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Keywords:

  • doping;
  • photonic crystals;
  • photovoltaics;
  • quantum dots;
  • solar cells
Thumbnail image of graphical abstract

Nanoharvest on a big scale: The capacity to harvest near-infrared photons from the sun can greatly improve the efficiency of solar cells. Near-infrared excitation of upconverting nanoparticles results in the generation of visible emission and increasing the electrical output of a photovoltaic device.