Quantum time crystals

Research output: Contribution to journalArticlepeer-review

533 Scopus citations

Abstract

Some subtleties and apparent difficulties associated with the notion of spontaneous breaking of time-translation symmetry in quantum mechanics are identified and resolved. A model exhibiting that phenomenon is displayed. The possibility and significance of breaking of imaginary time-translation symmetry is discussed.

Original languageEnglish (US)
Article number160401
JournalPhysical Review Letters
Volume109
Issue number16
DOIs
StatePublished - Oct 15 2012
Externally publishedYes

ASJC Scopus subject areas

  • General Physics and Astronomy

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