Browsing Chemical Engineering by Title
Now showing items 772-791 of 1133
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Photocatalytic Degradation of Pentachlorophenol Using ZnO Nanoparticles: Study of Intermediates and Toxicity
( Springer International Publishing , 2017 , Article)The photocatalytic degradation of pentachlorophenol (PCP) was carried out using ZnO nanoparticles (NPs) in the presence of sunlight. The effect of different ZnO NPs sizes was synthesized by sol–gel method as well as loading ... -
Photocatalytic disinfection of Escherichia coli using TiO2 P25 and Cu-doped TiO2
( Korean Society of Industrial Engineering Chemistry , 2015 , Article)coli inactivation.coli inactivation in the range of 4-9.coli inactivation by a factor less than 3. Both sol gel and wet impregnation method are used to create undoped and Cu doped TiO2 in an effort to enhance the photocatalytic ... -
Photocatalytic reduction of CO2 and protons using water as an electron donor over potassium tantalate nanoflakes
( Royal Society of Chemistry , 2014 , Article)CO2 photoreduction over KTaO3 photocatalysts in water has been investigated. Both reduction (mainly carbon monoxide and hydrogen) and oxidation products (oxygen) were simultaneously detected in the absence of cocatalysts, ... -
Photocatalytic removal of phenol from refinery wastewater: Catalytic activity of Cu-doped titanium dioxide
( Elsevier Ltd , 2015 , Article)A series of Cu-doped TiO2 catalysts were prepared by a sol-gel method and the effect of various synthesis parameters, including solvent type; solvent/catalyst amount; amount of water; catalyst type/amount; and acid type, ... -
Photodegradation of methylene blue dye by the UV/H2O2 and UV/acetone oxidation processes
( Elsevier B.V. , 2005 , Article)The photodegradation of methylene blue (MB) dye in aqueous solutions was investigated using a laboratory-scale UV lamp in the presence of hydrogen peroxide (H2O2). Different initial concentrations of dyes (10, 20, 30, 40 ... -
Photovoltaic Solar Cells and Panels Waste in Jordan: Figures, Facts, and Concerns
( MDPI , 2022 , Article)Even though the Kingdom of Jordan is moving in the right direction and adopting clean energy sources such as PV plants, the waste problem will eventually emerge within a few decades and will be an overwhelming issue if not ... -
Physicochemical Insights on Alkylcarbonate-Alkanol Solutions
( American Chemical Society , 2016 , Article)Macroscopic properties and structuring at the molecular level of dialkylcarbonate + 1-alkanol mixed fluids have been studied as a function of alkyl chain lengths in 1-alkanol and dialkylcarbonate, mixture composition, and ... -
Physicochemical properties and combustion kinetics of food waste derived hydrochars
( Elsevier , 2022 , Article)In this work, simulated food waste (15% white bread, 15% palm dates (without seeds), 5% boiled egg (without shells), 20% spent tea leaves, 20% spent coffee ground, and 25% banana peel in parts weight) was subjected to ... -
Physicochemical, structural and combustion analyses to estimate the solid fuel efficacy of hydrochar developed by co-hydrothermal carbonization of food and municipal wastes
( Springer Nature , 2022 , Article)The application of a char derived from fruit peel waste and other municipal wastes as solid fuel depends on its physico-chemical properties. In this work, fruit peel waste (FW) along their mixture with facial tissue waste ... -
Pilot-scale co-processing of lignocellulosic biomass, algae, shellfish waste via thermochemical approach: Recent progress and future directions
( Elsevier , 2022 , Article Review)Thermal co-processing of lignocellulosic and aquatic biomass, such as algae and shellfish waste, has shown synergistic effects in producing value-added energy products with higher process efficiency than the traditional ... -
Pilot-scale study on the suspension of drill cuttings: Effect of fiber and fluid characteristics
( Elsevier , 2022 , Article)Drilling operation smoothness is essential to minimize drilling non-productive time (NPT). Inadequate cuttings transport can result in cuttings bed build-up in the wellbore low side, jeopardizing the whole drilling operation. ... -
Poly (amido amine) dendrimer based membranes for wastewater treatment - A critical review
( Elsevier , 2023 , Article Review)Membrane based wastewater treatment technologies in which polymeric membranes are most commonly used have been extensively applied in water/wastewater treatment to help address the issue of water shortage through ... -
Polydopamine functionalized graphene oxide as membrane nanofiller: Spectral and structural studies
( MDPI AG , 2021 , Article)High-degree functionalization of graphene oxide (GO) nanoparticles (NPs) using polydopamine (PDA) was conducted to produce polydopamine functionalized graphene oxide nanoparticles (GO-PDA NPs). Aiming to explore their ... -
Polymer-metal oxide composite nanofibers
( Elsevier , 2021 , Book chapter)Extensive studies have been conducted on different kinds of polymers, their composites, and multifunctionalities, depending on their structural features. Metal oxides and their polymer nanocomposites offer technological ... -
Polymer-metal oxide composite nanofibers
( Elsevier , 2021 , Book chapter)Extensive studies have been conducted on different kinds of polymers, their composites, and multifunctionalities, depending on their structural features. Metal oxides and their polymer nanocomposites offer technological ... -
Polymeric adsorbents for oil removal from water
( Elsevier Ltd , 2019 , Article)In this study, the application of four synthetic resins for the removal of emulsified oil from produced water was investigated. Key experimental parameters such as adsorbent dosage, contact time, initial oil concentration ... -
Polymeric smart coatings containing modified capped halloysite nanotubes for corrosion protection of carbon steel
( Springer , 2023 , Article)A newly designed smart self-healing epoxy coating system comprised of modified halloysite nanotubes (HNTs) having capping is proposed for corrosion protection of steel. In the first step, HNTs were loaded with 8-hydroxyquinoline ... -
Polyolefin-Based Smart Self-Healing Composite Coatings Modified with Calcium Carbonate and Sodium Alginate.
( MDPI , 2024 , Article)Corrosion-related damage incurs significant capital costs in many industries. In this study, an anti-corrosive pigment was synthesized by modifying calcium carbonate with sodium alginate (SA), and smart self-healing coatings ... -
Polyvinylpyridine–carbon dots composite-based novel humidity sensor
( Springer , 2023 , Article)This work describes the rational design of thin films based on PVP-modified carbon dots for potential resistive humidity sensing application, prepared via spin coating on ITO substrates. The modified carbon dots were ... -
Porosity control of self-supported geopolymeric membrane through hydrogen peroxide and starch additives
( Desalination Publications , 2019 , Article)Geopolymerization is a green innovative technique for the synthesis of self-supporting inorganic membranes using fly ash as a raw material. This paper focuses on the preparation of geopolymeric membranes of different ...