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Figure 2
X-ray fluorescence maps of elements (a) Pb and (b) Br. The X-ray excited optical luminescence (XEOL) spectrum and perovskite map are shown in (c) and (d), respectively. All scale bars correspond to 10 µm. |
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Figure 2
X-ray fluorescence maps of elements (a) Pb and (b) Br. The X-ray excited optical luminescence (XEOL) spectrum and perovskite map are shown in (c) and (d), respectively. All scale bars correspond to 10 µm. |