Giovannucci, Monica Petri, Elisabetta Brilloni, Alessandro Heigl, Eva-Maria Zauner, Andreas Oyarbide, Estanis Charvát, Jirí Soavi, Francesca Hybrid energy storage through the passive connection of a Vanadium Redox Flow Battery and a supercapacitor: An experimental, modelling, economic and environmental impact assessment study 10.1016/j.ecmx.2026.101785 2026 2026