Answered: The dispersion relation of the graphene… | bartleby

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The dispersion relation of the graphene
conduction band is sketched in the figure
below. What is the effective mass of
conduction band electrons in graphene at
the Dirac point?
E
slope = -Ak
slope = Ak
-k
k
O-1/(AK)
OAK/2
O 1/(AK)
O The effective mass is undefined.

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