E Vs K, Brillouin zones and the Origin of Bands 

Thank you, now I understand how to make the reduced form, which is not a simple transfer, as it makes sense in books!

Really mind blown.

Voawww. Perfect. Sir, mankind need your other courses. Full solid state course please.

Superb.

so good

Awesome 👍

Why does diffraction make the E vs k curve (and the Fermi surface) discontinuous?

interesting

Sir which book we can follow to understand all these things.?