摘要
The Hofstadter problem for rational flux with even Q is studied using the chiral representation introduced in a previous paper. We explicitly show that the zero-energy states exist and are degenerate. We also discuss a formal treatment of the perturbations around these zero-energy states.
| 原文 | 英語 |
|---|---|
| 頁（從 - 到） | 435-441 |
| 頁數 | 7 |
| 期刊 | Chinese Journal of Physics |
| 卷 | 41 |
| 發行號 | 5 |
| 出版狀態 | 已發佈 - 2003 10月 |
ASJC Scopus subject areas
- 一般物理與天文學