تصفح Central Laboratories Unit Research حسب العنوان
السجلات المعروضة 23 -- 42 من 97
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The effect of graphene on the activation energy of grain growth for the nanocrystalline thermoelectric n-type Bi2Te2.7Se0.3
( Springer Nature , 2022 , Article)Even though bismuth telluride is frequently produced by mechanical alloying for thermoelectric materials, no data has been published addressing the thermal behavior and activation energy of the milled n-type Bi2Te2.7Se0.3 ... -
The effect of graphene structural integrity on the power factor of tin selenide nanocomposite
( Elsevier , 2021 , Article)Tin selenide graphene nanocomposites (SnSe/GNPs) were fabricated with high-energy ball milling and hot pressing by varying the milling time of graphene. The effect of ball milling time on the graphene integrity and the ... -
Effect of temperature and sunlight on the leachability potential of BPA and phthalates from plastic litter under marine conditions
( Elsevier , 2023 , Article)This study investigates the leaching potential of several additives embedded in six different plastic types when exposed to extreme simulated marine conditions for 140 days. The findings achieved herein contribute to a ... -
Effective and stable FeNi@ N-doped graphene counter electrode for enhanced performance dye sensitized solar cells
( Elsevier , 2017 , Article)N-doped FeNi@graphene is introduced as effective and stable non-precious counter electrode for the dye sensitized solar cells. After preparation of graphene oxide using the chemical route, the obtained product has been ... -
Effective NiMn nanoparticles-functionalized carbon felt as an effective anode for direct urea fuel cells
( MDPI AG , 2018 , Article)The internal resistances of fuel cells strongly affect the generated power. Basically, in the fuel cell, the anode can be prepared by deposition of a film from the functional electrocatalyst on a proper gas diffusion layer. ... -
Efficient shoot regeneration of medicinal plant Haplophyllum tuberculatum by direct and indirect organogenesis and genetic fidelity assessment using Inter Simple Sequence Repeats markers
( Frontiers in Plant Science , 2022 , Article)In vitro plant cell and tissue cultures are potent tools to propagating germplasm resources in conserving and managing plant genetic resources. A reliable micropropagation protocol was developed for efficient callus ... -
Electrochemical oxidation/disinfection of urine wastewaters with different anode materials
( MDPI , 2019 , Article)In the present work, electrochemical technology was used simultaneously for the deactivation of microorganisms and the destruction of micro-pollutants contained in synthetic urine wastewaters. Microorganisms (E. coli) were ... -
Electrochemically stable tunnel-type α-MnO2-based cathode materials for rechargeable aqueous zinc-ion batteries
( Frontiers Media , 2023 , Article)The purpose of this study is the synthesis of α-MnO2-based cathode materials for rechargeable aqueous zinc ion batteries by hydrothermal method using KMnO4 and MnSO4 as starting materials. The aim is to improve the ... -
Electrolytic oxidation as a sustainable method to transform urine into nutrients
( MDPI , 2020 , Article)© 2020 by the authors. In this work, the transformation of urine into nutrients using electrolytic oxidation in a single-compartment electrochemical cell in galvanostatic mode was investigated. The electrolytic oxidation ... -
Energy recovery and nutrients recycling from municipal sewage sludge
( Elsevier , 2020 , Article)Hydrothermal Liquefaction (HTL) could be a promising and better alternative to other techniques for energy recovery from municipal sewage sludge (MSS). However, the nutrients (i.e., N, and P) recovery potential from the ... -
Engineering of magnetically separable ZnFe2O4@ TiO2 nanofibers for dye-sensitized solar cells and removal of pollutant from water
( Elsevier , 2017 , Article)Abstract In this study, magnetic Zinc Ferrite (ZnFe2O4)@TiO2 nanofibers were prepared by low cost and nontoxic route; hydrothermal technique followed by electrospinning process. The prepared magnetic ZnFe2O4@TiO2 nanofibers ... -
Engineering of nickel based catalyst for direct urea fuel cell-energy from municipal liquid waste (Mlw)
( Nova Science Publishers, Inc. , 2019 , Book chapter)Alternatives to conventional fuels are required to meet the global energy demand, urea is a relatively non-toxic crystalline substance that is perhaps best known for its presence in municipal liquid waste (MLW) and ... -
Evaluation of pesticide residues of organochlorine in vegetables and fruits in Qatar: statistical analysis
( Springer Verlag , 2016 , Article)The study aimed to examine the residues of organochlorines pesticides (OCPs) in vegetables and fruits in Qatar. A total of 127 samples was studied. Ninety percent of the imported samples recorded residues above the maximum ... -
Functions and strategies for enhancing zinc availability in plants for sustainable agriculture
( Frontiers Media , 2022 , Article Review)Zinc (Zn), which is regarded as a crucial micronutrient for plants, and is considered to be a vital micronutrient for plants. Zn has a significant role in the biochemistry and metabolism of plants owing to its significance ... -
Health and Safety Concerns: Quantitative Studies of Leaching of Metals from Glazed Surfaces of Traditional Ceramic Potteries
( Open Science Publishers , 2017 , Article)Traditional ceramic wares have been known as a source of heavy metals poisoning. Traditional ceramic potteries may be improperly glazed, and the glaze used to make the pottery may contain over amounts of heavy metals. These ... -
Immobilization of heavy metals by microbially induced carbonate precipitation using hydrocarbon-degrading ureolytic bacteria
( Elsevier , 2022 , Article)Crude oil contamination introduces multiple threats to human health and the environment, most of which are from toxic heavy metals. Heavy metals cause significant threats because of their persistence, toxicity, and ... -
In-Vitro Dissolution Study of Solid Dispersion Adsorbate of Nateglinide by Eco-Friendly Liquid Chromatography-Tandem Mass Spectrometric Method through Harmonized Approach of White Analytical Chemistry and Analytical Quality by Design
( Springer Nature , 2024 , Article)Purpose: Nateglinide, a member of the meglitinide class, is used as an oral antihyperglycemic agent to treat non-insulin-dependent diabetes mellitus. It falls under the BCS class II category and has a low solubility ... -
In-vivo pharmacokinetic study of ibrutinib-loaded nanostructured lipid carriers in rat plasma by sensitive spectrofluorimetric method using harmonized approach of quality by design and white analytical chemistry
( Elsevier , 2024 , Article)Ibrutinib, an antineoplastic agent tackling chronic lymphocytic leukemia, mantle cell lymphoma, and Waldenstrom’s Macroglobulinemia, falls under the category of BCS class II drugs, characterized by a puzzling combination ... -
Influence of Ag nanoparticles on state of the art MnO2 nanorods performance as an electrocatalyst for lithium air batteries
( Elsevier , 2018 , Article)Abstract The need for an alternative and efficient electrocatalyst to replace Pt-based noble materials is a goal of prime importance in Li– air battery technology. In this work, novel silver nanoparticles-incorporated MnO2 ... -
Influence of bimetallic nanoparticles composition and synthesis temperature on the electrocatalytic activity of NiMn-incorporated carbon nanofibers toward urea oxidation
( Elsevier , 2018 , Article)High efficiency, cost effectivity and the availability of hydrogen are the advantages of electrolysis as a strategy for urea-containing wastewater treatment. Composition, morphology, and synthesis-temperature distinctly ...