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A unit of illumination, used in measuring low-level illumination, equal to 10-3 lux.


[näks or ¦en¦ō′eks]


goddess of night. [Rom. Myth.: Wheeler, 261]
See: Night
References in periodicals archive ?
Kemp presented a case study of a metalcaster in a NOx emission trading area that could generate revenue from revamping its environmental equipment.
In fact, some stations increased their Smog Check prices when they began using the equipment last June; others began passing their costs on to consumers in September when NOx testing began.
The single droplet combustion test with the liquors showed that the pyrolysis-NO gives a good approximation of the NOx formation tendency of the black liquor.