تصفح Center for Advanced Materials حسب العنوان
السجلات المعروضة 1044 -- 1063 من 1333
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Recent Trends in Applications of X-ray Photoelectron Spectroscopy (XPS) Technique in Coatings for Corrosion Protection
( Springer International Publishing , 2022 , Book chapter)Corrosion-primarily a surface phenomenon, strongly influences an asset's performance, durability, and reliability, as costs of corrosion-related repairs and refurbishment can run into millions of dollars. Notably, in the ... -
Recycled polyethylene/paraffin wax/expanded graphite based heat absorbers for thermal energy storage: An artificial aging study
( MDPI AG , 2019 , Article)An artificial aging study of novel heat absorbers based on phase change materials (PCMs) prepared from recycled high-density polyethylene (HDPE), paraffin wax (PW), and expanded graphite (EG) was investigated. The optimal ... -
Recycling of polymer-polymer composites
( Elsevier , 2017 , Book chapter)Polymers are inexpensive, lightweight, and durable materials derived from the petroleum industry that are easily molded into a variety of commodities that are used in a wide range of applications. Consequently, polymer ... -
Recycling of Tetra Pak for Space and Water Heating by Blending with Phase Change Materials
( Qatar University Press , 2023 , Conference Paper)A rapid rise in demands for thermal comfort in the building sector necessitates higher energy consumption for air conditioning, ventilation, space, and water heating systems. Recently, phase change materials (PCMs) have ... -
Reduced erbium-doped ceria nanoparticles: One nano-host applicable for simultaneous optical down- and up-conversions
( Springer Nature , 2014 , Article)This paper introduces a new synthesis procedure to form erbium-doped ceria nanoparticles (EDC NPs) that can act as an optical medium for both up-conversion and down-conversion in the same time. This synthesis process results ... -
Reduced graphene oxide filled poly(dimethyl siloxane) based transparent stretchable, and touch-responsive sensors
( American Institute of Physics Inc. , 2016 , Article)The ongoing revolution in touch panel technology and electronics demands the need for thin films, which are flexible, stretchable, conductive, and highly touch responsive. In this regard, conductive elastomer nanocomposites ... -
Reduced titania nanorods and Ni–Mo–S catalysts for photoelectrocatalytic water treatment and hydrogen production coupled with desalination
( Elsevier , 2020 , Article)This study presents a ternary hybrid solar desalination process coupled with photoelectrocatalytic water treatment and H2 production in a single device. The desalination of brackish water in the desalination cell is initiated ... -
Reduction in piezoelectric voltage generation for the cerium doped nickel ferrite nanoparticles filled PVDF-HFP nanocomposites
( Elsevier B.V. , 2019 , Article)This paper describes the synthesis of grape cluster shaped nickel ferrite (NiFe 2 O 4 ) and cerium doped nickel ferrite (Ce-NiFe 2 O 4 ) nanoparticles by chemical co-precipitation and their addition to poly(vinylidene ... -
Reinforced Concrete Degradation in the Harsh Climates of the Arabian Gulf: Field Study on 30-to-50-Year-Old Structures
( American Society of Civil Engineers (ASCE) , 2018 , Article)This paper presents the results of a field study carried out on three reinforced concrete (RC) structures built in the 1960s, 1970s, and 1980s to determine the main load (environmental) and the resistance (for example, the ... -
Reinforcement of copolyamide membranes for water treatment applications
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)Clean water is the key element for all living organisms to sustain life. However, due to the rapid industrialization and large increase in the population, the contamination of water resources is important issue occurred ... -
Remarkable improvement in properties of NI-B coatings by the addition of mixed oxide nanoparticles
( Association for Iron and Steel Technology, AISTECH , 2015 , Conference Paper)A comparison of properties of Ni-B and Ni-B-ZrO2-Al2O3 nanocomposite coatings synthesized through electrodeposition process is presented to elucidate the beneficial role of addition of mixed nanoparticles of ZrO2 and Al2O3 ... -
Removal of Lead Ions from Aqueous Solutions Using Polyaniline Polystyrene Nanocomposites
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Water pollution is an issue of grave importance worldwide, especially in countries that boast of a large number of industries. High concentration of heavy metal ions such as lead, nickel, etc are often found in industrial ... -
Removal of metronidazole from wastewater by Fe/charcoal micro electrolysis fluidized bed reactor
( Elsevier Ltd , 2019 , Article)The aim of the research was to investigate the removal of metronidazole from aqueous solutions by Fe/charcoal micro-electrolysis fluidized bed reactor. The effective variables influencing the metronidazole removal including ... -
Repair of Heat-Damaged RC Beams Using Micro-concrete Modified with Carbon Nanotubes
( Korean Society of Civil Engineers , 2021 , Article)This paper investigates the use of micro-concrete modified with carbon nanotubes (CNTs) for the repair of heat-damaged reinforced concrete (RC) beams. Ten RC beams were cast and then subjected to elevated temperature of ... -
Revealing of Core Shell Effect on Frequency-Dependent Properties of Bi-based Relaxor/Ferroelectric Ceramic Composites.
( Nature Research , 2018 , Article)In this study, electromechanical characteristics of (1-x) BiNaTiO-xSrTiO (ST26, x = 0.26)/(1-y) BiNaTiO-ySrTiO (ST10, y = 0.1) (matrix/seed) composites were studied. The ST26 (high relaxor phase) and ST10 (a relaxor ... -
Revealing the improved sensitivity of PEDOT:PSS/PVA thin films through secondary doping and their strain sensors application
( Royal Society of Chemistry , 2023 , Article)The field of strain sensing involves the ability to measure an electrical response that corresponds to a strain. The integration of synthetic and conducting polymers can create a flexible strain sensor with a wide range ... -
Reverse osmosis seawater desalination: Qatar experience and vision
( Desalination Publications , 2020 , Other)[No abstract available] -
Reverse Osmosis Systems: Design, Optimization and Troubleshooting Guide
( Elsevier , 2021 , Book)Reverse Osmosis Systems: Design, Optimization and Troubleshooting Guide describes in depth knowledge of designing and operating reverse osmosis (RO) systems for water desalination, and covers issues which will effect the ... -
A review of bipolar plates materials and graphene coating degradation mechanism in proton exchange membrane fuel cell
( John Wiley and Sons Ltd , 2022 , Article Review)Proton exchange membrane fuel cells (PEMFCs) have the perception to strongly reduce global emissions through an environmentally friendly perspective. Graphene has drawn global attention and has positioned itself as a ... -
Review of Progress and Prospects in Research on Enzymatic and Non- Enzymatic Biofuel Cells; Specific Emphasis on 2D Nanomaterials
( Bentham Science Publishers , 2022 , Article)Energy generation from renewable sources and effective management are two critical challenges for sustainable development. Biofuel Cells (BFCs) provide an elegant solution by combining these two tasks. BFCs are defined by ...