Abstract: The invention provides a process for producing a layer of a semiconductor material, wherein the process comprises: a) disposing on a substrate: i) a plurality of particles of a semiconductor material, ii) a binder, wherein the binder is a molecular compound comprising at least one metal atom or metalloid atom, and iii) a solvent; and b) removing the solvent. The invention also provides a layer of semiconductor material obtainable by this process. In a preferred embodiment, the particles of a semiconductor material comprise mesoporous particles of the semiconductor material or mesoporous single crystals of the semiconductor material.

Abstract: Methods and devices are provided for rapid solar module installation. In one embodiment, a photovoltaic module is provided comprising of a plurality of photovoltaic cells a plurality of photovoltaic modules; at least a first type of mounting bracket in contact with the module; at least a second type of mounting bracket, wherein the brackets are configured to interlock and connect multiple modules together.