Detection of binary companions below the diffraction limit with lucky imaging M. A. Cagigas, R. Clavero, M. P. Cagigal, D. Nespral, A. A. Djupvik, D. Jones, P. J. Valle, V. F. Canales, E. Soria, R. López et al. (3 more) A&A, 694 (2025) A48 Published online: 31 January 2025 DOI: 10.1051/0004-6361/202450812