3 papers
q-fin.ST2026
Entropic signatures of market response under concentrated policy communication
Ewa A. Drzazga-Szcz驁niak, Rishabh Gupta, Adam Z. Kaczmarek +10
The first 100 days of Donald Trump second presidential term (January 20th - April 30th, 2025) featured policy actions with potential market repercussions, constituting a well-suite…
physics.data-an2025
Signatures of extreme events in the cumulative entropic spectrum
Ewa A. Drzazga-Szcz驁niak, Adam Z. Kaczmarek, Marta Kielak +6
In this study, the cumulative effect of the empirical probability distribution of a random variable is identified as a factor that amplifies the occurrence of extreme events in dat…
cond-mat.mes-hall2025
Semiconducting and superconducting properties of 2D hexagonal materials
Dominik Szcz驁niak, Jakub T. Gnyp, Marta Kielak
The beginning of high interest in two-dimensional (2D) crystals is marked by the synthesis of graphene, which constitutes exemplary monolayer material. This is due to the multiple…