| 摘要 |
A method of activating a photocatalyst, for applying a LED beam onto a visible light-responding photocatalyst having an activity by means of the action of light with a wavelength of at least 420 nm. A device having a visible light-responding photocatalyst-containing layer on a LED substrate. A device including a LED, a visible light-responding photocatalyst, and a light transfer means for transferring light from the LED to the visible light-responding photocatalyst.
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