Devices reflect 99% of heat to up chance to turn it into power

New thermal photovoltaics reflect 99% of the energy they can't convert to electricity. They could help cut the price of storing renewable energy as heat.

Nicole Casal Moore-Michigan • futurity
Sept. 23, 2020 ~7 min

Tags: semiconductors solar-power temperature renewable-energy photovoltaics earth-and-environment

Clear solar cells hit an all-time efficiency record

Rather than having skyscraper windows reflect light and waste energy, transparent solar cells could turn them into power sources for buildings.

Nicole Casal Moore-Michigan • futurity
Aug. 19, 2020 ~6 min

Tags: sustainability solar-cells buildings renewable-energy glass featured earth-and-environment transparency

Catalyst could turn seawater into fuel for Navy ships

If ships could create their own fuel from seawater, they could remain in continuous operation. Researchers say a catalyst could make it a reality.

Bob Marcotte-U. Rochester • futurity
July 16, 2020 ~5 min

Tags: oceans renewable-energy featured earth-and-environment ships fuels catalysts

Device generates power from shadows

Researchers have created a shadow-effect energy generator that can use the contrast between shadows and light to generate electricity.

National University of Singapore • futurity
June 3, 2020 ~6 min

Tags: electricity light renewable-energy earth-and-environment wearable-devices

Next gen solar cells can handle 390-degree heat

"Our perovskite solar cells show no thermal degradation even at 200 degrees Celsius (390 degrees Fahrenheit) for over three days..."

Mike Krapfl-Iowa State • futurity
May 5, 2020 ~7 min

Tags: solar-cells materials-science temperature renewable-energy science-and-technology

Solar panels with more natural designs could cut stress

Solar panels with fractal designs inspired by nature could be more energy efficient while also cutting stress, researchers say.

Jim Barlow-Oregon • futurity
April 20, 2020 ~6 min

Tags: climate-change nature stress renewable-energy earth-and-environment health-and-medicine fractals

Two walls may beat one for solar-panel nanotubes

New research on Russian doll-like nanotubes could pave the way for their use in solar panels.

Mike Williams-Rice • futurity
March 30, 2020 ~4 min

Tags: graphene nanotechnology materials-science renewable-energy science-and-technology

Hydropower dams threaten fish habitats worldwide

New maps outline the threat hydropower dams pose to fish habitats worldwide. The maps could help with decision-making around new dams.

Stanford • futurity
Feb. 24, 2020 ~5 min

Tags: conservation fish renewable-energy earth-and-environment

A little heat can fix cracks in perovskite films

Perovskites are in line to replace pricey silicon solar cells, but they break easily. Good news: a little heat can completely heal cracks.

Kevin Stacey-Brown • futurity
Feb. 12, 2020 ~4 min

Tags: solar-cells materials-science renewable-energy science-and-technology earth-and-environment

Clear solar panels could power future greenhouses

The next generation of greenhouses may be fully solar-powered, researchers say. But it might not work as well in chillier climates.

Matt Shipman-NC State • futurity
Feb. 7, 2020 ~4 min

Tags: energy plants photosynthesis renewable-energy earth-and-environment

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