Lecture notes

• Quantum Error Correction (Summer Semester 2024). My lecture notes are available on this page.

• Thermodynamics of Quantum Information Processing. Presented at Squid's Quantum Thermodynamics Summer School in Les Diablerets, Switzerland (2021); view recorded talk ↝

• Landauer's principle, Information and Observers in Thermodynamics, and the Resource Theory of Thermodynamics. Presented as a guest lecture at Caltech (2018)

Summaries on various topics

The following documents are summaries on specific topics, given to students while TA'ing during my Ph. D. at ETH Zurich (2011–2016).

• Summary on the Density Operator
• Summary on Rotation and Spin
• Summary on Symmetries, Rotation and Spin
• Summary on Electric Field (for Physics lecture to biologists, chemists, pharmacists)
• Summary on Waves, Path integrals, and QM mindset (German with language mistakes)
• Summary on Posulates of QM (based on Cohen-Tannoudji; German with language mistakes)
• Summary on Dirac Delta Function and Fourier Transformation (in an approximation to German)
• Invariance of the Schrödinger Eq. of charged particle under Gauge Transformation
• Short Summary on Bessel Functions
• Summary on Solving the Schrödinger Eq. for a Spherically-Symmetric Potential (approximately German)
• Summary on Scattering (approximately German)
• Summary on Approximation Methods (Ritz Variation method; Perturbation Theory) (approximately German)
• Summary & Diagram on Stationary Perturbation Theory (approximately German)
• Summary on Time-Dependent Perturbation Theory (approximately German)
• Summary on the Tensor Product in Quantum Mechanics (approximately German)
• Summary on EPR Argument and Bell's Theorem (Entanglement) (approximately German)
• Summary on Smooth Entropies and the I.I.D. Limit

(Disclaimer: No guarantees. Some signs might be wrong and occasionally arguments too sketchy. Double-check with a real book.)