Two-phase equilibrium: A binary colloidal mixture can exist in up to six phases at the same time. (Courtesy: R Tuiner) A binary colloidal mixture can exist in up to six phases at the same time, ...

Students will learn how to categorize matter as either pure substances or mixtures. Students will apply tests, based on physical properties of matter samples, to determine whether a mixture is ...

Highly purified crystals that split light with uncanny precision are key parts of high-powered lenses, specialized optics and, potentially, computers that manipulate light instead of electricity. But ...