In this research, we present a report on the fabrication of a Lithium iron phosphate (LFP) cathode using hierarchically structured composite electrolytes. The fabrication steps are rationally designed to involv. ••LFP-assisted hierarchical structured composite electrolytes are. Solid-state lithium batteries are widely regarded as potential power sources, as they provide a solution for the safety concerns of lithium-ion batteries. This is due to the usage. 2.1. Preparation of hierarchical solid-state electrolytesBriefly, PPC (formula: [-CH(CH3)CH2OCO2-]n, molar mass = 105 g mol−1, Tg = 25.8. Cross-sectional views of FE-SEM images of the LFP-supported composite solid electrolytes, i.e., sample A, B, and C, are illustrated in Fig. 2. The images are shown at both low and h. LFP-supported hierarchical composite electrolytes were fabricated using a variable coating sequence technique. The coating sequences were rationally designed, taking.