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Now showing items 19968-19987 of 48560
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Promotion of QU Civil Engineering by Alumni, Part B
( Qatar University , 2021 , Video) -
Promotion of QU Civil Engineering by students
( Qatar University , 2021 , Video) -
Promotive Role of 5-Aminolevulinic Acid or Salicylic Acid Combined with Citric Acid on Sunflower Growth by Regulating Manganese Absorption
( MDPI , 2023 , Article)Manganese (Mn) is an essential nutrient in most organisms. Establishing an effective regulatory system of Mn absorption is important for sustainable crop development. In this study, we selected sunflower as the model plant ... -
Propagation of Floquet-Bloch shear waves in viscoelastic composites: analysis and comparison of interface/interphase models for imperfect bonding
( Springer-Verlag Wien , 2017 , Article)The phononic band structure of waves, which travel though composites, results from the geometric and mechanical properties of the materials and from the interaction of the different constituents. In this article, we study ... -
Propagation of online consumer perceived negativity: Quantifying the effect of supply chain underperformance on passenger car sales
( Elsevier , 2021 , Article)The paper presents a text analytics framework that analyses online reviews to explore how consumer-perceived negativity corresponding to the supply chain propagates over time and how it affects car sales. In particular, ... -
Propagation rate coefficient for sulfobetaine monomers by PLP-SEC
( Elsevier Ltd , 2016 , Article)Zwitterionic polymers have been extensively used in the biomedical field, however, the knowledge about the kinetics and mechanism of radical polymerization of their monomers is limited. This work introduces the first ... -
Properties and thermal stabilization of Nanocrystalline copper via solute additions of niobium
(2017 , Master Thesis)Nanocrystalline materials, those with grain size <100 nm, were found to have superior mechanical properties compared to their coarse-grained (CG) counterparts. However, these materials are not thermally stable because of ... -
Properties and thermo-switch behaviour of LDPE mixed with carbon black, zinc metal and paraffin wax
( Springer Verlag , 2017 , Article)This paper reports on the presence of wax and radiation-induced crosslinking on the morphology, thermal and mechanical properties, as well as electrical conductivity and thermo-switch properties of LDPE containing ... -
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 a three-dimensionally ordered macro-mesoporous carbon-doped TiO2 composite catalyst
( World Scientific Publishing , 2013 , Article)This study aimed to develop an effective, environmentally benign composite catalyst composed of carbon materials and titanium dioxide (TiO2). Carbon-doped titanium dioxide (C-TiO2) was prepared by coating TiO2 onto ... -
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 ... -
Properties of microwave sintered al-cu metal matrix composites
( Association for Iron and Steel Technology, AISTECH , 2016 , Conference Paper)The present work focuses on the effect of copper (Cu) reinforcement on structural and mechanical properties of Al-Cu composites synthesized through microwave sintering approach. The pure aluminum (Al) and copper (Cu) powders ... -
Properties of nanoclay PVA composites materials
( Hamad bin Khalifa University Press (HBKU Press) , 2013 , Article)Polyvinyl alcohol (PVA)/Na-rich Montmorillonite (MMT) nanocomposites were prepared using solution method to create polymer-clay nanocomposite (PCN) material. The PCN material was studied using X-ray diffraction (XRD), ... -
Properties Of The Omani Sarooj
( Qatar University , 1997 , Article)The fundamental properties of the Omani sarooj have been studied. Sarooj samples were collected from different sites to assess their pozzolanic activity. A laboratory testing program covering chemical and physical ... -
Property Assessment in Qatar (Case Study the Pearl Residential Apartments)
(2017 , Professional Masters Project)The Gulf countries have been maintained as Tax Free heavens due to their strong revenue from their natural resources like Oil. However, by the end of 2014, the oil prices has dropped in the world resulting in the gulf ... -
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, ... -
Property ownership and the legal personhood of artificial intelligence
( Taylor and Francis , 2021 , Article)© 2020 The Author(s). Published by Informa UK Limited, trading as Taylor & Francis Group. This paper adds to the discussion on the legal personhood of artificial intelligence by focusing on one area not covered by previous ...
