Speaker:
Rui Han
Speaker Link:
Institution:
UC Irvine
Time:
Friday, February 17, 2017 - 1:00am to 1:50am
Location:
RH 510M
We will show that for any periodic potential, the spectrum contains at most finitely many gaps. Furthermore, for small enough periodic potential, the spectrum contains no gaps at all.
This talk is based on a 1982 paper "A remark on two dimensional periodic potentials" by Dahlberg and Trubowitz.