Dear All,<br><br> I am wondering about the nearly free electron states . To identify such states,<br>does it mean that its effective mass is very close to free electron ,And we can identify<br>it from bands' dispersion ? <br>
<br> Bests<br>H.P<br clear="all"><br>-- <br>Hai-Ping Lan <br>Department of Electronics ,<br>Peking University , Bejing, 100871<br><a href="mailto:lanhaiping@gmail.com">lanhaiping@gmail.com</a>, <a href="mailto:hplan@pku.edu.cn">hplan@pku.edu.cn</a>