Extended Data Table 1 Summary of various transition-metal-based catalysts in ammonia synthesis

From: Vacancy-enabled N2 activation for ammonia synthesis on an Ni-loaded catalyst

  1. Data from this work and refs. 16,21,22,23,24,25,26,27.
  2. aTOF calculated from the rate of ammonia synthesis divided by the number of surface VN.
  3. bTOF calculated from the rate of ammonia synthesis divided by the total number of metal atoms.
  4. cTOF calculated from the rate of ammonia synthesis divided by the number of surface metal sites.
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