Chemistry & Earth Sciences: المرسلات الحديثة
السجلات المعروضة 281 -- 300 من 587
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Development of greener d-metal inorganic crosslinkers for polymeric gels used in water control in oil and gas applications
( MDPI AG , 2020 , Article)Crosslinkable polymers, such as polyacrylamide (PAM), are widely applied for water control in oil and gas reservoirs. Organic and inorganic crosslinkers are used to formulate a gel with PAM. Although chromium has a high ... -
Molecular Design of Novel Chemicals for Iron Sulfide Scale Removal
( Hindawi Limited , 2021 , Article)Scale deposition is a pertinent challenge in the oil and gas industry. Scales formed from iron sulfide are one of the troublous scales, particularly pyrite. Moreover, the use of biodegradable environmentally friendly ... -
Electrochemical removal of pyrite scale using green formulations
( Nature Research , 2021 , Article)Pyrite scale formation is a critical problem in the hydrocarbon production industry; it affects the flow of hydrocarbon within the reservoir and the surface facilities. Treatments with inorganic acids, such as HCl, results ... -
Impact of Ge content on the electrochemical performance of Germanium Oxide/Germanium/ reduced graphene (GeO2/Ge/r-GO) hybrid composite anodes for lithium-ion batteries
( Elsevier , 2022 , Article)Hybrid composites between Germanium (Ge) and carbonaceous materials have been extensively studied due to the carbonaceous’ component’s ability to mitigate the intrinsic problems pertaining to Ge-based anodes. The mitigation ... -
Application of Pulsed Streaming Potentials in Plastic Microfluidic Channels for Quantitative Point-of-Care Determination of Cardiac Markers
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference)Acute myocardial infarction (AMI) is a well-recognized angiocardiopathy that can be spotted by a rise and fall of "chemical biomarkers" in a clinical context. Biomarkers are then, valuable indicators, together with ischemic ... -
Promising And Anomalous Structural And Electrochemical Properties Of Polyanionic Phosphates In Sodium Ion Batteries
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference)This work presents a recent progress on the polyanionic phosphate family that functions as cathode materials in sodium ion batteries (SIBs). Firstly, this study will cover vanadium-containing frameworks that show very ... -
Optimization Of The Electronic And Optical Properties Of Tio2 For Clean Fuel Production
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference)Among different crystal structures and morphologies of TiO2, vertically oriented anatase nanotube arrays show the highest activity for solar energy conversion. However, the long-standing bottleneck is the fact that TiO2 ... -
Synthesis And Characterization Of Perfluoroalkylated Perylene Diimide Based N-type Polymers For Optoelectronic Applications
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference)Organic semiconductors gain wide interest in academics and industry over past two decades due to their vital applications in flexible optoelectronic devices such as organic field effect transistors (OFETs) and organic ... -
Development of Novel Reagents for Visualizing Latent Fingerprints
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference)Chemical composition of fingerprints includes the presence of salts, ions, fatty acids, lipids, amino acids, nucleobases, nucleotides, and nucleic acids. Many methods used to detect latent fingerprints on porous surfaces ... -
The catalytic thermo-oxidative decomposition of glimepiride using the isoconversional method
( Springer , 2022 , Article)Applying the isoconversional method to data obtained from thermogravimetric analysis (TGA) can provide vital kinetic information. In this work, the thermal decomposition and oxidation of the antidiabetic drug glimepiride ... -
Photodynamic therapy for hair removal
( Hamad bin Khalifa University Press (HBKU Press) , 2013 , Article)Background: Unwanted hair is one of the most common medical problems affecting women of reproductive age inducing a lot of psychological stress and threatening their femininity and self-esteem. Old methods of removing ... -
Synthesis, Characterization, Crystal Structures, and in vitro Antitumor Activity of Palladium and Platinum (Ii) Complexes with 2-Acetyl-4-Methylthiazole Thiosemicarbazone and 2-Acetylpyrazine Thiosemicarbazone
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference)The novel Schiff bases I HAMTTSC (2-Acetyl-4-methylthiazole thiosemicarbazone), II HAPTSC(2-Acetylpyrazine thiosemicarbazone) and their complexes with Pt(II) and Pd(II): 1 [Pt(AMTTSC)Cl], 2 [Pt(AMTTSC)2], 3 [Pd(AMTTSC)Cl], ... -
Effects of Combined Calcium Hypochlorite and Chlorine Dioxide on Drinking Water Quality in Qatar and Disinfection by Products Formation
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference)Chlorite, chlorate, bromate and trihalomethane's (THMs) are included in WHO guidelines for drinking water quality. This study examined dosing different chlorine concentrations as calcium hypochlorite (Ca(ClO)2) to water ... -
Properties of nanoclay PVA composites materials
( Hamad bin Khalifa University Press (HBKU Press) , 2013 , Article)Polyvinyl alcohol (PVA)/Na-rich Montmorillonite (MMT) nanocomposites were prepared using solution method to create polymer-clay nanocomposite (PCN) material. The PCN material was studied using X-ray diffraction (XRD), ... -
Plasmonic Modulator Based on Fano Resonance
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference)The field of plasmonics is continuously attracting research in the area of integrated photonics development, to highly integrate photonic components, devices and detectors in a single photonic chip, just as electronic chips ... -
Density functional theory study on the catalytic dehydrogenation of methane on MoO3 (010) surface
( Elsevier , 2022 , Article)Methane conversion offers hydrocarbon building blocks of high market value, which are easier to transport than natural gas. Under non-oxidative conditions, the process can also produce clean hydrogen fuel. In this study, ... -
Modern Development in Copper- and Nickel-Catalyzed Cross-Coupling Reactions: Formation of Carbon-Carbon and Carbon-Heteroatom bonds under Microwave Irradiation Conditions
( John Wiley & Sons, Ltd , 2022 , Article Review)The use of transition metals in cross-coupling reactions has been verified as a powerful tool in synthetic organic chemistry to access valuable pharmaceutical intermediates and functional organic molecules. Copper compounds ... -
Surfactant induced microwave disintegration for enhanced biohydrogen production from macroalgae biomass: Thermodynamics and energetics
( Elsevier , 2022 , Article)This research work aimed about the enhanced bio-hydrogen production from marine macro algal biomass (Ulva reticulate) through surfactant induced microwave disintegration (SIMD). Microwave disintegration (MD) was performed ... -
Extraction and Analysis of Carbamate and Pyrethroid Pesticides in Tomatoes and Rice by Gas Chromatography Mass Spectrometry
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference)This work aimed to explore common methods for the extraction of pesticide and to perform qualitative and quantitative analysis by gas chromatography coupled with electron impact mass spectrometry (GC-EI-MS). Extraction was ... -
MLIP causes recessive myopathy with rhabdomyolysis, myalgia and baseline elevated serum creatine kinase
( Oxford University Press , 2021 , Article)Striated muscle needs to maintain cellular homeostasis in adaptation to increases in physiological and metabolic demands. Failure to do so can result in rhabdomyolysis. The identification of novel genetic conditions ...
