It is no mystery that light is essential to human life. Since the discovery of fire, humans have developed various artificial light sources, such as incandescent lamps, gaslights, discharge lamps, and ...

This is a preview. Log in through your library . Abstract In agricultural and natural systems, diffuse light can enhance plant primary productivity due to deeper penetration into and greater ...

This is a preview. Log in through your library . Abstract Recent studies have shown that photosynthesis may increase under diffuse light regimes (e.g., cloud-generated) compared to direct (collimated) ...

I TOOK advantage of a recent opportunity to make some observations on polarisation of the diffused light in sea-water, using a detector consisting of four quartz prisms made up on the De Senarmont ...

TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...