System converts solar heat into usable light, increasing solar cell's overall efficiency
1 hour ago
A team of MIT researchers has for the first time demonstrated a device based on a method that enables solar cells to break through a theoretically predicted ceiling on how much sunlight they can convert into electricity.
Light can 'heal' defects in some solar cells
4 hours ago
A family of compounds known as perovskites, which can be made into thin films with many promising electronic and optical properties, has been a hot research topic in recent years. But although these materials could potentially ...
Solar Impulse plane lands in Dayton from Oklahoma
May 22, 2016
A solar-powered plane landed in Dayton, Ohio on the latest leg of a record-breaking trip to circle the globe without consuming a drop of fuel.
Simpler processing improves solar cells
May 18, 2016
By simplifying the process used to make a promising type of solar cell, A*STAR researchers have also improved the device's performance. The discovery may lead to better manufacturing methods for the commercialization of solar ...
Solar cells of the future could be based on iron molecules
May 18, 2016
Researchers at Lund University in Sweden have successfully explained how iron-based dyes work on a molecular level in solar cells. The new findings will accelerate the development of inexpensive and environmentally friendly ...
Cooling, time in the dark preserve perovskite solar power
May 17, 2016
A new study has found both the cause and a solution for the pesky tendency of perovskite solar cells to degrade in sunlight, a research breakthrough potentially removing one roadblock to commercialization for this promising ...
How efficient can solar cells be? Team nudges closer to physical limits
May 17, 2016
A new solar cell configuration developed by engineers at the University of New South Wales in Sydney has pushed sunlight-to-electricity conversion efficiency to 34.5% - establishing a new world record for unfocussed sunlight ...
Researchers demonstrate attosecond temporal resolution in combination with atomic selectivity
May 12, 2016
Attosecond light pulses in the extreme ultraviolet have drawn a great deal of attention due to their ability to interrogate electronic dynamics in real time. Nevertheless, to follow charge dynamics and excitations in materials, ...
Changes in solar cell technology
May 11, 2016
A laser-based manufacturing process from the Fraunhofer ISE in Freiburg, Germany is revolutionizing the photovoltaics market. For the first time point-contacted solar cells can be manufactured in series. Several million cells ...
Photonic crystals keep solar cells cool while still catching light
May 06, 2016
Solar cells turn sunlight into electricity, but they're only about 20 percent efficient. Much of the leftover energy turns into heat, which actually harms the solar cell.