Cubic-to-Tetragonal Phase Transitions in Ag–Cu Nanorods

Figure 9

The average surface stress 𝑓 as a function of the number 𝑘 of Cu atomic planes for the Case A composite Ag–Cu–Ag NRs. Data refer to the case of NRs with side length 𝑠 equal to 1.2, 1.6, and 2.0 nm as indicated. Best-fitted lines are also shown.