fig3

Figure 3. X-ray photoelectron spectroscopy of S-5: (A) Cu 2p (B) Mn 2p (C) Sn 3d (D) Se 3d.
Figure 3. X-ray photoelectron spectroscopy of S-5: (A) Cu 2p (B) Mn 2p (C) Sn 3d (D) Se 3d.
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