Quantum batteries improve charging efficiency
Science and Technology Daily, Beijing, November 6th (Reporter Liu Xia) - Scientists from the University of Tokyo in Japan have published a paper in the latest issue of the Physical Review Letters magazine, stating that quantum batteries are energy storage devices that can utilize quantum effects and bypass traditional causal rules to improve charging efficiency.Researchers explain that in the classical world, causality has only one direction: if event A leads to event B, then it is clear that event B does not lead to event A...
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The European Union has taken action, can our phones use detachable batteries?
I don't know if you still remember. The European Union once said before that it would legislate to force mobile phones to use detachable batteries...
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EU Council Passes New Regulations on Batteries and Waste Batteries
Brussels, July 10th (Xinhua) - The European Council passed a new regulation on July 10th aimed at strengthening the management of batteries and waste batteries. This regulation will regulate the entire lifecycle of batteries from production to recycling and reuse, and ensure their safety, sustainability, and competitiveness...
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Beijing Revises Group Standards for Lithium Batteries Used in Electric Bicycles
On June 12th, the official website of the Beijing Municipal Market Regulation Bureau announced that the Beijing electric bicycle group standard "Technical Specification for Lithium ion Power Battery Pack for Electric Bicycles" was recently revised and will be officially implemented on June 19th. The original group standard will also be abolished...
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Innovative design doubles the efficiency of lightweight space batteries
Science and Technology Daily (reporter Zhang Jiaxin) Researchers from the University of Pennsylvania in the United States proposed a new design of a lightweight two-dimensional transition metal halide (2DTMDC) solar cell in the first issue of the newly published Equipment magazine. The cell is enhanced by the Superlattice structure, which increases the absorption of solar energy, and the efficiency is improved from 5% to 12%, which is very suitable for space applications...
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Graphene batteries have higher efficiency and lifespan, bringing a qualitative leap forward for the development of smartphones
Click on the top right to follow and unlock daily good articlesWen | Xue Zhengzheng aaEditor | Xue Zhengzheng aaintroductionFor decades, batteries have played a crucial role in the power supply of electronic devices, especially mobile phones.With the increasing demand for longer battery life and faster charging time, researchers have been tirelessly working to develop the next generation of batteries to provide better performance than existing batteries...
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What changes will occur to the performance of the electrolyte in lithium-ion batteries at low temperatures?
Wen/DazhuangEditor/DazhuangstayLow temperature environmentThe electrode reaction rate of lithium-ion batteries decreases, leading to a decrease in battery capacity. This is caused by factors such as the decrease in ion conductivity of electrolytes at low temperatures and the decrease in reactivity of electrode surface active substances...
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Taking magnesium batteries as an example, explore the breakthrough direction of high-performance batteries
Literature | A Comprehensive View of Science PopularizationEditor | Science Popularization OverviewintroductionWith the continuous growth of energy demand in human society, traditional fossil fuels are no longer able to meet people's needs, so the research and application of new energy technologies have become increasingly important. During this process, batteries, as an energy storage device, have received widespread attention and research...
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