Radio-frequency-heating capability of silica-coated manganese ferrite nanoparticles

Qiu Qing-Wei^a)†, Xu Xiao-Wen^a), He Mang^a), Zhang Hong-Wang^b)

TEM images of MnFe₂O₄ nanoparticles of (a) 7 nm, (b) 12 nm, and (c) 18 nm; and MnFe₂O₄/SiO₂ nanoparticles using (d) 7 nm, (e) 12-nm, and (f) 18-nm MnFe₂O₄ nanoparticles as seeds.