Shadi W Hasan

Shadi W Hasan
Khalifa University of Science and Technology - Masdar City Campus · Chemical Engineering

PhD

About

194
Publications
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4,445
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Publications

Publications (194)
Article
Two-dimensional (2D) lamellar graphene oxide (GO) membranes are emerging as attractive materials for molecular separation in water treatment because of their single atomic thickness, excellent hydrophilicity, large specific surface areas, and controllable properties. To yet, commercialization of GO laminar membranes has been hindered by their prope...
Article
Full-text available
In recent years, the environmental pollution caused by micro/nanoplastics (MNPs) has increased. As a result of their negative impact on human health and the environment, MNPs have emerged as new scientific challenges. However, there are still some inconclusive findings. In this perspective, we analyze the traditional membrane performance that is th...
Article
Full-text available
In the present work, polyethersulfone/polyacrylonitrile (PES/PAN) blended electrospun nanofiber-based membrane was fabricated and applied for an environmentally friendly protocol for removing methylene blue (MB) from aqueous solutions. The structural integrity of the newly synthesized membrane was investigated by SEM, FTIR, TGA and XRD, demonstrati...
Article
A substantial amount of keratin, a key protein with excellent material-forming properties, can be sustainably extracted from chicken feathers, which are commonly discarded in the poultry industry. The keratin protein found in chicken feathers can serve as a nitrogen source and a pH regulator for microbes. In this study, the use of indigenous bacter...
Article
Full-text available
Using an environmentally friendly approach for eliminating methylene blue from an aqueous solution, the authors developed a unique electrospun nanofiber membrane made of a combination of polyethersulfone and hydroxypropyl cellulose (PES/HPC). SEM results confirmed the formation of a uniformly sized nanofiber membrane with an ultrathin diameter of 1...
Article
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Recent advances in wastewater treatment processes have resulted in high removal efficiencies for various hazardous pollutants. Nevertheless, some technologies are more suitable for targeting specific contaminants than others. We comprehensively reviewed the recent advances in removing hazardous pollutants from industrial wastewater through membrane...
Article
Surface area and the conductivity of the electrode materials are crucial in achieving high desalination performance in capacitive deionization (CDI) applications. In this study, we have successfully fabricated 3D Graphene/MWCNT-MnO2 nanocomposites by self-assembling negatively charged manganese dioxide (MnO2) decorated with multiwall carbon nanotub...
Article
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Despite significant progress in the field of biosensing, the impact of electric field on biosensor detection capability and the feasibility of the biosensor application in wastewater has yet to be investigated. The objective of this study was to develop a low-cost, highly sensitive, and selective reduced graphene oxide (rGO)-based biosensor. The co...
Article
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Biodegradable polylactic acid has attracted much attention due to the increasing environmental pollution from petroleum-based plastics. Polylactic acid (PLA) biopolymers can be produced from fermentative lactic acid (LA), which can be obtained via dark fermentation of renewable feedstocks. PLA polymers are a promising alternative that has the poten...
Article
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Microalgae have been studied for their ability to photosynthesize natural chemicals with industrial and biomedical implications. Bioproducts from microalgae are gaining more and more attention due to their promising future, special properties, current demand and increasing energy costs. Bioproducts from microalgae are considered sustainable, cost-e...
Article
The continued use of non-biodegradable polymeric-based membranes for water purification has led to an unsustainable accumulation of waste at disposal, resulting in various environmental problems. In this study, eco-friendly asymmetric ultrafiltration (UF) membranes were fabricated from polylactic acid (PLA) with different polymer concentrations usi...
Article
The harvesting of microalgae strongly affects their effective application as a source of biomass for fuels and chemicals. The aim of this study was the evaluation of the performance of the recently developed Encapsulated Self-Forming Dynamic Membrane (ESFDM) module integrated into a cylindrical photobioreactor (PBR) for the efficient and simultaneo...
