Search results for: thin film

Inkjet hologram printing now possible

Vivid holographic images and text can now be produced by means of an ordinary inkjet printer. This new method, developed by a team of scientists from ITMO University in Saint Petersburg, is expected to significantly reduce ...

dateNov 25, 2015 in Optics & Photonics
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Tandem solar cells are more efficient

Stacking two solar cells one over the other has advantages: Because the energy is "harvested" in two stages, and overall the sunlight can be converted to electricity more efficiently. Empa researchers have come up with a ...

dateNov 23, 2015 in Energy & Green Tech
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