Sentence examples for sunlight has been from inspiring English sources

A plant lighting system using sunlight has been investigated and compared to systems using electrical lighting.

A novel solar-thermochemical reactor for the reduction of ZnO powder using concentrated sunlight has been designed, constructed and tested.

Satellite measurements show that the sun remains as bright as ever, but that less and less sunlight has been making it through the atmosphere to the ground.

Perinatal exposure to sunlight has been suggested as the principal factor underlying this relationship, although the mechanisms involved remain a matter of debate.

However, exposure to UV in sunlight has been proved to be hazardous to humans, and the heat content of IR degrades illumination quality.

Alternatively, the fluid may be pumped through an evacuated glass tube or a volume of space onto which a large volume of sunlight has been focused (and hence concentrated) by reflecting mirrors.

Finally, some experiments under sunlight have been performed.

The clean white envelope, brilliant in the sunlight, had been spotted from forty yards away.

Sunglasses that darken automatically in response to bright sunlight have been available for eyeglasses for 40 years.

A 12% solar to electrical conversion efficiency and the equivalent of two months operation in sunlight have been realized for a semiconductor liquid junction solar cell.

Guidelines and standards for the provision of sunlight have been formulated in the past few decades in low-density living environment.