Answer to Question #244511 in Physics for SRI

Question #244511
The effective mass of electrons in the band is given by

ℏ2/γa2cos(ka)


ℏ2/2γa2cos(ka)


ℏ2/γa2sin(ka)


ℏ2/2γa2sin(ka)
1
Expert's answer
2021-09-29T17:49:23-0400

The effective mass of electrons in the band is given by


"m^*=\\frac{\u210f^2}{2\u03b3a^2\\cos(ka)}"


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