fig8

Figure 8. (A) The structure comparison of random alloy and intermetallics; (B and C) Schematic illustration of thermodynamic-equilibrium conditions for the formation of an intermetallic phase (A_mB_n) in the A-B binary system. Reproduced with permission from^[191]. Copyright 2017, John Wiley and Sons; (D) HOR polarization curves of Ru₃Sn₇/C, RuSn/C, Pt/C, and Ru/C in 0.1 M KOH; (E) The density of states of Ru-d band and Sn-p band in Ru₃Sn₇ and RuSn; (F) The calculated ΔG_OH of Ru, Ru₃Sn₇, and RuSn. Reproduced with permission from^[206]. Copyright 2023, John Wiley and Sons.