Thursday, December 2, 2010

Revival of the non-Fermi liquid

On the Condensed Matter Physics Journal Club Patrick Lee has a nice summary of recent work concerning very subtle problems concerning large N expansions of gauge theories with non-Fermi liquid ground state.

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The triumphs of lattice gauge theory

When first proposed by Ken Wilson in 1974, lattice gauge theory was arguably a toy model , i.e., an oversimplification. He treated space-tim...