed that pseudo-second order model better describes mechanism....

10.2166/wrd.2020.054 article EN cc-by Journal of Water Reuse and Desalination 2020-02-05

In this study, a composite of zerovalent copper-biochar was investigated for its ability to remove lead from water. The prepared material characterized by using scanning electron microscopy (SEM), fourier transform infrared spectroscopy (FTIR), X-ray diffractomter (XRD), and photoelectron (XPS). pH effect on adsorption within the range 2-8 temperature studied at 303, 308, 313, 318 K. kinetics biochar evaluated equilibrium time 12 hr established. To further evaluate nature adsorption,...

10.1002/jemt.23810 article EN Microscopy Research and Technique 2021-05-31
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