Uploaded August 2021 | Updated September 2026, 1 week ago

---

We conclude this video with a discussion of scattering between photons and free electrons.

Errors: 12:30 The dV at the end of the H-hat-i double-prime expression is typeset as a superscript. It should have been typeset in a normal-size font.
19:29 The final 13-second audio clip was accidentally repeated.