We can't find the internet
Attempting to reconnect
Something went wrong!
Hang in there while we get back on track
Papers
61,005 resultsShowing papers similar to Construction of a Visible Light-Driven LaFeO3/Bi4Ti3O12 Heterojunction Photocatalyst Towards Removal of Tetracycline in Aquatic Environment
ClearPreparation of TiO2/Fe-MOF n‒n heterojunction photocatalysts for visible-light degradation of tetracycline hydrochloride
Researchers created a new photocatalyst by combining titanium dioxide with an iron-based metal-organic framework to break down the antibiotic tetracycline under visible light. The composite material achieved over 90% degradation of the antibiotic within two hours, significantly outperforming either component alone. The study demonstrates a promising approach for using light-activated materials to remove pharmaceutical pollutants from wastewater.
Photocatalytic Degradation of Tetracycline by La-Fe Co-Doped SrTiO3/TiO2 Composites: Performance and Mechanism Study
Researchers developed a new composite material that can break down nearly all tetracycline antibiotic pollution in water using visible light. While focused on antibiotic removal rather than microplastics, the technology is relevant because microplastics commonly carry absorbed antibiotics in water environments. Advanced treatment methods that remove antibiotics could also help address the broader problem of microplastics acting as carriers for harmful chemicals in drinking water sources.
Z-Type Heterojunction MnO2@g-C3N4 Photocatalyst-Activated Peroxymonosulfate for the Removal of Tetracycline Hydrochloride in Water
Researchers developed an advanced photocatalyst that degrades nearly 97% of tetracycline, a common antibiotic pollutant, in water within 180 minutes using light-activated chemical reactions. The system showed good stability for reuse and reduced the toxicity of breakdown products. While focused on antibiotic removal rather than microplastics, this water treatment technology is relevant because microplastics often carry adsorbed antibiotics, and removing both contaminants is important for safe drinking water.
Construction of Hollow TiO2/ZnS Heterojunction Photocatalysts for Highly Enhanced Photodegradation of Tetracycline Hydrochloride
A hollow TiO2/ZnS heterojunction photocatalyst was constructed for degrading organic pollutants under light irradiation, showing enhanced performance due to improved charge carrier separation at the material interface. Such photocatalysts are candidates for treating wastewater containing plastic-derived chemical contaminants.
The Fabrication and Property Characterization of a Ho2YSbO7/Bi2MoO6 Heterojunction Photocatalyst and the Application of the Photodegradation of Diuron under Visible Light Irradiation
Researchers created a new photocatalytic material by combining two metal oxide compounds and tested its ability to break down diuron, a widely used herbicide and water pollutant, under visible light. The composite material showed significantly better pollutant degradation performance than either component alone. The study presents a potential approach for using sunlight-driven catalysts to remove persistent chemical contaminants from water.
Enhanced Tetracycline Removal from Water through Synergistic Adsorption and Photodegradation Using Lignocellulose-Derived Hydrothermal Carbonation Carbon
Researchers synthesized hydrothermal carbonation carbon (HTCC) from three lignocellulose components — cellulose, hemicellulose, and lignin — at temperatures of 210-290 degrees Celsius and compared their synergistic adsorption and photodegradation performance for tetracycline removal. Lignin-derived HTCC achieved the best removal efficiency at 63.5% within 120 minutes, operating through a non-radical charge-transfer photodegradation mechanism driven by surface carboxyl groups, with performance attributed to its distinct oxygenated functional group composition.
Magnetically recyclable TiO2/MXene/MnFe2O4 photocatalyst for enhanced peroxymonosulphate-assisted photocatalytic degradation of carbamazepine and ibuprofen under simulated solar light
Researchers developed a magnetically recyclable TiO2/MXene/MnFe2O4 photocatalyst that enhances degradation of pharmaceutical compounds carbamazepine and ibuprofen under simulated solar light, combining improved photocatalytic activity with easy magnetic separation from treated water.
Photocatalytic Removal of Antibiotics from Wastewater Using the CeO2/ZnO Heterojunction
Researchers synthesized CeO2/ZnO heterostructure photocatalysts using sol-gel methods and demonstrated high efficiency for degrading antibiotic compounds in water under light irradiation, with the heterojunction preventing electron-hole recombination and enhancing photocatalytic performance.
A review on tetracycline removal from aqueous systems by advanced treatment techniques
This review covers the occurrence of tetracycline antibiotics in aquatic environments and evaluates advanced treatment technologies — including adsorption, photocatalysis, and membrane processes — for their removal, identifying the most promising approaches based on efficiency and practical scalability.
Synthesis of Mixed-Phase TiO2–ZrO2 Nanocomposite for Photocatalytic Wastewater Treatment
Researchers synthesized TiO2-ZrO2 mixed-phase nanocomposite photocatalysts and demonstrated enhanced degradation of organic dyes under UV light compared to pure TiO2, with the mixed oxide structure improving light absorption and reducing electron-hole recombination for more effective wastewater treatment.
Efficient photocatalytic degradation of microplastics by constructing a novel Z-scheme Fe-doped BiO2−x/BiOI heterojunction with full-spectrum response: Mechanistic insights and theory calculations
Researchers developed a new photocatalyst that can break down PET microplastics in water using the full spectrum of light, including visible light. The iron-doped material created deep cracks in PET plastic within just 10 hours of light exposure. This technology could eventually help remove microplastics from water treatment systems, reducing the amount that reaches drinking water.
