Quantum mechanics: the physics of the microscopic world. Part 1 of 2

Lecture 1. The Quantum enigma ; Lecture 2. The View from 1900 ; Lecture 3. Two revolutionaries : Planck and Einstein ; Lecture 4. Particles of light, waves of matter ; Lecture 5. Standing waves and stable atoms ; Lecture 6. Uncertainty ; Lecture 7. Complementarity and the Great debate ; Lecture 8. Paradoxes of interference ; Lecture 9. States, amplitudes, and probabilities ; Lecture 10. Particles that spin ; Lecture 11. Quantum twins ; Lecture 12. The Gregarious particles.