Figure 1 | Scientific Reports

Figure 1

From: Reversed ageing of Fe3O4 nanoparticles by hydrogen plasma

Figure 1

Hydrogen plasma.

(a) Photograph of the plasma chamber with ignited hydrogen plasma at UE46-PGM1, HZB-BESSYII. Scale bar is 10 cm. (b) Photograph of two samples on a sample holder in the hydrogen plasma region. Scale bar is 1 cm. The samples are facing to the glass part of the plasma chamber, the photograph was taken through a window above.

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