supported by the National Science Foundation for Young Scientists of China (51202171)~~
A molten salt method was developed to prepare porous La1‐xSrxMn0.8Fe0.2O3 (0≤ x ≤ 0.6) micro‐spheres using hierarchical porous δ‐MnO2 microspheres as a template in eutectic NaNO3‐KNO3. X‐ray diffraction patt...