Home News Press Releases Max Planck materials scientist wins Starting Grant of European Research Council 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