Hydrogel-based superadsorbents for efficient removal of heavy metals in industrial wastewater treatment and environmental conservation
Available online 11 January 2024
Superadsorbent hydrogels have become a viable solution to the urgent problem of industrial wastewater contamination. This paper offers a thorough analysis of the most recent advancements in superadsorbent...
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Plastic wastes derived carbon materials for green energy and sustainable environmental applications
March 2022
Plastic waste has become a serious environmental issue and has attracted increasing attention. Various treatment technologies have been developed for the remediation of this waste, including degradation,...
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Light-response adsorption and desorption behaviors of metal–organic frameworks
March 2022
Metal–organic frameworks (MOFs) are ideal adsorbents because of their porous structure, ultra-large specific surface area, abundant active sites, and specific surface charge. Recently, light-response...
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Recent advances in electrochemical removal and recovery of phosphorus from water: A review
March 2022
Phosphorus (P) is an essential microelement for biota. Phosphate minerals obtained through subsurface mining are the main sources of P. Phosphate-bearing rocks are nonrenewable and reserves are limited,...
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Recent advances in the fixed-electrode capacitive deionization (CDI): Innovations in electrode materials and applications
Available online 13 December 2023
Conventional capacitive deionization (CDI), originally developed as a promising desalination technique based on the formation of electric double layers (EDLs) at the surface of porous electrodes, has...
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Recent progress on single-atom catalysts in advanced oxidation processes for water treatment
September 2022
Single-atom catalysts (SACs), consisting of metal single atoms and supporting materials, have shown remarkable potential due to their ultrahigh catalytic performances, maximum atomic utilization and...
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UiO-66(Zr)-based functional materials for water purification: An updated review
Available online 11 February 2024
UiO-66, as a kind of classic metal-organic frameworks (MOFs), was foreseen as one of the most promising MOF materials for practical water purification, benefiting from its merits of rich pores, super-huge...
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Facile green synthesis of zinc oxide nanoparticles: Its photocatalytic and electrochemical sensor for the determination of paracetamol and D-glucose
Available online 10 February 2024
The nanocrystalline zinc oxide (ZnO) was produced utilizing a bio-combustion process with Aloe vera latex extract (Avle) as the fuel. The XRD method proved the nanocrystalline nature and phase of ZnO....
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Environment-sensitive and fast room temperature CO2 gas sensor based on ZnO, NiO and Ni-ZnO nanocomposite materials
Available online 18 December 2023
In contrast to other ZnO and NiO-based sensors, ZnO, NiO, and Ni-ZnO-based sensors were fabricated for this work in order to enhance CO2 gas sensing properties at various concentrations. Nanomaterials...
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Efficient degradation of toluene over ultra-low Pd supported on UiO-66 and its functional materials: Reaction mechanism, water-resistance, and influence of SO2
June 2022
Herein, Pd supported on UiO-66 as well as its NH2- and NO2-functional materials with ultra-low Pd loadings (0.05 wt%) were synthesized for toluene oxidation. Pd–U, using UiO-66 as the support, exhibited...
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Enhancement of biogas production from sludge anaerobic digestion via supplementing magnetic co-pyrolysis biochar: Dosage response and syntrophic metabolism
Available online 3 January 2024
The addition of conductive materials to promote anaerobic digestion (AD) via direct interspecies electron transfer (DIET) has been attracted extensive attention, whereas seldom focused on the effect...
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Metal sulfide-based catalysts in advanced oxidation processes for water decontamination
September 2022
Due to its unique physical and chemical properties, metal sulfide has been proven to be a promising ideal candidate for metal oxide catalysts and has been widely used in many catalytic fields. In recent...
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Application of COFs in capture/conversion of CO2 and elimination of organic/inorganic pollutants
March 2023
Large amounts of various (in)organic pollutants and CO2 are released into the environment with the fast development of agriculture and industry, which results in the environmental pollution and climate...
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Persulfate-based advanced oxidation processes: The new hope brought by nanocatalyst immobilization
March 2022
Persulfate-based advanced oxidation processes (persulfate-AOPs) offer great promise for environmental remediation, with heterogeneous catalysts providing the backbone of many wastewater purification...
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Challenging the contamination of per- and polyfluoroalkyl substances in water: advanced oxidation or reduction?
September 2022
Nowadays, the increasing discharge of persistent per- and polyfluoroalkyl substances (PFASs) caused serious environmental issues. In addition to advanced oxidation processes (AOPs), advanced reduction...
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Immobilization of the crude enzyme extracted from Stenotrophomonas sp. GYH within modified zeolitic imidazolate framework (ZIF-8-NH2) and its application in trichloromethane removal
March 2023
Enzyme immobilization, due to its higher effective density in a limited micro space, can effectively improve the removal efficiency for some recalcitrant compounds. Metal–organic frameworks (MOFs) have...
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Advances in dual-functional photocatalysis for simultaneous reduction of hexavalent chromium and oxidation of organics in wastewater
March 2023
The solar-driven photocatalytic process has been evolved as a promising technology for both hexavalent chromium reduction and organic pollutants oxidation. Although both reactions are based on the same...
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Incipient wetness impregnation to prepare bismuth-modified all-silica beta zeolite for efficient radioactive iodine capture
March 2022
The economical and effective capture of radioactive iodine has always been an important field of research in the reprocessing of spent fuel. In this work, we successfully prepared a novel bismuth-modified...
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Comprehensive insight into heterogeneous persulfate activation for environmental pollutants degradation: Approaches and mechanism
September 2022
The heterogeneous activation of persulfate-based advanced oxidation processes (persulfate AOPs) has been defined as potential wastewater treatment methods due to their excellent chemical reactivity....
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Photothermal conversion of CO2 to fuel with nickel-based catalysts: A review
June 2022
Converting CO2 to fuel is a promising strategy to mitigate the greenhouse effect and achieve ‘carbon neutrality’. Photothermal catalysis has been widely used for CO2 reduction because it effectively...
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Effects of thermal and chemical modification on the physical properties of Ugandan Mutaka Kaolin
Available online 21 December 2023
This study investigates the impact of thermal treatment at temperatures ranging from 600 °C to 1050 °C and chemical treatment using (COOH)2·2H2O and Al2(MoO4)3 at concentrations of 0.01 M, 0.05 M,...
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Recent advances in molybdenum disulfide-based advanced oxidation processes
March 2022
Molybdenum disulfide (MoS2) is an emerging class of heterogeneous catalyst in advanced oxidation processes (AOPs). Featuring a two-dimensional structure, good conductivity, photo-response, reductive...
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Microwave-assisted synthesis of bimetallic NiCo-MOF-74 with enhanced open metal site for efficient CO2 capture
September 2022
Metal–organic frameworks (MOFs) containing two different inorganic metal nodes (known as bimetallic MOFs) could exhibit enhanced CO2 adsorption compared to their monometallic counterparts. Herein, a...
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Remediation of cadmium and chromium using modified Vitex doniana waste plant Seed's biochar in quarry site surface water
Available online 6 March 2024
Industrial effluents contain hazardous combinations of suspended particulates and dissolved solids in various ratios; the wastewater from cementitious material production activities is no exception....
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Single-atom photocatalysts for CO2 reduction: Charge transfer and adsorption-activation mechanism
June 2022
Photocatalytic CO2 reduction is mainly inspired by natural photosynthesis, which could convert CO2 into high value-added fuels or chemicals through the role of catalysts. However, the photocatalysis...
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