Negative moments as the signature of the radial density at small distances M. Atoui, M. Hoballah, M. Lassaut and J. Van de Wiele Eur. Phys. J. A, 61 2 (2025) 29 Published online: 08 February 2025 DOI: 10.1140/epja/s10050-025-01496-7