تصفح حسب العنوان
السجلات المعروضة 4111 -- 4130 من 49153
-
Brushless doubly fed induction machine as a variable frequency transformer
( IEEE , 2012 , Conference Paper)Variable frequency transformer (VFT) has been recently used as an alternative to HVDC to control power flow between asynchronous networks. VFT consumes less reactive power than a back-to-back HVDC system, provides faster ... -
Bryophyte cover and richness decline after 18 years of experimental warming in alpine Sweden.
( Oxford University Press , 2020 , Article)Climate change is expected to affect alpine and Arctic tundra communities. Most previous long-term studies have focused on impacts on vascular plants, this study examined impacts of long-term warming on bryophyte communities. ... -
BTEX, nitrogen oxides, ammonia and ozone concentrations at traffic influenced and background urban sites in an arid environment
( Elsevier , 2019 , Article)Spatial distribution of key air pollutants were studied in Doha, Qatar, over the course of two monitoring campaigns in early spring, 2016. Time-weighted averages of BTEX components (benzene, toluene, ethyl-benzene, ... -
Bubaline Cholecyst Derived Extracellular Matrix for Reconstruction of Full Thickness Skin Wounds in Rats
( Hindawi Limited , 2016 , Article)An acellular cholecyst derived extracellular matrix (b-CEM) of bubaline origin was prepared using anionic biological detergent. Healing potential of b-CEM was compared with commercially available collagen sheet (b-CS) and ... -
Buckling and crushing behavior of foam-core hybrid composite sandwich columns under quasi-static edgewise compression
( SAGE Publications Ltd , 2019 , Article)Buckling and crushing behavior of foam-core hybrid composite sandwich columns under edgewise compressive load is dealt in this study. Composite laminates with different stacking sequence configurations made of glass and ... -
Budgetary institutions and the political economy of fiscal policy in resource-rich countries: The case of Saudi Arabia
( Inderscience Publishers , 2017 , Article)This study investigates budgetary institutions and the political economy aspects of fiscal policy in Saudi Arabia during the period 1969 to 2015. The historical overview of government expenditure shows that capital expenditure ... -
Budgetary Trade-offs Between Social Services, Development Services and Defense in Jordan
( Qatar University , 1997 , Article) -
Budgeted online selection of candidate iot clients to participate in federated learning
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)Machine learning (ML), and deep learning (DL) in particular, play a vital role in providing smart services to the industry. These techniques, however, suffer from privacy and security concerns since data are collected from ... -
Buffer-aided relaying improves both throughput and end-to-end delay
( Springer International Publishing , 2015 , Article)Buffer-aided relaying has recently attracted a lot of attention due to the improvement in the system throughput. However, a side effect usually deemed is that buffering at relay nodes results in the increase of packet ... -
Building a Lasting Legacy: Beyond Qatar 2022
( Gulf Studies center - College of Arts & Sciences - Qatar University , 2022 , Conference Paper)Doha, the capital city of Qatar, was a tiny, sleepy urban settlement with an economy based on fishing and pearling until the 1970s, when the discovery of oil and natural gas triggered unprecedented and rapid urbanization. ... -
Building a Local Sport Identity: The World Cup and its implications on community sports in Qatar and Saudi Arabia
( Gulf Studies center - College of Arts & Sciences - Qatar University , 2022 , Conference Paper)The FIFA World Cup 2022 in Qatar has resulted in more engagement in Qatar to promote local and domestic sport on different levels. Driven by the overarching goal to enhance and improve physical activities among the Qatari ... -
Building a multispectral image dataset for colorectal tumor biopsy
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)Automated grading of tumor cells proves to be a great way of enhancing the rapidity and accuracy of cancer diagnostic procedures. The application of image processing and machine learning techniques on the digitized biopsy ... -
Building a Test Collection for Significant-Event Detection in Arabic Tweets
(2016 , Master Thesis)With the increasing popularity of microblogging services like Twitter, researchers discov- ered a rich medium for tackling real-life problems like event detection. However, event detection in Twitter is often obstructed ... -
Building ambidextrous supply chains in SMEs: How to tackle the barriers?
( IGI Global , 2017 , Article)Ambidexterity involves developing competencies to excel simultaneously on the exploration and exploitation dimensions. Few studies in literature discuss ambidexterity in a supply chain context. The research presented in ... -
Building an Annotated L1 Arabic/L2 English Bilingual Writer Corpus: The Qatari Corpus of Argumentative Writing (QCAW)
( De Gruyter , 2024 , Article)The study presents the creation of the Qatari Corpus of Argumentative Writing (QCAW) as an annotated L1 Arabic and L2 English bilingual writer corpus. It comprises 200,000 tokens of argumentative writing by Qatari university ... -
Building an Integrated Missile Defense Architecture for Gulf States: Perceptions, Capabilities and Challenges
( Gerlach Press , 2016 , Book chapter)Ballistic missile defense (BMD) plays an important role in the defense planning of all GCC members, involving huge investments with strong reliance on US assistance. This is a major concern in relations with regional ... -
Building Bridges: Connecting Investors to Companies in Developing Countries
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Many developing countries have businesses with big potential. However, they often struggle to attract investors. Our study aims to find ways to bridge this gap. From our research, we found two key problems. First, new ... -
Building energy model calibration using automated optimization-based algorithm
( Elsevier Ltd , 2019 , Article)Multiple numbers of Building Energy Simulation (BES) programs have been improved and implemented during the last decades. BES models play a crucial role in understanding building energy demands and accelerating the malfunction ... -
Building hospital pharmacy practice research capacity in Qatar: a cross-sectional survey of hospital pharmacists
( Kluwer Academic Publishers , 2015 , Article)Background There is a need to systematically develop research capacity within pharmacy practice. Hamad Medical Corporation (HMC) is the principal non-profit health care provider in Qatar. Traditionally, pharmacists in Qatar ...
