Foundations of Quantum Mechanics:

Lecture 12

27.5.2013

(continued) Weak measurements (including numerical quantum jump trajectories, Quantum Zeno effect, and decoherence vs. information gain);

 

2.7 Quantum information processing. Quantum computation, quantum simulation, and quantum communication. Quantum bits and gates. Quantum circuits. Physical implementation in circuit QED.

Foundations of Quantum Mechanics:

Lecture 11

23.5.2013

(continued) Basic features of measurement (irreversibility, Everett picture of many branches);

3.2 Weak measurements

 

More detailed derivation of Fermi Golden Rule rates expressed via quantum noise spectra [note: in contrast to the announcement, there is no mistake in the previous lecture"s formulas]. Numerical simulations of Bloch equations for driven two-level systems. Dissipative Rabi dynamics. Spectroscopy. Power-broadening. Multi-photon transitions. Dynamics beyond the rotating-wave approximation (Bloch-Siegert shift). 2.6 Dissipative dynamics in circuit QED.

Foundations of Quantum Mechanics: Lecture 10

17.5.2013

(continued) Entanglement;

3. The measurement process;

3.1 Basic features (Stern-Gerlach example, "quantum eraser", irreversibility, example of photon-detection in the human eye)

 

(continued with Lindblad equations) Application to harmonic oscillator. Pure dephasing. Bloch equations for a dissipative two-level system. T1 and T2 times. Expression of decay rates via quantum noise spectra. Some comments on the general structure of Lindblad master equations, especially for numerical solutions.