| Spin
interactions in a semiconductor |
| Interaction |
| Strength |
| Extent |
|
|
| Electron spin |
|
| exchange
interaction |
|
|
|
| Size of |
|
| Wave
function |
|
| >> 1 GHz |
|
|
| Electron-nuclear |
|
| hyperfine
interaction |
|
|
|
|
| 10 MHz- 1 GHz |
||
| (donors) |
||
| Contact |
|
|
| Electron spin |
|
| dipolar
interaction |
|
| 10 kHz (100 Å) |
|
|
| Nuclear spin |
|
| dipolar
interaction |
|
| 10 mHz (100 Å) |