# Effective mass

1. Jul 12, 2008

### Sahar

Hallo ...
I would like to know about the effect of the effective mass on the band structre of the materails..

2. Jul 12, 2008

### ZapperZ

Staff Emeritus
You need to ask a more specific question here, because this is extremely vague. What exactly it is that you want to "know", assuming that you know how to find an effective mass given a band structure $\epsilon(k)$?

Zz.