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السجلات المعروضة 14699 -- 14718 من 27339
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NF-κB Essential MOdulator (NEMO) Is Critical for Thyroid Function
( American Society for Biochemistry and Molecular Biology , 2016 , Article)The I-κB kinase (IKK) subunit NEMO/IKKγ (NEMO) is an adapter molecule that is critical for canonical activation of NF-κB, a pleiotropic transcription factor controlling immunity, differentiation, cell growth, tumorigenesis ... -
Ni incorporation in MgFe2O4 for improved CO splitting activity during solar fuel production
( Springer , 2020 , Article)Efficacy of the sol–gel derived Ni-doped Mg-ferrites for an enhanced CO2 splitting activity is investigated. The results allied with the characterization indicate the formation of nominally phase pure Ni-doped Mg-ferrites ... -
Ni-based nano-catalysts for the dry reforming of methane
( Elsevier B.V. , 2019 , Article)Development of a highly efficient and coke-resistant, nickel based nano-catalyst in the carbon dioxide reformation of methane is reported. The alumina supported Ni-based catalyst with a metal loading of 5wt% was prepared ... -
Ni-based nanocomposite material as a highly efficient catalyst for electrochemical production of hydrogen
( Elsevier Ltd , 2021 , Article)The present study reports a simple, inexpensive, and direct method for the preparation of nanocomposite (NC) material (Ni/Co-NC) as advanced catalysts for hydrogen production (HP). The Ni/Co-NC was prepared using solvothermal ... -
Ni-P-TiO2 Composite coatings on copper produced by sol-enhanced electroplating
( Electrochemical Science Group , 2014 , Article)Ni-P-TiO2 composite coatings were prepared on copper substrate by TiO2 sol-enhanced electroplating. A systematic study of Ni-P-X coatings with different sol concentrations (TiO2 concentration X from 0 to 50 mL/L) has been ... -
Ni-P-ZrC nanocomposite coating with enhanced corrosion resistance and mechanical properties.
( Qatar University Press , 2021 , Poster)Corrosion is considered to be greatest challenge for many industries. Nickel-based metallic coatings are emerging as one of the most suitable solution considering various aspects of operating conditions. The current ... -
Ni-P/TRANSITION METAL-DOPED C3N4 FOR HYDROGEN GENERATION FROM SEAWATER
(2024 , Master Thesis)A pressing demand exists for economical and exceptionally efficient electrocatalysts capable for renewable and clean energy. Nickel phosphides (NiP) and carbon nitride (CN), separately, have garnered significant attention ... -
Nickel oxide carbon nanofiber composite for electrochemical oxidation of methanol
( Electrochemical Society Inc. , 2014 , Conference Paper)Electrospun fibers of a mixture of polyvinylpyrrolidone (PVP), polyaniline (PANI) and graphene were stabilized for 2 h at 200 °C and then carbonized at 800 °C for 5 h. Composites were prepared by depositing Ni(OH)2 on the ... -
Nickel Toxicity Interferes with NO3−/NH4+ Uptake and Nitrogen Metabolic Enzyme Activity in Rice (Oryza sativa L.)
( MDPI , 2022 , Article)The excessive use of nickel (Ni) in manufacturing and various industries has made Ni a serious pollutant in the past few decades. As a micronutrient, Ni is crucial for plant growth at low concentrations, but at higher ... -
Nickel/Cobalt nanoparticles for electrochemical production of hydrogen
( Elsevier Ltd , 2021 , Article)The electrolytic production of hydrogen (POH) from alkaline water electrolysis is at the forefront of technology for alternative energy sources of the future. The present work evaluates the improvement of electro-catalytic ... -
Nicolau syndrome following Intramuscular Diclofenac Injection: a case report and review of the literature.
( Oxford University Press , 2023 , Article)Nicolau syndrome (NS), also referred as embolia cutis medicamentosa and livedo-like dermatitis, is an uncommon complication followed by drugs administered intramuscularly, intraarticularly or subcutaneously. In this case ... -
Nicotinamide-based supergelator self-assembling via asymmetric hydrogen bonding NH OC and H Br pattern for reusable, moldable and self-healable nontoxic fuel gels
( Academic Press Inc. , 2021 , Article)Hypothesis Development of highly efficient low-molecular weight gelators (LMWGs) for safe energy storage materials is of great demand. Energy storage materials as fuel gels are often achieved by construction of hybrid ... -
Nicotinamide-based supergelator self-assembling via asymmetric hydrogen bonding NH⋯OC and H⋯Br− pattern for reusable, moldable and self-healable nontoxic fuel gels
( Elsevier , 2021 , Article)Hypothesis Development of highly efficient low-molecular weight gelators (LMWGs) for safe energy storage materials is of great demand. Energy storage materials as fuel gels are often achieved by construction of hybrid ... -
NICU Medication Errors: Describing the Cause and Nature of Medication Errors in a NICU in Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Introduction: A medication error can be defined as "any error occurring in the medication use process" and focuses on problems with the delivery of medication to a patient [1]. Medication errors are a complex and ongoing ... -
NiFe2O4/poly(ethylene glycol)/lipid-polymer hybrid nanoparticles for anti-cancer drug delivery
( Royal Society of Chemistry , 2020 , Article)The present study reports the fabrication of hybrid nanoparticles consisting of nickel ferrite (NFO) for anti cancer drug delivery. The hybrid system was formulated from poly(vinyl alcohol)/stearic acid with PEG containing ... -
Night and Early Morning Flying Insects in a Residence Backyard in Doha City, Qatar
( Qatar University , 2006 , Article)Night and early morning flying insects in Doha were recorded daily, for a complete year, using a light-water trap. Two peaks of insect numbers occurred in April-May and September-October periods respectively. The lowest ... -
Night Distribution Of Certain Species Of Coleoptera As Indicated By Captures In A Light Trap At Quena
( Qatar University , 1984 , Article)The night distribution of nineteen species over a whole trapping period can be considered under the following headings: a. Early flyers b. Species with two peaks of activity. The effect of light of low intensity, temperature ... -
Nine-level asymmetrical single phase multilevel inverter topology with low switching frequency and reduce device counts
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)This paper presents a new asymmetrical single-phase multilevel inverter topology capable of producing nine-level output voltage with reduce device counts. In order to obtain the desired output voltage, dc sources are ... -
Nine-Phase Six-Terminal Induction Machine Modeling Using Vector Space Decomposition
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)The nine-phase six-terminal induction machine (IM) has been recently proposed as a promising contender to the conventional asymmetrical six-phase type in terms of torque density, stator winding simplicity, and fault-tolerant ... -
Nine-phase six-terminal pole-amplitude modulated induction motor for electric vehicle applications
( Institution of Engineering and Technology , 2019 , Article)In electric drive applications that are based on high-speed induction motors (IMs) with an extended speed range, stator winding pole-changing is a possible technique to avoid oversizing the driving motor. The electronic ...