Figure 1From: Investigations of the pore formation in the lead selenide films using glacial acetic acid- and nitric acid-based electrolyteSEM images of the modified PbSe layers obtained by anodic treatment with Norr electrolyte. ( a) Island-like morphology for the samples with initial flat film surface. ( b) Hierarchical porous film for the samples with initial granular film surface.Back to article page