Introduction to Quantum Information Theory

Place
ENS-PSL
Fall semester
Level Master 2 3 ECTS - English
Master 2
Instructor(s) Alain Sarlette ( INRIA )
Contact

Mame Diallo

Gestionnaire du Master Quantum Engineering

mame.diallo@phys.ens.fr


Secrétariat de l’enseignement 

enseignement@phys.ens.fr


 

Alain Sarlette, Harold Ollivier

Syllabus

1. States: Density matrices, Inner product, Norms, Fidelity, TVD, State decomposition (Schmidt, Pauli)

2. Operators (1): Unitary representation, CPTP Maps, Other representations (larger unitary / Kraus / Choi)

3. Operators (2): Pauli operators, Channels acting on operator algebra, Recovering subsystems from commutation relations, Clifford Hierarchy, Classes of restricted operations (LOCC, LO1WCC)

4. Measurements: Projective Measurements, Update rule, POVM, Non-commuting / joint measurability

5. Entanglement: Measures of entanglement, Entanglement monotones, Distillation of entanglement, Using entanglement (Teleportation, Swaping, Gate teleportation, Relation with Choi, Super dense coding)

6. State discrimination: Hypothesis testing, Entropies, Holevo, Conditional entropy / mutual information / strong subadditivity, Data processing inequality, Relative Entropy, Pinsker.

7. State estimation: Tomography, Efficiency of tomography, Shadow Estimation

8. Some applications of quantum communication: QKD, Fingerprinting, Uncloneable encryption, Self-testing

Prerequisites

M1

Evaluation

Written