Bashar Issa

ORCID: 0000-0002-2044-7577
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About
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Research Areas
  • Advanced MRI Techniques and Applications
  • Magnetic Properties and Synthesis of Ferrites
  • NMR spectroscopy and applications
  • Characterization and Applications of Magnetic Nanoparticles
  • Nanoparticle-Based Drug Delivery
  • Magnetic properties of thin films
  • Iron oxide chemistry and applications
  • Radiation Shielding Materials Analysis
  • MRI in cancer diagnosis
  • Advanced Neuroimaging Techniques and Applications
  • Nuclear materials and radiation effects
  • Magneto-Optical Properties and Applications
  • Glass properties and applications
  • Supercapacitor Materials and Fabrication
  • Radiomics and Machine Learning in Medical Imaging
  • Atomic and Subatomic Physics Research
  • Hydrocarbon exploration and reservoir analysis
  • Graphene and Nanomaterials Applications
  • Radiation Dose and Imaging
  • Multiferroics and related materials
  • Pregnancy and preeclampsia studies
  • Advanced battery technologies research
  • Nuclear Materials and Properties
  • Advanced NMR Techniques and Applications
  • Ultrasound Imaging and Elastography

University of Sharjah
2019-2025

Istinye University
2022-2025

United Arab Emirates University
1999-2018

University of North Carolina at Greensboro
2011-2013

University of Nottingham
1994-2010

Hull Royal Infirmary
1997-2006

University of Florida
1999

Nottingham City Hospital
1998

Oncology Institute of Vojvodina
1997

University of California, San Francisco
1997

Due to finite size effects, such as the high surface-to-volume ratio and different crystal structures, magnetic nanoparticles are found exhibit interesting considerably properties than those in their corresponding bulk materials. These can be synthesized several ways (e.g., chemical physical) with controllable sizes enabling comparison biological organisms from cells (10-100 μm), viruses, genes, down proteins (3-50 nm). The optimization of nanoparticles' size, distribution, agglomeration,...

10.3390/ijms141121266 article EN International Journal of Molecular Sciences 2013-10-25

Abstract Purpose To measure for the first time apparent diffusion coefficient (ADC) values in anatomical regions of prostate normal and patient groups, to investigate its use as a differentiating parameter between healthy malignant tissue within group. Materials Methods Single‐shot diffusion‐weighted echo‐planar imaging (DW‐EPI) was used ADC ( N = 7) 19) groups. The spin‐echo images comprised 96 × pixels (field view 16 cm, TR/TE 4000/120 msec) with six b‐factor ranging from 64 786 seconds/mm...

10.1002/jmri.10139 article EN Journal of Magnetic Resonance Imaging 2002-07-23

Cobalt oxide, nickel oxide and cobalt/nickel binary oxides were synthesised by electrodeposition. To fine tune composition of CoNi alloys, growth parameters including voltage, electrolyte pH/concentration deposition time varied. These produced nanomaterials used as binder free electrodes in supercapacitor cells tested using three electrode setup 2 MKOH aqueous electrolyte. Cyclic voltammetry galvanostatic charge/discharge at different scan rates (5-100 mV/s) current densities (1-10 A/g)...

10.1038/s41598-023-42647-4 article EN cc-by Scientific Reports 2023-09-20

The study presented in this work consists of two parts: first part is the synthesis Graphene oxide-Fe3O4 nanocomposites by a mechanochemical method which, mechanical process that likely to yield extremely heterogeneous particles. second includes on efficacy these kill cancerous cells. Iron powder, ball milled along with graphene oxide toluene medium, underwent controlled oxidation process. Different phases GO-Fe3O4 were obtained based composition used for milling. As synthesized...

