Quantitative results from LCF analysis for Cu-CHA 0.2_15 after exposure to the NO/O2 mixture at 200 °C considering both the normalized XANES and the k2χ(k) EXAFS spectra.
LCF parameters Cu-CHA 0.2_15 | XANES LCF | EXAFS LCF |
---|---|---|
Fraction Z[CuIINO3] 8r | 0.66 ± 0.03 | 0.66 ± 0.02 |
Fraction Z2CuII 6r | 0.34 ± 0.03 | 0.34 ± 0.02 |
LCF Rfactor | 0.00018 | 0.016 |