Chemical Engineering: المرسلات الحديثة
السجلات المعروضة 501 -- 520 من 1174
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A review of recent advances in water-gas shift catalysis for hydrogen production
( Springer Nature , 2020 , Article)The water-gas shift reaction (WGSR) is an intermediate reaction in hydrocarbon reforming processes, considered one of the most important reactions for hydrogen production. Here, water and carbon monoxide molecules react ... -
Hydrogeochemical characterization and quality evaluation of groundwater suitability for domestic and agricultural uses in the state of Qatar
( Elsevier B.V. , 2020 , Article)This study aims to investigate the groundwater (GW) quality in Qatar to be utilized in domestic and agricultural uses. The integrated physiochemical analysis along with hydrochemical faces analysis, geochemical modeling, ... -
Single crystal structure, vibrational spectroscopy, gas sorption and antimicrobial properties of a new inorganic acidic diphosphates material (NH4)2Mg(H2P2O7)2•2H2O
( Nature Research , 2020 , Article)We report on the successful synthesis of diammonium magnesium dihydrogendiphosphate (V) dihydrate compound (NH4)2Mg(H2P2O7)2•2H2O using a wet chemical route. Single crystal X-ray difraction analysis and micro Raman ... -
Osmotic pressure estimation using the Pitzer equation for forward osmosis modelling
( Taylor and Francis Ltd. , 2020 , Article)Forward osmosis (FO) has received widespread recognition in the past decade due to its potential low energy production of water. This study presents a new model analysis for predicting the water flux in FO systems when ... -
Synthesis of graphene oxides particle of high oxidation degree using a modified Hummers method
( Elsevier Ltd , 2020 , Article)High-oxidation-degree graphene oxide particles were synthesized using a modified Hummers' method. Six different types of particles were synthesized by varying the operating conditions, including the temperature, the reactant ... -
Kinetic, equilibrium, and thermodynamic studies for adsorptive removal of cobalt ions by rice husk from aqueous solution
( Desalination Publications , 2020 , Article)Herein, batch adsorptive removal of cobalt ions (Co(II)) from aqueous solution was studied at room temperature. Adsorption of cobalt ions onto rice husk (RH) was confirmed by utilizing Fourier transform infrared, scanning ... -
Doping amino acids with classical gas hydrate inhibitors to facilitate the hydrate inhibition effect at low dosages
( Blackwell Publishing Ltd , 2020 , Article)The formation of gas hydrates in offshore subsea lines is a major flow assurance concern for the oil and gas industry. In this work, the thermodynamic hydrate inhibition (THI) effect of doping amino acids (AA) such as ... -
Metal-Organic Material Polymer Coatings for Enhanced Gas Sorption Performance and Hydrolytic Stability under Humid Conditions
( American Chemical Society , 2020 , Article)Physisorbent metal-organic materials (MOMs) have shown benchmark performance for highly selective CO2 capture from bulk and trace gas mixtures. However, gas stream moisture can be detrimental to both adsorbent performance ... -
Removal of Toxic Elements and Microbial Contaminants from Groundwater Using Low-Cost Treatment Options
( Springer Science and Business Media Deutschland GmbH , 2021 , Article)Purpose of Review: This paper reviews various low-cost treatment techniques such as adsorption, permeable reactive barrier, and biological techniques for the simultaneous removal of chemical and microbial contaminants from ... -
Membrane surface modification and functionalization
( MDPI , 2021 , Article)[No abstract available] -
Sustainable innovation in membrane technologies for produced water treatment: Challenges and limitations
( MDPI AG , 2021 , Article)Discharged water from the oil and gas fields is a common type of wastewater called produced water (PW). It consists of different combinations of salinities, oils, and mineral deposits. Growing industrial demand, accelerated ... -
Development of industrially viable geopolymers from treated petroleum fly ash
( Elsevier Ltd , 2021 , Article)This paper investigates the development of stable geopolymers using petroleum fly ash with high compressive strength and water absorption to promote cleaner production, sustainability, and recycling of waste. The paper ... -
Higher acid recovery efficiency of novel functionalized inorganic/organic composite anion exchange membranes from acidic wastewater
( MDPI AG , 2021 , Article)In this work, the synthesis of a series of the functionalized inorganic/organic composite anion exchange membranes (AEMs) was carried out by employing the varying amount of inorganic filler consist of N-(trimethoxysilylp ... -
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 ... -
Influence of casting solvents on co2/ch4 separation using polysulfone membranes
( MDPI AG , 2021 , Article)Polysulfone membranes exhibit resistance to high temperature with low manufacturing cost and high efficiency in the separation process. The composition of gases is an important step that estimates the efficiency of separation ... -
Thermochemical splitting of CO2 using solution combustion synthesized lanthanum-strontium-anganese perovskites
( Elsevier Ltd , 2021 , Article)Redox reactivity of La(1-x)SrxMnO3 (LSM) perovskites towards a solar thermochemical CO2 splitting (CS) cycle is investigated. The LSM perovskites are synthesized via a solution combustion synthesis (SCS) method using glycine ... -
Statistical optimization, soft computing prediction, mechanistic and empirical evaluation for fundamental appraisal of copper, lead and malachite green adsorption
( Elsevier B.V. , 2021 , Article)This paper describes an efficient and low cost material for treatment of Cu2+, Pb2+ and malachite green from aquatic environments. Aerated Autoclave Concrete (AAC) was used as a low cost bed and modified by chitosan to ... -
Sustainable boil-off gas utilization in liquefied natural gas production: Economic and environmental benefits
( Elsevier Ltd , 2021 , Article)Boil-off gas (BOG) causes negative environmental impacts related to gas streams flaring in the liquefied natural gas (LNG) industry. This study addresses the resources and energy management and discusses the economic and ... -
Biological-Based Produced Water Treatment Using Microalgae: Challenges and Efficiency
( MDPI , 2022 , Article)Produced water (PW) is the most significant waste stream generated in the oil and gas industries. The generated PW has the potential to be a useful water source rather than waste. While a variety of technologies can be ... -
From Waste to Watts: Updates on Key Applications of Microbial Fuel Cells in Wastewater Treatment and Energy Production
( MDPI , 2022 , Article)Due to fossil fuel depletion and the rapid growth of industry, it is critical to develop environmentally friendly and long-term alternative energy technologies. Microbial fuel cells (MFCs) are a powerful platform for ...
