Timeline for Is a gapless system always conducting and a gapped system insulating?
Current License: CC BY-SA 3.0
3 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Oct 7, 2014 at 18:24 | comment | added | Adam | It means that the correlation function goes to zero exponentially at long distance. In momentum/frequency, it means that as $\omega,q\to 0$, the correlation function is finite. | |
| Oct 7, 2014 at 16:07 | comment | added | sebastianspiegel | What does it mean for a correlation function to be gapped? | |
| Oct 7, 2014 at 7:17 | history | answered | Adam | CC BY-SA 3.0 |