TY - JOUR T1 - PI Controller for IPMC Actuators Based on Nafion®/PT Using Machine Vision for Feedback Response at Different Relative Humidities JO - Materials Research A1 - Zuquello, Ariel Gustavo A1 - Saccardo, Matheus Colovati A1 - Gonçalves, Roger A1 - Tozzi, Kaique Afonso A1 - Barbosa, Rafael A1 - Hirano, Laos Alexandre A1 - Scuracchio, Carlos Henrique SN - 1516-1439 UL - 10.1590/1980-5373-MR-2021-0518 VL - 25 Y1 - 2022 PB - Brasil ER -