<p>➀ Dr.-Ing. Ronny Tobias Zimmermann received the Otto Hahn Medal for his research on reactor and catalyst pellet designs enabling flexible chemical energy storage via Power-to-X processes; </p><p>➁ His work developed core-shell catalyst pellets that prevent temperature spikes under dynamic renewable energy conditions, maintaining high product yield without requiring reactor modifications; </p><p>➂ The innovation offers an economically viable solution for large-scale energy storage, with Zimmermann currently leading a research group at the Max Planck Institute in Magdeburg.</p>