Vertex correction and Ward identity in the U(1) gauge theory with Fermi surface
classification
❄️ cond-mat.str-el
keywords
gaugefermisurfacetheoryvertexapproximationcorrectioncorrections
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We show that introduction of vertex corrections in the fully self-consistent ladder approximation does not modify dynamics of spinons and gauge fluctuations in the U(1) gauge theory with Fermi surface.
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