Article
MXenes, a new two-dimensional (2D) material discovered in 2011, is the newest and most active member of the 2D family. To date, more than 30 different MXenes have been experimentally prepared, with Ti-MXenes being the focus of interest of several researchers. Recently, niobium-based MXenes, such as Nb2CTx and Nb4C3Tx, have emerged as attractive mat...
Article
Polylactides are a prominent class of biocompatible and biodegradable polymers that can be used to fabricate membranes for wastewater treatment. Excessive nutrient (phosphorus and nitrogen) concentrations in water bodies are a serious concern that has resulted in widespread health problems and potable water shortages. In this study, ultrafiltration...
Article
The applications of thin-film composite (TFC) forward osmosis (FO) membranes are limited by low flux and strong internal concentration polarization (ICP). In this study, a simple, facile, and eco-friendly approach to improve the wettability of the FO membrane substrate using hydroxyl- and amino-functionalized TiO2 nanocomposites by polydopamine (PD...
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Date palm fruits (Phoenix dactylifera) contain high levels of fructose and glucose sugars. These natural sugar forms are healthy, nutritional and easily assimilate into human metabolism. The successful production of soluble date sugar powder from nutritious date fruits would result in a new food product that could replace the commercial refined sug...
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The development of two novel elastomeric erosion resistant coatings for the protection of wind turbine blades is presented. The coatings are prepared by modifying polyurethane (PU) with (i) hydroxyl functionalised graphene nanoparticles (f-GNP) and (ii) f-GNP and a hydrophobic silica-based sol-gel (SG). Tensile, monotonic, and cyclic compression an...
Article
Development of date seeds in-situ pyrolysis utilizing layered double hydroxide (LDH)-based catalysts is still in its infancy. This study investigates the thermokinetics of date seeds (DS) loaded with LDH by thermogravimetric analysis. Three different LDHs, namely Mg-Fe (MF), Ni-Fe (NF), and Co-Fe (CF), were synthesized by the co-precipitation metho...
Chapter
The trade-off between permeability and selectivity, fouling, and the limits of durability of various polymeric membranes requires further scientific innovation. Mixed matrix membranes with different fillers have opened a great opportunity to overcome these challenges and improve the properties of polymer membranes. Metal–organic frameworks (MOFs) c...
Chapter
Integration of the electrochemical and membrane filtration processes in water and wastewater treatments systems has been shown to enhance the removal of conventional and nonconventional pollutants from wastewater. In addition, this integration reduces the rate of membrane fouling, rejects pollutants more effectively, and improves clean water genera...
Article
Full-text available
Water is needed for food processing facilities to carry out a number of tasks, including moving goods, washing, processing, and cleaning operations. This causes them to produce wastewater effluent, and they are typically undesirable since it contains a high volume of suspended solids, bacteria, dyestuffs, salts, oils, fats, chemical oxygen demand a...
Article
In the light of the spread of treated wastewater use for irrigation, trace heavy metals pose a great risk to humans and aquatic life. An integrated electrochemical-adsorption (i.e. EC-AD) hybrid system was investigated for the removal of iron (Fe), zinc (Zn), and copper (Cu) traces from synthetic wastewater mimicking industrial wastewater. Slag, a...
Article
An enhanced water flux and anti-fouling nanocomposite ultrafiltration membrane based on quaternary ammoniumpropylated polysilsesquioxane (QAPS)/cellulose acetate ([email protected]) was fabricated by in situ sol-gel processing via phase inversion followed by quaternization with methyl iodide (CH3I). Membrane characterizations were performed based o...
Article
Graphene (Gr) and its derivative nanomaterials enable a novel approach to manipulate selective mass transport mechanisms at the sub-nanoscale level. These nanomaterials can maintain d-spacing at the sub-nanoscale level amidst their rigid nanosheet frame structure. Unlike other nanomaterials, they have outstanding features such as atomic thickness,...
Article
Aqueous solutions contaminated with polycyclic aromatic hydrocarbons (PAHs) pose severe environmental risks, making their removal necessary. Flotation with colloidal gas aphrons (CGAs) has recently demonstrated high removal efficiencies for various pollutants present in aqueous solutions. This study determined the efficacy of CGAs in removing low-r...
