Browsing by Title
Now showing items 24848-24867 of 49153
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Thermodynamic exergy analysis of dysprosium oxide-based solar thermochemical water-splitting cycle
( Inderscience Publishers , 2017 , Article)The effect of water splitting temperature on the parameters required for the design of solar thermal reactor to conduct the dysprosium oxide based water splitting (Dy-WS) cycle was investigated by using the HSC Chemistry ... -
Thermodynamic investigation of hydrogen enrichment and carbon suppression using chemical additives in ethanol dry reforming
( Elsevier Ltd , 2016 , Article)In this study, a thermodynamic equilibrium analysis has been performed on ethanol dry reforming in presence of commonly used reducing agents such as glycine, hydrazine, urea and ammonia. The effect of these agents on ... -
Thermodynamic properties and performance evaluation of [EMIM] [DMP]-H2O working pair for absorption cooling cycle
( John Wiley and Sons Ltd , 2019 , Article)The combination of ionic liquid‐refrigerant based [EMIM][DMP]‐H2O as an alternative working pair for single effect vapor absorption cycles (VACs) is assessed and optimized by using energy and exergy based performances. ... -
Thermodynamics and kinetics of CH4/CO2 binary mixture separation by metal-organic frameworks from isotope exchange and adsorption break-through
( Elsevier B.V. , 2018 , Article)We combine the isotope exchange technique (IET) with the conventional Sieverts method, microcalorimetry, breakthrough experiments and multi-scale modelling to comprehensively and quantitatively investigate the thermodynamics ... -
Thermodynamics, isotherms, and mechanisms studies of lithium recovery from seawater desalination reverse osmosis brine using roasted and ferrocyanide modified date pits
( Elsevier B.V. , 2022 , Article)In this study, the adsorption isotherms and thermodynamic studies of lithium ions from seawater reverse osmosis (SWRO) desalination brine were investigated. Three adsorbents were utilized namely, roasted date pits (RDP), ... -
Thermoeconomic and optimization analyses of direct oxy-combustion supercritical carbon dioxide power cycles with dry and wet cooling
( Elsevier , 2021 , Article)Oxy-combustion supercritical CO2 power cycles have the advantages of high-energy efficiency and near-zero pollutant emissions. Thus, these cycles are considered as an efficient way to reduce CO2 emissions while maintaining ... -
Thermoelectric Behavior of Nanocrystalline Tin Selenide Nanocomposites
(2018 , Master Thesis)Thermoelectric technology converts thermal energy to electricity. Many studies were conducted on thermoelectric materials such as Bismuth Telluride and Lead Telluride. And the goal was to achieve an average ZT >2 which is ... -
Thermoelectric properties of SbNCa3 and BiNCa3 for thermoelectric devices and alternative energy applications
( Elsevier B.V. , 2014 , Article)Thermoelectric properties of two antiperovskites SbNCa3 and BiNCa3 are calculated using first principles calculations. High values of Seebeck coefficients are observed for these materials. Electrical and thermal conductivities ... -
Thermogenic Modulation of Adipose Depots: A Perspective on Possible Therapeutic Intervention with Early Cardiorenal Complications of Metabolic Impairment
( American Society for Pharmacology and Experimental Therapy (ASPET) , 2023 , Article)Cardiovascular complications of diabetes and obesity remain a major cause for morbidity and mortality worldwide. Despite significant advances in the pharmacotherapy of metabolic disease, the available approaches do not ... -
Thermogravimetric kinetics study of scrap tires pyrolysis using silica embedded with NiO and/or MgO nanocataly
( American Society of Mechanical Engineers (ASME) , 2021 , Article)In this study, a set of three new silica-based embedded with NiO and/or MgO nanocatalysts (SBNs) have been prepared and tested for the pyrolysis of scrap tires (STs). The intent is to identify and optimize the best ... -
Thermogravimetry and infrared spectroscopy Of Moroccan oil shales in an oxidative Dynamic atmosphere
( Qatar University , 1994 , Article)Thermogravimetric analyses were carried out on raw Timahdit (Morocco) oil shales and its demineralisation products in an oxidative atmosphere. The kerogen was isolated by successive HCl, HF and float-sink separation ... -
Thermoluminescence (TL) Response Of Gamma-Irradiated Raw Material And The Influence Of Doping By Different Activators
( Qatar University , 1994 , Article)Thermoluminescence of raw materials has been frequently employed to determine the exposure dose as well as effective energy of gamma radiation. In this work, thermoluminescence (TL) properties of cement clinker (C) and its ... -
Thermoluminescence And Dielectric Properties Of An X-Ray Irradiated Double Sulphate Crystal
( Qatar University , 1994 , Article)Thermoluminescence measurements and A. C. conductivity o(w) for nonirradiated and x-ray irradiated Potassium Cesium Sulphate, KCSSO4, crystals have been studied. TL reader type Harshaw model 2000 A+B and the impedance meter ... -
Thermoluminescence induced by gamma radiation In LiCsSO4 Ferroelastic crystal doped With different heavy metals
( Qatar University , 1994 , Article)Thermoluminescence (TL) glow curves of lithium cesium sulphate ferroelastic crystals LiCsSO4 doped with 0.5% of Os, Tb, Eu and Tl have been studied in the temperature range from room temperature to 300"C. Three peaks are ... -
Thermomechanical properties and thermal degradation kinetics of poly(methyl methacrylate) (PMMA) and polycarbonate (PC) filled with cerium doped yttrium aluminium garnet (Ce:YAG) prepared by melt compounding.
( Springer Verlag , 2017 , Article)This paper reports on the thermomechanical properties and thermal degradation kinetics of poly(methyl methacrylate) (PMMA) and polycarbonate (PC) composites filled with cerium-doped yttrium aluminium garnet (Ce:YAG) at ... -
Thermometric Study of Inhibition of Aluminium Corrosion in Hydrochloric Acid Solution
( Qatar University , 1997 , Article)The use of 6- amino - 4- (4-phenyl)-l,4- dihydro -3- methylpyrano [2,3- c] pyrazole -5- carbonitrile and some related compounds as corrosion inhibitors for aluminium in 2 M HCl solution was studied by the thermometric ... -
Thermophysical Characterization of Paraffins versus Temperature for Thermal Energy Storage
( MDPI , 2023 , Article)Latent heat storage systems (LHSS), using solid-liquid phase change materials (PCMs), are attracting growing interest in many applications. The determination of the thermophysical properties of PCMs is crucial for selecting ... -
Thermophysical properties measurement of nano cellulose in ethylene glycol/water
( Elsevier , 2017 , Article)Nanofluids are the suspensions of solid nanoparticles in the liquids as base fluids. They have been the latest engineering material among the investigators as they exhibit promising enhanced thermal properties and many ... -
Thermophysical properties of multifunctional glass fibre reinforced polymer composites incorporating phase change materials
( Elsevier B.V. , 2016 , Article)In this study novel multifunctional composites consisting of glass fibre/epoxy/microencapsulated phase change materials (micro-PCMs) were prepared and their thermophysical properties have been investigated. Test results ... -
Thiamine-reineckate liquid membrane electrode for the selective determination of thiamine (vitamin B1) in pharmaceutical preparations
( The Royal Society of Chemistry , 1989 , Article)The construction and electrochemical response characteristics of a liquid membrane electrode for thiamine (vitamin B1) based on the formation of an ion pair between the thiamine cation and the reineckate anion in nitrobenzene ...
