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السجلات المعروضة 946 -- 965 من 4920
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Crowdfunding Conundrum: Western Ideas and their Chinese Copycats
( UC Berkeley Haas School of Business , 2021 , Other)In the third quarter of 2021, global crowdfunding investment reached $160 billion. Crowdfunding is a relatively recently emerged phenomenon to raise funding from individuals for nascent business ideas. It is considered as ... -
Cryogenic temperature and strain rate dependence of mechanical properties for extruded AA6060 alloys
( Trans Tech Publications Ltd , 2014 , Article)Tensile properties and fracture behavior of an AA6060 alloy were investigated at room temperature (295K) and cryogenic temperature (77K). It was found that both ultimate tensile strength and elongation increased with ... -
Cryopreservation of microalgae from desert environments of Qatar
( Springer Netherlands , 2016 , Article)The Qatar University Culture Collection of Cyanobacteria and Microalgae (QUCCCM) is a unique resource containing a diverse collection of microalgae and cyanobacteria, isolated from the Qatar desert environment. In order ... -
Cryptosporidium spp., prevalence, molecular characterisation and socio-demographic risk factors among immigrants in Qatar.
( Public Library of Science , 2019 , Article)The World Health Organization WHO has estimated that in developed countries, up to 30% of the population may suffer from foodborne diseases each year, and that in developing countries up to 2 million deaths per annum can ... -
Crystallization and dielectric behavior of PLA and PHBV in PLA/PHBV blends and PLA/PHBV/TIO 2 nanocomposites
( BME-PT and GTE , 2019 , Article)The morphology, crystallization behavior and mechanical properties of PLA, PHBV and their blends and nanocomposites with TiO 2 as filler were investigated. An uncommon morphological change was observed with increasing PLA ... -
CTGF Loaded Electrospun Dual Porous Core-Shell Membrane For Diabetic Wound Healing
( Dove Medical Press Ltd. , 2019 , Article)Purpose: Impairment of wound healing is a major issue in type-2 diabetes that often causes chronic infections, eventually leading to limb and/or organ amputation. Connective tissue growth factor (CTGF) is a signaling ... -
Cu and Ni Co-sputtered heteroatomic thin film for enhanced nonenzymatic glucose detection
( Nature Research , 2022 , Article)In this work, we report a wafer-scale and chemical-free fabrication of nickel (Ni) and copper (Cu) heteroatomic Cu–Ni thin films using RF magnetron sputtering technique for non-enzymatic glucose sensing application. The ... -
Cultivating microalgae in desert conditions: Evaluation of the effect of light‐temperature summer conditions on the growth and metabolism of nannochloropsis qu130
( MDPI , 2021 , Article)Temperature and light are two of the most crucial factors for microalgae production. Variations in these factors alter their growth kinetics, macromolecular composition and physiological properties, including cell membrane ... -
Cultivating STEM Interest in High School Students through Computer-assisted COVID-19 Pandemic Awareness Course
( IIKII , 2022 , Article)Due to the COVID-19 pandemic, students were sidetracked by the shift in the educational process, primarily in the field of STEM (science, technology, engineering, mathematics) education. Teachers were also besieged to find ... -
Cuprous oxide nanoparticles in epoxy network: Cure reaction, morphology, and thermal stability
( John Wiley & Sons, Ltd. , 2015 , Article)Nanosized cuprous oxide filler particles (nCOP) with octahedral morphology were synthesized through hydrazine reduction method and were used to develop a novel nanocomposites based on epoxy resin. The morphology of epoxy–nCOP ... -
Curcumin a Colorimetric and Fluorimetric Cyanide Probe in Aqueous System and Living Cells
( Royal Society of Chemistry , 2019 , Article)Curcumin, 1,7-bis(4-hydroxy-3-methoxyphenyl)-1,6-hepta-diene-3,5-dione, is a natural product obtained from the rhizome of Curcuma longa. Curcumin has been demonstrated to be a strong antioxidant with anticancer properties ... -
Cure kinetics of epoxy/MWCNTs nanocomposites: Isothermal calorimetric and rheological analyses
( Elsevier B.V. , 2017 , Article)A combinatorial route has been applied in cure kinetics study of epoxy nanocomposites containing multi-walled carbon nanotubes (MWCNTs) based on differential scanning calorimetry and rheokinetic analyses under isothermal ... -
Curing enhancement and network effects in multi-walled carbon nanotube-filled vulcanized natural rubber: evidence for solvent sensing
( John Wiley and Sons Ltd , 2017 , Article)Electrically and thermally conductive polymer composites offer great possibilities in various electronic fields because of their low weight and ease of processing. This paper addresses the curing behaviour and network ... -
Current advances in bio-fabricated quantum dots emphasising the study of mechanisms to diversify their catalytic and biomedical applications
( Royal Society of Chemistry , 2021 , Article Review)Quantum dots (QDs), owing to their single atom-like electronic structure due to quantum confinement, are often referred to as artificial atoms. This unique physical property results in the diverse functions exhibited by ... -
The Current Status of Cytomegalovirus (CMV) Prevalence in the MENA region: a systematic review
( MDPI , 2019 , Article)Human cytomegalovirus (CMV) is a highly prevalent herpesvirus worldwide. According to the Centers for Disease Control and Prevention (CDC) and the World Health Organization (WHO), CMV infects people of all ages, and by ... -
Current trends and prospects in catalytic upgrading of lignocellulosic biomass feedstock into ultrapure biofuels
( Elsevier , 2023 , Article)Eco-friendly renewable energy sources have recommended as fossil fuel alternatives in recent years to reduce environmental pollution and meet future energy demands in various sectors. As the largest source of renewable ... -
Current trends in MXene-based nanomaterials for energy storage and conversion system: A mini review
( MDPI , 2020 , Article Review)MXene is deemed to be one of the best attentive materials in an extensive range of applications due to its stupendous optical, electronic, thermal, and mechanical properties. Several MXene-based nanomaterials with extraordinary ... -
Cushion plants act as facilitators for soil microarthropods in high alpine Sweden
( Springer , 2021 , Article)Cushion plants can have positive impacts on plant richness in severe environments and possibly across trophic levels on arthropods, an under-studied topic. This study examined whether soil communities under cushions have ... -
Cybersecurity for next generation healthcare in Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2021 , Article)Background: IoMT (Internet of Medical Things) devices (often referred to IoMT domain) have the potential to quickly diagnose and monitor patients outside the hospital by transmitting information through the cloud domain ... -
Cybersecurity of multi-cloud healthcare systems: A hierarchical deep learning approach
( Elsevier Ltd , 2022 , Article)With the increase in sophistication and connectedness of the healthcare networks, their attack surfaces and vulnerabilities increase significantly. Malicious agents threaten patients’ health and life by stealing or altering ...