- #1
Oomph!
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Hello.
I read that nanoparticles of ferrofluid are ferromagnetic, but they do not retain magnetization, so better is superparamagnetic. So, what is true? Is the particles ferromagnetic or paramagnetic? Why they don't retain magnetization?
Thank you.
I read that nanoparticles of ferrofluid are ferromagnetic, but they do not retain magnetization, so better is superparamagnetic. So, what is true? Is the particles ferromagnetic or paramagnetic? Why they don't retain magnetization?
Thank you.