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السجلات المعروضة 4430 -- 4449 من 48318
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Catalytic Reduction of CO2 into Solar Fuels via Ferrite Based Thermochemical Redox Reactions
( Materials Research Society , 2017 , Conference Paper)In this study, Ni based ferrite nanomaterials were synthesized using sol-gel method for solar thermochemical splitting of CO2 using a thermogravimetric analyzer. To synthesize the ferrite materials, the corresponding metal ... -
The catalytic thermo-oxidative decomposition of glimepiride using the isoconversional method
( Springer , 2022 , Article)Applying the isoconversional method to data obtained from thermogravimetric analysis (TGA) can provide vital kinetic information. In this work, the thermal decomposition and oxidation of the antidiabetic drug glimepiride ... -
Categorization does not promote symmetry in Guinea baboons (Papio papio)
( Springer Verlag , 2016 , Article)Humans have the capacity to use stimuli interchangeably by forming equivalence classes, and this ability seems to be supported by our language system. According to Sidman and Tailby (Conditional discrimination vs. matching ... -
The Category 'D' Reconsidered
( Qatar University , 1999 , Article)This study deals with the categorial status of a set of words known as 'determiners' and the features encoded in them. We argue, following a suggestion in Chomsky, 1975, that 'Optimality' conditions on grammar require ... -
Cathepsin B Induced Cardiomyocyte Hypertrophy Requires Activation of the Na+/+ Exchanger Isoform-1
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Background: Progression of the heart to failure is primarily caused due to significant remodeling of both the extracellular matrix (ECM) and subcellular organelles, a hallmark of cardiac hypertrophy (CH). Uncontrolled ECM ... -
Cathepsin B Induced Cardiomyocyte Hypertrophy Requires Activation of The Na+/H+ Exchanger Isoform-1
(2016 , Master Thesis)Multiple studies have demonstrated that proteases, specifically cathepsin B (Cat B) and matrix metalloproteinase-9 (MMP-9) contribute to the remodeling of the extracellular matrix (ECM), a hallmark of cardiac hypertrophy ... -
Cathine and cathinone disposition kinetics and neurotransmitter profile in several organs of rats exposed to a single dose of Catha edulis (Vahl) Forssk. ex Endl. extract
( Walter de Gruyter , 2023 , Article)Catha edulis (Vahl) Forssk. ex Endl. (Khat) is a stimulant plant that contains cathine and cathinone, which its abuses induce euphoria, alertness, and motor activity. Since the toxicokinetics of these substances remain ... -
Caught basking in the winter sun: Preliminary data on winter thermoregulation in the Ethiopian hedgehog, Paraechinus aethiopicus, in Qatar
( Academic Press , 2016 , Article)Biologists focus on thermoregulation of desert mammals in terms of how they minimize heat gain, and put less effort on how they maximize heat gain during the cooler months. Heat gain may contribute to significant energy ... -
Caught off guard and beaten: The Ukraine war and food security in the Middle East
( Frontiers Media , 2023 , Article)The Ukraine war has led to a severe global food crisis due to complex supply disruptions and price increases of agricultural inputs. Countries of the Middle East have been directly affected because of their high dependence ... -
Causal relationships of moral hazard and adverse selection of Ghanaian Public-Private-Partnership (PPP) construction projects
( Emerald Group Publishing Ltd. , 2018 , Article)Purpose: The purpose of this paper was to assess the causal relationship(s) between moral hazard and adverse selection of public' private partnership (PPP) construction projects. Structural equation modelling (SEM) was ... -
Causes For Delays In Construction Projects In Kuwait
( Qatar University , 2002 , Article)The paper presents a study based on a research that analyzes and ranks the causes of delays in building and housing type projects undertaken by governmental agencies in Kuwait. The study was based on a survey with the ... -
Causes of construction change orders in Qatar: Contractors' perspective
( Inderscience Publishers , 2016 , Article)The construction industry involves complex processes which are prone to various changes and variations. However, it may be argued that the application of change orders within construction projects in the State of Qatar has ... -
Causes of Cost-Overrun in Construction Projects
(2016 , Professional Masters Project)Cost overrun in construction projects is a common issue affecting project performance. After a review of the literature, a list of 39 cost overrun attributes were gathered and presented in a survey questionnaire. The survey ... -
CAUSES OF DELAY IN CONSTRUCTION PROJECTS
(2016 , Master Thesis)The construction industry is struggling by numerous recorded incidents of delay due to improper planning and/or implementation of required construction measures. Globally, researchers have concluded that the construction ... -
Causes of Undergraduate Students' Underachievement in a Gulf Cooperation Council Country (GCC) University
( SAGE Publications Inc. , 2022 , Article)UNESCO reports enrollment in higher education in the Arab and Gulf Cooperation Council region doubled from 5.1 million in 2000 to 10.7 million in 2015. Despite significant budgets and the world's lowest teacher-to-student ... -
Causes of workplace violence against medical staff as perceived by physicians and nurses in Jordanian public hospitals
( Emerald , 2022 , Article)Purpose: Workplace violence against medical staff has become an endemic problem in the healthcare sector in Jordan. This study investigates the perceived main causes of workplace violence (medical staff, administrative, ... -
CCP Assessment Rubrics
( Qatar University , 2020 , Video) -
CCP: Connect, Engage, Change Educating for the Future: Models for Academic Success, Intellectual Gro
( Qatar University , 2020 , Video) -
CD146, a novel target of CD44-signaling, suppresses breast tumor cell invasion.
(2017 , Article)We have previously validated three novel CD44-downstream positively regulated transcriptional targets, including Cortactin, Survivin and TGF-β2, and further characterized the players underlying their separate signaling ...