Article
The presence of disease-causing pathogens in wastewater can provide an excellent diagnostic tool for infectious diseases. Biosensors are far superior to conventional methods used for regular infection screening and surveillance testing. They are rapid, sensitive, inexpensive portable and carry no risk of exposure in their detection schemes. In this...
Article
Membrane-based technologies are vital in water purification processes such as desalination and wastewater recycling. Polymeric membranes dominate the membrane market; however, they still suffer from issues related to their chemical, mechanical, and thermal stability, and more importantly, membrane fouling. However, these membranes are associated wi...
Article
Full-text available
Lactic acid (LA) is the precursor monomer used in the production of biodegradable and eco-friendly polylactic acid (PLA) polymer. The purpose of this study was to first determine the role of nano-metal oxides in improving the production of L-LA from food waste via the dark fermentation process and then to compare the conversion of L-LA to PLA using...
Article
Due to the continuing growth of reverse osmosis (RO) water treatment plants worldwide, the amount of discarded end-of-life (EoL) RO membrane modules is expected to increase drastically in coming years. One of the approaches to address this problem is to transform the EoL membranes for other purposes. In this study, a new approach based on sonicatio...
Article
In recent years, bimetallic oxide nanoparticles have garnered significant attention owing to their salient advantages over monometallic nanoparticles. In this study, Fe2O3–Mn2O3 nanoparticles were synthesized and used as nanomodifiers for polyethersulfone (PES) ultrafiltration membranes. A NIPS was used to fabricate asymmetric membranes. The effect...
Article
Oily wastewater is the largest liquid waste generated, mainly resulting from oil and gas production. It consists of hazardous materials, salts, toxic chemicals, surfactants and crude oil content. Therefore, it is considered a huge threat for the environment and marine life, and hence needs to be adequately treated before discharge into the sea. Amo...
Article
Bauxite residues from the alumina industry are highly alkaline and should be neutralized before using them for industrial or agricultural purposes. This review evaluates the effectiveness of seawater and other brines as neutralizing agents, which have advantages over alternatives such as mineral acids. Brines not only lower pH but also prevent reve...
Article
Full-text available
The discharge of large volumes of oily wastewaters without sufficient treatment poses a huge risk on the environment. The main objective of this study was to investigate the capability of electro-coagulation/flotation (ECF) process for the removal of oil from industrial oily wastewater via different electrodes' configuration. These included anode-c...
Article
The concept of a novel living encapsulated self-forming dynamic bio-membranes (ESFDM) for an innovative wastewater treatment in membrane bioreactor (MBR) is presented in the current study. The active filtering membrane is encapsulated, and thus stabilized, between two support meshes with pore in micrometer size. The combination of activated sludge,...
Article
Nanomodification of ultrafiltration (UF) membranes has been shown to be a simple and efficient technique for the preparation of high-performance membranes. In this work, an iron oxide functionalized halloysite nanoclay (Fe-HNC) nanocomposite was prepared and used as a nanofiller for polyethersulfone (PES) membranes. The effect of Fe-HNC concentrati...
Article
Full-text available
A growing world population is causing hazardous compounds to form at an increasingly rapid rate, calling for ecological action. Wastewater management and treatment is an expensive process that requires appropriate integration technology to make it more feasible and cost-effective. Algae are of great interest as potential feedstocks for various appl...
Article
Hydroxyapatite-decorated activated carbon (HAp/AC) nanocomposite was synthesized and utilized as a nanofiller to fabricate a novel type of polyethersulfone (PES) nanocomposite ultrafiltration (UF) membranes. Activated carbon (AC) derived from orange peel was synthesized by low-temperature pyrolysis at 400 °C. A hydroxyapatite/AC (HAp/AC) nanocompos...
Article
The aim of this study was to explore the impact of thermally rolled polyvinylidene fluoride/polyacrylonitrile (PVDF/PAN) electrospun nanofibers (ESNF) as substrates to produce thin-film composite (TFC) forward osmosis (FO) membranes with better characteristics. Different loadings of PAN (0-10 wt%) were used to prepare PVDF/PAN ESNF substrates, and...
