<http://schema.org/mainEntityOfPage>
<http://spectrum.ieee.org/nanoclast/semiconductors/nanotechnology/nanotechnology-pushing-solar-power-beyond-the-shockleyqueisser-limit>
<http://spectrum.ieee.org/nanoclast/semiconductors/nanotechnology/nanotechnology-pushing-solar-power-beyond-the-shockleyqueisser-limit>