問題詳情

3. (10%) Group-Vatoms (e.g. P, As, or Sb) have been doped in Si with an activation energy ED = 100 meV below theconduction band energy level Ec.The Fermi level (EF) is measured at an energy of 0.15 eV below Ec at roomtemperature. Assuming

, degeneracy of theionized impurity is two, please calculate


【題組】

(a) (6%) concentration of ionized donors

參考答案