Article
This study presents the synthesis of a novel graphene oxide-manganese oxide (GO-MnO2) nanohybrid and its incorporation into sulfonated polyethersulfone (SPES) ultrafiltration (UF) membranes for wastewater treatment applications. The nanohybrid was first prepared by grafting ethylenediamine (ED) onto the edge of GO followed by direct mixing with the...
Article
Pyrolysis of agricultural biomass is a promising technique for producing renewable energy and effectively managing solid waste. In this study, groundnut shell (GNS) was processed at 500 °C in an inert gas atmosphere with a gas flow rate and a heating rate of 10 mL/min and 10 °C/min, respectively, in a custom-designed fluidized bed pyrolytic-reactor...
Article
This review paper aims to identify the main sources of carbon dioxide (CO2) emissions from wastewater treatment plants (WWTPs) and highlights several technologies developed to capture CO2 in this milieu. CO2 is emitted in all the operational units of conventional WWTPs, and even after the disposal of treated effluents and sludges. CO2 emissions fro...
Article
Water is one of many viral transmission routes, and the presence of Severe Acute Respiratory Syndrome Corona Virus 2 (SARS-CoV-2) in wastewater has brought attention to its treatment. SARS CoV-2 primarily transmits in the air but the persistence of the virus in the water possibly can serve as a secondary source even though current studies do not sh...
Article
In this work, electrospun poly(vinylidene fluoride-co-hexafluoropropylene) (PVDF-HFP) nanofiber membranes were loaded with tungsten oxide (WO3) nanoparticles, surface coated with polydopamine (PDA) hierarchical structures, and tested in oil/water separation, photothermal water evaporation, and degradation of ampicillin. The electrospun nanofiber me...
Article
Waterborne enteric viruses that are commonly found in wastewater can cause several sporadic cases of diseases and outbreaks as a result of water or food contamination. Their detection, quantification, and effective removal from wastewater is of great importance. In this context, this review paper describes the different types of waterborne enteric...
Article
The effect of addition of algae to activated sludge as active biomass in membrane bioreactors (MBRs) and electro-MBRs (e-MBRs) for wastewater remediation was examined in this study. The performances of Algae-Activated Sludge Membrane Bioreactor (AAS-MBR) and electro Algae-Activated Sludge Membrane Bioreactor (e-AAS-MBR) were compared to those obser...
Article
Full-text available
Sustainable liquid fuel production from bio‐oil compounds has attracted considerable attention in recent years. The catalytic etherification of 5‐hydroxymethylfurfural (HMF) to ethoxymethylfurfural (EMF) is an effective approach for the production of liquid fuels. However, the development of high‐performance and chemically stable catalysts has rema...
Conference Paper
Recently, industrial practices have bloomed, and the consumption of resources has drastically increased. The oil and gas industries are large consumers and producers of water, yielding a huge amount of oily wastewater with every oil barrel produced. Such samples contain a variety of contaminants that ought to be removed before discharging or reutil...
Article
Capacitive deionization (CDI) is an evolving technology for eradicating salt and toxic heavy metal ions from brackish wastewater. However, traditional CDI electrodes have lower salt adsorption capacity and inadequate adsorption of selective metal ions for long-term operations. Herein, Ag nanospheres incorporated pomegranate peel-derived activated c...
Article
Introduction Self-forming dynamic membrane (SFDM) technology has been gaining significant interest due to its potential advantages, notably lower capital and operational cost and easier fouling control, over conventional membranes used in membrane bioreactors. SFDM technology utilizes inexpensive support material integrated with a dynamic membrane...
Article
Full-text available
Considerable attention has been recently given to possible transmission of SARS-CoV-2 via water media. This review addresses this issue and examines the fate of coronaviruses (CoVs) in water systems, with particular attention to the recently available information on the novel SARS-CoV-2. The methods for the determination of viable virus particle an...
