Copper salt-derived lab-made conductive filament: a simple and accessible strategy for fabricating enhanced 3D-printed electrochemical sensors for ciprofloxacin analysis - Batista, Amanda Garcia; Alves, Daniel M.D.L.; Caldas, Natália Marinho; Peixoto, Diego Alves; Silva, Samuel Carlos; Catto, Ariadne Cristina; Mastelaro, Valmor Roberto; Nossol, Edson; Faria, Lucas Vinicius de; Rocha, Diego Pessoa; Dornellas, Rafael Machado (Electrochimica Acta, 2026)