Foundations of Quantum Discord

  • Vlatko VedralEmail author
Part of the Quantum Science and Technology book series (QST)


This paper summarizes the basics of the notion of quantum discord and how it relates to other types of correlations in quantum physics. We take the fundamental information theoretic approach and illustrate our exposition with a number of simple examples.



The author acknowledges funding from the John Templeton Foundation, the National Research Foundation (Singapore), the Ministry of Education (Singapore), the Engineering and Physical Sciences Research Council (UK), the Leverhulme Trust, the Oxford Martin School, and Wolfson College, University of Oxford. This research is also supported by the National Research Foundation, Prime Ministers Office, Singapore under its Competitive Research Programme (CRP Award No. NRF- CRP14-2014-02) and administered by Centre for Quantum Technologies, National University of Singapore.


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Copyright information

© Springer International Publishing AG 2017

Authors and Affiliations

  1. 1.Clarendon LaboratoryUniversity of OxfordOxfordUK
  2. 2.Centre for Quantum TechnologiesNational University of SingaporeSingaporeSingapore
  3. 3.Department of PhysicsNational University of SingaporeSingaporeSingapore
  4. 4.Center for Quantum Information, Institute for Interdisciplinary Information SciencesTsinghua UniversityBeijingChina

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