Browsing College of Engineering by Title
Now showing items 5906-5925 of 7743
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Promising transparent and flexible thermoelectric modules based on p-type CuI thin films—A review
( Elsevier , 2022 , Article Review)The state-of-the-art thermoelectric technology owns a unique capability of direct, noise-free, and efficient conversion of waste heat into valuable electricity. The conventional thermoelectric generators are complex and ... -
Promoting cycling activities in the State of Qatar: Challenges and potential treatments
( Elsevier B.V. , 2022 , Article)In the last few decades, cycling has received an increased attention due to its health, social, and economical benefits. Many countries are adopting different policies to encourage cycling as a daily mode of transport. In ... -
Properties enhancement of Ni-P electrodeposited coatings by the incorporation of nanoscale Y 2 O 3 particles
( Elsevier B.V. , 2018 , Article)In this study the influence of nanoscale Y 2 O 3 particles on structural, morphological, mechanical and the elemental composition of Ni-P coatings have been investigated using scanning electron microscopy (SEM), microhardness, ... -
Properties of Dialkylcarbonate + 1-Alkanol Mixtures at the Vacuum Interface
( American Chemical Society , 2016 , Article)The properties of solutions formed by dialkylcarbonate + 1-alkanol solutions are studied using classic molecular dynamics simulations. The effects of solution composition, temperature, and dialkylcarbonate type have been ... -
Properties of electrodeposited Ni-B-Al2O3 composite coatings
( Elsevier Ltd , 2014 , Article)Ni-B coatings have gained a great deal of attraction due to their promising mechanical properties. Owing to tempting properties, Ni-B coatings have succeeded to find their applications in automotive, aerospace, petrochemical, ... -
Properties of electrodeposited Ni-B-ZrO2 composite coatings
( Electrochemical Science Group , 2015 , Article)Ni-B coatings have high hardness and high wear resistance which make them suitable for automotive, aerospace, petrochemical, textile and electronics industries. Further improvement in properties (especially the corrosion ... -
Properties of fibre-reinforced concrete made with discarded materials
( ICE Publishing , 2019 , Article)This research paper investigates the physical, chemical and mechanical properties of steel slag aggregates (SSA), gravel aggregates (GLA), natural gabbro aggregates (NGA), and the different fresh and hardened properties ... -
A Property Based Approach for Simultaneous Process and Molecular Design
( Elsevier B.V. , 2009 , Article)In this work, property clustering techniques and group contribution methods are combined to enable simultaneous consideration of process performance requirements and molecular property constraints. Using this methodology, ... -
Proportionally fair approach for tor's circuits scheduling
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)The number of users adopting Tor to protect their online privacy is increasing rapidly. With a limited number of volunteered relays in the network, the number of clients' connections sharing the same relays is increasing ... -
Proposed cooling wall system: A lesson from nature
( ISEC Press , 2015 , Conference Paper)The study commences with a comparative analysis between desert adapted cactus plants and traditional mud houses. Primary comparative results yielded three main similarities: 1) Effective utilization of self-shading surfaces; ... -
Proposed formulas for estimating splitting tensile, shear and flexural strengths, and long term deflection assessment of self-compacting concrete elements
( American Scientific Publishers , 2017 , Article)This paper investigated the splitting tensile and shear strengths and the modulus of rupture of Self Compacting Concrete (SCC) elements with fly ash, micro silica and polycarboxylate ether superplasticizer for various ... -
Propylene oxide assisted sol-gel synthesis of zinc ferrite nanoparticles for solar fuel production
( Elsevier Ltd , 2016 , Article)This paper reports the synthesis of phase-pure Zn-ferrite nanoparticles with high specific surface area (SSA) via the propylene oxide (PO) assisted sol–gel method. For the synthesis of Zn-ferrite, metal precursors (ZnCl2 ... -
Prospects and challenges of free space optical communications
( Springer Verlag , 2018 , Conference Paper)Free space optical (FSO) transmission is a technology which uses a narrow laser beam to transmit the signal from the source to the destination through the free space. Although it has various advantages, a laser beam ... -
Prospects and Challenges of Green Hydrogen Economy via Multi-Sector Global Symbiosis in Qatar
( Frontiers Media S.A. , 2020 , Article)Low carbon hydrogen can be an excellent source of clean energy, which can combat global climate change and poor air quality. Hydrogen based economy can be a great opportunity for a country like Qatar to decarbonize its ... -
Protecting environment and assuring efficient energy transfer using ionic liquids
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)Gas hydrates are ice-like crystalline compounds that are formed when small gas molecules get trapped within the water molecules under high pressure and low-temperature conditions in oil and gas transmission lines. The ... -
Protecting private cloud located within public cloud
( Institute of Electrical and Electronics Engineers Inc. , 2013 , Conference Paper)Many studies use cryptographic technologies to protect sensitive data in public cloud. However, these approaches may introduce large overheads. Recently, hybrid cloud started to gain a lot of attentions. A hybrid cloud ... -
Protecting Your Shopping Preference with Differential Privacy
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)Online banks may disclose consumers' shopping preferences due to various attacks. With differential privacy, each consumer can disturb his consumption amount locally before sending it to online banks. However, directly ... -
Protection of Transmission Line in Presence of Parallel Capacitance Elements
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference Paper)Recently, Flexible AC Transmission System (FACTS) devices emerged to the electrical transmission line power systems and their importance increased significantly. FACTS are mainly used for enhancing power transferability ... -
Protocol design and stability analysis of cooperative cognitive radio users
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)A single cognitive radio transmitter-receiver pair shares the spectrum with two primary users communicating with their respective receivers. Each primary user has a local traffic queue, whereas the cognitive user has three ... -
Provider selection and task allocation in telecommunications with QoS degradation policy
( Springer New York LLC , 2018 , Article)The information age that we are living in is characterized by exponentially increasing needs and corresponding means to access, transmit and use data in a variety of business settings. Fast growing demand, which is translated ...
