Fig. 3: NH3 production from laser-induced nitrogen fixation.
a 2D plot of ammonia yield rate by using Li2O as a precursor vs. laser power density and scanning speed at 7.5 bar; b 2D plot of the corresponding energy consumption by using Li2O as a precursor vs. laser power density and scanning speed at 7.5 bar; c Comparison of the maximum ammonia yield of this work with other ammonia synthesis methods: Mechanochemical13, Haber-Bosch24, chemical looping25, photochemical26, plasma electrolytic5, and electrochemical;2, 7,9,10,11 d The NMR data from experiments by using 15N2 and Argon with laser treatment and 14N2 without laser treatment.
