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define p-n junction

define p-n junction

Grade:12

1 Answers

rock nepal
18 Points
8 years ago

dear shahjahan,

  when p type and n type semiconductor are joined or connected it is called p-n junction...in p-n junction the holes from

p-type diffuse to n-type and vice versa....an finally a depletion layer is formed at the junction..the junction has

small p.d. called barier potential..but due to small length of depletion layer the field is very high..

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