Browsing Chemical Engineering by Title
Now showing items 787-806 of 1172
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P. putida as biosorbent for the remediation of cobalt and phenol from industrial waste wastewaters
( Elsevier B.V. , 2020 , Article)The current work focused on the feasibility of treating industrial wastewater containing phenol and cobalt (Co) by adsorption, biosorption, and bioadsorption to determine the effectiveness of each technology. To study the ... -
Paper mill sludge as a source of sugars for use in the production of bioethanol and isoprene
( MDPI AG , 2020 , Article)Paper mill sludge (PMS) solids are predominantly comprised of cellulosic fibers and fillers rejected during the pulping or paper making process. Most sludges are dewatered and discharged into landfills or land spread at a ... -
Particle swarm optimization and global sensitivity analysis for catalytic co-pyrolysis of Chlorella vulgaris and plastic waste mixtures
( Elsevier , 2021 , Article)This study investigated on the co-pyrolysis of microalgae Chlorella vulgaris and high-density polyethylene (HDPE) waste mixtures which was performed with three types of catalysts, namely limestone (LS), HZSM-5 zeolite, and ... -
PdZn nanoparticle electrocatalysts synthesized by solution combustion for methanol oxidation reaction in an alkaline medium
( Royal Society of Chemistry , 2017 , Article)Herein, we report the synthesis of PdZn nanoparticle (NP) electrocatalysts for the methanol oxidation reaction (MOR). The PdZn NPs were synthesized by solution combustion synthesis in the presence of Pd(NO3)2·xH2O, ... -
Performance analysis of hybrid solar chimney?power plant for power production and seawater desalination: A sustainable approach
( John Wiley and Sons Ltd , 2021 , Article)This study presents a novel design that combines cooling tower (CT) and traditional solar chimney power plant (SCPP) technologies for electricity generation and seawater desalination. The proposed hybrid solar chimney power ... -
Performance Of Chlorella Vulgaris, Neochloris Oleoabundans, and mixed indigenous microalgae for treatment of primary effluent, secondary effluent and centrate
( Elsevier B.V. , 2016 , Article)The objective of this study was to investigate and compare the growth rate and treatment efficiency of Chlorella vulgaris, Neochloris oleoabundans and mixed indigenous microalgae for the removal of organic carbon, nitrogen ... -
Performance of electrospun polystyrene membranes in synthetic produced industrial water using direct-contact membrane distillation
( Elsevier B.V. , 2020 , Article)Desalination of produced water in the gulf petrochemical industry is a continuing challenge to major research groups in the field. With a focus on produced water from desalination plants, it has become crucial to define ... -
Performance of microbial fuel cells in treating petroleum refinery wastewater
( Elsevier Ltd , 2022 , Article)A high level of chemical energy is contained in petroleum refinery wastewater (PRW). In this study, the performance of microbial fuel cell (MFC) treating PRW is investigated in various MFC reactor configurations by studying ... -
Performance of Mild Steel and Corrosion-Resistant Steel Rebars in Chloride-Contaminated Concrete
( Qatar University Press , 2023 , Conference Paper)Reinforced concrete (RC) infrastructure in Arabian Peninsula is subjected to harsh climatic conditions of high temperatures, humidity, and airborne chlorides and there is a high concentration of salts in seawater and soils. ... -
Phase change materials for thermal energy storage applications in greenhouses: A review
( Elsevier Ltd , 2022 , Article)Greenhouses represent one of the largest energy-demanding sectors, requiring energy for indoor environment control for plant growth and crop yield. Thermal energy storage using phase change materials (PCMs) has been ... -
Phenol degradation by powdered metal ion modified titanium dioxide photocatalysts
(2012 , Article)Conventional water purification and disinfection generally involve potentially hazardous substances, some of which known to be carcinogenic in nature. Titanium dioxide photocatalytic processes provide an effective route ... -
Phosphonated Lower-Molecular-Weight Polyethyleneimines as Oilfield Scale Inhibitors: An Experimental and Theoretical Study
( American Chemical Society , 2022 , Article)For many years, amino methylenephosphonate (-CH2-N-PO3H2)-based scale inhibitors (SIs) have been deployed for preventing various scales in the oil and gas industry, particularly for squeeze treatment applications. However, ... -
Photo-oxidative enhancement of polymeric molecular sieve membranes
( Nature Research , 2013 , Article)High-performance membranes are attractive for molecular-level separations in industrial-scale chemical, energy and environmental processes. The next-generation membranes for these processes are based on molecular sieving ... -
Photoactuating of materials designed for haptic aid-tablets for visually impaired people based on styrene-b-isoprene-b-styrene block copolymer nanocomposites
(2013 , Article)In this study, the photoactuation of styrene-b-isoprene-b-styrene (SIS) block copolymer containing multiwalled carbon nanotubes (MWCNT) is shown. In order to improve dispersion, the MWCNT were ovalently modified either by ... -
Photocatalytic conversion of CO 2 and H 2 O to useful fuels by nanostructured composite catalysis
( Elsevier B.V. , 2019 , Article)Cu-TiO2 nano-catalysis were successfully prepared using sol-gel method and used for solar photo-reduction of CO2 in gas and liquid phase. Adding Cu to TiO2 matrix modify its crystalline structure, improved its optical ... -
Photocatalytic degradation of Penicillin G in aqueous solutions: Kinetic, degradation pathway, and microbioassays assessment
( Elsevier B.V. , 2022 , Article)The photocatalytic degradation of pharmaceutical micropollutants of Penicillin G (PG) was investigated in a photoreactor at a laboratory scale. The impact of type of catalyst, pH, and initial concentration of PG were ... -
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, ...