Faculty of Physics
University of Vienna

Latest Publications:

L. F. Streiter, F. Giacomini, and Č. Brukner, Relativistic Bell Test within Quantum Reference Frames, Phys. Rev. Lett. 126, 230403 (2021). (prl)

P. Allard Guérin, V. Baumann, F. Del Santo and Č. Brukner, A no-go theorem for the persistent reality of Wigner’s friend’s perception, Communications Physics 4, 93 (2021) (comm.phys.)

G. Rubino, L. A. Rozema, D. Ebler, H. Kristjánsson, S. Salek, P. A. Guérin, A. A. Abbott, C. Branciard, Č. Brukner, G. Chiribella, and P. Walther, Experimental quantum communication enhancement by superposing trajectories,  Phys. Rev. Research 3, 013093 (2021). (phys. rev. res.)

A. Dimić, M. Milivojević, D. Gočanin, N. S. Móller and Č. Brukner, Simulating indefinite causal order with Rindler observers, Front. Phys., 26 October 2020. (front. phys.)

L. J. Henderson, A. Belenchia, E. Castro-Ruiz, C. Budroni, M. Zych, Č. Brukner, and R. B. Mann, Quantum Temporal Superposition: The Case of Quantum Field Theory, Phys. Rev. Lett. 125, 131602 (2020). (prl)

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)



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

Watch our video clip on causal witnesses

News:

June 2021: Our paper entitled "Relativistic Bell Test within Quantum Reference Frames" was published in Physical Review Letters. (Read the press release).

May 2021: Our paper "A no-go theorem for the persistent reality of Wigner’s friend’s perception" was published in Communication Phyisics. Read the press release.

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)

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