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. Author manuscript; available in PMC: 2021 Dec 1.
Published in final edited form as: Nat Geosci. 2021 May 10;14:369–376. doi: 10.1038/s41561-021-00733-0

Extended Data Fig. 3. Thickness normalized FTIR spectra of the peaks associated with nitrogen species in the experimental silicate glasses of this study.

Extended Data Fig. 3

The only detectable, IR-active N-bearing peak was that of N-H stretching, marked by the grey band. No C-species were detectable.