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Microstructure and mechanical behavior of cementitious composites with multi-scale additives
(
Techno Press
, 2021 , Article)
This paper studies the effect of using multi-scale reinforcement additives on mechanical strengths, damage performance, microstructure, and water absorption of cementitious composites. Small dosages of carbon nanotubes ...
Electrospun nanofibers of PVDF-HFP composites containing magnetic nickel ferrite for energy harvesting application
(
Elsevier Ltd
, 2020 , Article)
Nickel ferrite nanoparticles (NiFe2O4) synthesized by chemical co-precipitation method, are added to poly(vinylidene fluoride-co-hexafluoroproplyene) (PVDF-HFP) in specific concentrations (1, 2, and 3 wt%) and the composite ...
Water resources assessment of zayandeh-rood river basin using integrated surface water and groundwater footprints and K-means clustering method
(
Elsevier B.V.
, 2022 , Article)
The lack of an integrated approach to assess the quantity and quality of surface water and groundwater resources undesirably affects their sustainability and errors in users' decisions in the optimal development of basins. ...
Electrospun Polystyrene/PANI-Ag fibers for organic dye removal and antibacterial application
(
Elsevier Ltd
, 2020 , Article)
Herein we report superior dye-degradation performance for polyaniline-silver (PANI-Ag) nanoparticle coated on polystyrene (PS) electrospun membrane by in situ-polymerization method. Morphological study of the coated membrane ...
Formation and Structure of Sulfide Deposits on Carbon Steel Under Free Corrosion Potential
(
Association for Materials Protection and Performance
, 2021 , Article)
The corrosion of alloy materials in the H2S environment has considerably limited the growth of oilfield manufacturing. The sour corrosion of iron has frequently been studied, and steel corrosion under the H2S scheme has ...
A Path Analytic Investigation of Teleworking Challenges During the Covid-19 Pandemic in Qatar
(
Academia
, 2021 , Article)
This academic essay is about ideas dropped from the findings of a previously published article entitled "A Structural Equation Modeling Approach to Understanding the Causes of Psycho- logical Distress during the Covid-19 ...
Cytogenetic Characterization of Three Arabian Gulf Bivalve Species
(
Institute of Malacology
, 2020 , Article)
The diploid number and karyotype of three endemic and highly distributed species from the Qatari shores: Brachidontes variabilis (Krauss, 1848) (Mytilidae), Isognomon nucleus (Lamarck, 1819) (Pteriidae) and Neotrapezium ...
Synthesis of Nanosilica for the Removal of Multicomponent Cd2+ and Cu2+ from Synthetic Water: An Experimental and Theoretical Study
(
MDPI
, 2022 , Article)
Copper and cadmium ions are among the top 120 hazardous chemicals listed by the Agency for Toxic Substances and Disease Registry (ATSDR) that can bind to organic and inorganic chemicals. Silica is one of the most abundant ...
Alginate, gelatin, and carboxymethyl cellulose coated nonwoven fabrics containing antimicrobial AgNPs for skin wound healing in rats
(
Elsevier
, 2021 , Article)
Nonwoven fabrics containing silver nanoparticles (AgNPs) are widely utilized to assist management of infected wounds and those at risk of infection. However, such materials have varied responses due to their chemical nature. ...
Surface curing effect on reflection response of hardened cementitious mortar samples
(
Elsevier
, 2021 , Article)
Surface curing effect of hardened engineering cementitious mortar (ECM) samples with distinct water-to-binder
ratios (𝑤∕𝑏) is analyzed by recording amplitude of reflection response |𝛤| or conductance term 𝑔 measured
by ...