p-type
material
|
n-type
material
|
(i) p-type
material is created by introducing impurity elements that have three valence
bands.
|
(i) N-type material
is created by introducing impurity elements that have five valance electrons.
|
(ii) Here, the hole
is called the majority carrier.
|
(ii) Here, the
electron is called the majority carrier.
|
(iii) The electron
is called the minority carrier.
|
(iii) The hole is
called the minority carrier.
|
(iv) In this
material, the covered ion is negative.
|
(iv) In this
material, the covered ion is positive.
|
(v) In p-type
material, the current is occurred by the flow of holes.
|
(v) In n-type
material, the current is electrons.
|
(vi) Example:
Boron,
gallium, indium etc.
|
(vi) Example:
Antimony,
arsenic, phosphorus etc.
|
14 May 2018
Distinguish between p-type and n-type material
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