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Dictionary


pho•to•cath•ode



Pronunciation: (fō"tō-kath'ōd), [key]
n.
a cathode, typically of a cesium or sodium compound, having the property of emitting electrons when activated by light or other radiation.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

photocatalysisphotocell
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