Saad Aldawood

ORCID: 0000-0002-6428-8950
Publications
Citations
Views
---
Saved
---
About
Contact & Profiles
Research Areas
  • Radiation Detection and Scintillator Technologies
  • Nuclear Physics and Applications
  • Polymer Nanocomposite Synthesis and Irradiation
  • Chalcogenide Semiconductor Thin Films
  • Radiation Therapy and Dosimetry
  • Nanoparticles: synthesis and applications
  • Medical Imaging Techniques and Applications
  • Advanced Nanomaterials in Catalysis
  • Radioactivity and Radon Measurements
  • Advanced Photocatalysis Techniques
  • Radiation Dose and Imaging
  • Radiation Shielding Materials Analysis
  • Geochemistry and Geologic Mapping
  • Perovskite Materials and Applications
  • Graphite, nuclear technology, radiation studies
  • TiO2 Photocatalysis and Solar Cells
  • ZnO doping and properties
  • Conducting polymers and applications
  • Luminescence Properties of Advanced Materials
  • Advanced Semiconductor Detectors and Materials
  • Heavy metals in environment
  • Radioactive contamination and transfer
  • Nanomaterials for catalytic reactions
  • Advanced Radiotherapy Techniques
  • Solid-state spectroscopy and crystallography

King Saud University
2014-2025

Ludwig-Maximilians-Universität München
2013-2017

Institute for Nuclear Research
2016

University of Bergen
2016

Institute of Economic Sciences
2016

Natural products derived carbon quantum dots (CQDs) catch huge attention owing to their distinctive properties of smaller size, water dispersibility, high photostability, lower cost, tunable emission, biocompatibility, least toxicity, electrical conductivity, optical and catalytic properties, easy modification. Herein fluorescent CQDs were prepared using Borassus flabellifer (ice apple) as a source utilizing the simplistic one-step hydrothermal method. The possessed excellent...

10.1016/j.envres.2022.113273 article EN cc-by Environmental Research 2022-04-16

Due to unique physicochemical properties, magnesium oxide nanoparticles (MgO NPs) have shown great potential for various applications, including biomedical and environmental remediation. Moreover, the physiochemical properties of MgO NPs can be tailored by metal ion doping that utilized in photocatalytic performance field. There is limited study on activity biocompatibility silver (Ag)-doped NPs. This was planned facile synthesis, characterization, pure In addition, cytotoxicity Ag-doped...

10.3390/nano11112915 article EN cc-by Nanomaterials 2021-10-30

This pioneering study represents a comprehensive comparative analysis of naturally occurring radioactive materials (NORMs: 226Ra (≈238U),232Th, 40K) on the roadside dust samples collected from coastal city (Khulna) and highly urban megacity (Dhaka), Bangladesh. The corresponding radioactivity was calculated based Instrumental Neutron Activation Analysis elemental abundances (uranium [U], thorium [Th], potassium [K]). Averagen=30 levels (≈238U), 232Th, 40K in road Khulna were 46.82 ± 24,...

10.1093/etojnl/vgae027 article EN other-oa Environmental Toxicology and Chemistry 2025-01-06

Metal oxide and graphene derivative-based nanocomposites (NCs) are attractive to the fields of environmental remediation, optics, cancer therapy owing their remarkable physicochemical characteristics. There is limited information on biomedical applications tin oxide-reduced (SnO2-rGO NCs). The goal this work was explore photocatalytic activity anticancer efficacy SnO2-rGO NCs. Pure SnO2 NPs NCs were prepared using one-pot hydrothermal method. X-ray diffraction (XRD), transmission electron...

10.3390/polym14102036 article EN Polymers 2022-05-16

Graphene derivatives and metal oxide-based nanocomposites (NCs) are being studied for their diverse applications including gas sensing, environmental remediation, biomedicine. The aim of the present work was to evaluate effect rGO Bi2O3 integration on photocatalytic anticancer efficacy. A novel Bi2O3-WO3/rGO NCs successfully prepared via precipitation method. X-ray crystallography (XRD) data confirmed crystallographic structure phase composition samples. Scanning electron microscopy (SEM)...

10.1021/acsomega.3c01644 article EN cc-by-nc-nd ACS Omega 2023-07-02

Semiconductor nanoparticles (NPs) have attracted considerable attention owing to their potential applications, such as optoelectronic devices, environmental remediation, energy conversion, and biomedical. This work was designed tailor the physicochemical properties of CeO2 NPs by Zn doping at different concentrations (0 ≤ x 0.03) improve photocatalytic anticancer performance. The modified co-precipitation route fruitfully applied prepare ZnxCe1-xO2 (with 0 0.03). Different characterization...

10.1016/j.jrras.2024.100889 article EN cc-by-nc-nd Journal of Radiation Research and Applied Sciences 2024-03-25

Background: Occupational radiation exposure in medical settings is a growing concern, especially interventional cardiology. This study aims to assess the occupational among personnel cardiology from 2018 2022. Methods: We conducted retrospective analysis of annual mean effective doses (AMED) and average over five-year period (MED-5y) various professionals, including anesthesiologists, cardiologists, nurses, radiologists, radiologic technologists. The were estimated using thermoluminescent...

10.1051/radiopro/2025003 article EN Radioprotection 2025-02-01

Makrofol VLG 7-1 is a sort of (bisphenol-A polycarbonate) nuclear track detector. We believe that the current study first one deals with effect γ-ray irradiation on 7-1. Samples films were treated various dosages (20–140 kGy). The resultant outcome thermal and optical characteristics samples explored applying thermogravimetric analysis (TGA) ultraviolet spectroscopy (UVs). degradation temperature, activation energy decomposition, band gap, refractive index, Urbach energy, dielectric...

10.1080/00222348.2022.2052456 article EN Journal of Macromolecular Science Part B 2022-03-04

The Ti-6Al-4V alloy (TAV) has several desirable properties, including high density, strength, low corrosion, biocompatibility, and flexibility. Based on these attractive features, we study the gamma radiation shielding capabilities of a titanium TAV strengthened by polymeric composite materials. Examining demonstrates discernible X-ray diffraction (XRD) peaks corresponding to specific crystallographic planes, showing its crystalline nature. produced composites exhibit mass attenuation...

10.1016/j.jrras.2023.100793 article EN cc-by Journal of Radiation Research and Applied Sciences 2023-12-21

To measure and establish a baseline for the annual mean occupational radiological dose diagnostic radiology workers in Saudi Arabia. A retrospective analysis was performed on effective radiation doses using Thermoluminescent dosimeters Arabia from 2015 to 2019. They were employed 412 Ministry of Health hospitals medical centers. The this study are technologists, radiologists, assistants. population contained 45,152 (58% male 42% female). found be 0.88 ± 0.002 mSv. Also, 95% received exposure...

10.1016/j.jksus.2020.101249 article EN cc-by-nc-nd Journal of King Saud University - Science 2020-11-27

A model is proposed to calculate the melting points of nanoparticles based on Lennard-Jones (L-J) potential function. The effects size, shape, and atomic volume surface packing are considered in model. model, L-J function for spherical nanoparticles, agrees with experimental values gold (Au) lead (Pb) nanoparticles. function, consistent Qi Wang's that predicts Gibbs-Thompson relation. Moreover, non-integer can be used predict Tm

10.3390/nano11112916 article EN cc-by Nanomaterials 2021-10-30
Coming Soon ...