Browsing College of Arts & Sciences by Title
Now showing items 331-350 of 3321
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Beach tar contamination on the Qatari coastline of the Gulf
( Elsevier , 1999 , Article)Beach tar concentrations were measured along the Qatari coastlines. Tar concentrations, collected from 11 locations, varied in space and time with values ranging between 2 and 1132 g m−1 (average 290 g m−1) of beach front. ... -
Benthic marine algae of the arabian gulf: A critical review and analysis of distribution and diversity patterns
( Schweizerbart Science Publishers , 2014 , Article)The Arabian Gulf is an extremely inhospitable and physiologically-stressful environment for marine organisms since they are exposed to the widest range and the highest sea temperatures in the world, as well as high salinities. ... -
“Beyond the Source of Bioenergy”: Microalgae in Modern Agriculture as a Biostimulant, Biofertilizer, and Anti-Abiotic Stress
( Multidisciplinary Digital Publishing Institute (MDPI) , 2021 , Article)Microalgae are photoautotrophic organisms with high commercial potential. Extracts from microalgae are extensively used in crop cultivation, mainly because they possess growth-promoting properties, coupled with their ... -
BIAN N-heterocyclic gold carbene complexes induced cytotoxicity in human cancer cells via upregulating oxidative stress
( Asian Pacific Organization for Cancer Prevention , 2015 , Article)Background: Nanoparticles of gold and silver are offering revolutionary changes in the field of cancer therapy. N-heterocyclic carbene (NHC) metal complexes possess diverse biological activities and are being investigated ... -
Bifurcation of some new traveling wave solutions for the time-space M- fractional MEW equation via three altered methods
( Elsevier , 2022 , Article)In this work,(1/G′ ), modified ( G′ /G2) and new extended direct algebraic methods are proposed to construct the novel exact traveling wave solutions in the form of trigonometric, hyperbolic and exponential functions ... -
Bimetallic palladium-supported halloysite nanotubes for low temperature CO oxidation: Experimental and DFT insights
( Elsevier B.V. , 2019 , Article)The design and fabrication of novel metal-supported catalysts for energy conversion and heterogeneous catalysis is a pivotal theme. Herein, we present the synthesis of bimetallic palladium nanoalloys supported on halloysite ... -
Binary Si–Ge Alloys as High-Capacity Anodes for Li-Ion Batteries
( Wiley , 2020 , Article)Herein, Si–Ge binary alloy films are prepared by deposition on rough copper (Cu) foil and multiwalled carbon nanotube (MWCNT) sheets using radio frequency (RF) magnetron sputtering. The as-prepared SiGe@Cu and SiGe@MWCNT ... -
Bio self-healing concrete using MICP by an indigenous Bacillus cereus strain isolated from Qatari soil
( Elsevier , 2022 , Article)In this study, the self-healing process in concrete through microbial-induced calcium carbonate precipitation (MICP) performed by an adapted indigenous strain of Bacillus cereus isolated from soils in Qatar was investigated. ... -
Bio-Based Self-Healing Concrete for Sustainable and Durable Concrete Infrastructure
( Qatar University Press , 2023 , Conference Paper)In this study, bio-self-healing concrete was manufactured using a natural phenomenon called microbial-induced calcium carbonate precipitation (MICP). The bacillus cereus bacteria isolated from Qatari soil was used for this ... -
Bio-informatic analysis of a vacuolar Na+/H+ antiporter (AlaNHX) from the salt resistant grass Aeluropus lagopoides
( Pakistan Botanical Society , 2016 , Article)Sodium-hydrogen antiporter (NHX) protein regulates the trans-membrane transport of Na+ in higher plants. Vacuolar- NHX is a type of NHX protein located on tonoplast and minimizes the accumulation of Na+ in cytoplasm by ... -
Bio-Waste Aloe vera Leaves as an efficient adsorbent for Titan Yellow from Wastewater: Structuring of a novel adsorbent using Plackett-Burman factorial design
( MDPI AG , 2019 , Article)Titan yellow (TY), a triazene azo dye, was removed from contaminated wastewater samples using a green adsorbent recycled from Aloe vera leaves (AV) waste. Two adsorbents were developed-air-dried Aloe vera (ADAV) and thermally ... -
Bio-Waste Aloe vera Leaves as an efficient adsorbent for Titan Yellow from Wastewater: Structuring of a novel adsorbent using Plackett-Burman factorial design
( Multidisciplinary Digital Publishing Institute (MDPI) , 2019 , Article)Titan yellow (TY), a triazene azo dye, was removed from contaminated wastewater samples using a green adsorbent recycled from Aloe vera leaves (AV) waste. Two adsorbents were developed-air-dried Aloe vera (ADAV) and thermally ... -
Bioactive Antimicrobial Peptides: A New Weapon to Counteract Zoonosis.
( MDPI , 2022 , Article Review)Zoonoses have recently become the center of attention of the general population and scientific community. Notably, more than 30 new human pathogens have been identified in the last 30 years, 75% of which can be classified ... -
Biochar for agronomy, animal farming, anaerobic digestion, composting, water treatment, soil remediation, construction, energy storage, and carbon sequestration: a review
( Springer , 2022 , Article Review)In the context of climate change and the circular economy, biochar has recently found many applications in various sectors as a versatile and recycled material. Here, we review application of biochar-based for carbon sink, ... -
Biochar of spent coffee grounds as per se and impregnated with tio2: Promising waste-derived adsorbents for balofloxacin
( Multidisciplinary Digital Publishing Institute (MDPI) , 2021 , Article)Biochars (BC) of spent coffee grounds, both pristine (SCBC) and impregnated with titanium oxide (TiO2 @SCBC) were exploited as environmentally friendly and economical sorbents for the fluroquinolone antibiotic balofloxacin ... -
Biochemical And Environmental Studies On Hepatoma Patients In Egypt
( Qatar University , 1994 , Article)The present study was carried out on 102 hepatoma patients collected mainly from the National Cancer Institute, Cairo University, during the period 1988-1991 . Environmental and personal data were collected for each patient. ... -
Biocontrol Activity of Bacillus megaterium BM344-1 against Toxigenic Fungi
( American Chemical Society , 2021 , Article)Mycotoxins are secondary metabolites of some fungal species and represent important contaminants of food and feed. This study aimed to explore the biological control activity of Bacillus megaterium BM344-1 volatile organic ... -
Biocontrol activity of four non- and low-fermenting yeast strains against Aspergillus carbonarius and their ability to remove ochratoxin A from grape juice
( Elsevier , 2014 , Article)Aspergillus spp. infection of grape may lead to ochratoxin A (OTA) contamination in processed beverages such as wine and grape juice. The aim of the current study was to evaluate the biocontrol potential of two non-fermenting ... -
Biocrude oil and high-value metabolite production potential of the Nitzschia sp.
( Springer Science and Business Media Deutschland GmbH , 2021 , Article)Diatom biomass could be an alternative feedstock for producing bio-oil through hydrothermal liquefaction (HTL) technique. Additionally, diatom biomass could have high-value metabolites, such as pigments and polyunsaturated ... -
Biocrude oil production from a self-settling marine cyanobacterium, Chroococcidiopsis sp., using a biorefinery approach
( Elsevier , 2023 , Article)Although the whole microalgal biomass is typically used as a feedstock for hydrothermal liquefaction (HTL), the conversion of a primary metabolite (i.e., carbohydrate) to biocrude is very low. In this study, a self-settling ...