Today, researchers are defying a classical theory from American physicist Josiah Willard Gibbs, with proof of a five-phase equilibrium, something that many scholars considered impossible. Frozen water ...

BEGINNING with a chapter on energetics, in which Ostwald is followed, the author treats in order the properties of gases, thermodynamics, physical change including the properties of solutions, ...

Frozen water can take on up to three forms at the same time when it melts: liquid, ice and gas. This principle, which states that many substances can occur in up to three phases simultaneously, was ...