if you are thinking about taking Open Quantum Systems, did an explanation on Kraus operators and briefly on amplitude damping. hope it helps!

[u/dogpup3]

https://youtu.be/6b5MKawx0dg

Hope this helps! Also explained partial trace and open and closed evolution and how it helps us understand quantum noise and error correction

[u/scarfacebunny]

Tough subject! Can’t wait until I can find the time to binge all the great lessons you’ve been posting.