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Chemical Analysis and Investigation of Biological Effects of Salvia officinalis Essential Oils at Three Phenological Stages
( MDPI , 2022 , Article)Salvia officinalis is a medicinal plant used to treat some diseases, including microbial infections and diabetes. Different studies showed the biological and pharmacological properties of this species. The aim of this study ... -
Chemical characterization and anti-hemolytic anemia potentials of tin nanoparticles synthesized by a green approach for bioremediation applications
( John Wiley & Sons, Ltd , 2020 , Article)The therapeutic properties of tin nanoparticles have been proved in recent years. One of their probable effects is anti-anemia. In this study, tin nanoparticles were synthesized and characterized in aqueous medium using ... -
Chemical characterization and evaluation of antimicrobial and cutaneous wound healing potentials of gold nanoparticles using Allium saralicum R.M. Fritsch
( Wiley , 2020 , Article)© 2020 John Wiley & Sons, Ltd. The use of herbal medicines dates back a long way in history. Herbal medicines have been widely used all over the world since ancient times and have been recognized by physicians and patients ... -
Chemical Characterization and Source Identification of Beached Oil from Two Areas Along the North-Western Coast of Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Over the years there have been several reports of oil spills affecting particularly the northern coast of Qatar. In most cases, the source of oil spills is not identified. The spilled oils are very resistant to degradation ... -
Chemical characterization and therapeutic properties of Achillea biebersteinii leaf aqueous extract synthesized copper nanoparticles against methamphetamine-induced cell death in PC12: A study in the nanotechnology and neurology fields
( Wiley , 2020 , Article)© 2020 John Wiley & Sons, Ltd. Recently, scientist have used metallic nanoparticles for synthesizing many new drugs in the field of neurology. One of the metals used in the metallic nanoparticles is copper. The role of ... -
Chemical composition and evaluation of antioxidant and antimicrobial activities of Tunisian Thymelaea hirsuta with special reference to its mode of action
( Elsevier B.V. , 2013 , Article)In the present study, we evaluated in vitro antimicrobial and antioxidant properties of Thymelaea hirsuta extracts as well as its phytochemical composition. Total phenolic and flavonoid contents were highest in acetone and ... -
Chemical Composition, Antibacterial Activity using Micro-broth Dilution Method and Antioxidant Activity of Essential Oil and Water Extract from Aerial Part of Tunisian Thymus algeriensis Boiss. & Reut.
( Taylor & Francis , 2021 , Article)In this study, we investigated the chemical composition, antioxidant and antibacterial activities of essential oil and aqueous extract from Thymus algeriensis Boiss. & Reut growing in Tunisia. GC/MS analysis of essential ... -
Chemical composition, cytotoxicity effect and antimicrobial activity of Ceratonia siliqua essential oil with preservative effects against Listeria inoculated in minced beef meat
( Elsevier B.V. , 2011 , Article)The present study describes the phytochemical profile and the protective effects of Ceratonia siliqua pods essential oil (CsEO), a food and medicinal plant widely distributed in Tunisia. Twenty five different components ... -
Chemical engineering design: Plaint project process phreshman
( Qatar University , 1990 , Article) -
Chemical kinetics of carbon dioxide in the blends of different amino acid salts and methyldiethanolamine
( John Wiley and Sons Ltd , 2020 , Article)In the present study, the reaction kinetics of carbon dioxide (CO2) with two blends of N-methyldiethanolamine; potassium salts of taurine and potassium salts of glycine were investigated. The experiments were performed ... -
Chemical modification of graphene with grape seed extract: Its structural, optical and antimicrobial properties
( Elsevier Ltd , 2019 , Article)Herein, we modified for the first time thermally reduced graphene oxide (TRG) using grape seed extract (GSE), by simple probe sonication method. The effect of GSE on the structural changes of TRG has been carefully analyzed ... -
Chemical properties of garnet nanofluids
( Elsevier Ltd , 2020 , Conference Paper)A lubricant is a substance introduced to reduce friction between surfaces in mutual contact, which ultimately reduces the heat generated when the surfaces move. The lubricating property of lubricating oils is increased by ... -
Chemical stabilization of baiji sand dunes in iraq 1. Effect of some soil stabilizers on the infiltration rate of sand
( Qatar University , 1995 , Article)In this study, the effect of soil chemical stabilizers including polyvinyl alcohol 125,000 (PVA) (0.2% and 0.4%); ferquatac resin emulsion RB-50 (F.E.) (0.14, 0.18, 0.2 and 0.4 lm'2); bitumen emulsion Al-55 (B.E.) (0.3, ... -
Chemical survey of some plants Growing in Qatar
(1989 , Other)Fifty one plants growing in Qatar, belonging to thirty families, were surveyed for alkaloids, anthraquinones, coumarins, flavonoids, tannins and saponins. The medicinal uses of these plants arereported. -
Chemical Treatment and Characterization of Qatalum’s 1st Cut Spent Spot Lining (SPL)
(2015 , Master Thesis)Spent pot lining (SPL) waste is produced in thousands of tons annually from the aluminium production factories including Qatar Aluminum Company, Qatalum. SPL is classified into first and second cut; the first cut is mainly ... -
Chemically modified mRNA beyond COVID-19: Potential preventive and therapeutic applications for targeting chronic diseases
( Elsevier , 2022 , Article Review)Chemically modified mRNA represents a unique, efficient, and straightforward approach to produce a class of biopharmaceutical agents. It has been already approved as a vaccination-based method for targeting SARS-CoV-2 ... -
Chemically synthesized carbon nanorods with dual polarized emission
( American Chemical Society , 2019 , Article)We realized the synthesis of carbon nanorods—monodisperse colloidal particles with a length of 50 nm and a width of 20 nm—which can be considered an addition to the family of light-emitting carbon-based nanostructures. ... -
Chemicals & Materials for Emerging Technologies (CheMET) 2020 - Day 1
( Qatar University , 2020 , Video) -
Chemicals & Materials for Emerging Technologies (CheMET) 2020 - Day 2
( Qatar University , 2020 , Video) -
Chemicals & Materials for Emerging Technologies (CheMET) 2020 - Day 3
( Qatar University , 2020 , Video)