Sn(IV)porphyrin-Anchored TiO2 Nanoparticles via Axial-Ligand Coordination for Enhancement of Visible Light-Activated Photocatalytic Degradation
Researchers fabricated a visible-light-active photocatalyst by anchoring Sn(IV)-porphyrin complexes to TiO2 nanoparticles via adipic acid linkage, finding significantly enhanced photocatalytic degradation of rhodamine B dye under visible light. The porphyrin-TiO2 composite extends light absorption into the visible spectrum while maintaining strong photocatalytic activity.
Photocatalytic Degradation of Pharmaceutical Residues from Water and Sewage Effluent Using Different TiO2 Nanomaterials
This study tested different titanium dioxide nanostructures for breaking down pharmaceutical compounds in water using UV light. Researchers found that the most effective catalyst degraded drugs like propranolol and carbamazepine efficiently, and that natural organic matter in the water actually enhanced the treatment, suggesting practical applications for cleaning pharmaceutical residues from wastewater.
Insight into the effect of microplastics on photocatalytic degradation tetracycline by a dissolvable semiconductor-organic framework
Researchers investigated how polystyrene microplastics affect the photocatalytic degradation of the antibiotic tetracycline using a novel semiconductor-organic framework catalyst. They found that small amounts of microplastics actually promoted tetracycline breakdown but also altered the degradation products and pathways. The study reveals that microplastics can interfere with water treatment processes in unexpected ways, both helping and hindering pollutant removal depending on conditions.
Microplastic Pollutant Degradation in Water Using Modified TiO2 Photocatalyst Under UV-Irradiation
This study tested modified titanium dioxide (TiO2) photocatalysts for their ability to degrade microplastic pollutants in water using light-driven oxidation. Modified TiO2 showed improved photocatalytic activity against microplastics compared to unmodified TiO2, which suffers from limited efficiency under visible light.
Titanium Dioxide–Reduced Graphene Oxide Composites for Photocatalytic Degradation of Dyes in Water
Researchers developed titanium dioxide–reduced graphene oxide composite photocatalysts that efficiently degraded multiple industrial dyes in water under visible light, with degradation rates significantly higher than those of pure TiO2 alone.
Silver Doped TiO2 Photocatalyst for Disinfection ofE. coli and Microplastic Pollutant Degradation in Water
Researchers developed a silver-doped titanium dioxide photocatalyst that could simultaneously kill E. coli bacteria and break down polyethylene microplastics in water under light exposure. This combined disinfection and plastic degradation capability could be useful in water treatment systems.
Shedding light on the performance of magnetically recoverable TiO2/Fe3O4/rGO-5 photocatalyst. Degradation of S-metolachlor as case study
Researchers developed and tested a magnetic photocatalyst that can break down S-metolachlor — a widely used herbicide that conventional water treatment plants can't remove — using light-activated chemical reactions. The catalyst could be easily retrieved with a magnet after use and maintained performance over multiple cycles, making it a practical option for treating herbicide-contaminated water.
Supported TiO2 in Ceramic Materials for the Photocatalytic Degradation of Contaminants of Emerging Concern in Liquid Effluents: A Review
This review systematized research on TiO2 photocatalysts supported on ceramic materials for degrading emerging contaminants in liquid effluents, comparing immobilization techniques and reactor configurations and identifying supported ceramic-TiO2 systems as a promising technology for water treatment that avoids the catalyst separation challenges of slurry reactors.
Integration of Photocatalysis and Membrane Technology as a Hybrid System for Microplastic Degradation in Wastewater
Researchers evaluated a hybrid system combining TiO2 photocatalysis with membrane filtration for degrading microplastics in wastewater. The photocatalytic membrane reactor demonstrated effective removal and degradation of polyethylene, polypropylene, and PET microplastics, suggesting that integrated photocatalytic-membrane systems could improve microplastic removal beyond what conventional wastewater treatment achieves.
Photocatalytic Degradation of Sulfamethoxazole and Enrofloxacin in Water Using Electrospun Composite Photocatalytic Membrane
Researchers prepared composite photocatalytic membranes by combining titanium dioxide and reduced graphene oxide with polymer nanofibers for degrading antibiotic contaminants in water. The study found that these electrospun membranes effectively broke down sulfamethoxazole and enrofloxacin under light exposure, offering a practical and reusable approach for removing emerging pharmaceutical pollutants from water sources.
Preparation of Sepiolite Nanofibers Supported Zero Valent Iron Composite Material for Catalytic Removal of Tetracycline in Aqueous Solution
Researchers developed a sepiolite nanofiber-supported zero-valent iron composite for catalytic removal of tetracycline from water, offering an efficient and environmentally friendly approach to degrading antibiotic contaminants that accumulate in aquatic environments.
Photocatalytic Degradation of Polyethylene Microplastics and Disinfection of E. coli in Water over Fe- and Ag-Modified TiO2 Nanotubes
Researchers synthesized Fe- and Ag-modified TiO2 nanotubes via anodization and found they effectively degraded polyethylene microplastics and inactivated E. coli under UV light, with metal modification causing a redshift in light absorption that enhanced photocatalytic performance.
Pd:In-Doped TiO2 as a Bifunctional Catalyst for the Photoelectrochemical Oxidation of Paracetamol and Simultaneous Green Hydrogen Production
Researchers synthesized Pd:In-doped TiO2 as a bifunctional photoelectrochemical catalyst that simultaneously degrades the pharmaceutical paracetamol in wastewater and generates green hydrogen, demonstrating an integrated approach to clean energy production and water treatment.