10.3390/ijms20133368 article EN International Journal of Molecular Sciences 2019-07-09

Magnetite (Fe3O4) nanoparticles were synthesized using the chemical coprecipitation method. Several nanoparticle samples by varying concentration of iron salt precursors in solution for synthesis. Two batches with average sizes 10.2 nm and 12.2 nearly similar particle-size distributions investigated. The particle determined from XRD patterns TEM images. For each batch, several different concentrations prepared. Morphological analysis was performed TEM. phase structure particles batch studied...

10.3390/molecules26040796 article EN cc-by Molecules 2021-02-04

One of the most frequently acquired infections is urinary tract infection and Escherichia coli a major causative pathogen. This study aims to determine prevalence antibiotic susceptibility E. extended-spectrum beta-lactamases (ESBLs) producing in urine samples antenatal pregnant women attending Ajikobi Hospital Ilorin, Nigeria. The was conducted on from 117 consented clinic between January October 2022. They were screened for Extended-spectrum β-lactamase using standard microbiological...

10.4314/dujopas.v10i4c.35 article EN cc-by-nc Dutse Journal of Pure and Applied Sciences 2025-01-25

The study examined attitude of Islamic studies students’ towards learning Arabic language in Asa Local Government, Kwara State, Nigeria. involved senior secondary school students that offer Language schools. In an attempt to do justice this paper, the researcher used relevant materials such as text books, journals from Internet and other course study. finding revealed most have positive toward competence is relatively poor. It concluded teachers should be giving adequate support enhance...

10.3126/nprcjmr.v2i2.76204 article EN cc-by-nc NPRC Journal of Multidisciplinary Research. 2025-02-28

10.1016/j.nimb.2025.165683 article EN Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms 2025-03-14

This paper presents the first in vivo measurements of intravoxel incoherent motion human placenta, obtained using pulsed gradient spin echo (PGSE) sequence. The aims this study were two-fold. was to provide an initial estimate values IVIM parameters organ, which are currently unknown. second aim then use these results optimize sequence timings for future studies. moving blood fraction (f), diffusion coefficient (D), and pseudo-diffusion (D*) measured. average value f 26 ± 6 % (mean SD), D...

10.1002/(sici)1522-2594(200002)43:2<295::aid-mrm18>3.0.co;2-2 article EN Magnetic Resonance in Medicine 2000-02-01

Abstract This paper presents the first in vivo measurements of perfusion human placenta from 20 weeks gestational age until term, using non‐selective/selective inversion recovery echo‐planar imaging sequence, which data is alternately acquired following a selective and non‐selective pulse. Twenty pairs images were collected, two each at times: 20, 310, 610, 910, 1110, 1410, 1910, 2810, 3310, 4510 ms with sequence being repeated repetition time (TR) 10 s. The results these used to suggest...

10.1002/mrm.1910400318 article EN Magnetic Resonance in Medicine 1998-09-01

Objectives To compare fetal organ size measured using echo‐planar magnetic resonance imaging and 2D ultrasound. determine the relative accuracy with which each technique can predict growth restriction. Design A cross sectional, observational study comparing two different measurement techniques against a gold standard, in normal clinical population an abnormal population. Setting Population Seventy‐four pregnant women (33 who were ultimately found to be 37 restricted fetuses) recruited from...

10.1111/j.1471-0528.2004.00318.x article EN BJOG An International Journal of Obstetrics & Gynaecology 2004-11-03

Mixed ferrite nanoparticles with compositions CoxMn1-xFe2O4 (x = 0, 0.2, 0.4, 0.6, 0.8, and 1.0) were synthesized by a simple chemical co-precipitation method. The structure morphology of the obtained X-ray diffraction (XRD), transmission electron microscope (TEM), Raman spectroscopy, Mössbauer spectroscopy. average crystallite sizes decreased increasing x, starting 34.9 ± 0.6 nm for MnFe2O4 0) ending 15.0 0.3 CoFe2O4 1.0). TEM images show an edge majority particles having cubic geometry...

10.3390/nano11051231 article EN cc-by Nanomaterials 2021-05-07
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