Engineering
Osaka Metropolitan University scientists have successfully developed a new positive electrode material Na2FeS2, consisting of sodium, iron, and sulfur. During testing, batteries using the Na2FeS2 positive electrode had a ...
Oct 11, 2022
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201
Energy & Green Tech
In pursuit of a carbon-neutral society, advancement of the battery technology becomes imperative. Primary batteries, though non-rechargeable, hold promise as power sources for sensors and disaster scenarios because of their ...
Oct 17, 2023
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1
Engineering
Researchers have found a way to convert heat energy into electricity with a nontoxic material. The material is mostly iron, which is extremely cheap given its relative abundance. A generator based on this material could power ...
Apr 27, 2020
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107
Energy & Green Tech
Electrifying transportation is an essential step towards mitigating climate change. To improve the power, efficiency and safety of electric vehicles, researchers must continue to develop better batteries.
May 23, 2023
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50
Energy & Green Tech
Lithium ion batteries are widely used as energy storage systems for electronic products and electric vehicles. However, they are vulnerable to ignition as they are manufactured mainly with flammable organic liquid electrolytes, ...
Dec 29, 2022
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58
Engineering
Several industrial, automotive and health care applications rely on accurate and precise measurement of pressure. Flexible and wearable pressure sensors are typically fabricated using petroleum-based polymers. The solid waste ...
Sep 20, 2022
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29
Energy & Green Tech
They are considered the "Holy Grail" of battery research: so-called "solid-state batteries." They no longer have a liquid core, as is the case with today's batteries, but consist of a solid material. This leads to several ...
Mar 16, 2023
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69
Energy & Green Tech
Humanity must remove up to 660 billion tons of carbon dioxide (CO₂) from the atmosphere by the end of the century to limit global warming to 1.5°C. That's according to the most recent report by the Intergovernmental Panel ...
Sep 22, 2022
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18
Business
The main cost of an electric vehicle (EV) is its battery. The high cost of energy-dense batteries has meant EVs have long been more expensive than their fossil fuel equivalents.
Mar 20, 2024
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10
Energy & Green Tech
Researchers at Kyushu University, in collaboration with Osaka University and the Fine Ceramics Center, have developed a framework that uses machine learning to speed up the discovery of materials for green energy technology.
Jan 18, 2024
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