2 papers
math.MG2026
The speed measure and absolute continuity for curves in metric spaces
Sebastian Boldt, Peter Stollmann, Felix Wirth
We define the speed measure for mappings from an interval to a metric space that are locally of bounded variation. We characterize continuity and absolute continui…
cond-mat.mtrl-sci2024
Crystal structure and absence of magnetic order in single crystalline RuO
Lara Kiefer, Felix Wirth, Alexandre Bertin +7
RuO was considered for a long time to be a paramagnetic metal with an ideal rutile-type structure down to low temperatures, but recent studies on single-crystals claimed eviden…