Since the 16 th century, crystal chandeliers have created ethereal, romantic visual focal points for the rooms in which they are hung. Italian gem cutters were experts at shaping rock crystal into a ...

Crystal chandeliers are back in the spotlight. Modern crystal lighting is light-years away from the granny styles of the past, but it really never lost its hold on certain segments of the market.

Spectroscopy is the use of light to analyze physical objects and biological samples. Different kinds of light can provide different kinds of information. Vacuum ultraviolet light is useful as it can ...