Construction begins on energy storage system relying on gravity
Gravity has been the center of wonderment for physicists, mathematicians and thinkers of all kinds for centuries.
Energy & Green Tech
News tagged with energy output
Energy & Green Tech
Renewables are a better investment than carbon capture for tackling climate change
Solar panels and wind turbines coupled with energy storage offer a better hope for tackling climate change than trying to capture carbon from fossil fuel power stations, according to new research published by Nature Energy.
Apr 8, 2019
2
113
Energy & Green Tech
New approach could boost energy capacity of lithium batteries
Researchers around the globe have been on a quest for batteries that pack a punch but are smaller and lighter than today's versions, potentially enabling electric cars to travel further or portable electronics to run for ...
Mar 28, 2019
1
129
Energy & Green Tech
Salt battery harvests osmotic energy where the river meets the sea
Estuaries—where freshwater rivers meet the salty sea—are great locations for birdwatching and kayaking. In these areas, waters containing different salt concentrations mix and may be sources of sustainable, "blue" osmotic ...
Apr 24, 2024
0
69
Electronics & Semiconductors
Harvesting vibrational energy from 'colored noise'
The energy demands of today's ubiquitous small electronic devices—including sensors, data transmitters, medical implants and 'wearable' consumer products such as Fitbits—can no longer be met by chemical batteries alone. ...
Apr 18, 2024
0
30
Energy & Green Tech
New all-liquid iron flow battery for grid energy storage
A commonplace chemical used in water treatment facilities has been repurposed for large-scale energy storage in a new battery design by researchers at the Department of Energy's Pacific Northwest National Laboratory. The ...
Mar 25, 2024
0
127
Energy & Green Tech
Next-generation batteries could go organic, cobalt-free for long-lasting power
In the switch to "greener" energy sources, the demand for rechargeable lithium-ion batteries is surging. However, their cathodes typically contain cobalt—a metal whose extraction has high environmental and societal costs. ...
Jan 18, 2024
1
88
Electronics & Semiconductors
Why you don't want 'phantom energy' on a spacecraft
You may not have heard of piezoelectric materials, but odds are, you have benefitted from them.
May 8, 2023
0
523
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
0
1668
Energy & Green Tech
Sound vibrations turbo charge green hydrogen production
Engineers in Melbourne have used sound waves to boost production of green hydrogen by 14 times, through electrolysis to split water.
Dec 12, 2022
1
2501
