photocatalysis


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Related to photocatalysis: photocatalyst

photocatalysis

(ˌfəʊtəʊkəˈtælɪsɪs)
n, pl -ses (-siːz)
(Chemistry) the alteration of the rate of a chemical reaction by light or other electromagnetic radiation

photocatalysis

The speeding up or slowing of a chemical reaction by light.
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It has already been shown to work well in photocatalysis, a process of dividing water and hydrogen when exposed to sunlight, which can be used to produce biofuels.
Science of Synthesis: Photocatalysis in Organic Synthesis
The lab's research topics fall into two main areas: energy-saving devices such as LEDs and laser diodes for new markets and clean energy-evolution systems such as photocatalysis and artificial photosynthesis.
Photocatalysis has attracted intensive attention as a cost-effective, green chemical technology [1].
On one hand, the escalation of aeration aggrandized the reaction extent of photocatalysis leading the inadequate photodegraded small-sized intermediate ingress membrane pores easily; on the other hand, such intermediate also could be intercepted by the compact deposition fabrics.
The separate deposition were achieved by the colloid photo-deposition with a hole scavenger (CPH) method using TiO2 photocatalysis, and this was done so as an effective method to enhance the visible photocatalysis of Au nanoparticles.
MOFs are a class of materials demonstrating structural versatility, high porosity, fascinating optical and electronic properties, all of which makes them promising candidates for a variety of applications, including gas capture and separation, sensors, and photocatalysis.
Photocatalysis is an advanced oxidation process, which has been extensively studied in various areas.
Photocatalysis occurs when an electron from the valence band in a Ti[O.sub.2] crystal is excited to the conduction band by a photon of higher energy compared to the band gap between the valence and conduction bands of the crystal, thereby creating an electron-hole pair.
Within the framework of photochemical processes, different issues were addressed ranging from novel photocatalysis approaches, photocatalyst synthesis improvements, emerging contaminant degradation, and photoreactor modeling and simulation.
Among the various AOPs, titanium dioxide (Ti[O.sub.2]) photocatalysis has been known for its potential to effectively treat wastewater.
Heterogeneous photocatalysis is an advanced oxidation technology that consists of the absorption of radiant energy by a light-sensitive broadband semiconductor (1).