3 papers
hep-ph2026
Propagator of a massive charged vector boson in a magnetic field: Ritus eigenfunction method
Manuel Emiliano Monreal Cancino, Angel Sánchez
In this work, we derive the propagator of a massive charged vector boson in the presence of a homogeneous and constant magnetic field of arbitrary strength, working in the unitary…
physics.soc-ph2025
What defines a group of friends? Rethinking community structure in signed, directed networks
Miguel A. González-Casado, Angel Sánchez, Santo Fortunato
We study the structure of personal relationships among 1068 high school students using a dataset that contains the network of self-reported friendly and conflictive relationships,…
cs.CE2025
Agent-Based Insight into Eco-Choices: Simulating the Fast Fashion Shift
Daria Soboleva, Angel Sánchez
Fashion is a powerful force in the modern world. It is one of the most accessible means of self-expression, thereby playing a significant role in our society. Yet, it is plagued by…