Assertion: formic acid | /r/HasSubevent | well-defined morphology
Facets:
Source sentences:
text: All these impressive electrochemical performance could be ascribed to the FePO 4 precursor, and further attributed to the addition of formic acid, which may play as a template, resulting in the well-defined morphology, uniform particles size distribution, hierarchical pore structure, and high surface area of the ferric phosphate.