Ultrahigh Energy Storage Performances Induced by Weaker La–O Orbital Hybridization in (Na0.85K0.15)0.5Bi4.5 – xLaxTi4O15 Relaxor Ferroelectric Films

Dielectric capacitors have caused wide concern due to their high power density and quick charge and discharge characters. However, improving their energy densities and efficiency at the same time h...