Science Advances

Supplementary Materials

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  • fig. S1. Characterization of as-synthesized and HCl-treated Ag nanocubes.
  • fig. S2. Characterization of the Ag-Au@ZIF platform.
  • fig. S3. Qualitative comparisons of SERS spectra obtained under various experimental conditions.
  • fig. S4. Electrochemical investigations of various electrodes under respective conditions.
  • fig. S5. Calibration of the indophenol blue method for subsequent NH3/NH4+ quantification.
  • fig. S6. Evaluating the performance of the Ag-Au@ZIF ensemble over control platforms.
  • fig. S7. Selectivity of various electrode platforms toward NRR.
  • fig. S8. Water-repelling properties of Ag-Au@ZIF and cyclic voltammetry analysis on Au@ZIF.
  • fig. S9. Enhancing and sustaining electrochemical N2 reduction performance using the Ag-Au@ZIF electrode.
  • fig. S10. Time-dependent electrochemical evaluation of the Ag-Au electrode.
  • References (33–37)

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