Figure 3From: Fabrication of ultrahigh-density nanowires by electrochemical nanolithography Different ion concentrations cause interparticle interaction transition. (a) Weak interaction at higher concentration (thinner depletion layer), (b) strong interparticle interaction at lower concentration (thicker depletion layer). α is the depletion layer and β is the diffusion layer. The purple lines indicate the interface between diffusion layer and depletion layers.Back to article page