Question

What causes the depletion region?



a. doping



b. diffusion



c. barrier potential



d. ions?

Answer 1

In semiconductor physics, the depletion region, also called depletion layer, depletion zone, junction region, space charge region or space charge layer, is an insulating region within a conductive, doped semiconductor material where the mobile charge carriers have been diffused away, or have been forced away by an ...