تصفح Mechanical & Industrial Engineering حسب العنوان
السجلات المعروضة 1204 -- 1223 من 1270
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Towards Developing a Hybrid Nonlinear Vibration Energy Harvester for Remote Sensing Applications: A Design and Optimization Study
( Qatar University Press , 2021 , Poster)A novel design of a hybrid piezoelectric-electromagnetic harvester for vortex-induced vibration applications inside a pipe-flow is proposed. The piezoelectric energy harvester is modeled with a macro-fiber composite with ... -
Towards enhanced control of upper prosthetic limbs: A force-myographic approach
( IEEE Computer Society , 2016 , Conference Paper)Reliable decoding of a user's intention is a key step to control prosthetic devices. Force myography (FMG) is often used to assess topographic force patterns resulting from volumetric changes of activated muscles. However, ... -
Towards sustainable society: Design of food waste recycling machine
( IEOM Society , 2018 , Conference Paper)Qatar is one of the top 10 countries in the world in terms of per capita food waste; which ranges from 584 to 657 kilograms per year. The combination of high food consumption rate and very low food waste recycle rate, ... -
Towards the development of novel hybrid composite steel pipes: Electrochemical evaluation of fiber-reinforced polymer layered steel against corrosion
( MDPI , 2021 , Article)Corrosion remains one of the major and most costly challenges faced by the steel industry. Various fiber-reinforced polymer coating systems have been proposed to protect metallic piping distribution networks against ... -
Towards the higher solubility and thermal stability of poly(aniline-co-m-bromoaniline)
( Institute forIonics , 2018 , Article)In the current study, we have described the synthesis and the physical properties of poly(aniline-co-m-bromoaniline) conducting copolymers. The copolymers of different composition are essentially obtained by varying the ... -
Transforming Challenges into Opportunities for Qatar’s Food Industry: Self-Sufficiency, Sustainability, and Global Food Trade Diversification
( MDPI , 2023 , Article)Food trade restrictions pose a serious risk for countries that are heavily reliant on food imports, potentially leading to food crises, inequality, and geopolitical conflicts on a global scale. However, such restrictions ... -
Transient 3D simulations of turbulent premixed flames of gas-to-liquid (GTL) fuel in a fan-stirred combustion vessel
( Elsevier , 2021 , Article)This work aims to conduct turbulent flame studies of GTL fuel and 50/50 diesel-GTLblend and compare them to diesel under a wide range of equivalence ratio (0.7 < Ф < 1.3) and turbulence intensities (0.5 m/s < u′ < 3.0 m/s). ... -
Transient response of porous FG nanoplates subjected to various pulse loads based on nonlocal stress-strain gradient theory
( Elsevier Ltd , 2019 , Article)Based on nonlocal strain gradient theory (NSGT), transient behavior of a porous functionally graded (FG) nanoplate due to various impulse loads has been studied. The porous nanoplate has evenly and unevenly distributed ... -
Transient response of porous inhomogeneous nanobeams due to various impulsive loads based on nonlocal strain gradient elasticity
( Springer Netherlands , 2019 , Article)Transient vibration responses of a porosity-dependent functionally graded nanobeam under different impulsive loadings have been investigated in the context of non-local strain gradient theory. Three impulse loads of ... -
Translating advances in organ-on-a-chip technology for supporting organs
( John Wiley and Sons Inc. , 2019 , Article Review)Organ‐on‐a‐chip platforms have recently seen tremendous progress. They have found potential applications in the study of physiology and pathology of tissues, drug toxicity, and development of tissue models for replacement ... -
Transport properties of thermally stable conducting poly(aniline-co-m-hydroxyaniline)
(2021 , Article)Uniform dielectric permittivity of hollow and porous semiconducting copolymer poly(aniline-co-m-hydroxyaniline) (PA-co-m-HA)s has been studied by electrochemical impedance spectroscopy. The copolymer is obtained by the in- ... -
Transverse vibration and stability of a functionally graded rotating annular disk with a circumferential crack
( Elsevier Ltd , 2016 , Article)Out of plane vibration of rotating disks limits their performances especially at certain critical speed. The critical speed of these disks may be affected by the presence of defects such as a circumferential crack. In this ... -
Treatment as prevention for hepatitis C virus in Pakistan: Mathematical modelling projections
( BMJ Publishing Group , 2019 , Article)Objective Direct-Acting antivirals have opened an opportunity for controlling hepatitis C virus (HCV) infection in Pakistan, where 10% of the global infection burden is found. We aimed to evaluate the implications of five ... -
Tribo-mechanical properties and corrosion behavior investigation of anodized Ti-V alloy
( MDPIAG , 2018 , Article)In the work presented in this manuscript, a self-organized TiO2 nanotube array film was produced by electrochemical anodization of a Ti-V alloy in an electrolyte containing NH4F/H3PO4 and then annealed at different ... -
Tribo-mechanical properties evaluation of HA/TiO2/CNT nanocomposite
( Nature Research , 2021 , Article)In this study, a combination of reverse microemulsion and hydrothermal techniques were used to synthesize HA. A hydrothermal method was used to synthesize HA/TiO2/CNT nanocomposite powders. Cold and hot isostatic pressing ... -
Tribological behaviour of 1D and 2D nanofiller based high densitypoly-ethylene hybrid nanocomposites: A run-in and steady state phase analysis
( Elsevier Ltd , 2017 , Article)Hybrid nanocomposites are a class of materials with exceptional properties due to the synergizing effect of individual fillers. Current work reports the tribological behaviour of high densitypolyethylene-(HDPE) reinforced ... -
Tribological studies of nanomodified mineral based multi-grade engine oil
( Research India Publications , 2017 , Article)This research study investigates the tribological behaviour of mineral based multi grade engine oil reinforced with nanoadditives using a pin on disc tribometer under different frictional conditions. Load, sliding speed, ... -
Tunable Piezoelectric Generator Coupled with Shape Memory Alloy (SMA) Heat Engine as Thermal Energy Harvester
( Institution of Engineering and Technology , 2022 , Conference Paper)With the ever-growing energy demand and environmental concerns, research on alternative energy is vital for sustainability. Thermal energy harvesting using shape memory alloy (SMA) heat engine is one of the possible methods ... -
Tuning the electrical properties of polyaniline by copolymerization with o-bromoaniline
( World Scientific Publishing Co. Pte Ltd , 2017 , Article)Polyaniline, poly(o-bromoaniline) and poly(aniline-co-o-bromoaniline)s have been prepared by chemical oxidative polymerization methods. A series of poly(aniline-co-o-bromoaniline) derivatives has been prepared by the ... -
Turbulence effects on the autoignition of DME in a turbulent co-flowing jet
( Elsevier , 2017 , Article)Dimethyl ether (DME) autoignition in turbulent co-flowing jets with preheated air is studied using the one-dimensional turbulence (ODT) model. We investigate the effects of molecular and turbulent transport on the autoignition ...
