lateral polysilicon p +p -n + junction

n p n junction

n p n junction n p n

n-p junction n-p

N-P-N junction transistor

p n junction p n

p n p junction p n p

p n p n junction

p n p n junction p n p n

p-n junction p-n

p-n-p junction

alloy P-N junction

Buried Double p-n Junction BDJ

degenerate p-n junction

forward biassd P-N junction

GaAs p-n junction injection laser

GaAs p-n junction IR source

loophole p n junction

n-on-p junction