Results 261 to 270 of about 356,650 (318)

Waste to Wealth: Electrochemical Innovations in Hydrogen Production From Industrial Wastewater

open access: yesGlobal Challenges, EarlyView.
There is increasing worry regarding the environmental impact of waste from hospital sewage, agricultural runoff, and industrial wastewater. Those wastes can contaminate water ecosystems, harming both human health and aquatic life. By employing an electrochemical method, we can treat these toxic substances in wastewater while simultaneously producing ...
Tesfaye Alamirew Dessie   +2 more
wiley   +1 more source

Production and Characterization of Open Cell Cordierite from Boron and Waste Materials by Geopolymer Method for the Emission After Treatment System of Diesel Engines

open access: yesGlobal Challenges, EarlyView.
Open porous geopolymer‐based cordierite materials are produced due to the porous structure, temperature resistance, easy and low cost applications of geopolymer. For the composition of cordierite, waste boron clay, metakaolin, fly ash and magnesium carbonate are used, while keeping the geopolymerization temperature constant, sodium silicate, sodium ...
Yavuz Ergun   +2 more
wiley   +1 more source

Efficient Oxidative Polymerization of Hydroxytyrosol Using Horseradish Peroxidase Immobilized on a Magnetic Silica‐Coated Nanocatalyst

open access: yesGlobal Challenges, EarlyView.
A magnetic Fe₃O₄@SiO₂@APTES@GA nanocatalyst is synthesized for horseradish peroxidase (HRP) immobilization, enabling efficient oxidative polymerization of hydroxytyrosol under mild conditions. The biocatalyst demonstrates high thermal and pH stability, strong reusability over 10 cycles, and effective polymerization performance.
Fatih Sevim   +4 more
wiley   +1 more source

Dry Eye Disease: Oxidative Stress on Ocular Surface and Cutting‐Edge Antioxidants

open access: yesGlobal Challenges, EarlyView.
This review has systematically evaluated the oxidative damage of cornea, tear film, lacrimal gland, conjunctiva and meibomian gland for dry eye, and concluded the antioxidants that are either commercially available or in the research phase. GQDs: Graphene quantum dots; LF: lactoferrin; ROS: Reactive oxygen species; SOD: Superoxide dismutase; tFNA ...
Rong Hu   +3 more
wiley   +1 more source

Random Access Memory (RAM) Contacts Waste Catalyzes Organic Reactions

open access: yesGlobal Challenges, EarlyView.
Wasted RAM contacts catalyze different organic reactions in good to excellent yields, with turnover numbers >0.5 million in some cases. The RAM contacts are used without any previous treatment and are recovered and reused. Kilograms of organic products could be produced with the RAM contacts of just five discarded laptops. These results open the way to
Daniel Pérez de los Cobos‐Pérez   +2 more
wiley   +1 more source

Energy Sources and Thermal Management Technologies for Electric Vehicle Batteries: A Technical Review

open access: yesGlobal Challenges, EarlyView.
Overview of Battery Thermal Management System (BTMS) methods, including air, liquid, cold plate, and hybrid cooling strategies—highlighting direct/indirect liquid techniques and hybrid integrations like PCM, refrigerant, and heat pipe systems. Abstract Efficient thermal management of high‐power lithium‐ion batteries (LiBs) is critical for ensuring ...
Md Atiqur Rahman   +6 more
wiley   +1 more source

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