Articles tagged with Photocatalysis
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New photocatalysts transform lignin into valuable aromatic compounds, reducing environmental burden. Laboratory studies show up to 90% selectivity in reactions, enabling industrial-scale processing.
Chemists at LMU München have created a new class of porous organic materials that can be used as molecularly tunable photocatalysts for light-driven hydrogen gas production. These materials exhibit features facilitating photocatalytic processes and offer a combination of practicality and efficiency.
Researchers have discovered a new pathway to construct carbon-oxygen bonds using a light-activated catalyst, expanding nickel chemistry's potential impact on pharmaceuticals and agriculture. The breakthrough overcomes previous challenges with traditional nickel catalysis.
Researchers have developed a hybrid photocatalyst using titanium dioxide nanoparticles, silver, and reduced graphene oxide that can break down BPA under visible light. This new material has significantly improved photocatalytic activity compared to traditional TiO2 nanoparticles.
A new synthesis method enables the creation of nanostructures that efficiently split water into hydrogen fuel using sunlight. The approach allows for the design and construction of higher-order nanostructures with specific symmetries or shapes, enabling potential applications in quantum computing, sensors, and clean energy.
A team of chemists at UC Riverside proposes a new model explaining the promoting effect in photocatalysis, suggesting that excited electrons promote hydrogen reduction on the semiconductor surface rather than transferring to metals. This radical approach could lead to the development of more economical and efficient photocatalysts.
A recent study published in Chemical Reviews suggests that photocatalysis offers the greatest potential for removing ethylene gas, reducing spoilage and financial losses. By transforming ethylene into carbon dioxide and water, this technology has the potential to increase food quality and availability globally.
Researchers at the University of Illinois have developed a new material approach that enhances visible light absorption in titanium dioxide, leading to increased solar cell efficiency. This breakthrough has significant implications for clean energy production, waste water purification, and other applications.
Researchers at Ruhr-University Bochum develop novel composite materials to enhance the degradation rate of photocatalysts. The goal is to implement these photocatalysts into a liquid paint for easy coating on photoreactors, enabling efficient and cost-effective water decontamination in remote areas.
Researchers have successfully created a nano-bio PEC electrode, consisting of iron oxide conjugated with a protein from blue-green algae, which is twice as efficient in water splitting as iron oxide alone. The use of phycocyanin, a light-harvesting protein, improves the electrode's ability to absorb photons and generate photocurrent.
Researchers from Lawrence Berkeley National Laboratory created a durable and efficient photocatalyst that can collect solar energy to extract hydrogen from water. The disorder-engineered nanocrystal absorbs infrared light, making it attractive for use in clean-energy technologies.