Downfolding approaches to electron-ion coupling: Constrained density-functional perturbation theory for molecules von van Loon, Erik G. C. P., Berges, Jan, Wehling, Tim O.

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Efficient fluctuation-exchange approach to low-temperature spin fluctuations and superconductivity: From the Hubbard model to NaxCoO2⋅ yH2O von Witt, Niklas, vanLoon, Erik G C P, Nomoto, Takuya, Arita, Ryotaro, Wehling, Tim O

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