Faculty of Physics
University of Vienna

Latest Publications:

A. Tavakoli, M. Żukowski, and Č. Brukner, Does violation of a Bell inequality always imply quantum advantage in a communication complexity problem? Quantum 4, 316 (2020). (quant)

C. Brukner, News & Views: Facts are relative, Nature Physics (2020) (nat.phys)

L. C. Barbado, E. Castro-Ruiz, L. Apadula, and Č. Brukner, Unruh effect for detectors in superposition of accelerations,
Phys. Rev. D 102, 045002 (2020) (prd)

E. Castro, F. Giacomini, A. Belenchia and C. Brukner, Quantum clocks and the temporal localisability of events in the presence of gravitating quantum systems,
Nature Communications 11, 2672 (2020) (nat.comm)

V. Baumann, Č. Brukner,
Wigner’s Friend as a Rational Agent,
in: Hemmo M., Shenker O. (eds) Quantum, Probability, Logic, Jerusalem Studies in Philosophy and History of Science (Springer, Cham, 2020). (book) (arXive version)

F. Giacomini, E. Castro-Ruiz and Č. Brukner,
Relativistic Quantum Reference Frames: The Operational Meaning of Spin,
Phys. Rev. Lett. 123, 090404 (2019). (prl)

M. Zych, F. Costa, I. Pikovski and Č. Brukner,
Bell’s theorem for temporal order,
Nature Communications 10, 3772 (2019) (nat.comm).

J. Bavaresco, M. Araújo, Č. Brukner, and M.Túlio Quintino
Semi-device-independent certification of indefinite causal order,
Quantum 3, 176 (2019). (quantum)

I. Kull, P. A.Guérin and Č. Brukner
A spacetime area bound on quantum correlations
npj Quantum Information 5, 48 (2019) (npj)

V. Baumann, F. Del Santo, C. Brukner,
Comment on Healey's "Quantum theory and the limits of objectivity"
Foundations of Physics, 49(7), 741-749 (fop)

A. Belenchia, R. M. Wald, F. Giacomini, E. Castro-Ruiz, Č. Brukner, and M. Aspelmeyer, 
Information content of the gravitational field of a quantum superposition,
Int. J. Mod. Phys. D 1943001 (2019). (int.j.m.phys.)

P. A.Guérin, G. Rubino, Č.Brukner,
Communication through quantum-controlled noise
Phys. Rev. A 99, 062317 (2019) (pra)

F. Giacomini, E. Castro, and Č. Brukner,
Quantum mechanics and the covariance of physical laws in quantum reference frames,
Nature Communications 10, 494 (2019) (nat.comm)

P. Allard Guérin, M. Krumm, C. Budroni and Č. Brukner,
Composition rules for quantum processes: a no-go theorem,
New J. Phys. 21, 012001 (2019) (njp)

More publications ...

Institute for Quantum Optics and Quantum Information
www.iqoqi-vienna.at

Watch our video clip on causal witnesses

News:

August 2020: C. Brukner wrote News and Views in Nature Physics on "A strong no-go theorem on the Wigner’s friend paradox" by Kok-Wei Bong et al.

June 2020: Our paper on the temporal localisability of events in the presence of gravitating quantum systems has been published in Nature Communications. (Read the press realise in english or a media cover in german)

April 2020: Our paper entitled "Bell's theorem for temporal order" has been chosen among 50 most read Nature Communications articles in physics published in 2019. Featuring authors from around the world, these papers highlight valuable research from an international community.

August 2019: A paper on an operational definition of the relativistic spin has appeared in Physical Review Letters.

August 2019: Our paper entitled "Bell's theorem for temporal order" has been published in Nature Communications (read the press realise)

July 2019: Our paper on area law for quantum correlations across spacetime has been published in npj Quantum Information (read the press realise).

May 2019: Our essay has won the first prize of the Gravity Research Foundation 2019 “Essays on Gravitation” contest. 

March 2019: Science-popular article entitled "Kausalität in der Quantenwelt" by Philip Walther und Caslav Brukner appeared in Spektrum der Wissenschaften.

January 2019: Our paper on quantum reference frames appeared in Nature Communications (read the press realise)

August 2018: A new paper published in Nature Physics

March 2018: An overview article by C. Brukner published in Physics Today online. 

More news ...