Figure 5
The locations of the centre and edge areas where XRD data were collected as a function of temperature. (a) An optical microscope image of Pt powder on the bottom chip showing the locations of the thinned areas for electron microscope measurements. (b) A Mo map of the heater spiral with inset Pt maps from (red box) centre and (blue box) edge areas. (c) An example XRD pattern from the mapped area. |