1. C ZnO

2.  kristall bindning

3. N st Si atoms Filled; 2N electons Filled; 2N + 6N Filled; 2N Unfilled; 4N

4. N st Si atoms Filled; 2N electons Filled; 2N + 6N Filled; 2N Unfilled; 4N

5. Eks: Si Eks: GaAs

7. Par av e - og hull (h + ) (EHP) ! Intrinsisk Si

8. Ekstrinsisk Si N-type P-type

9. Kvantbrunn

11. Fermifordelning i intrinsisk, n-type og p-type material n p n = p

12. Schematic band diagram Density of states Fermi-Dirac distribution Carrier concentration

13. RT

15. Variation of mobility as a function of total doping concentration (N a + N d ) for Si, Ge and GaAs at 300 K

16. To materialer i likevekt

17. Hall effekt