Uploaded June 2014 | Updated September 2026, 2 hours ago

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A new video shows a synthetic opal, which is made using polystyrene spheres surrounded by even tinier polystyrene spheres around 1,000 times smaller than the width of a human hair. A researcher is explaining how it's important to look at nanoscale structures like this to improve the efficiency of solar cells.

Source: Univ. of Cambridge

Read more: laboratoryequipment.com/videos/2014/06/understanding-nanoscale-key-better-solar-cells