A doped semiconductor has impurity levels 40 meV (millielectron volt) below the conduction band, (a) Is the material n-type or p-type? (b) In a thermal collision, an amount of energy KT (a) Is the material n-type or p-type? (b) In a thermal collision A doped semiconductor has impurity levels 40 meV (millielectron volt) below the [...]