Energy & Green Tech
Batteries do the heavy lifting to store excess solar energy on power grids for use after sundown, but to operate, they also rely on pricey elements like platinum.
May 5, 2022
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25
Electronics & Semiconductors
Proton batteries are an innovative and environmentally friendly type of battery in which charge is carried by protons, which are positively charged hydrogen ions. A team of researchers has now developed organic sulfonamides ...
Apr 22, 2022
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140
Engineering
Milling rice to separate the grain from the husks produces about 100 million tons of rice husk waste globally each year. Scientists searching for a scalable method to fabricate quantum dots have developed a way to recycle ...
Apr 12, 2022
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665
Energy & Green Tech
Electric cars are the future; they will help reduce air pollution and end our dependence on fossil fuels. However, there is one glaring problem with this potentially disruptive technology: the availability of sufficient lithium ...
Feb 7, 2022
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6
Engineering
Lithium metal batteries could store much more charge in a given space than today's lithium-ion batteries, and the race is on to develop them for next-gen electric vehicles, electronics and other uses.
Jan 6, 2022
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248
Energy & Green Tech
Lithium metal is an ideal anode for high-energy-density rechargeable batteries due to its low electrochemical potential and high theoretical capacity. However, the cycling of lithium metal anode (LMA) is limited by the uneven ...
Dec 28, 2021
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43
Energy & Green Tech
A research team showed that electrolyte additives increase the lifetime of lithium metal batteries and remarkably improve the performance of fast charging and discharging. Professor Nam-Soon Choi's team from the Department ...
Dec 17, 2021
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107
Energy & Green Tech
Known by expectant parents as the technology that enables them to see their child for the first time, ultrasound can be used at extremely low frequencies to serve an entirely different purpose. Researchers at KTH Royal Institute ...
Oct 13, 2021
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296
Energy & Green Tech
When lithium ions are forced rapidly through a battery, they might get stuck and turn into lithium metal, no longer able to move through the battery.
Oct 7, 2021
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16
Electronics & Semiconductors
Physicists have found a way to make transistors using materials that are highly rated for their performance in next-generation solar cells and light-emitting diodes (LEDs). The researchers have overcome the problem of the ...
Aug 19, 2021
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