Mixed-matrix membranes (MMMs) have emerged as a promising approach for developing new, stable, and highly effective gas liquid separation materials. MMMs combine porous crystalline framework materials, such Metal-organic frameworks (MOFs), covalent organic (COFs), hydrogen-bonded (HOFs), fillers incorporated in polymer matrix. This article comprehensively reviews MMM research, discussing the structure properties of MOFs, COFs, HOFs their attractiveness use MMMs. The also mixed matrix...

Abstract In the present work, Zeolite A was modified by using hexadecyltrimethylammonium bromide (HDTMABr) for adsorption of Congo red (CR) dye from synthetic aqueous solutions. The Modified (MZA) characterized XRD, SEM, and FTIR. influence solution pH (in 4–12 range), ionic strength (0.1–1 M), contact time (180 min), initial CR concentration (20–60 mg/L), temperature (24–36 °C), an adsorbent dose (1–3 g m/L) on % removal capacity were studied. combined effect MZA also studied applying...

In order to address the limitation of low flux in ultrafiltration (UF), a suitable additive is introduced into base polymer modify membrane morphology, thereby enhancing rates. this study, chamomile leaf nanoparticles (Chm NPs) were investigated as novel green material for utilizing UF synthesizes. To enhance comprehension influence Chm on synthesis PES membranes, series membranes fabricated by including different quantities casting solution; (0, 0.5, 1.5, and 2 wt. %.). The synthesized...

One of the most dangerous organic compounds to environment is gasoline emulsions, discharged without prior treatment by oil refining industries. This study focuses on modification bentonite clays acid and thermal activation maximize their adsorption capacity for treating refinery wastewater. The surface properties porous structure adsorbents were investigated with use BET, SEM, FTIR, XRD, XRF, EDX, MAP methods. Based results BET analysis, area raw (RB) activated (AB) was (17.57, 69.72) m2...

In the current work, a Gum, Arabic-modified Graphene (GGA), has been synthesized via facile green method and employed for first time as an additive enhancement of PPSU ultrafiltration membrane properties. A series membranes containing very low (0–0.25) wt.% GGA were prepared, their chemical structure morphology comprehensively investigated through atomic force microscopy (AFM), Fourier transforms infrared spectroscopy (FTIR), X-ray diffraction (XRD), field emission scanning electron (FESEM)....

In this paper, the extract of Citrus aurantium (CA) was used as a green approach for preparation Fe3O4 nanoparticles. The (Fe3O4/CA) characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), energy-dispersive spectroscopy analysis (EDX), Fourier-transform infrared (FTIR) spectroscopy, Brunauer–Emmett–Teller (BET) surface area measurement, and vibrating sample magnetometry (VSM). synthesized Fe3O4/CA to remove methylene blue (MB) dye from an aqueous solution. A four-factor...

In this study tungsten oxide and graphene (GO-WO2.89) were successfully combined using the ultra-sonication method embedded with polyphenylsulfone (PPSU) to prepare novel low-fouling membranes for ultrafiltration applications. The properties of modified performance investigated Fourier-transform infrared spectroscopy (FT-IR), scanning electron microscopy (SEM), contact angle (CA), water permeation flux, bovine serum albumin (BSA) rejection. It was found that PPSU membrane fabricated from 0.1...

Coke formation inside heterogeneous reactors is an important industrial problem that leads to reduced catalyst efficiency. However, this study aims prove the benefits of coke build-up in improving performance. The and decomposition on six different zeolite structures was studied. dissociation kinetic model spent catalysts during toluene alkylation with 1-heptene a stainless-steel autoclave reactor at temperatures carried out. Various techniques (XRD, XRF, TPO, CHNS TGA-DTG) were used. It...

Ultrafiltration membranes are often considered a highly efficient technique for purifying oily wastewater. The primary objective of this research was to improve the performance and antifouling properties PLA/PBAT used in wastewater treatment by incorporating banana peel (BP) nanoparticles. Various characterization techniques, including field emission scanning electron microscopy (FESEM), wettability analysis, pure water flux measurement, porosity assessment, tensile FTIR were employed...

This study aims to optimize the operational variables influencing incorporation of Hesperidin nanoparticles (HSP NPs) into poly(lactic acid)/poly(butylene adipate-co-terephthalate) (PLA/PBAT) for manufacturing mixed matrix membranes (MMMs) oily wastewater treatment. An optimization method was employed determine optimal values key process factors achieve specific flux and rejection rates exceeding required levels. Statistical techniques such as response surface methodology (RSM) analysis...

Linde-type A zeolite (LTA) was prepared from coal fly ash (CFA) and used as an adsorbent to remove acidic dye (Acid red 66, AR66) its aqueous solution. The effectiveness of synthesized in adsorbing (AR66) solution studied using batch experiments. equilibrium data were the Langmuir Freundlich models it found that fit better model. Kinetic adsorption studies done terms intra-particle diffusion model, pseudo-first-order pseudo-second-order models. results showed followed a

In the present work, uncoated silica nanoparticles (SiO2 NPs) and polyethylenimine (PEI) coated (SiO2-g-PEI were individually impregnated within a polyethersulfone (PES) polymeric matrix via classical phase inversion technique. The performance of both prepared mixed membranes was compared by mebeverine hydrochloride (MBV) separation from aqueous pharmaceutical wastewater. content varied between 0.7 1 % in to probe their optimum performance. A comprehensive characterization for NPs...

In this study, an artificial neural network (ANN) model was developed and compared with a rigorous mathematical (RMM) to estimate the performance of industrial heavy naphtha reforming process. The ANN model, represented by multilayer feed forward (MFFNN), had (36-10-10-10-34) topology, while RMM involved solving 34 ordinary differential equations (ODEs) (32 mass balance, 1 heat balance momentum balance) predict compositions, temperature, pressure distributions within All computations...

Green synthesis methods using plants have many advantages such as time-saving, chemical-free, and negative effects on the environment. So, extracted Citrus aurantium juice was used to synthesize green CuO/TiO2 and(G- CuO/TiO2) nanocatalyst which characterized by XRD, SEM, EDX, FTIR, BET, ZP utilized in degradation of methylene blue (MB) under UV lamps dark environments. The ANOVA program maximize photodegradation efficiency (%) (G-CuO/TiO2) MB dye. four independent variables: Initial dye...