Figure 1
Overview of 2D XANES fitting. (a) Workflow of the XANES analysis package. (b) An example of raw TXM images data taken at different X-ray energies. (c) Pre- and post-edge normalization. (d) Edge-normalized image data. (e) Fitted results showing the 2D distribution of two components. Regions without particles have been masked out. The color bars on the right show the fractions. |