-
241
Seasonal variations of trace metal chemical forms in bed sediments of a karstic river in Lebanon
منشور في 2015"…Sediment was derived from catchment soils and limestone. Total sediment Fe increased in winter at all sites following deposition of eroded soil from upstream. …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
article -
242
The E-learning evolution education & business. (c2004)
منشور في 2004"…In the 21st century the world is rapidly changing into the Information Technology; global communication through new technology like computers has been increasing drastically. The Internet, in partirular, has emerged as a prominent new technology that has pervaded all aspects of educational, business, economic and social sectors of the present world. …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
masterThesis -
243
Proteomic analyses of the cell walls of candida albicans PGA1 and PIR32 null mutants. (c2017)
منشور في 2017"…Major virulence proteins like Hsp70 and Mp65 were not detected in the pga1 null strain. …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
masterThesis -
244
Road safety and traffic medicine in Iran: Achievements and challenges
منشور في 2015"…The reduction in number of deaths happened despite a four-fold increase in number of motor vehicles. Some of the interventions that might be contributing to this achievement include the following: a) the new traffic law passed in 2010 that replaced the previous one dating back to 1968. …"
-
245
UniBFS: A novel uniform-solution-driven binary feature selection algorithm for high-dimensional data
منشور في 2024"…Despite its importance, the constantly increasing search space of high-dimensional datasets poses significant challenges to FS methods, including issues like the "curse of dimensionality," susceptibility to local optima, and high computational and memory costs. …"
-
246
Super Neurons
منشور في 2023"…., the generative neurons that yield an elegant level of diversity; however, like its predecessor, conventional Convolutional Neural Networks (CNNs), they still have a common drawback: localized (fixed) kernel operations. …"
-
247
Effect of anions on the structural, morphological and dielectric properties of hydrothermally synthesized hydroxyapatite nanoparticles
منشور في 2019"…The εʹ and dielectric loss (εʹʹ) values for the HA nanoparticles decrease with increase in the applied frequency as well. The alternating current conductivity values confirm that the as-synthesized HA samples exhibit insulating behavior. …"
-
248
Sustainability Assessment Indicators in Higher Education: Stakeholders' Perception and Challenges
منشور في 2024احصل على النص الكامل
doctoralThesis -
249
Characterization of the dynamic flow response in microfluidic devices
منشور في 2024احصل على النص الكامل
doctoralThesis -
250
-
251
Excess pCO2 and carbonate system geochemistry in surface seawater of the exclusive economic zone of Qatar (Arabian Gulf)
منشور في 2022"…CO2 is lost from the Gulf due to gas exchange, decreasing DIC, and reducing pCO2 to 464 μatm, similar to that observed. …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
article -
252
Portfolio Selection Problem Using CVaR Risk Measures Equipped with DEA, PSO, and ICA Algorithms
منشور في 2022"…It was found that when solving the Mean-CVaR model with evolutionary algorithms, the risk decreased. …"
-
253
Land surface temperature responses to land use dynamics in urban areas of Doha, Qatar
منشور في 2024"…The LST data derived from remote sensing sources demonstrates an upward trend for summer and a contrasting trend for winter. Specifically, the mean summer LST increases by 7.64 °C (0.34 °C annually), and the mean winter LST decreases by 4.87 °C (0.22 °C annually). …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
article -
254
Friction Reduction in Elastohydrodynamic Contacts by Thin Layer Thermal Insulation
منشور في 2014"…The results of the investigation show that the addition of thin insulating layers could lead to substantial performance increases in many applications. On a component level, the contact friction coefficient in some common machine components like gears, rolling element bearings, and cam followers can potentially be reduced by more than 40 %. …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
article -
255
Surgical Strategies for Synchronous Colorectal Liver Metastases in 156 Consecutive Patients
منشور في 2015"…Median numbers of CLMs per patient were 1 in the combined, 3 in the classic, and 4 in the reverse strategy group (p = 0.01 classic vs reverse; p < 0.001 reverse vs combined). …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
article -
256
-
257
Supplementation of retrobulbar block with clonidine in vitreoretinal surgery
منشور في 2011"…The median number of postoperative analgesic requests per patient during the first 24 hours was higher in the control group than the clonidine group [2 (0-3) vs. 1 (0-3); P < 0.001]. …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
article -
258
Mental health, burnout and resilience in community pharmacists during the COVID-19 pandemic: A cross-sectional study
منشور في 2022"…Participants had shown moderate resilience (mean score: 27.64 (SD = 8.31)) and their mean score fear of COVID19 was 15.67 (SD = 6.54). …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
article -
259
Impact of staying at home measures during COVID-19 pandemic on the lifestyle of Qatar’s population: Perceived changes in diet, physical activity, and body weight
منشور في 2021"…Participants reported increased sitting/reclining time (1.94 h/day mean increase), screen times (2.05 h/day mean increase) with p < 0.001, and decreased exercise time (0.11 h/day mean reduction) with p < 0.001. …"
-
260
Which factor explains the life‐history of <i>Xanthium strumarium</i> L., an aggressive alien invasive plant species, along its altitudinal gradient?
منشور في 2022"…Among climatic variables, mean yearly temperature, mean annual yearly humidity, and mean day length in hours, while in soil variables, organic matter and nitrogen percentage significantly affect the phenological and morphological stages. …"