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cond-mat.str-el2025★ 3 cited
The finite-difference parquet method: Enhanced electron-paramagnon scattering opens a pseudogap
Jae-Mo Lihm, Dominik Kiese, Seung-Sup B. Lee +1
We present the finite-difference parquet method that greatly improves the applicability and accuracy of two-particle correlation approaches to interacting electron systems. This me…
cond-mat.str-el2023★ 9 cited
Symmetric improved estimators for multipoint vertex functions
Jae-Mo Lihm, Johannes Halbinger, Jeongmin Shim +3
Multipoint vertex functions, and the four-point vertex in particular, are crucial ingredients in many-body theory. Recent years have seen significant algorithmic progress toward nu…