A solar cell of the present invention includes a photoelectric conversion layer and a photonic crystal provided inside the photoelectric conversion layer in order to have a photonic band gap. A system for monitoring a network appliance by recording operational data in well-formatted data files includes a data management module and a data presentation module. The invention also includes an enclosure and other accessories for use with the platform. The cam lock is manually rotatable about a central axis between a first position wherein power is not provided to the controlled device and a second position wherein power is provided to the controlled device. Moreover, the substrate assembly is used to support an organic emission element.