(quantum mechanics) The field concerned with the interaction of radiation and matter, and on the effects of quantum mechanics on the behaviour of electrons.

(chemistry, physics) the application of quantum mechanics to chemical problems

(physics) the study of the interaction of electromagnetic radiation with electrically charged matter within the framework of relativity and quantum mechanics

(quantum mechanics) Any of a class of solids (such as that of helium) whose atoms or molecules undergo large zero-point motion even in the quantum ground state (at absolute zero).

(quantum mechanics) The quantum theory of the gravitational field. / (quantum mechanics) The study of quantum fields in curved spacetime.

(quantum computing) A computer that exploits quantum mechanical phenomena to transcend classical time complexity limitations.

plural of quantum computer

(physics) A theory developed in the early 20th century, according to which nuclear and radiation phenomena can be explained by assuming that energy only occurs in discrete amounts called quanta.

Alternative form of quantum mechanical

(physics) A superfluid quantum gas composed of polarized electric or magnetic dipoles