Browsing Mechanical & Industrial Engineering by Title
Now showing items 1134-1153 of 1302
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Studies on the Electrical Properties of Graphene Oxide-Reinforced Poly (4-Styrene Sulfonic Acid) and Polyvinyl Alcohol Blend Composites
( World Scientific Publishing Co. Pte Ltd , 2018 , Article)In the present study, graphene oxide (GO)-reinforced poly (4-styrenesulfonic acid) (PSSA)/polyvinyl alcohol (PVA) blend composite films were prepared using colloidal blending technique at various concentrations of GO ... -
Studies on the Mechanical, Morphological and Electrical Properties of Highly Dispersible Graphene Oxide Reinforced Polypyrrole and Polyvinylalcohol Blend Composites
( Elsevier Ltd , 2018 , Conference Paper)In the present study, water soluble polypyrrole (WPPy)/polyvinyl alcohol (PVA)/graphene oxide (GO) composite films were prepared via colloidal blending method at different GO loadings varying from 0 – 3 wt%. The dispersion ... -
Study of A Time Dependent Double -Diffusive Salinity Problem
( Qatar University , 1989 , Article)The time-dependent, double diffusive stability problem for a horizontal layer of salty water bounded by two rigid isothermal surfaces is analyzed using a linear perturbation technique. Initially, the layer is subjected to ... -
Study of ethanol decomposition mechanism over combustion synthesized bimetallic Cu-Co nanoparticles
( AIChE , 2018 , Conference Paper)[No abstract available] -
Study of ethanol decomposition mechanism over combustion synthesized bimetallic Cu-Co nanoparticles
( AIChE , 2018 , Conference Paper)[No abstract available] -
Study of ethanol dehydrogenation reaction mechanism for hydrogen production on combustion synthesized cobalt catalyst
( Elsevier Ltd , 2017 , Article)Cobalt nanoparticles synthesized via solution combustion synthesis were used to study the decomposition mechanism of ethanol for hydrogen production. Thermodynamic studies were conducted on the synthesis of cobalt nanoparticles ... -
Study of mild steel sandwich structure energy absorption performance subjected to localized impulsive loading
( MDPI AG , 2020 , Article)Extensive research focus had been given to sacrificial sandwich panels to mitigate the effects of blast loads. This is due to their ability to distribute the load and absorb a significant portion of the blast energy. This ... -
Study of recirculating water-based and carbon-based working fluids on the combustion flow field and the cycle performances of semi-closed CO2-capturing Brayton-derived cycles
( Elsevier , 2022 , Article)The transition into new power technologies that utilize fossil fuels with near zero emissions to the ambient is an urgent need to mitigate the worldwide environmental problems. In this study, detailed analyses of carbon-based ... -
Study on the effects of tool tile angle, offset and plunge depth on friction stir welding of poly(methyl methacrylate) T-joint
( SAGE Publications Ltd , 2019 , Article)The effects of tilt angle (TTA), plunge depth (TPD) and offset (TO) of tool in friction stir welding of poly(methyl methacrylate) T-joint were investigated. To understand better the effects of process parameter, thermomechanical ... -
Study on the impact of welding on the corrosion properties of AA 6061 T6
( Trans Tech Publications Ltd , 2014 , Article)Aluminium alloy 6061 T6 circular specimens were joined using TIG welding method. AlMg5 was used as filler. The corrosion behavior of welded and un-welded AA 6061 T6 was investigated using potentiodynamic and open circuit ... -
Study to identify computational fluid dynamics models for use in determining HVAC duct fitting loss coefficients
( Taylor and Francis Inc. , 2017 , Article)This article presents results from a systematic study to establish whether computational fluid dynamics techniques are capable of predicting pressure drop in close-coupled five-gore elbows having nominal diameters of 203 ... -
Suitability of the Openly Accessible 3D Printed Prosthetic Hands for War-Wounded Children
( Frontiers , 2021 , Article)The field of rehabilitation and assistive devices is being disrupted by innovations in desktop 3D printers and open-source designs. For upper limb prosthetics, those technologies have demonstrated a strong potential to aid ... -
Sulfated alginate/polycaprolactone double-emulsion nanoparticles for enhanced delivery of heparin-binding growth factors in wound healing applications
( Elsevier B.V. , 2021 , Article)Diabetic foot ulcers (DFUs) that are not effectively treated could lead to partial or complete lower limb amputations. The lack of connective tissue growth factor (CTGF) and insulin-like growth factor (IGF-I) in DFUs results ... -
Supercritical Carbon Dioxide Power Cycle Integrated with Solar Power Tower and Oxy-Combustor
(2021 , Conference Paper)Power cycle that integrates solar power tower (SPT) system with direct oxy-combustion (DOC) supercritical CO2 cycle is proposed and investigated. In the SPT/DOC-sCO2 cycle (Cyc 3), the SPT works as preheater for the DOC/sCO2 ... -
Superior non-invasive glucose sensor using bimetallic cuni nanospecies coated mesoporous carbon
( MDPI , 2021 , Article)The assessment of blood glucose levels is necessary for the diagnosis and management of diabetes. The accurate quantification of serum or plasma glucose relies on enzymatic and nonenzymatic methods utilizing electrochemical ... -
Supply Chain Linked Sustainability Assessment of Electric Vehicles: The Case for Qatar
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference Paper)Electric vehicles are important technologies to reduce adverse environmental impacts stemming from transportation. In this paper, we investigated the environmental, social, and economic impacts of electric vehicles in ... -
Supply chain risk and resilience in startups, SMEs, and large enterprises: a systematic review and directions for research
( Emerald Publishing , 2023 , Article)Purpose: This systematic literature review analyzes the academic literature to understand SC risk and resilience across different organizational sizes and industries. The academic literature has well discussed the causes ... -
Suppression of Tremors in Parkinson's Patients Using a Dynamic Vibration Absorber
( Springer Science and Business Media Deutschland GmbH , 2022 , Conference Paper)Parkinson's disease is a central nervous system disorder, whose effects and symptoms are evident in the physical movement and appearance of the patient. The frequency range of 2-10 Hz is mostly where the balanced muscles ... -
Surface Acoustic Wave (SAW) Sensors for Hip Implant: A Numerical and Computational Feasibility Investigation Using Finite Element Methods
( MDPI , 2023 , Article)In this paper, a surface acoustic wave (SAW) sensor for hip implant geometry was proposed for the application of total hip replacement. A two-port SAW device was numerically investigated for implementation with an operating ... -
Surface alloying in silver-cobalt through a second wave solution combustion synthesis technique
( MDPI AG , 2018 , Article)Herein, we report the synthesis of silver-cobalt nanopowders using three different modes of solution combustion synthesis, and we present the effects of the synthesis conditions on particle morphology. The synthesized ...