| abstract |
A selenium/Group 3a ink, comprising (a) a selenium/Group 3a complex which comprises a combination of, as initial components: a selenium component comprising selenium; a carboxylic acid component having a formula R—COOH, wherein R is selected from a C 1-10 alkyl, C 1-10 haloalkyl and a C 1-10 mercaptoalkyl; a Group 3a complex, comprising at least one Group 3a material selected from aluminum, indium, gallium and thallium complexed with a multidentate ligand; and, (b) a liquid carrier; wherein the selenium/Group 3a complex is stably dispersed in the liquid carrier. |