In contrast, prunes' reputation for being rich in iron doesn't hold true. In reality, they're a decent, but not spectacular, source. Prunes, however, get overlooked as a source of vitamin A, even though they provide more than ten percent of recommended levels.
Solar cell. A solar cell, or photovoltaic cell (previously termed solar battery), is an electrical device that converts the energy of light directly into electricity by the photovoltaic effect, which is a physical and chemical phenomenon.
solar cell. An electric cell that converts visible light into electrical energy. Solar cells are used as power supplies in calculators, satellites, and other devices, and as a prime source of electricity in remote locations.Also called photovoltaic cell.y exciting electrons to break free from their atoms. A solar cell has an upper layer of negatively charged silicon, with free-flowing electrons, and a lower layer of positively charged silicon, with atoms that are missing some electrons.