Q5/ (a) If the Fermi energy of copper at 300K is 7.05 eV, calculate the probability that a state with energy equal to 99.2 % of the Fermi energy is occupied. (b) What is the Debye frequency of copper, if it has TD of 315K, and find the Debye specific heat capacity at 10K and at 300K.
Q5/ (a) If the Fermi energy of copper at 300K is 7.05 eV, calculate the probability that a state with energy equal to 99.2 % of the Fermi energy is occupied. (b) What is the Debye frequency of copper, if it has TD of 315K, and find the Debye specific heat capacity at 10K and at 300K.
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Transcribed Image Text:Q5/ (a) If the Fermi energy of copper at 300K is 7.05 eV, calculate the probability
that a state with energy equal to 99.2 % of the Fermi energy is occupied.
(b) What is the Debye frequency of copper, if it has TD of 315K, and find the
Debye specific heat capacity at 10K and at 300K.
Q6/ Discuss the probability f(E) of finding an electron in energy state, where f(E)
is the Fermi distribution function (a) at T= 0K and (b) at T> 0K.
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