Geometric Measures of Quantum Correlations with Bures and Hellinger Distances

  • D. SpehnerEmail author
  • F. Illuminati
  • M. Orszag
  • W. Roga
Part of the Quantum Science and Technology book series (QST)


This chapter contains a survey of the geometric approach to quantum correlations. We focus mainly on the geometric measures of quantum correlations based on the Bures and quantum Hellinger distances.



We acknowledge support from the French ANR project No. ANR-13-JS01-0005-01, the EU FP7 Cooperation STREP Projects iQIT No. 270843 and EQuaM No. 323714, the Italian Minister of Scientific Research (MIUR) national PRIN programme, and the Chilean Fondecyt project No. 1140994.


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© Springer International Publishing AG 2017

Authors and Affiliations

  • D. Spehner
    • 1
    • 2
    Email author
  • F. Illuminati
    • 3
    • 4
  • M. Orszag
    • 5
  • W. Roga
    • 6
  1. 1.Université Grenoble Alpes, Institut FourierGrenobleFrance
  2. 2.CNRS, Laboratoire de Physique et Modélisation des Milieux CondensésGrenobleFrance
  3. 3.Dipartimento di Ingegneria IndustrialeUniversità degli Studi di SalernoFisciano (SA)Italy
  4. 4.INFN, Sezione di Napoli, Gruppo collegato di SalernoFisciano (SA)Italy
  5. 5.Pontificia Universidad Católica, Instituto de FísicaSantiago 22Chile
  6. 6.Department of PhysicsUniversity of StrathclydebGlasgowUK

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