Radio-frequency-heating capability of silica-coated manganese ferrite nanoparticles
Qiu Qing-Weia)†, Xu Xiao-Wena), He Manga), Zhang Hong-Wangb)
       
Temperature rise measured in the aqueous suspensions of MnFe2O4/SiO2 nanoparticles with different core sizes of (a) 7 nm, (b) 12 nm, and (c) 18 nm under the RF field of 400 kHz with different field magnitudes.