Implementation of a millimeter-wave butler matrix on metallic nanowires-filled membrane platform - Verona, Bruno Marinaro; Simionato, Eligia; Palomino, Gustavo; Aldaya, Ivan; Penchel, Rafael Abrantes; Serrano, Ariana Maria da Conceição Lacorte Caniato; Rehder, Gustavo Pamplona (IEEE Access, 2024)