تصفح Center for Advanced Materials Research حسب العنوان
السجلات المعروضة 275 -- 294 من 1305
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Development of organic-inorganic halide perovskites (OHPs) based memristors
( Qatar University Press , 2021 , Poster)Organic - inorganic halide perovskite (OHP) has drawn researchers' attention working in the field of optoelectronics from last ten years due to its remarkable optical properties such as adjustable band gap, ambipolar charge ... -
Development of sustainable geopolymer composites for repair application: Workability and setting time evaluation
( Elsevier , 2023 , Other)One of the most used construction materials worldwide is concrete. It has a lot of advantages over the other construction materials. However, the production process of concrete produces a huge amount of carbon dioxide. ... -
Development of value-added polyethylene grades with extended service lifetime: Weathering resistant flame retarded materials for outdoor applications
( John Wiley and Sons Inc , 2021 , Article)The current article deals with the development of different novel, tailor-made polyolefin formulations exhibiting both low flammability and high weathering resistance, so as to provide value-added polyethylene grades with ... -
Developments and modifications in passive solar still: A review
( Desalination Publications , 2019 , Article)Due to the increment in pollution as well as global warming, the scarcity of potable water is increasing day by day. There are several ways to obtain pure water, but solar desalination with use of solar still is the cheapest ... -
Developments in the application of nanomaterials for water treatment and their impact on the environment
( MDPI AG , 2020 , Article)Nanotechnology is an uppermost priority area of research in several nations presently because of its enormous capability and financial impact. One of the most promising environmental utilizations of nanotechnology has been ... -
Dielectric and electromagnetic interference shielding properties of germanium dioxide nanoparticle reinforced poly(vinyl chloride) and poly(methylmethacrylate) blend nanocomposites
( Springer New York LLC , 2018 , Article)Germanium dioxide (GeO2) nanoparticles reinforced poly(vinyl chloride) (PVC) and poly(methyl methacrylate) (PMMA) blend nanocomposite films were prepared using solution casting technique. The PVC/PMMA/GeO2 nanocomposite ... -
Dielectric properties of Mn doped Bismuth Barium Titanate based ceramic thin films prepared by PLD technique
( Elsevier Ltd , 2017 , Article)In this article, the effect of Mn doping on the permittivity and dielectric loss in 0.67BiFeO3-0.33BaTiO3 (BF-BT) based film bulk acoustic resonator test structures has been investigated. BF-BT thin films were deposited ... -
Dielectric properties of polyvinyl alcohol (PVA) nanocomposites filled with green synthesized zinc sulphide (ZnS) nanoparticles
( Springer New York LLC , 2019 , Article)In this study, zinc sulphide nanoparticles (ZnS NPs) have been synthesized by green synthesis approach. These ZnS NPs were used as nanofiller to fabricate polyvinyl alcohol (PVA) based nanocomposite films via solution ... -
Dielectric sensitization of zeolitic imidazolate framework-8 (ZIF-8) nanopowder.
( Academy of Sciences and Arts of the Republic of Srpska , 2017 , Article)Metallo-organic complexes are a class of materials that are increasingly used in sensory applications. Zeolitic imidazolate frameworks (ZIFs) are their subclass that are topologically isomorphic with zeolites. The porosity ... -
Dielectric Spectroscopy
( Elsevier , 2017 , Book chapter)In this chapter, an attempt has been made to review dielectric spectroscopy (DS) as a technique for the characterization of nanomaterials. DS involves the study of the response of a material to an electric field, which ... -
Diesel-fired boiler performance and emissions measurements using a combination of diesel and palm biodiesel
( Elsevier Ltd , 2021 , Article)Biodiesel is widely accepted as a fuel that is similar to diesel with various advantages. Biodiesel's low-temperature flow qualities are one of its characteristics that limits its use. The goal of this study was to see how ... -
Dilution of seawater using dewatered construction water in a hybrid forward osmosis system
( Elsevier Ltd , 2018 , Article)In this study, dewatered construction water was used for the first time as the feed solution in a combined pretreatment-forward osmosis process to dilute seawater (i.e. draw solution) for further desalination. It was found ... -
Dimethoxytriazine-Triazole Linked Mesoporous Silica Hybrid Sorbent for Cationic Dyes Adsorption
( Springer Science and Business Media Deutschland GmbH , 2023 , Article)Organic dye has always been considered one of the most serious water pollutants. Therefore, the great challenge nowadays is to synthesize effective adsorbents for removal of these contaminants. Herein, we prepared successfully ... -
Direct electroreduction of indium and tin oxides in molten salts
( Electrochemical Society Inc. , 2014 , Article)Indium is a rare metal. The largest end use for indium is in thinfilm coatings as indium oxide combined with 10 percent tin oxide (ITO). However, indium has recycling rates less than 1%. Indium and tin are especially well ... -
Direct Z-Scheme Cs2O-Bi2O3-ZnO Heterostructures as Efficient Sunlight-Driven Photocatalysts
( American Chemical Society , 2018 , Article)Limited light absorption, inefficient electron-hole separation, and unsuitable positions of conduction band bottom and/or valence band top are three major critical issues associated with high-efficiency photocatalytic water ... -
Dispersion of soft Bi particles and grain refinement of matrix in an Al-Bi alloy by equal channel angular pressing
( Elsevier BV , 2014 , Article)The deformation behavior of a soft particle containing Al-8Bi hypermonotectic alloy during equal-channel angular pressing was studied. The size, shape and distribution of soft Bi particles are substantially modified via ... -
A distinctive method of online interactive learning in stem education
( MDPI , 2021 , Article)A breakthrough that has occurred in recent years is the emergence of the COVID-19 pandemic. It has affected various sectors of society, including the educational sector. It has prevented students from performing group-oriented ... -
Distributed state estimation, fault detection and isolation filter design for heterogeneous multi-agent linear parameter-varying systems
( Institution of Engineering and Technology , 2017 , Article)In this study, the authors present a new approach for the design of distributed state estimation and fault detection and isolation (FDI) filters for a class of linear parameter-varying multi-agent systems, where the ... -
Dosage Optimization of Polypropylene Fiber for Strength Enhancement of Cementitious Composites
( Qatar Univesrity Press , 2020 , Conference Paper)"Concrete is the most commonly used materials for construction in Qatar as well as in the world. Exposure to sever environmental conditions causes physical deterioration of concrete structures and significantly affect ... -
Double layered polymeric coatings for corrosion protection of steel
( Qatar University Press , 2021 , Poster)Corrosion is one of the challenging issues faced by many industries, causing substantial economic losses every year due to the degradation of metallic parts, raising many safety concerns. Therefore, it is of utmost relevance ...