Article
Full-text available
The first case of Coronavirus Disease 2019 (COVID-19), which is caused by Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2), in Europe was officially confirmed in February 2020. On 11 March 2020, after thousands of deaths from this disease had been reported worldwide, the WHO changed their classification of COVID-19 from a public health...
Article
Many emerging contaminants (ECs) are not currently removed by conventional water treatment methods and consequently, often reach the aquatic environment. In the absence of proper management strategies, ECs can accumulate in water bodies, which poses potential environmental and health risks. This paper critically reviews, for the first time, the rep...
Article
This study explored the impact of eco-friendly polydopamine (PDA) coated ZnFe2O4 nanocomposites ([email protected]2O4 NCs) as nanofillers to fabricate a new class of polyethersulfone (PES) hybrid ultrafiltration (UF) membranes for wastewater treatment applications. The hybrid UF membrane was prepared by incorporating [email protected]2O4 NCs into P...
Article
Produced water, a by-product generated from the oil and gas extraction processes, represents a major challenge in the oil and gas industry as it is generally characterized with a very high salinity and oil content. Currently used ceramic membranes for oil-water separation suffer from the low water flux in spite of their several distinctive advantag...
Article
The treatment of dye-contaminated wastewater poses a challenge to industries due to stringent effluent discharge regulations. In this study, the removal of individual and mixed dyes from aqueous solutions using flotation by colloidal gas aphrons (CGAs) was investigated. The natural surfactant extracted from the leaves of the Ziziphus spina-christi...
Article
Developing hybrid ultrafiltration (UF) membranes with high permeability and low fouling tendency is important for a wide range of wastewater treatment applications. Herein, we report the synthesis of novel environmental-friendly sulfonated functionalized polydopamine (SPDA) nanocomposite as a nanofiller for UF membranes. Firstly, mussel-inspired PD...
Article
Recently, supercritical fluid CO2 extraction (SFE) has emerged as a promising and pervasive technology over conventional extraction techniques for various applications, especially for bioactive compounds extraction and environmental pollutants removal. In this context, temperature and pressure regulate the solvent density and thereby effects the yi...
Chapter
Industrial oily wastewater has proven to be a recalcitrant to conventional treatments. Due to the complexity and variety of contaminants, hybridization in oily wastewater treatment has been a prominent and active area of research for the past few years. The concept lies in finding synergistic effects among combined technologies to reduce the defici...
Article
Understanding the microbial ecology of a system allows linking members of the community and their metabolic functions to the performance of the wastewater bioreactor. This study provided a comprehensive conceptual framework for microbial communities in wastewater treatment electro-bioreactors (EBRs). The model was based on data acquired from monito...
Article
Wastewater produced from oil and gas industries contains high levels of organic and inorganic pollutants in the form of emulsions sized below 10 μm. The beneficial reuse of oily wastewater requires advanced treatment methods to remove these emulsions and promote cleaner production. This work has attempted to investigate the hybridization of electro...
Book
Did you know that watching your favourite series on TV or just switching on your laptop for work, requires indirect water consumption? It's a proven fact that every time we use energy resources, water is also consumed. In the next few decades, global water and energy demands will increase significantly, but at this time there isn't a lot of informa...
Article
The contamination of aquatic ecosystems by fluoride and heavy metal ions constitute an environmental hazard and has been proven to be harmful to human health. This study explores the feasibility of using asymmetric capacitive deionization (CDI) electrodes to remove such toxic ions from wastewater. An asymmetric CDI cell was fabricated using 2D Ni/M...
Article
Full-text available
The concept of nanomaterials membranes (NMs) promises to be a sustainable route to improve the membrane characteristics and enhance the performance of membrane bioreactors (MBRs) treating wastewater. This paper provided a critical review of recent studies on the use of membranes incorporating nanomaterials in membrane bioreactor (NMs-MBR) applicati...
Article
Greener prospective of soap production using natural products is a promising alternative for synthetic chemicals used in the soaps. Recently, valorization of antioxidant rich biomass wastes for soap formulation has received increased research attention. The present study reported the use of date syrup biomass waste (DSW) for the manufacture of soap...