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السجلات المعروضة 25634 -- 25653 من 50233
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Toxicity Evaluation of Stearamidopropyl Dimethylamine Surfactant on Embryonic Development of Zebrafish
( Qatar University Press , 2020 , Poster)Background: Surfactants best known for their use in the industry of detergents, household products, and cosmetics. Usually, the amount of released surfactants into the environment is diluted during secondary water treatment. ... -
Toxicity of Cobalt and Nickel to Fusarium Solani Isolated From Saudi Arabian Soil
( Qatar University , 1994 , Article)Fusarium solani isolated from Saudi Arabian soil was able to grow on liquid media containing up to 300 ug/ml cobalt or nickel. F. solani was tolerant to cobalt than nickel. The results provide evidence of the accumulation ... -
Toxin stability improvement and toxicity increase against dipteran and lepidopteran larvae of Bacillus thuringiensis crystal protein Cry2Aa
( Wiley , 2016 , Article)BACKGROUND Bacillus thuringiensis δ-endotoxins are the most widely used biopesticides for controlling economically important crop pests and disease vectors. Improving their efficacy is of great benefit. Here, an improvement ... -
Toxoplasma infection and milk consumption: Meta-analysis of assumptions and evidences.
( Taylor & Francis , 2017 , Article)Toxoplasmosis is the most widespread infection worldwide. It occurs within congenital contamination, organ transplant or immune system depression. Primary infection is mainly foodborne with the ingestion of raw or undercooked ... -
TPPR: A Trust-Based and Privacy-Preserving Platoon Recommendation Scheme in VANET
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Article)Vehicle platoon, a novel vehicle driving paradigm that organizes a group of vehicles in the nose-to-tail structure, has been considered as a potential solution to reduce traffic congestion and increase travel comfort. In ... -
Trace element composition of size-fractionated suspended particulate matter samples from the Qatari Exclusive Economic Zone of the Arabian Gulf: the role of atmospheric dust
( Copernicus Publications , 2020 , Article)We analyzed net-tow samples of natural assemblages of plankton, and associated particulate matter, from the Exclusive Economic Zone (EEZ) of Qatar in the Arabian Gulf. Size-fractionated suspended particles were ... -
Trace Metals In Qatari Fish And Shellfish
( Qatar University , 1991 , Article)Fish, prawns and crabs purchased at the retail market in Doha, were analysed for cadmium, chromium, copper, lead and zinc. The results indicated significantly elevated concentrations of cadmium in the flesh of the Qatari ... -
Trace Metals in Wastewater Ponds in Qatar
( Qatar University , 2002 , Article)A one-year monitoring program was conducted to determine the extent of metal contamination in two wastewater ponds in Qatar. Abu-Hamour pond receives untreated domestic and industrial waste while Abu-NakhIa pond receives ... -
Traceability for adaptive information security in the cloud
( IEEE Computer Society , 2014 , Conference Paper)One of the key challenges in cloud computing is the security of the consumer data stored and processed by cloud machines. When the usage context of a cloud application changes, or when the context is unknown, there is a ... -
A tracer microrheology for determination of viscoelasticity of dilute ovalbumin colloids
( ICE Publishing , 2021 , Article)This study seems to be the first effort to determine the viscoelastic properties of dilute ovalbumin colloids using dynamic-light-scattering-based optical microrheology using carboxylated melamine microparticles as the ... -
Tracing Environmental Law Principles within the Qatari Legal System
( BJHSS , 2017 , Article)In the era of environmental revolution, law becomes relevant. The last few decades witnessed huge environmental concerns, at a global level, international conferences, declarations, and international treaties has been ... -
Tracking and constraining authorization provenance
( Springer Berlin Heidelberg , 2012 , Conference Paper)Authorization provenance concerns how an authorization is derived. It appears important to define authorization provenance to (1) analyze policy bases, (2) defend against a class of attacks, and (3) audit authorizations. ... -
Tracking spatio-temporal dynamics of harmful algal blooms using long-term MODIS observations of Chaohu Lake in China from 2000 to 2021
( Elsevier , 2023 , Article)Harmful algal blooms (HABs) have long been a critical threat to environmental safety and health, especially in inland lakes with rapidly growing socioeconomic development. Although satellite remote sensing provides an ... -
Tracking the commute home from school utilizing GPS and heart rate monitoring: Establishing the contribution to free-living physical activity
( Human Kinetics Publishers Inc. , 2015 , Article)Background: Active school commuting is widely regarded as a key opportunity for youth to participate in physical activity (PA). However, the accurate measurement of the commute home from school and its contribution to total ... -
Traction system with on-board inductive power transfer
( Institution of Engineering and Technology , 2014 , Conference Paper)In traction applications based on long primary and short secondary type, contactless electrical energy transmission can offer distinct advantages over the conventional energy transmission based on catenary system to provide ... -
Traction system with on-board inductive power transfer
( Institution of Engineering and Technology , 2014 , Conference Paper)In traction applications based on long primary and short secondary type, contactless electrical energy transmission can offer distinct advantages over the conventional energy transmission based on catenary system to provide ... -
Trade Diversification and Intra-Regional Trade in North Africa
( Palgrave Macmillan , 2016 , Book chapter)Examination of the growth phases in developed and in developing countries and their involvement in international trade shows the importance of trade policies in these countries. In recent decades, many developing countries ... -
Trade finance in Qatar: blockchain and economic diversification
( Routledge , 2020 , Article)© 2020 The Author(s). Published by Informa UK Limited, trading as Taylor & Francis Group. Trade finance helps businesses deal with abnormal cash flows whilst managing counterparty risk and enhancing confidence in commercial ... -
Trade Liberalization and Economic Diversification: A Dynamic CGE Model for The Economy of Qatar
( Qatar University , 2007 , Article)This paper develops a dynamic computable general equilibrium (CGE) model for Qatar with the view of getting some insights into the working of this a small open oil dependent economy. The model addresses three important ... -
Trade liberalization and relative employment: further evidence from Tunisia
( Springer International Publishing , 2015 , Article)There are increasing studies that address the skill upgrading in developing countries. The theoretical analyses yield different results about which factors affect skill upgrading. The impact of trade openness and technology ...
