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السجلات المعروضة 21 -- 30 من 96
Atmospheric Black Carbon over Qatar: Seasonal Variability and Source Apportionment
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Qatar University Press
, 2021 , Poster)
The earth’s atmosphere contains minute particles suspended within it. These atmospheric particles influence the earth's radiation budget through their ability to absorb and scatter radiation. Black carbon (BC) is a type ...
Detecting Organic Nitrogen with 1H-15N HMBC Spectra
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Qatar University Press
, 2021 , Poster)
NMR spectroscopy has been the most important tool for organic chemistry research, providing detailed structure information. While 1H and 13C NMR spectra were frequently measured, 15N NMR spectra were relatively rare, even ...
Ecological and Health Risks Assessment of Potentially Toxic Metals and Metalloids Contaminants
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Qatar University Press
, 2021 , Poster)
Potentially toxic environmental contaminants, including metals and metalloids, are commonly found in emerging economies. At high concentrations, elements such as As, Cr, and Ni can be hazardous and may lead to various ...
Synthesis & Performance Evaluation of Hybrid Cathode Materials for Energy Storage
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Qatar University Press
, 2021 , Poster)
Research into the development of novel cathode materials for energy storage applications is progressing at a rapid rate to meet the ever-growing demands of modern society. Amongst various options, batteries are playing a ...
Social Attitudes, Behavior, and Consequences surrounding COVID-19 in Qatar: Findings from a Large-scale Online Survey
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Qatar University Press
, 2021 , Poster)
Amid the outbreak of the contagious novel Coronavirus (COVID-19), states were put in an unprecedented situation never encountered before. Qatari authorities applied certain preventive measures to contain the spread of the ...
The Separation of Emulsified Water/Oil Mixtures through Adsorption on Plasma-Treated Polyethylene Powder
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Qatar University Press
, 2021 , Poster)
This work addresses the preparation and characterization of efficient adsorbents for tertiary treatment (oil content below 100 ppm) of oil/water emulsions. Powdered low-density polyethylene (LDPE) was modified by radio-frequency ...
Investigating the impact of innovative treatments on driving behavior at school bus stops: A driving simulator study
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Qatar University Press
, 2021 , Poster)
The illegal overtaking/crossing of stopped school buses has been identified as one of the leading causes of students' injuries and fatalities. The likelihood of students in getting involved in a school bus-related crash ...
Artificial Intelligence in Predicting Heart Failure
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Qatar University Press
, 2021 , Poster)
Heart Failure is a major chronic disease that is increasing day by day and a great health burden in health care systems world wide. Artificial intelligence (AI) techniques such as machine learning (ML), deep learning (DL), ...
Lithologic Characterization and Micropore Structures of Gas Shale Strata: An example from the Midra Shale of Western Qatar
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Qatar University Press
, 2021 , Poster)
Gas shale is the future hydrocarbon reservoir of Qatar. The Qatari geologic section has had important successions of gas shale at different geologic times including the Eocene Midra shale, the Cretaceous Ratawi and Nahr ...
Liquid exfoliated MoS2 sheet coupled with conductive polyaniline for gas sensor
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Qatar University Press
, 2021 , Poster)
Polyaniline (PANI)/MoS2 composites with porous microspheres were prepared by a hydrothermal and in situ polymerization method. The structural, optical, and morphological properties were characterized by X-ray powder ...