<http://schema.org/image>
<http://assets.inhabitat.com/wp-content/blogs.dir/1/files/2012/06/Silicon-cell-wafer-e1339610793451.jpg>
<http://inhabitat.com/mit-develops-inverted-nanopyramid-solar-surface-that-cuts-silicon-use-by-90-in-photovoltaic-cells/>