Cover Page -- Title Page -- Copyright Page -- Contents -- Foreword -- Prologue -- Part 1 Quantum Interference -- 1 At the heart of the problem -- 1.1 Fribourg, May 1997 -- 1.2 First observations -- 1.2.1 Semi-transparent mirrors -- 1.2.2 First experiment -- 1.2.3 Second experiment -- 1.3 Interferometry -- 1.3.1 The initial observation -- 1.3.2 More and more surprising -- 1.3.3 Indistinguishability principle -- 1.4 End of the first class -- 2 Let's step back -- 2.1 Questions and properties -- 2.1.1 Indistinguishable cars -- 2.1.2 Everyday questions -- 2.1.3 Quantum questions -- 2.2 Waves and corpuscles -- 2.2.1 Brief history of particles -- 2.2.2 Brief history of interference -- 2.2.3 Why quantum? -- 2.3 Continuation of the programme -- 3 Dimensions and boundaries -- 3.1 On real experiments -- 3.2 Neutron interferometry -- 3.2.1 One particle at a time -- 3.2.2 Source and interferometer -- 3.2.3 The differences between the paths -- 3.2.4 The dimensions of Rauch's interferometer -- 3.3 Interference with large molecules -- 3.3.1 The career ofa student ofRauch -- 3.3.2 Researching the boundaries -- 3.3.3 The experiment performed in Vienna -- 3.3.4 Quantum football -- 4 Authority contradicted -- 4.1 The Heisenberg mechanism -- 4.1.1 Constance, 1998 -- 4.1.2 Beyond principles, a mechanism? -- 4.2 The Heisenberg mechanism in the laboratory -- 4.2.1 The interferometry ofatoms -- 4.2.2 The significance of the Constance results -- 4.3 Complementarity and uncertainty -- 5 A nice idea -- 5.1 Bangalore, December 1984 -- 5.2 Cryptography -- 5.2.1 The birth of a science -- 5.2.2 The one-time pad, or Vernam code -- 5.3 Quantum key distribution -- 5.3.1 The principle -- 5.3.2 The apparatus and the protocol -- 5.3.3 The eavesdropper does not go unnoticed -- 5.4 The fruits ofan idea -- 5.4.1 From Bangalore to Geneva -- 5.4.2 A change ofperspective.

Part 2 Quantum Correlations -- 6 Indistinguishability at a distance -- 6.1 Saint-Michel, second lecture -- 6.2 Two-particle (in)distinguishability -- 6.2.1 The Franson interferometer -- 6.2.2 The interference phenomenon -- 6.3 First exploration ofthe consequences -- 6.3.1 The principle and the surprise -- 6.3.2 Three explanations (at least) -- 6.3.3 Sending a message? -- 6.4 Continuation ofthe programme -- 7 On the origin of correlations -- 7.1 The Bell theorem -- 7.1.1 Referees, pastry cooks and particles -- 7.1.2 The Bell theorem: preliminary notions -- 7.1.3 The Bell theorem: statement -- 7.1.4 Commentaries on the Bell theorem -- 7.2 Brief history of quantum correlations -- 7.2.1 Einstein-Podolski-Rosen and non-locality -- 7.2.2 Schrodinger and non-separability -- 7.2.3 Thirty years on the shelf -- 7.2.4 John Bell, the person -- 7.3 Return to the phenomena -- 8 Orsay, Innsbruck, Geneva -- 8.1 The Aspect experiments (1981-82) -- 8.1.1 The first experiments -- 8.1.2 Locality loophole -- 8.2 Two other experiments, in 1998 -- 8.2.1 The Aspect experiment carried to perfection -- 8.2.2 Correlations at 10 km -- 8.3 A curious argument -- 8.4 'Experimental metaphysics' -- 9 Attempts at explanation -- 9.1 To the source ofthe surprise -- 9.2 The 'orthodox' approach -- 9.2.1 A satisfactory approach -- 9.2.2 Bohr's vision -- 9.2.3 Everett's vision -- 9.3 Other foundations -- 9.4 The mechanistic interpretation ofpilot waves -- 9.5 Further notes for a balance -- 9.5.1 Randomness and determinism -- 9.5.2 My position -- 10 In my end is my beginning -- 10.1 Variations -- 10.2 Quantum teleportation -- 10.3 Epilogue -- Endnotes -- Index.