Browsing Research Units by Title
Now showing items 532-551 of 4556
-
Carbon dioxide hydrogenation to value-added products using Cu-based catalytic materials
( Institute of Physics , 2023 , Conference Paper)In this work, we report on the synthesis and evaluation of catalytic materials composed of copper/calcium oxide/alumina (Cu/CaO/Al2O3) for carbon dioxide conversion to value-added products. Catalytic materials were synthesized ... -
Carbon footprint of construction industry: A global review and supply chain analysis
( Elsevier , 2020 , Article)This paper conducts a global review and a macro-level supply chain analysis focusing on carbon footprint of construction industry worldwide for the period between 2009 and 2020 using the Scopus database. A total of 1833 ... -
Carbon Footprints of Construction Industries: A Global, Supply Chain-linked Analysis
( IEEE , 2019 , Conference Paper)The global construction industry is predicted to grow rapidly over the next decades by developing globalization, urbanization, and infrastructure renewal. Global Construction 2020 forecasts that China, USA, India, Japan, ... -
Carbon mineralization by reaction with steel-making waste: A review
( MDPI AG , 2019 , Article Review)Carbon capture and sequestration (CCS) is taking the lead as a means for mitigating climate change. It is considered a crucial bridging technology, enabling carbon dioxide (CO 2 ) emissions from fossil fuels to be reduced ... -
Carbon mineralization, biological indicators, and phytotoxicity to assess the impact of urban sewage sludge on two light-textured soils in a microcosm
( Wiley , 2020 , Article)The agricultural reuse of urban sewage sludge (USS) modifies soil properties depending on sludge quality, management, and pedo-environmental conditions. The aim of this microcosm study was to assess C mineralization and ... -
Carbon Nanotubes Dosage Optimization for Strength Enhancement of Cementitious Composites
( Elsevier , 2019 , Conference Paper)Concrete is the most common used material for construction in Qatar as well as in the world. Exposure to sever environmental conditions causes physical deterioration of concrete structures and significantly affect the ... -
Carbon nitride embedded MnO2 nanospheres decorated with low-content Pt nanoparticles as highly efficient and durable electrode material for solid state supercapacitors
( Elsevier B.V. , 2017 , Article)The provoking energy crises attracted and stimulated higher attention towards energy storage devices. Solid state supercapacitors proved to be one of the promising power devices for the storage and utilization of electrical ... -
Carbon/nitrogen-doped TiO2: New synthesis route, characterization and application for phenol degradation
( Elsevier , 2016 , Article)Porous nanocrystalline carbon and nitrogen (CN)-doped TiO2 photocatalyst was prepared using carbon tetrachloride and polyaniline as precursors. The obtained powders were characterized by X-ray diffraction (XRD), X-ray ... -
Carbonaceous and nitrogenous disinfection by-product formation from algal organic matter
( Elsevier Ltd , 2017 , Article)Seasonal algal blooms in drinking water sources release intracellular and extracellular algal organic matter (AOM) in significant concentrations into the water. This organic matter provides precursors for disinfection ... -
Carbonization conditions influence the emission characteristics and the stability against photobleaching of nitrogen doped carbon dots
( Royal Society of Chemistry , 2017 , Article)Carbon Dots (CDs), fabricated by hydrothermal bottom-up synthesis, are complex materials, whose optical properties are influenced by multiple factors. The presence of domains of conjugated sp2 carbon, which are formed upon ... -
Carbonyl iron coated with a sulfobetaine moiety as a biocompatible system and the magnetorheological performance of its silicone oil suspensions
( Royal Society of Chemistry , 2016 , Article)In this study, surface modification of carbonyl iron (CI) particles with sulfobetaine moieties (SBE) was performed by the silanization of activated CI to form stable CI-SBE particles. The modification led to a significant ... -
Carboxybetaine Ester Feature as a Platform for Switchable Surface Properties
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)A lot of strategies for smart approaches on surfaces were applied such as hydrogel layer, polymer brushes or self-assembly monolayers (SAM). [1] Nowadays switchable zwitterionic materials consisting of molecules with ... -
Carboxybetaine Modified Interface for Electrochemical Glycoprofiling of Antibodies Isolated from Human Serum
( American Chemical Society , 2015 , Article)Impedimetric lectin biosensors capable of recognizing two different carbohydrates (galactose and sialic acid) in glycans attached to antibodies isolated from human serum were prepared. The first step entailed the modification ... -
The Carcinogenic and Non-Carcinogenic Health Risks of Metal(oid)s Bioaccumulation in Leafy Vegetables: A Consumption Advisory
( Frontiers Media , 2021 , Article)High levels of metal(oid)s in soil or food pose a severe health risk to humans. The potential toxicants find their way into the living systems via the food chain, following bioaccumulation in edible plants, including leafy ... -
Cardiac function and blood flow hemodynamics assessment of zebrafish (Danio rerio) using high-speed video microscopy
( Elsevier , 2020 , Article)BackgroundIn the last few decades, zebrafish (Danio rerio) were introduced as a model organism to investigate human diseases including cardiovascular and neuronal disorders. In most zebrafish investigations, cardiac function ... -
Cardiac Myosin Binding Protein-C in Sprague Dawley (SD) Rats exposed to Sub-Chronic oral dose of Cadmium Chloride
( Qatar University Press , 2021 , Poster)Cadmium is one of the major environmental pollutants associated with an increment in industrial and urbanization activities. It has health consequences when it reaches the human diet through the soil, water, and plant. ... -
CARMA2sh and ULK2 control pathogen-associated molecular patterns recognition in human keratinocytes: psoriasis-linked CARMA2sh mutants escape ULK2 censorship
( Nature , 2017 , Article)The molecular complexes formed by specific members of the family of CARMA proteins, the CARD domain-containing adapter molecule BCL10 and MALT1 (CBM complex) represent a central hub in regulating activation of the pleiotropic ... -
Cascaded design of desalination systems: A graphical approach
( American Chemical Society , 2021 , Article)A graphical technique to design staged desalination systems is introduced in this work by utilizing the concept of composite curves. Material recycle networks (MRNs), which are very popular graphical tools, also rely on ... -
Case studies on COVID-19 and environment
( Elsevier , 2021 , Book chapter)Coronavirus drastically changes people's travel behavior all over the world. This study aims to investigate the effect of people's adaptive travel behavior on greenhouse gas (GHG) emission in south Asian countries. We ... -
Catalytic Degradation of 4-Ethylpyridine in Water by Heterogeneous Photo-Fenton Process
( MDPI , 2019 , Article)In this work, the degradation of 4-ethylpyridine (4EP) in water by a heterogeneous photo-Fenton process (H2O2/Fe3O4/ultraviolet irradiation (UV)) was investigated. More rapid and effective 4EP degradation was obtained with ...