dark current

British  

noun

1. the residual current produced by a photoelectric device when not illuminated

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Example Sentences

But there’s a dark current running underneath that perfect cookie-cutter image.

From Salon

Operators will also point the telescope at starless areas of sky to understand the “dark current” created by thermal noise in the instrument itself.

From Science Magazine

And it will roil a dark current of 21st-century politics, concerning which some 19th-century history is germane.

From Washington Post

“We entered the flow of the river together, its deep, dark current known to us, and its assurance, and we gave ourselves to ablution.”

From Washington Post

However, owing to thermally induced dark current, room-temperature operation is still a great challenge for semiconductor photodetectors targeting the wavelength band between 8 and 12 micrometres2, and all relevant applications, such as imaging, environmental remote sensing and laser-based free-space communication3,4,5, have been realized at low temperatures.

From Nature