Assemblies of solar cells are used to make solar modules which generate electrical power from sunlight, as distinguished from a solar thermal module or solar hot water panel. A solar array generates solar power using solar energy.esearchers at UCLA more recently developed an analogous polymer solar cell, following the same approach, that is 70% transparent and has a 4% power conversion efficiency. These lightweight, flexible cells can be produced in bulk at a low cost and could be used to create power generating windows.
Today, most men wear a thin to moderately thick mustache with the beard, which is not waxed to curl upward. No hair is grown on the cheeks, so it is not a full beard. Ad. The Van Dyke is a variation of the goatee, and some also refer to the classic goatee with this name. Hair worn only on the chin may also be called a chin beard if it is very long.
beard (plural beards) Facial hair on the chin, cheeks and jaw. The cluster of small feathers at the base of the beak in some birds. The appendages to the jaw in some cetaceans, and to the mouth or jaws of some fishes.