A pure semiconductor has a band gap of 1.25 eV. The effective masses of electron and hole are 0.1me and 0.5me respectively, where me is the free electron mass. The carrier scattering time is 0.2 ps (Pico seconds). Find the following at a temperature of 300 K (a) Concentration of electrons and holes (b) Fermi energy (c) Electron and hole mobilities (d) Electrical conductivity
A pure semiconductor has a band gap of 1.25 eV. The effective masses of electron and hole are 0.1me and 0.5me respectively, where me is the free electron mass. The carrier scattering time is 0.2 ps (Pico seconds). Find the following at a temperature of 300 K (a) Concentration of electrons and holes (b) Fermi energy (c) Electron and hole mobilities (d) Electrical conductivity
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A pure semiconductor has a band gap of 1.25 eV. The effective masses of electron and hole
are 0.1me and 0.5me respectively, where me is the free electron mass. The carrier scattering
time is 0.2 ps (Pico seconds). Find the following at a temperature of 300 K
(a) Concentration of electrons and holes
(b) Fermi energy
(c) Electron and hole mobilities
(d) Electrical conductivity
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