Faculty Contributions: Recent submissions
Now showing items 261-280 of 17983
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Phylogenetic analyses of peanut resistance gene candidates and screening of different genotypes for polymorphic markers
( Elsevier , 2009 , Article)The nucleotide-binding-site-leucine-rich-repeat (NBS–LRR)-encoding gene family has attracted much research interest because approximately 75% of the plant disease resistance genes that have been cloned to date are from ... -
Date palm status and perspective in qatar
( Springer Netherlands , 2015 , Article)Qatar ranks as the 16 largest date-producing country in the world. There are 581,336 date palm trees growing in an area of 2,469 ha with date production of 21,491 mt as of 2010. It is the major fruit tree grown in the ... -
Membrane solubilization in erythrocytes as a measure of radiation exposure to fast neutrons
( IOP Publishing , 1999 , Article)Membrane solubilization and osmotic fragility of rat erythrocytes irradiated in vivo with fast neutron fluences ranging from 106 to 5 x 107 n cm-2 using a 252Cf source were measured instantaneously using a light scattering ... -
Effect of gamma irradiation on the microstructure and morphology of polyethylene oxide and polyvinyl alcohol blends
( Trans Tech Publications , 2010 , Conference Paper)Thin films of a blend of 90, 75, 50 (wt/wt%) percentage of polyethylene oxide and polyvinyl alcohol were synthesized and irradiated with 5, 25, 50, 100 and 200 kGy. The presence of PVA leads to diffusion controlled mechanism ... -
Microstructural investigation of gamma-irradiated ultra high molecular weight polyethylene in nitrogen atmosphere
( Trans Tech Publications , 2010 , Conference Paper)In this paper the results of structural changes in ultra high molecular polyethylene (UHMWPE) upon gamma irradiation and storage in nitrogen environment are reported. Based on differential scanning calorimetry (DSC), wide ... -
Pottery from Halat Aobeer and Hazem Al-Jasrah, Qatar
( Elsevier , 2013 , Article)In this paper the results of investigations on six archaeological ceramic sherds of the most common Islamic earthenware from the site of Halat Aobeer and Hazam Al-Jasrah are presented. The data was obtained by using a ... -
A Meta-Analysis to Gauge the Effectiveness of STEM Informal Project-Based Learning: Investigating the Potential Moderator Variables
( Springer Science and Business Media B.V. , 2023 , Article Review)In recent decades, informal project-based learning (PjBL) for science, technology, engineering, and mathematics (STEM) education has gained immense significance. Though some meta-analytical studies have reported the ... -
Keratin for potential biomedical applications
( Elsevier , 2022 , Book chapter)Keratin is a cysteine-rich fibrous protein. As a structural protein, keratin represents the major constituent in the appendageal structures conferring their structural features. Being copiously available in nature as a ... -
Determination of midodrine hydrochloride via Hantzsch condensation reaction: A factorial design based spectrophotometric approach
( Royal Society of Chemistry , 2015 , Article)A set of experimental designs was executed to attain the optimal reaction parameters of chemical derivatization of midodrine hydrochloride (MD·HCl) in oral formulas via a Hantzsch condensation reaction. The process variables, ... -
n-InAs based photo-thermo-electrochemical cells for conversion of solar to electrical energy
( Elsevier , 2016 , Article)This paper presents the photo-thermo-electrochemical (PEC) response of various combinations of the n-type indium arsenide (n-InAs) photo-electrode with different counter electrodes, i.e., Ag, Al, Cu, Pb, Zn and ITO. The ... -
Influence of polyolefin modified by Y2O3 as protective coatings against carbon steel corrosion into 3.5% NaCl media
( Springer , 2023 , Article)In this research work, we have studied the impact of Yttrium nanoparticles loaded with corrosion inhibitors dodecylamine (DOC) incorporated in polyolefin for the corrosion protection of steel. The surface analysis of pure ... -
Cost estimation of synthesis and utilization of nano-adsorbents on the laboratory and industrial scales: A detailed review
( Elsevier , 2023 , Article Review)The recent regulations pertaining to the circular economy have unlocked new prospects for researchers. In contrast to the unsustainable models associated with the linear economy, integration of concepts of circular economy ... -
A STEM model for engaging students in environmental sustainability programs through a problem-solving approach
( Routledge , 2023 , Article)This study exemplifies a STEM model for engaging students in environmental sustainability programs through a problem-solving approach. The study employed a mixed-method approach incorporating 346 elementary students. The ... -
Investigating the individual interests of undergraduate students in STEM disciplines
( Frontiers Media SA , 2024 , Article)Despite massive investments in the education sector to empower youth in Qatar, a vital concern remains to retain students in science, technology, engineering, and mathematics (STEM) disciplines at the undergraduate level. ... -
Mechanical and corrosion characteristics of TiC reinforced Ni-P based nanocomposite coatings
( Elsevier , 2023 , Article)The requirement for effective corrosion protection and better mechanical properties in various industries employing metal components has led to the growth of nickel (Ni)-based metallic coatings. The electroless-synthesized ... -
Spectroscopy characterizations of nanoscale polymer-based coatings
( Elsevier , 2023 , Book chapter)Nanoscale polymer-based coatings have become center of importance in present day's materials research. Because of their unique properties, such as less weight, ductility, and ease of manufacture, polymer-based films are ... -
Capacitive type humidity sensor based on PANI decorated Cu-ZnS porous microspheres
( Elsevier , 2020 , Article)Porous microstructure materials are considered good candidates for the development of highly sensitive and fast humidity sensors. In this regard, we prepared polyaniline (PANI) decorated Cu-ZnS porous microsphere structures ... -
Identification of potential natural inhibitors of the receptor-binding domain of the SARS-CoV-2 spike protein using a computational docking approach
( HBKU Press , 2021 , Article)Background: The novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is the only zoonotic-origin CoV to reach the pandemic stage, to which neither an effective vaccine nor a specific therapy is available. The ... -
Characterizing the effective reproduction number during the COVID-19 pandemic: Insights from Qatar's experience
( Edinburgh University Global Health Society , 2022 , Article)Background The effective reproduction number, Rt, is a tool to track and understand pandemic dynamics. This investigation of Rt estimations was conducted to guide the national COVID-19 response in Qatar, from the onset of ... -
Smoking induced salivary microbiome dysbiosis and is correlated with lipid biomarkers
( Springer Nature , 2024 , Article)Background: The oral microbiome plays an essential role in maintaining oral homeostasis and health; smoking significantly affects it, leading to microbial dysbiosis. The study aims to investigate changes in the oral ...