Home News Short News Professor Dierk Raabe elected to the National Academy of Engineering Class of 2025 Publications of Felix Ahn All genres Journal Article (1) Journal Article (1) 1. Journal Article Lochner, F.; Ahn, F.; Hickel, T.; Eremin, I.: Electronic properties, low-energy Hamiltonian, and superconducting instabilities in CaKFe4As4. Physical Review B 96 (9), 094521 (2017) MPG.PuRe DOI