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Now showing items 18046-18065 of 50618
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Occupant's thermal comfort in Qatari offices - Need for the new adaptive standard
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Qatar's per capita energy consumption is one of the highest in the world, consuming 30.184 TWh as of 2012. Buildings contribute significantly (80%) to this, with air-conditioning taking a lion's share. Qatar does not have ... -
Occupational and speech therapists' perceptions of their role in dental care for children with autism spectrum disorder: A qualitative exploration
( John Wiley and Sons Inc , 2022 , Article)Background: Children with autism spectrum disorder (ASD) have challenges in home oral care, accessing a dentist and accepting dental treatment. Occupational therapists (OTs) and speech therapists (STs) are likely to be ... -
Occupational changes during the COVID-19 lockdown in Jordan
( Taylor and Francis , 2021 , Article)Background: Measures to limit the spread of COVID-19 have disrupted the lives of countless millions of individuals worldwide. Objective: To explore the experiences of occupational disruption and changing social roles among ... -
Occupational exposure to HIV among nurses at a major tertiary hospital: Reporting and utilization of post-exposure prophylaxis; A cross-sectional study in the Western Cape, South Africa
( Public Library of Science , 2020 , Article)© 2020 Kabotho, Chivese. This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the ... -
Occurence of Phytoplankton in Stomach Content and Its Selectivity by Nile Tilapia (Oreochromis niloticus L.) Cultured in Fertilized Earthen Ponds
( Qatar University , 2003 , Article)Nile tilapia (Oreochromis niloticus L.) was cultured in earthen ponds receiving 0, 20, 40, 60 and 100 kg/feddan/month of inorganic fertilizer (20:20:5 N:P:K). The obtained results showed that the composition percentage of ... -
Occurrence and removal characteristics of phthalate esters from bottled drinking water using silver modified roasted date pits
( Springer Science and Business Media Deutschland GmbH , 2021 , Article)Background: This paper aims to investigate the occurrence and removal characteristics of phthalate esters from bottled drinking water using silver modified roasted date pits. Three adsorbents, namely roasted date pits ... -
Occurrence of epibenthic dinoflagellates in relation to biotic substrates and to environmental factors in Southern Mediterranean (Bizerte Bay and Lagoon, Tunisia): An emphasis on the harmful Ostreopsis spp., Prorocentrum lima and Coolia monotis
( Elsevier B.V. , 2019 , Article)Harmful events associated with epibenthic dinoflagellates, have been reported more frequently over the last decades. Occurrence of potentially toxic benthic dinoflagellates, on the leaves of two magnoliophytes (Cymodocea ... -
Occurrence of Mycotoxins and Toxigenic Fungi in Cereals and Application of Yeast Volatiles for Their Biological Control
( MDPI , 2022 , Article)Fungal infections in cereals lead to huge economic losses in the food and agriculture industries. This study was designed to investigate the occurrence of toxigenic fungi and their mycotoxins in marketed cereals and explore ... -
Occurrence, origin and potential ecological risk of dissolved polycyclic aromatic hydrocarbons and organochlorines in surface waters of the Gulf of Gabès (Tunisia, Southern Mediterranean Sea)
( Elsevier , 2022 , Article)We investigated the occurrence, origin, and potential ecological risk of dissolved polycyclic aromatic hydrocarbons (PAHs), polychlorinated biphenyl (PCBs) and organochlorine pesticides (OCPs) in 27 surface water samples ... -
Ocean Acidification and Carbonate System Geochemistry in the Arabian Gulf
( Qatar University Press , 2020 , Poster)Alkalinity (Alk) and (Dissolved Inorganic Carbon) DIC were measured on high resolution seawater samples, collected on November 2018 and May 2019 at seven stations in the Exclusive Economic Zone (EEZ) of Qatar. Calculated ... -
OCR based feature extraction and template matching algorithms for Qatari number plate
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)There are several algorithms and methods that could be applied to perform the character recognition stage of an automatic number plate recognition system; however, the constraints of having a high recognition rate and ... -
OCR-based hardware implementation for qatari number plate on the Zynq SoC
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)Automatic Number Plate Recognition (ANPR) systems have become widely used for safety, security, and commercial purposes. A typical ANPR system is based on three essential stages: Number Plate Localization (NPL), Character ... -
Octadecyltrichlorosilane-Modified Superhydrophobic-Superoleophilic Stainless Steel Mesh for Oil-Water Separation
( John Wiley and Sons Inc , 2021 , Article)Recently, oil-water separation has become an important topic due to its increasing commercial demand. Here, in this study, a simple technique to prepare superhydrophobic-superoleophilic mesh for oil-water separation is ... -
OCTUNE: Optimal Control Tuning Using Real-Time Data with Algorithm and Experimental Results
( MDPI , 2022 , Article)Autonomous robots require control tuning to optimize their performance, such as optimal trajectory tracking. Controllers, such as the Proportional–Integral–Derivative (PID) controller, which are commonly used in robots, ... -
The odds ratio is “portable” but not the relative risk: Time to do away with the log link in binomial regression
( Elsevier , 2021 , Article)Objectives: In a recent paper we suggest that the relative risk (RR) be replaced with the odds ratio (OR) as the effect measure of choice in clinical epidemiology. In response, Chu, and colleagues raise several points that ... -
(of Institutional Planning and Development (OIPD
( جامعة قطر , 2013 , Image) -
OFDM Full-Duplex DF Relaying under I/Q Imbalance and Loopback Self-Interference
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Article)We analyze the outage probability of dual-hop full-duplex (FD) decode-and-forward (DF) relaying for an orthogonal frequency-division multiplexing (OFDM) system in the presence of in-phase and quadrature-phase (I/Q) imbalance ... -
Off - Grid Power Supply Solution for Portable Cabins using Solar PV System for Qatar
( Qatar University Press , 2021 , Poster)In this project, a new system for power supply for remote areas has been proposed. In the proposed system, solar PV based system with battery storage for stand-along application has been discussed. In addition, the use of ...
