Research / 2020 / Article / Fig 5

Research Article

Wavelength-Dependent Solar N2 Fixation into Ammonia and Nitrate in Pure Water

Figure 5

(a) Sketch diagram of the molar percent ratio of NH4+ to the total products. (b) Thermodynamic conditions of water reduction and oxidation to H2 and O2 and N2 reduction and oxidation to NH3 and NO (NHE: normal hydrogen electrode, ). Proposed mechanisms of photocatalytic reactions during N2 fixation in (c) short and (d) long wavelength ranges.