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. Author manuscript; available in PMC: 2023 Jun 27.
Published in final edited form as: ACS Catal. 2023 Jan 18;13(3):1906–1915. doi: 10.1021/acscatal.2c05271

Figure 8.

Figure 8.

rR spectra of Cu-K-MOR(0.25) extended to higher Raman shift energies after activation in N2O, 16O2 or 18O2 at 250°C and methane reaction at 150°C (λex = 458 nm). (*) The sharp peak around 1100 cm−1 is a plasmon line of the laser.