Silicon's usefulness in photovoltaics

Today, more than ever, photovoltaic energy seems to be on its way to becoming a leading source of electrical power. Prices are dropping and photovoltaic power systems are improving in quality, reliability, and capacity to convert sunlight directly into electricity. One large purchaser of photovoltaics are electric utilities. Here, the author examines the prospects of PV power generation and outlines the economic, as well as environmental, benefits of using this technology.<
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