Sentence examples for actions of light from inspiring English sources

Yet melanopsin is expressed in a class of mammalian retinal ganglion cells centrally involved in the regulation of the circadian cycle and in other "non-imaging" actions of light.

Despite loss prevention's current focus on organized retail crime and e-fencing, by far the biggest theft problem faced by retailers is internal — the actions of light-fingered employees.

In 1874 Abney made the first quantitative measurements of the action of light on photographic materials.

Black ink goes brown, papers bleach or darken, colour values change for ever under the action of light.

Photodynamism, conversion of certain substances in the skin of animals into other substances by the action of light.

Fragility is a major disadvantage, and only coloured glass protects those products sensitive to the action of light.

Wood can become darker or lighter or lose its structural integrity through the action of light energy acting as a catalyst for other chemical reactions.

And our levels of vitamin D, the "sunshine vitamin" produced by the action of light on skin, tend to run low.

Called "free radicals", these are generated by the action of light and have unpaired electrons in them, which act as tiny magnets.

One of the most important discoveries of the period of about 1430 especially in the work of van Eyck was the multifarious effects a painter can achieve by observing the action of light.

Unlike Rembrandt, whose figures characteristically emerge from a dark background and are modeled by the action of light, Fabritius silhouetted his figures against light backgrounds and specialized in depicting the subtlety of daylight effects; in this he influenced both Pieter de Hooch and Johannes Vermeer (who is thought to have been his pupil).