News tagged with photovoltaic cells

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Insect eyes inspire improved solar cells

(PhysOrg.com) -- The eyes of moths, which allow them to see well at night, are also covered with a water-repellent, antireflective coating that makes their eyes among the least reflective surfaces in nature ...

Jan 20, 2011
5 / 5 (5) 3 | with audio podcast

Anti-aging elixir for solar cells

Photovoltaic modules deliver power without risks to the environment and climate. But solar-power is expensive. Therefore, it is imperative that the modules last as long as possible, 25 years or more. Fraunhofer ...

Jul 03, 2012
5 / 5 (5) 0

Generating electricity from 20 suns

What do lighthouses have in common with a groundbreaking spacecraft propulsion system? And how can the technology they share help us here on Earth to generate electricity more efficiently?

Oct 23, 2013
5 / 5 (5) 0

New alloys key to efficient energy and lighting

A recent advance by Arizona State University researchers in developing nanowires could lead to more efficient photovoltaic cells for generating energy from sunlight, and to better light-emitting diodes (LEDs) that could replace ...

Mar 22, 2010
4 / 5 (6) 0 | with audio podcast

Turning plants into power houses

(PhysOrg.com) -- "I have a slide that has a photo of a cornfield and a big photovoltaic array," says Robert Blankenship, a scientist who studies photosynthesis at Washington University in St. Louis. "When ...

May 12, 2011
5 / 5 (4) 2 | with audio podcast

New solar-cell design based on dots and wires

Using exotic particles called quantum dots as the basis for a photovoltaic cell is not a new idea, but attempts to make such devices have not yet achieved sufficiently high efficiency in converting sunlight ...

Mar 25, 2013
5 / 5 (4) 1 | with audio podcast