Figure 5
Ag-K (a) XANES spectra, (b) k2χ(k) spectra and (c) Fourier transform for Ag86-X unheated at RT in atmosphere (black line), RT in vacuum (red line), heated for 24 h and measured at 400°C (yellow line), cooled to RT after heating to 400°C (blue line), and after 8 h exposure to air (green line). |