Molten lava and yogurt and are well-known examples of non-Newtonian fluids, also known as soft solids. A soft solid can act like either a solid or a liquid, based upon the stress that has acted upon ...

Saturable absorption, the decrease in the absorption of light with increasing intensity, is a well-known effect in the visible and near-visible region of the electromagnetic spectrum 1, and is a ...

It is possible to use infrared spectroscopy as an analytical measurement technique for determining the molecular constituents or chemical groups of a highly range of solid, liquid, and gaseous sample ...

Many commercial techniques exist for solid sample analysis, and the best choice depends on the analytical requirements. Techniques range from inexpensive, portable methods for bulk analysis to costly, ...