Research Article

Appearance of Ferromagnetic Property for Si Nanopolycrystalline Body and Vanishing of Electrical Resistances at Local High Frequencies

Figure 1

(a) Reflection electron image obtained by SEM (magnification: 5000 times)
(b) Secondary electron image obtained by SEM (magnification: 50000 times)
(c) Secondary electron image obtained by SEM (magnification: 200000 times)