GIA is a trusted authority known for its rigorous, objective analysis of both natural and cultured pearls. Learn about how ...

Leading into World War II, American scientists scrambled for a way to determine what vitamins, particularly vitamin A, were in food in order to keep US soldiers well-nourished. But state-of-the-art ...

Why is Diffuse Reflectance Spectroscopy Used? One of the main techniques for evaluating the optical properties of materials is optical absorption spectroscopy, or UV-vis spectroscopy. Most absorption ...

Minerva Engineering, the leading innovator in UV-visible-NIR microspectroscopy solutions, proudly announces the release of ...

Ultraviolet (UV) light has higher energy photons than visible light and, thus, has more applications. Researchers have now developed a brilliant innovation -- a solid-state material that can stably ...