photonegative


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photonegative

[¦fōd·ō′neg·ə·tiv]
(electronics)
Having negative photoconductivity, hence decreasing in conductivity (increasing in resistance) under the action of light; selenium sometimes exhibits photonegativity.
References in periodicals archive ?
A deck of "parallel" (double-sided) playing cards Gander originally made in 2006 in collaboration with the London-based design collective Europa for the Standard hotel in Miami, this third edition is printed in acid Pantone colors in a photonegative version of the original (backgrounds are black; numbers and suits in color).
The suburban computer meccas of Irvine and Austin have a photonegative image in the scores of decaying inner-ring suburbs around Minneapolis or Chicago, the "midopolises" that are now afflicted with all the urban problems that their residents thought they had escaped.
Deep Ultra Violet (DUV) light passes through conventional masks like light through a photonegative.