Corrosion‐Resistant Ultrathin Cu Film Deposited on N‐Doped Amorphous Carbon Film Substrate and Its Use for Crumpleable Circuit Board. - Shim, Chae‐Eun; Lee, Sangseob; Kong, Minsik; Kim, Ik‐Soo; Kwak, Jaeik; Jang, Woosun; Jeong, Se‐Young; Kim, Dong Wook; Soon, Aloysius; Jeong, Unyong (Advanced Science, 2024)