2 papers
cond-mat.mtrl-sci2021
Electronic structure and optical properties of NaKSb and NaKSb from first-principles many-body theory
Raymond Amador, Holger-Dietrich Saßnick, Caterina Cocchi
In the search for novel materials for vacuum electron sources, multi-alkali antimonides and in particular sodium-potassium-antimonides have been recently regarded as especially pro…
cond-mat.mtrl-sci2021
Electronic Structure of Cesium-based Photocathode Materials from Density Functional Theory: Performance of PBE, SCAN, and HSE06 functionals
Holger-Dietrich Saßnick, Caterina Cocchi
The development of novel materials for vacuum electron sources in particle accelerators is an active field of research that can greatly benefit from the results of \textit{ab initi…