The potential range switches between anion and cation-driven actuation: Comparative study of three actuating polypyrrole materials in organic media Authors Arko Kesküla, Fred Elhi, Toribio F. Otero, Rudolf Kiefer Publication year 2024 Index (WoS/Scopus) WoS Publisher Elsevier Journal Electrochimica Acta Link https://www.sciencedirect.com/science/article/abs/pii/S0013468624018139?via%3Di…