Graphite as a Long‐Life Ca2+‐Intercalation Anode and its Implementation for Rocking‐Chair Type Calcium‐Ion Batteries oleh S. J. Richard Prabakar, Amol Bhairuba Ikhe, Woon Bae Park, Kee‐Choo Chung, Hwangseo Park, Ki‐Jeong Kim, Docheon Ahn, Joon Seop Kwak, Kee‐Sun Sohn, Myoungho Pyo