PT Journal AU Sarkar, A Wang, Q Schiele, A Chellali, MR Bhattacharya, SS Wang, D Brezesinski, T Hahn, H Velasco, L Breitung, B TI High-Entropy Oxides: Fundamental Aspects and Electrochemical Properties SO Advanced materials PY 2019 BP 1806236 DI 10.1002/adma.201806236 LA english ER