Size effect of Mössbauer parameters in iron oxide nanoparticles

• DOI: 10.1007/s10751-013-0960-0
• Publication Date: 2014-01-08T03:12:35Z
• Authors: R. R. Gabbasov; V. M. Cherepanov; M. A. Chuev; M. A. Polikarpov; V. Y. Panchenko
• Keywords: Iron oxide nanoparticles

The size dependence of Mossbauer parameters for iron oxide nanoparticles in the 10–25 nm range was investigated. It was shown that the isomer shift and hyperfine field parameters decrease with the nanoparticle size. Only at 25 nm the presence of magnetite was detected.