in n type semiconductor what carry minority and dopants.explain
Answers
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holes are magnetic area and pentavalent atoms are dopants.
pentavalent atoms as dopent in intrinsic semiconductor give rise to N type semiconductor is it has majority of electrons .
holes are in minority .
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An extrinsic semiconductor which has been doped with electron donor atoms is called an n-type semiconductor, because the majority of charge carriers in the crystal are negative electrons. An electron acceptor dopant is an atom which accepts an electron from the lattice, creating a vacancy where an electron should be called a hole which can move through the crystal like a positively charged particle. In n-type semiconductors, electrons are the majority carriers and holes are the minority carriers. A common dopant for n-type silicon is phosphorus or arsenic. In an n-type semiconductor, the Fermi level is greater than that of the intrinsic semiconductor and lies closer to the conduction band than the valence band.