photocatalyst


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photocatalyst

[‚fōd·ō′kad·əl·ist]
(physical chemistry)
A light-absorbing substance which, when added to a reaction, facilitates the reaction, while remaining unchanged at the end of the reaction.
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References in periodicals archive ?
The photocatalyst possesses a large surface-area to volume-ratio which contributes the efficient detoxification of the harmful pollutants.
Ao, CH, Lee, SC, "Indoor Air Purification by Photocatalyst Ti02 Immobilized on an Activated Carbon Filter Installed in an Air Cleaner.
2] photocatalysts were low prices, chemical stability and no toxicity and which can be completely declorization and immobilization of many toxic organic pollutants [8].
2] has been of great interest for various applications in chemical sensor, catalyst, and photocatalyst for the treatment of organic pollutants in water and air, and energy conversion fields (1-3).
SDK), has developed titanium oxide fine particles for use in UV-light-responsive photocatalyst with highest-level activity.
Once made, each photocatalyst and dark catalyst is tested in a chamber filled with air pollutants.
A mercury lamp (Philips, 160 W) was also put in front of the working electrode (the photocatalyst thin film) at a distance of 20 cm.
28) TOTO Photocatalyst Project Report, "Super-Hydrophilic Photocatalyst and Its Applications," July 23, 1996.
jp) said Wednesday it has developed an automobile air cleaner that removes smell-inducing substances and kills viruses with a photocatalyst activated by a new violet light-emitting diode (LED).
The nanoparticles can also be used as visible light sensitive photocatalyst in the purification of water contaminated by medical wastes.