Science Advances

Supplementary Materials

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  • Fig. S1. Temperature profiles of substrates under the NIR lamp.
  • Fig. S2. UV-vis absorption spectra on amorphous films.
  • Fig. S3. Diffractograms of a-FeOx and a-Fe on FTO.
  • Fig. S4. Diffractograms of a-FeOx on glass.
  • Fig. S5. Chronoamperometric measurements of a-FeOx.
  • Fig. S6. Cyclic voltammograms for thin films of a-FeOx.
  • Fig. S7. Diffractograms of thin films of a-IrOx, a-NiOx, and a-MnOx.
  • Fig. S8. Cyclic voltammograms for thin films of a-IrOx, a-NiOx, and a-MnOx.
  • Fig. S9. TGA and DSC profiles for FeCl3 and Fe(eh)3.
  • Fig. S10. TGA and DSC profiles for FeCl3 and Fe(eh)3.
  • Fig. S11. FTIR spectra of independent samples of Fe(eh)3/FTO.
  • Fig. S12. FTIR spectra of thin films of Ir(acac)3/FTO, Ni(eh)2/FTO, and Mn(eh)3/FTO.
  • Fig. S13. X-ray photoelectron spectra for a-FeOx and a-Fe on FTO.
  • Fig. S14. X-ray photoelectron spectra detailing the Fe 2p3/2 region.
  • Fig. S15. XPS data for a-CuOx and a-Cu on FTO.
  • Fig. S16. Images of solid copper samples.
  • Fig. S17. Diffractograms of a-CuOx and a-Cu.
  • Fig. S18. FTIR spectra of Fe2Ni3(eh)3/FTO.
  • Fig. S19. Diffractograms on a-Fe2Ni3Ox and a-Fe2Ni3.
  • Fig. S20. Cyclic voltammograms for thin films of a-Fe2Ni3Ox and a-Fe2Ni3.
  • Fig. S21. Cyclic voltammograms for thin films of a-IrOx/membrane.
  • Fig. S22. FTIR spectra of Ir(acac)3/membrane.
  • Table S1. Elemental analysis of amorphous metal oxide films determined by EDX.

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