Related topics: energy

Capturing wasted electricity with triboelectric generators

(Phys.org) —With one stomp of his foot, Zhong Lin Wang illuminates a thousand LED bulbs – with no batteries or power cord. The current comes from essentially the same source as that tiny spark that jumps from a fingertip ...

New highly efficient thermoelectronic generator

Through a process known as thermionic conversion, heat energy—such as light from the sun or heat from burned fossil fuels—can be converted into electricity with very high efficiency. Because of its promise, researchers ...

Big beats bolster solar cell efficiency

(Phys.org) —Playing pop and rock music improves the performance of solar cells, according to new research from scientists at Queen Mary University of London and Imperial College London.

EU signals end to high subsidies for renewable energy

The European Commission issued new guidelines Tuesday which could end costly and controversial subsidies for renewable energy, opening the way for state-aid backing of gas or coal-fired electricity generation projects.

Amping up solar in the snowy north

Solar farms are a no-brainer in warm and sunny places, but what about in northern climes where snow can cover and even shut down the panels?

Potential of straw for the energy mix has been underestimated

Straw from agriculture could play an important role in the future energy mix for Germany. Up until now it has been underutilised as a biomass residue and waste material. These were the conclusions of a study conducted by ...

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