Corrigendum: A Rechargeable Aqueous Sodium‐Ion Battery. Issue 11 (9th June 2020) - Thimmappa, Ravikumar; Gautam, Manu; Aralekallu, Shambhulinga; Devendrachari, Mruthunjayachari Chattanahalli; Kottaichamy, Alagar Raja; Bhat, Zahid Manzoor; Thotiyl, Musthafa Ottakam