Size effect on manganite NP

Nanometer Size Effect on Magnetic Properties of Sm0.8Ca0.2MnO3 Nanoparticles.
Vladimir Markovich, Ivan Fita, Andrzej Wisniewski, Roman Puzniak, Dmitrii Mogilyansky, Przemyslaw Iwanowski, Piotr Dluzewski, and Gad Gorodetsky
J. Phys. Chem. 116, 435 (2012)

(a-d) Temperature dependence of real component of ac susceptibility (χ0) measured during heating at different frequencies and magnetic ac field of 10 Oe for SCMO samples. Insets show the imaginary part (χ00) of ac susceptibility measured at different frequencies and magnetic ac field of 10 Oe.