THE examination of crystals of silver halides in the electron microscope is of considerable interest in view of their importance in photography. So far, most research has been carried out with ...

Researchers have devised a method for following the gelation of colloidal gels. Their confocal microscopy technique has allowed the different stages of the process to be analyzed, leading to insights ...

Tokyo, Japan - The term colloidal gel might not be one that is immediately familiar to everybody. However, most people come into contact with these materials every day. Many cosmetics, pharmaceuticals ...

Argyria is an irreversible condition caused by silver accumulation in the skin. While topical and implanted silver products are safe, there is no clinical indication for oral colloidal silver use.

Colloidal silver is a controversial alternative medicine. Advocates claim it may be used to treat a variety of acute and chronic conditions, but there’s no scientific evidence to support these claims.