Videos of previous talks

22nd November 2016: Matthias Christandl (Copenhagen) -- On the tensor rank of networks of entangled pairs: tensor surgery and the laser method

Q+ Hangout: Matthias Christandl





8th November 2016: Miguel Navascues (Vienna) -- Entanglement and Nonlocality of 1D Macroscopic Systems

Q+ Hangout: Miguel Navascues






12th April 2016: David Perez-Garcia (Madrid) -- Size-driven quantum phase transitions

Q+ Hangout: David Perez-Garcia





26th January 2016: Nicole Yunger Halpern (Caltech) -- Toward physical realizations of information-theory models for small-scale thermodynamics

Q+ Hangout: Nicole Yunger Halpern




11th December 2015: Antonio Acin (ICFO, Barcelona) -- Randomness certification in quantum and general non-signalling theories.

Q+ Hangout: Antonio Acin


12th November 2015: Bas Hensen (
Bas Hensen, QuTech, Kavli Institute of Nanoscience Delft, Delft University of Technology
) --
 Experimental loophole-free violation of a Bell inequality using entangled electron spins separated by 1.3 km.

Q+ Hangout: Bas Hensen




15th October 2015: Tobias J. Osborne (
Institut für Theoretische Physik, Leibniz Universität Hannover) -- What is quantum field theory? A quantum information theorist's perspective.

Q+ Hangout: Tobias J. Osborne




9th June 2015: Lorenzo Maccone (Universita' di Pavia) -- Quantum time


YouTube Video




26th November 2014: Howard Wiseman (Griffith University) -- After 50 years, Bell's theorem still reverberates

YouTube Video




27th October 2014: Marco Piani (Strathclyde University) -- Usefulness of entanglement and steering in the discrimination of physical processes

YouTube Video




20th May 2014: Daniel Gottesman (Perimeter Institute) -- Fault-tolerant quantum computation with constant overhead
slides from this talk (pdf)

22nd April 2014: Chris Richardson (University of Liege) -- On the Uncertainty of the Ordering of Nonlocal Wavefunction Collapse when Relativity is Considered

25th March 2014: Tobias Fritz (Perimeter Institute) -- A Combinatorial Approach to Nonlocality and Contextuality


Slides from this talk (pdf)

25th February 2014: Nicolas Brunner (University of Geneva) -- Dimension of Physical Systems

Slides for this talk (pdf)

28th January 2014: Troels Frimodt Rønnow (ETH Zurich) -- Quantum Annealing with 503 qubits
Slides from this talk (PDF)

26th November 2013: Mark Wilde (Louisiana State University) -- Strong converse theorems in quantum information theory


29th October 2013: Renato Renner (ETH Zurich) -- Does freedom of choice imply that the wave function is real?

30th July 2013: Steven Flammia (University of Sydney) -- Thermalization, Error-Correction, and Memory Lifetime for Ising Anyon Systems


18th June 2013: William Wootters (Williams College) -- What is the origin of complex probability amplitudes?


27th May 2013: David Poulin (University of Sherbrooke) -- Tradeoffs Between Thermal and Quantum Fluctuations in 2D Quantum Memories

23rd April 2013: Dietrich Leibfried (NIST) -- Towards scalable quantum information processing (and quantum simulation) with trapped ions

26th March 2013: Ivette Fuentes (Nottingham) -- Quantum information processing in spacetime



Slides from this talk (powerpoint)

26th February 2013: Fernando Brandao (ETH Zurich) -- Exponential Decay of Correlations Implies Area Law


Slides from this talk (Powerpoint)

29th January 2013: Roger Colbeck (ETH Zurich) -- No extension of quantum theory can have improved predictive power


Slides from this talk (pdf)

20th November 2012: Rob Spekkens (Perimeter Institute) -- Quantum correlations from the perspective of causal discovery algorithms


YouTube video editing is not available at the moment, so the talk starts about 4min into the video.
Slides from this talk (Powerpoint)
Slides from this talk (pdf)

23rd October 2012: Markus Müller (Perimeter Institute) -- Three-dimensionality of space and the quantum bit: an information-theoretic approach

25th September 2012: Stephanie Wehner (Singapore) -- Uncertainty and the generation of randomness

Due to a technical problem, a minute of the talk around 17:00 is missing


18th September 2012: Caslav Brukner (Vienna) --  Quantum correlations with indefinite causal order


Slides from this talk (Powerpoint)

28th August 2012: Francesco Buscemi (Nagoya) -- All entangled quantum states are nonlocal: equivalence between locality and separability in quantum theory

Slides from this talk (pdf file)

19th June 2012: Scott Aaronson (MIT) -- Quantum Money from Hidden Subspaces


Slides from this talk (Powerpoint)

29th May 2012: Joe Fitzsimons (Centre for Quantum Technologies, Singapore) -- Universal blind quantum computation





9th May 2012: Vlatko Vedral (Oxford/Singapore) -- Temporal Entanglement and Thermodynamics




24th April 2012: Jonathan Oppenheim (University College London) -- Fundamental limitations for quantum and nano thermodynamics


27th March 2012: Jeff Lundeen (NRC, Canada) -- Seeing is Believing: Direct Observation of the Wavefunction