A、formed within one material with the different doped type
B、formed between two lattice-matched semiconductors with different band gaps
C、formed within a single semiconductor
D、formed within one material with the same doped type
A、n to p, and the electric field is uniform within the junction.
B、p to n, and the electric field is uniform within the junction.
C、n to p, and the electric field is non-uniform within the junction.
D、p to n, and the electric field is non-uniform within the junction.
A、Φm>Φs
B、Φm <φs>
C、Φm=Φs
D、none of the above
A、homojunction
B、heterojunction
C、ohmic contact
D、rectifying contact
A、population inversion
B、flat band
C、strong inversion
D、. pinch off
A、a negative number
B、a positive number
C、zero
D、depending on the operating condition
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