College of Arts & Sciences: المرسلات الحديثة
السجلات المعروضة 961 -- 980 من 3630
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Phosphonated Polyetheramine-Coated Superparamagnetic Iron Oxide Nanoparticles for Inhibition of Oilfield Scale
( American Chemical Society , 2023 , Article)Oilfield scale is one of the significant problems in hydrocarbon production in the oil and gas industry. Many research groups have attempted to develop greener chemicals to meet environmental regulations. Magnetic nanoparticles ... -
Flexible, Linear, and Systematically Expanded Tetraphosphonate Bolaamphiphiles and Their Inhibition Performance against Calcite and Barite Scale Formation
( American Chemical Society , 2023 , Article)Oilfield scaling is one of the most prevalent water-based oilfield production problems. Chemical inhibitors are often used to combat and prevent scale deposition. The phosphonate functional group is commonly used in many ... -
Co2+ substituted for Bi3+ in BiVO4 and its enhanced photocatalytic activity under visible LED light irradiation
( Royal Society of Chemistry , 2019 , Article)We investigated the fabrication of Co-doped BiVO4 (Bi1-xCoxVO4+δ, 0.05 < x < 0.5) by the substitution of Co ions for Bi sites in BiVO4. The X-ray diffraction (XRD), Raman, and X-ray photoelectron spectroscopy (XPS) results ... -
Revealing microstructure and dislocation behavior in BAlN/AlGaN heterostructures
( Japan Society of Applied Physics , 2018 , Article)We reveal the microstructure and dislocation behavior in 20-pair B0.14Al0.86N/Al0.70Ga0.30N multiple-stack heterostructures (MSHs) exhibiting an increasing dislocation density along the c-axis, which is attributed to the ... -
Systematic Molecular-Size Variants in Diphosphonate Inhibitors for Oilfield Scale Management
( American Chemical Society , 2023 , Article)Organophosphorus-based scale inhibitors (SIs) have been widely used in the petroleum industry for several decades. Among them, aminomethylenephosphonates (possessing at least one −NH+-CH2-PO3H- moiety) have shown outstanding ... -
Novel activation of peroxymonosulfate by biochar derived from rice husk toward oxidation of organic contaminants in wastewater
( Elsevier Ltd , 2020 , Article)In this study, novel activation of peroxymonosulfate (PMS) by biochar derived from rice husk (generally considered useless agricultural wastes in Vietnam) toward organic pollutants from wastewater was investigated. The ... -
Removal of phenolic compounds from wastewaters by using synthesized Fe-nano zeolite
( Elsevier Ltd , 2020 , Article)This study investigated the adsorbent feasibility of Fe-nano zeolite (Fe-NZ) for the treatment of phenolic compounds in wastewaters. The maximum adsorption capacities of phenol (Ph), 2-chlorophenol (2-CP) and 2-nitrophenol ... -
Elucidating the mechanism for the chemical vapor deposition growth of vertical MoO2/MoS2 flakes toward photoelectrochemical applications
( Elsevier B.V. , 2020 , Article)To control the growth of layered two-dimensional transition metal dichalcogenide (TMD) materials or complex structures such as heterostructures, it is important to understand the growth mechanism. In this study, we ... -
Bio-Based Self-Healing Concrete for Sustainable and Durable Concrete Infrastructure
( Qatar University Press , 2023 , Conference)In this study, bio-self-healing concrete was manufactured using a natural phenomenon called microbial-induced calcium carbonate precipitation (MICP). The bacillus cereus bacteria isolated from Qatari soil was used for this ... -
The advanced photocatalytic performance of V doped CuWO4 for water splitting to produce hydrogen
( Elsevier Ltd , 2020 , Article)In the study, we successfully conducted vanadium doping to improve photocatalytic performance of the CuWO4 for water splitting to produce hydrogen. The doping mechanism, optimal doping ratio and material stability were ... -
Nanomedicine tactics in cancer treatment: Challenge and hope
( Elsevier Ireland Ltd , 2022 , Article)Defeating cancer is the ultimate challenge and goal of oncologists, facing various obstacles along with finding effective anti-cancer therapies and understanding drug delivery mechanisms. Additionally, the translation of ... -
Tyrosinase and carbonic anhydrase enzymes inhibition studies of vanadium(V) complexes
( Chemical Society of Pakistan , 2018 , Article)Present study endeavors synthesis of series of vanadium(V) hydrazide complexes and its enzyme inhibition studies. Octahedral structure of complexes has been evaluated previously using conductance measurements, spectroscopic ... -
Temperature sensor based on composite film of vanadium complex (VO2(3-fl)) and CNT
( J. Semicond. , 2015 , Article)A vanadium complex (VO2(3-fl)) and CNT composite film based temperature sensor is reported in this study. Surface-type silver electrodes were deposited on the glass substrates. A thin film of VO2(3-fl) and CNT composite ... -
Advances in smart materials and applications
( Hindawi Publishing Corporation , 2014 , Article)[No abstract available] -
Synthesis, characterization, lipoxygenase, and tyrosinase inhibitory activities of non- cytotoxic titanium(III) and (IV) hydrazide complexes
( Chemical Society of Ethiopia , 2023 , Article)Ti(III) and (IV) hydrazide complexes were synthesized, characterized, and screened for their tyrosinase and lipoxygenase inhibitory and cytotoxic activities. The geometry of Ti(III) hydrazide complexes is tentatively ... -
Chemistry and antioxidant properties of titanium(IV) complexes
( Kluwer Academic Publishers , 2015 , Article)The synthesis of titanium(IV) complexes with biologically active hydrazide ligands has been carried out. The complexes were characterized by spectroscopic methods (IR, <sup>1</sup>H NMR and <sup>13</sup>C NMR), elemental ... -
In vitro Synthesis, Structure Elucidation, and Antioxidant Properties of Platinum(IV)-hydrazide Complexes: Molecular Modeling of Free-Hydrazides Suggested as Potent Lipoxygenase Inhibitor
( Bentham Science Publishers , 2022 , Article)Background: A combination of biologically active ligand and metal in one molecule may increase the activity and reduce the toxicity. Objectives: In this study, the synthesis and characterization of platinum(IV) complexes ... -
Fluctuations in cardiac stroke volume during rowing
( Blackwell Munksgaard , 2021 , Article)Preload to the heart may be limited during rowing because both blood pressure and central venous pressure increase when force is applied to the oar. Considering that only the recovery phase of the rowing stroke allows for ... -
Growth performance, intestinal histomorphology, gut microflora and ghrelin gene expression analysis of broiler by supplementing natural growth promoters: A nutrigenomics approach
( Elsevier B.V. , 2021 , Article)In an epoch of escalating number of antibiotic-resistance bacteria, there is a dire need to develop efficient and novel feeding strategies for animal nutrition as alternatives to antibiotics. Here, implicating nutrigenomic ... -
Ameliorative role of dietary activated carbon against ochratoxin-A induced oxidative damage, suppressed performance and toxicological effects
( Taylor and Francis Ltd. , 2022 , Article)The present study reports that dietary addition of 2.5, 5.0, 10.0 g/kg activated charcoal (AC) in broiler feed contaminated with 0.15, 0.3 and 1.0 mg/kg ochratoxin A (OTA) showed a partial reduction in intensity of mycotoxins ...
