Engineers try to squeeze energy from discarded fruit using microbial fuel cells
When Doc Brown fed his DeLorean food scraps in Back to the Future as fuel, it seemed like crazy science fiction.
May 3, 2023
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Energy & Green Tech
Page 2 - News tagged with output power
Energy & Green Tech
A solar hydrogen system that co-generates heat and oxygen
EPFL researchers have built a pilot-scale solar reactor that produces usable heat and oxygen, in addition to generating hydrogen with unprecedented efficiency for its size.
Apr 17, 2023
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1668
Electronics & Semiconductors
Electronic metadevices break barriers to ultra-fast communications
EPFL researchers have come up with a new approach to electronics that involves engineering metastructures at the sub-wavelength scale. It could launch the next generation of ultra-fast devices for exchanging massive amounts ...
Feb 17, 2023
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107
Energy & Green Tech
Re-awakening the world's first solar cells for indoor photovoltaics applications
The world's first solid-state photovoltaics were reported in 1883, and were composed of selenium, which eventually led to the development of the present-day photovoltaics, although the wide bandgap of selenium was limiting ...
Energy & Green Tech
Realizing a century-old dream to make electricity from air
European research is expanding clean-energy options, bolstering the EU's goal to become climate-neural by 2050.
Dec 19, 2022
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Energy & Green Tech
Thinking of buying a battery to help power your home? Here's what you need to know
Batteries are undoubtedly part of our energy future. Should you put one in your home now to store solar output, manage your energy use and cut costs? It really depends on what you want to achieve.
Dec 16, 2022
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38
Energy & Green Tech
Researchers embrace uncertainty to make microgrids better
Renewable energy is seen as an answer to climate change, yet its uptake is limited by the variability and intermittent nature of most renewable energy sources. A promising solution to this problem is microgrids.
Dec 6, 2022
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10
Electronics & Semiconductors
Dye-sensitized solar cells achieve a new power conversion efficiency record
Mesoscopic dye-sensitized solar cells (DSCs) were invented in 1990s by Brian O'Regan and Michael Grätzel, taking on the latter's name—the world-famous Grätzel cells. DSCs convert light into electricity through photosensitizers—dye ...
Oct 26, 2022
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192
Energy & Green Tech
Increased spacing of solar panels comes with benefits
Moving rows of solar panels farther apart can increase efficiency and improve economics in certain instances by allowing greater airflow to whisk away some heat, according to a new analysis.
Oct 25, 2022
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Engineering
You might think solar panels have been perfected—but we can still make them even better and cheaper
The cost of turning sunlight into electricity has fallen more than 90% over the last decade. Solar is now the cheapest form of newly built energy generation.
Oct 24, 2022
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