Browsing by Title "Linear response of doped graphene sheets to vector potentials"
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Linear response of doped graphene sheets to vector potentials
(American Physical Society, 2009)A two-dimensional gas of massless Dirac fermions (MDFs) is a very useful model to describe low-energy electrons in monolayer graphene. Because the MDF current operator is directly proportional to the (sublattice) pseudospin ...