TECHNOLOGY FOCUS - ELECTRONICS - Preferred Method: At least one of the first and second base materials is scored.A catalytic media layer (615) is disposed between the first and second base materials.The joining step comprises laminating the first and second conductive layers by disposing an adhesive layer between the layers such that following the lamination, the wire is embedded in the adhesive layer.The wire is coated with adhesive prior to joining. The adhesive layer is cured.    TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Materials: The photosensitized interconnected nanoparticle material comprises nanoparticles linked by a polymeric linking agent.It comprises particles with an average size of 5-80 nm.The material is titanium oxide, zirconium oxide, zinc oxide, tungsten oxide, niobium oxide, lanthanum oxide, tantalum oxide, terbium oxide, and/or tin oxide.At least one of the first and second conductor layers comprise indium tin oxide.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Materials: The photosensitized interconnected nanoparticle material comprises a photosensitizing agent including xanthine, cyanine, merocyanine, phthalocyanine, or pyrrole.    TECHNOLOGY FOCUS - METALLURGY - Preferred Materials: The photosensitizing agent comprises a divalent or trivalent metal ion. It may comprise ruthenium transition metal complex, osmium transition metal complex, or iron transition metal complex.The catalytic media layer comprises platinum.The wire comprises stainless steel, copper or titanium.It comprises a coating of a second metal having a melting temperature of 50-250degreesC (preferably 75-180degreesC). The second metal comprises bismuth or tin.    TECHNOLOGY FOCUS - POLYMERS - Preferred Materials: The charge carrier material comprises a redox electrolyte system or a polymeric electrolyte.The charge carrier material transmits at least60% of incident visible light.At least one of the base materials comprises a polyethylene terephthalate material.The adhesive layer comprises a hot melt adhesive or a polyester material. It may comprise an epoxy, a thermoplastic, a thermoset, or an ethylene maleic anhydride copolymer.The adhesive has a lower melting temperature than the second metal.