Microstructure evolution of Cu atomic islands on liquid surfaces in the ambient atmosphere*
Zhang Xiao-Fei†a), Chen Hangb), Yu Sen-Jianga)
       
Optical microscope images taken at t = 0–120 min showing the morphology evolution of the Cu islands; f = 0.1 nm/s, h = 0.4 nm, and Δ t = 13 min. Each image has a size of 54.0 μm×54.0 μm.