Answer to Question #240850 in Physics for Alwin

Question #240850
Given that the Fermi energy of gold is 5.54 eV, the number density of electrons is? ( use me=9.11×10−31 kg; h=6.626×10−34Js; 1eV=1.6×10−19J )
1
Expert's answer
2021-09-23T08:31:26-0400
n=2mπh2EF= =2(9.111031)3.14(6.6261034)25.541.61019= =2.311019 m3.n=\frac{2m\pi}{h^2} E_F=\\\space\\ =\frac{2(9.11·10^{-31})·3.14}{(6.626·10^{−34})^2}·5.54·1.6·10^{-19}=\\\space\\ =2.31·10^{19}\text{ m}^{-3}.


Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Comments

No comments. Be the first!

Leave a comment