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. 2023 Dec 29;9(1):288–297. doi: 10.1021/acsenergylett.3c02446

Table 2. Electrochemical Performance Parameters for Different Cases.

  CO2 Electrolyzer
  
  Case A
 Case B
 Case C
 PEM Electrolyzer
  Today 2030 Today 2030 Today 2030 Cases A and B
FECO (%) 98% 98% 50% 50% 33% 33% 0%
Current density (mA/cm2) 500 600 800 900 1000 1100 2000
Voltage (V) 2.6 2.4 2.9 2.8 3.1 3.0 1.9
Single-pass CO2 conversion (%) 40% 40% 25% 28% 15% 18% 0%
Degradation rate (μV/hours) 30 10 50 25 80 40 2.6