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Now showing items 25013-25032 of 49774
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Thermal stability and frequency-dependent electrical conductivity of poly(aniline-co-m-nitroaniline)
( Institute for Ionics , 2019 , Article)Herein, we report the frequency-dependent AC conductivity of poly(aniline-co-m-nitroaniline)s which were synthesized by chemical oxidation of aniline and m-nitroaniline using ammonium persulfate as an oxidizing agent by ... -
Thermal Stability of 0.9% Sodium Chloride IV Fluid exposed to Short- and Long-Term Extreme Conditions
( Qatar University Press , 2020 , Poster)Purpose: 0.9% sodium chloride IV fluid (normal saline) is critical in a clinical setting and may save lives. Data on thermal stability of normal saline, in out-of-hospital settings, are lacking. The purpose of this study ... -
Thermal Stabilization and Mechanical Properties of Nanocrystalline Al and Al-Li Alloys
(2016 , Master Thesis)Aluminum alloys in the conventional grain size state have had their share of research and are implemented in a variety of applications in our everyday life such as being the main structural materials in automobiles, ... -
Thermal Structural Optimization of IC Engine Piston
( International Journal of Mechanical Engineering and Robotics Research , 2021 , Article)The primary purpose of this work is to investigate the effect of the piston crown and piston boss thicknesses on the stresses generated on the piston. A 150-cc piston, made from A4032 Aluminum, of type “Bajaj,” was considered ... -
Thermal vibration of two-dimensional functionally graded (2D-FG) porous Timoshenko nanobeams
( Techno Press , 2017 , Article)The thermo-mechanical vibration behavior of two dimensional functionally graded (2D-FG) porous nanobeam is reported in this paper. The material properties of the nanobeam are variable along thickness and length of the ... -
Thermal, electrical, and sensing properties of composite material from environmental and industrial wastage
( Qatar University Press , 2020 , Poster)This work is an endeavour to contemplate a valueadded conductive plastic composite material derived as recycled plastic depending on Polyethylene (PP)/carbon black. We choose to add Carbon black (CB) as a filler material ... -
Thermal, Electrical, and Sensing Properties of Recycled HDPE/Carbonaceous Industrial Waste Composites
( John Wiley and Sons Inc , 2021 , Article)This work is an endeavor to contemplate a value-added conductive plastic composite material derived as recycled plastic depending on polyethylene (PE)/carbon black (CB). We choose to add CB as a filler material to enhance ... -
Thermalization times of positrons in molecular gases
(2000 , Article)The time that a particle takes to reach thermal equilibrium in gas is a gross measure of the efficiency with which such particle can exchange its kinetic energy with the medium. The time taken for positrons to reach thermal ... -
Thermally assisted efficient electrochemical lithium extraction from simulated seawater
( Elsevier , 2022 , Article)Extracting lithium electrochemically from seawater has the potential to resolve any future lithium shortage. However, electrochemical extraction only functions efficiently in high lithium concentration solutions. Herein, ... -
Thermally conductive polyethylene/expanded graphite composites as heat transfer surface: Mechanical, thermo-physical and surface behavior
( MDPI AG , 2020 , Article)Composites of high-density polyethylene (HDPE) and expanded graphite (EG) are prepared for heat exchangers in multi-effect distillation (MED) desalination. At 50 wt.% EG loading, the thermal conductivity of HDPE was increased ... -
Thermo elastic analysis of functionally graded rotating disks with temperature-dependent material properties: uniform and variable thickness
( Springer Science+Business Media, B.V. , 2009 , Article)A thermo elastic analysis is presented for axisymmetric rotating disks made of functionally graded material (FGM) with variable thickness. Material properties are assumed to be temperature-dependent and graded in the radial ... -
Thermo-economic assessment of forward osmosis as pretreatment to boost the performance and sustainability of multi-effect distillation for seawater desalination
( Elsevier , 2022 , Article)This work presents the thermodynamic and techno-economic assessment of a forward osmosis – multi-effect distillation (FO-MED) system able to improve the thermal performance of the MED seawater desalination process and ... -
Thermo-mechanical buckling analysis of FG-GNPs reinforced composites sandwich microplates using a trigonometric four-variable shear deformation theory
( Elsevier , 2021 , Article)The current study is aimed to investigate the thermo-mechanical buckling responses of the sandwich microplate with Graphene nanoplatelets (GNPs)-reinforced Epoxy core fully bonded to single-walled carbon nanotubes ... -
Thermo-mechanical vibration of rotating axially functionally graded nonlocal Timoshenko beam
( Springer Verlag , 2017 , Article)The free vibration analysis of rotating axially functionally graded nanobeams under an in-plane nonlinear thermal loading is provided for the first time in this paper. The formulations are based on Timoshenko beam theory ... -
Thermo-osmosis-Coupled Thermally Regenerative Electrochemical Cycle for Efficient Lithium Extraction
( American Chemical Society , 2021 , Article)Lithium (Li) production based on the soda evaporation process is time-consuming and unsustainable. The emerging electrochemical Li extraction is time-efficient but requires high-concentration Li sources and significant ... -
Thermo-Rheological Characterization of Natural Deep Eutectic Solvents (Nades) Used in Co2 Capture
(2019 , Master Thesis)The rheological behavior of a fluid is an important property that has a distinct impact on its flow behavior, which influences viscosity dependent phenomena and applications such as pumping, mass transfer rates, and ... -
Thermocatalytic routes and reactor strategies for valorization of biodiesel-derived glycerol to fuels
( Elsevier , 2022 , Article)Glycerol is an oversupplied commodity from biodiesel production with beneficial properties for the synthesis of versatile utility biochemicals. The functional properties of glycerol with three hydroxyl groups could be ... -
Thermocatalytic splitting of CO2 into fuels using sol-gel derived ni-mg-ferrite
( American Institute of Chemical Engineers , 2019 , Conference Paper)In this work, we reports combination of metal cation (Ni+2 and Mg+2) as an active dopant into ferrite for two step thermochemical cycle for CO2 splitting into CO. All NMF materials were synthesized via sol gel method and ... -
Thermocatalytic splitting of CO2 using sol-gel synthesized Co-ferrite redox materials
( Elsevier Ltd , 2019 , Article)In this investigation, the redox reactivity of CoxFe3−xO4 materials was examined in multiple thermochemical CO2 splitting cycles. Sol-gel method was applied for the synthesis of CoxFe3−xO4 materials and the prepared gels ... -
Thermochemical CO2 splitting using a sol‐gel–synthesized Mg‐ferrite–based redox system
( John Wiley and Sons Ltd , 2019 , Article)The synthesis, characterization, and application of the MgxFe3−xO4 (MF) redox materials towards conversion of CO2 via thermochemical redox reactions are reported. Sol‐gel method was utilized for the synthesis of MF materials. ...