Structure and Magnetic Properties of Aerosol Nanoparticles of Fe and Its Alloys
Figure 16
Mรถssbauer spectra of Fe3Pt alloy. (a) bcc foil thick 4โฮผm; two sextets: (I) , T; (II) , โT; (b) bcc particles of 7โnm size; singlet ; sextet, , โT; (c) particles of 20โnm size; singlet ; sextet, , โT; โsaggedโ line ; (d) the same powder after heating at 650ยฐC in vacuum 2.7 ร 10โ2โPa for 2โh; singlet ; sextet, =0.85, โT.