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SUMMARY:Quantum steering inequalities - Adam Rutkowski\, Gdansk
DTSTART:20160526T131500Z
DTEND:20160526T141500Z
UID:TALK65540@talks.cam.ac.uk
CONTACT:Steve Brierley
DESCRIPTION:Quantum steering is a relatively simple test for quantumness o
 f\ncorrelations\, proving that the values of quantum-mechanical measuremen
 t\noutcomes come into being only in the act of measurement. By exploiting\
 nquantum correlations Alice can influence (steer) Bob's physical system in
 \na way inaccessible in classical world\, leading to violation of some\nin
 equalities. Demonstrating this and similar quantum effects for systems\nof
  increasing size\, approaching even the classical limit\, is a\nlong-stand
 ing challenging problem. We provide experimentally feasible\nsignature of 
 unbounded violation of a steering inequality. We derive its\nuniversal for
 m where tolerance for measurement-setting-errors is\nexplicitly build-in b
 y means of the Deutsch--Maassen--Uffink entropic\nuncertainty relation.\n
LOCATION:MR11\, Centre for Mathematical Sciences\, Wilberforce Road\, Camb
 ridge
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