Browsing Chemistry & Earth Sciences by Title
Now showing items 508-527 of 557
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TDDFT Investigation of the hybrid organic inorganic perovskite: CH 3 NH 3 PbC 3
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference Paper)Hybrid organic-inorganic metal perovskites (chemical formula: ABX3, A-organic cation, B-metal ion, X-halide) are the latest advancement for increasing efficiency in thin-film solar cells or Dye Solar Cells (DSC). They have ... -
Techno-economic assessment of waste mandarin biochar as a green adsorbent for binary dye wastewater effluents of methylene blue and basic fuchsin: Lab- and large-scale investigations
( Elsevier , 2024 , Article)Treating polluted wastewater effluents on a large-scale requires the development of high performance and cost-effective adsorbents. The recycling of waste mandarin peels, an environmentally friendly, and copiously available ... -
Temperature sensor based on composite film of vanadium complex (VO2(3-fl)) and CNT
( J. Semicond. , 2015 , Article)A vanadium complex (VO2(3-fl)) and CNT composite film based temperature sensor is reported in this study. Surface-type silver electrodes were deposited on the glass substrates. A thin film of VO2(3-fl) and CNT composite ... -
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The Catalytic Thermo-oxidative Decomposition of Glimepiride
( Qatar University Press , 2021 , Poster)In this study, the thermal decomposition of glimepiride, a common antidiabetic drug, was analyzed in the presence of N2 and O2 and various metal oxide catalysts. The analysis was conducted using TGA. The results showed ... -
The Effect of the Moroccan Salvadora Persica Extract on the Corrosion Behavior of the Ni-Cr Non-precious Dental Alloy in Artificial Saliva
( Springer Science and Business Media Deutschland GmbH , 2021 , Article)To evaluate, for the first time, the effect of the Moroccan Miswak (Salvadora persica) extract on the corrosion behavior of Ni-Cr dental alloy in artificial saliva, the electrochemical techniques, such as Inductively Coupled ... -
The electronic origin of the ground state spectral features and excited state deactivation in cycloalkanones: the role of intermolecular H-bonding in neat and binary mixtures of solvents
( NLM (Medline) , 2019 , Article)In this study, a D-A cycloalkanone (K1) has been investigated by steady state absorption and fluorescence in neat solvents and in three binary mixtures of nonpolar aprotic/polar protic, polar aprotic/polar protic, and polar ... -
The inhibitive impact of both kinds of 5-isothiocyanatomethyl-8-hydroxyquinoline derivatives on the corrosion of carbon steel in acidic electrolyte
( Elsevier B.V. , 2019 , Article)Two new 8-hydroxyquinoline derivatives namely 1-((8-hydroxyquinolin-5-yl)methyl)-3-methylthiourea (HQMT) and 5-isothiocyanatomethyl-8-hydroxyquinoline (TCHQ) were synthesized and identified by various spectroscopic methods ... -
The role of type II FB (I):Tl+ defect in laser light generation and color image formation at the low coordination surface sites of AgBr: Ab initio calculations
( Elsevier , 2006 , Article)The role of type II FB (I):Tl+ color center at low coordination surface sites of AgBr thin films in providing tunable laser activity and photographic sensitization is examined. The double-well potential at this site is ... -
The solvatochromic, spectral, and geometrical properties of nifenazone: A DFT/TD-DFT and experimental study
( Royal Society of Chemistry , 2014 , Article)The solvatochromic, spectral, and geometrical properties of nifenazone (NIF), a pyrazole-nicotinamide drug, were experimentally and computationally investigated in several neat solvents and in hydro-organic binary systems ... -
The use of optical spectroscopy as abiomarker probe for fungi identification
( Research India Publications , 2013 , Article)Spectroscopic techniques includinginfrared,Raman (FT-Raman) and ultraviolet spectroscopy (UV-Vis)spectroscopy were used to identify and differentiate three fungi within the same Aspergillus genus (A. fumigatus, A. terreusand ... -
Theoretical study of laser light generation and color image formation: FA1:Cs+ and FA2:Li+ centers at the low coordination (100) and (110) surfaces of AgCl and AgBr
( Wiley Periodicals, Inc. , 2005 , Article)The FA1:Cs+ and FA2:Li+ color centers at the low coordination (100) and (110) surfaces of AgCl and AgBr play important roles in laser light generation and color image formation. Double-well potentials at these surfaces are ... -
Thermally assisted efficient electrochemical lithium extraction from simulated seawater
( Elsevier , 2022 , Article)Extracting lithium electrochemically from seawater has the potential to resolve any future lithium shortage. However, electrochemical extraction only functions efficiently in high lithium concentration solutions. Herein, ... -
Thermochemistry and Kinetics of the Thermal Degradation of 2-Methoxyethanol as Possible Biofuel Additives
( Nature Publishing Group , 2019 , Article)Oxygenated organic compounds derived from biomass (biofuel) are a promising alternative renewable energy resource. Alcohols are widely used as biofuels, but studies on bifunctional alcohols are still limited. This work ... -
Thermogravimetric kinetics study of scrap tires pyrolysis using silica embedded with NiO and/or MgO nanocataly
( American Society of Mechanical Engineers (ASME) , 2021 , Article)In this study, a set of three new silica-based embedded with NiO and/or MgO nanocatalysts (SBNs) have been prepared and tested for the pyrolysis of scrap tires (STs). The intent is to identify and optimize the best ... -
Thiamine-reineckate liquid membrane electrode for the selective determination of thiamine (vitamin B1) in pharmaceutical preparations
( The Royal Society of Chemistry , 1989 , Article)The construction and electrochemical response characteristics of a liquid membrane electrode for thiamine (vitamin B1) based on the formation of an ion pair between the thiamine cation and the reineckate anion in nitrobenzene ... -
Three-component one-pot reaction for molecular engineering of novel cost-effective highly rigid quinoxaline-based photosensitizers for highly efficient DSSCs application: Remarkable photovoltage
( Elsevier Ltd , 2019 , Article)A simple three-component one-pot approach was developed to generate three novel highly rigid quinoxaline-based dyes, which were further investigated as sensitizers of dye-sensitized solar cells (DSSCs). The effect of ... -
TiO2 encrusted MXene as a High-Performance anode material for Li-ion batteries
( Elsevier B.V. , 2022 , Article)TiO2 has the potential to be a viable anode material for high-power lithium-ion batteries (LIBs). However, the lower electronic conductivity of TiO2 limits its practical applications. Here, the synthesis of novel TiO2 ... -
TiO2 nanotubes with ultrathin walls for enhanced water splitting
( Royal Society of Chemistry , 2015 , Article)We demonstrate, for the first time, the synthesis of titania nanotubes with ultrathin (3–5 nm) wall thickness. As revealed by the incident photon-to-current collection efficiency (IPCE) and electrochemical impedance ... -
TiO2-functionalized biochar from pistachio nutshells: adsorptive removal and photocatalytic decolorization of methyl orange
(2023 , Article)Pistachio nutshells-derived biochar (PNS-BC) was utilized as a cost-effective adsorbent for competently removing a model dye, methyl orange (MO) from wastewater. Three concentrations of TiO2; 1%, 2%, and 3% were used to ...