Octahedral-rigidity-engineered linear dielectrics for harsh-temperature energy storage capacitors
Fei Li
Nature Communications, Published online: 15 April 2026; doi:10.1038/s41467-026-71800-6 The authors engineer an octahedrally rigid perovskite dielectric with a dual-cubic framework and cold-sintering-enabled microstructure, enabling stable capacitive energy storage up to 270 °C.