Ashcroft & Mermin Chapter 11 - National Tsing Hua Universityspin/course/106S/Ashchoft...

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Ashcroft & Mermin

Chapter 11

Other Methods for

Calculating Band Structure:

Wigner Seitz Cellular method,

& Muffin tin potential

Part I

Core wave function

Valence wave function

Spherical symmetric

Actually is much flatter

Muffin tin potential,compare with Fig. 11.5

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