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. 2021 Sep 30;12:5745. doi: 10.1038/s41467-021-26053-w

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© The Author(s) 2021, corrected publication 2023

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Fig. 3 — In situ ATR-SEIRAS spectra of a HRS-Cu; b MRS-Cu; c LRS-Cu; d adsorption geometry for different C−C coupling precursors (i.e., CO_L−CO_L, CO_B−CO_L, CO_B−CO_B), where solvent molecules are not presented to show the adsorbate configurations; e reaction barriers for C−C coupling from different precursors on Cu(100) and Cu(111) facets.