Seminars
January 12th, 2016 MACIEJ LEWENSTEIN Quantum Optics Theory group
ICFO-The Institute of Photonic Sciences

Basics of quantum information: entanglement in bipartite systems, entanglement criteria; entanglement witnesses; linear maps and Jamiołkowski-Choi-Sudarshan isomorphism; sufficient entanglement criteria.

Theory Lecture, September 29, 2015, 10:15. Blue Lecture Room


Basics of quantum information: measurements: von Neumann, POVMs, channels; operations: LOCC, separable, stochastic separable, SLOCC; J-C-S isomorphism for operations; entanglement measures: pure states, operational entanglement measures; convex roof entanglement measures; entanglement in many body systems: entanglement in two body reduced density matrix, localizable entanglement; entanglement entropy.

Theory Lecture, October 6, 2015, 10:15. Blue Lecture Room


Basics of quantum information: entanglement in many body systems: entanglement in two body reduced density matrix, localizable entanglement; entanglement entropy and entanglement spectrum; entanglement in multipartite systems; three parties; genuine multipartite entanglement witnesses and checks; Fisher information and its role in metrology; quantum Fisher information and entanglement. Open problems.

Theory Lecture, October 13, 2015, 10:15. Blue Lecture Room


Basics of quantum information: non-locality; device independent characterization of correlations: Non-signaling correlations, quantum correlations and local correlations; Bell’s theorem, Bell and Clauser-Horne- Shimony-Holt (CHSH) inequality; current status of knowledge: which states are non-local? Non-locality in quantum many body systems; derivation of permutation symmetric and translationally invariant Bell inequalities; open problems.

Theory Lecture, October 20, 2015, 10:15. Blue Lecture Room (Lecturer: M. Lewenstein/Jordi Tura)


Strongly-interacting quantum gases: BEC-BCS crossover

Theory Lecture, October 27, 2015, 10:15. Blue Lecture Room (Lecturer: Pietro Massignan)


Strongly-interacting quantum gases: variational Ansaetze

Theory Lecture, November 3, 2015, 10:15. Blue Lecture Room (Lecturer: Pietro Massignan)


Strongly-interacting quantum gases: derivation and properties of the universal (Tan\'s) relations

Theory Lecture, November 10, 2015, 10:15. Blue Lecture Room (Lecturer: Pietro Massignan)


Strongly-interacting quantum gases: universal thermodynamics

Theory Lecture, November 17, 2015, 10:15. Blue Lecture Room (Lecturer: Pietro Massignan)


Lieb-Robinson bounds - propagation of correlations in lattice systems

Theory Lecture, November 24, 2015, 10:15. Blue Lecture Room (Lecturer: Christian Gogolin)


Equilibration and thermalization - how to define them in closed quantum systems and what we know about them

Theory Lecture, December 1, 2015, 10:15. Blue Lecture Room (Lecturer: Christian Gogolin)


Structural properties of thermal states of spin and fermionic systems - when they can undergo phase transitions and how stable they are against local perturbations

Theory Lecture, December 15, 2015, 10:15. Blue Lecture Room (Lecturer: Christian Gogolin)


Bogoliubov\'s Inequality and beyond - proofs of the absence of phase transitions in 1D systems

Theory Lecture, January 12, 2016, 10:15. Blue Lecture Room (Lecturer: Christian Gogolin)

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