2023-11-21 13:16:43物质与能量
新的AI降噪耳机技术让佩戴者可以选择他们听到的声音

Most anyone who's used noise-canceling headphones knows that hearing the right noise at the right time can be vital. Someone might want to erase car horns when working indoors, but not when walking along busy streets. Yet people can't choose what sounds

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2023-11-21 13:16:42物质与能量
如何利用人工智能进行发现——不让科学误入歧途

Over the past decade, AI has permeated nearly every corner of science: Machine learning models have been used to predict protein structures, estimate the fraction of the Amazon rainforest that has been lost to deforestation and even classify faraway galax

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2023-11-21 13:16:42物质与能量
原子之舞产生磁铁

Quantum materials hold the key to a future of lightning-speed, energy-efficient information systems. The problem with tapping their transformative potential is that, in solids, the vast number of atoms often drowns out the exotic quantum properties electr

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2023-11-21 13:16:40物质与能量
药物晶体结构预测的一场革命

Physical properties (stability, solubility, etc.), critical to the performance of pharmaceutical and functional materials, are known to strongly depend on the solid-state form and environmental factors, such as temperature and relative humidity. Recognisi

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2023-11-21 13:16:40物质与能量
新型冷却陶瓷可以提高建筑业的能源效率,并有助于对抗全球变暖

A significant breakthrough in developing a passive radiative cooling (PRC) material has been announced by researchers at City University of Hong Kong (CityU). The findings have just been published in the journal Science titled "Hierarchically st

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2023-11-21 13:16:39物质与能量
量子力学:用高次谐波探针解开自旋的秘密

Deep within every piece of magnetic material, electrons dance to the invisible tune of quantum mechanics. Their spins, akin to tiny atomic tops, dictate the magnetic behavior of the material they inhabit. This microscopic ballet is the cornerstone of magn

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2023-11-21 13:16:39物质与能量
科学家在回收塑料中发现数百种有毒化学物质

When scientists examined pellets from recycled plastic collected in 13 countries they found hundreds of toxic chemicals, including pesticides and pharmaceuticals. Because of this, the scientists judge recycled plastics unfit for most purposes and a hinder

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2023-11-21 13:16:37物质与能量
消费者准备好让机器人出现在他们家门口了吗?

With Amazon aiming to make 10,000 deliveries with drones in Europe this year and Walmart planning to expand its drone delivery services to an additional 60,000 homes this year in the states, companies are investing more research and development funding in

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2023-11-21 13:16:37物质与能量
扭曲的磁铁使大脑启发的计算更具适应性

A form of brain-inspired computing that exploits the intrinsic physical properties of a material to dramatically reduce energy use is now a step closer to reality, thanks to a new study led by UCL and Imperial College London researchers.

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2023-11-21 13:16:36物质与能量
成功模板:为下一代电池成型硬质碳电极

Sodium- and potassium-ion batteries are promising next-generation alternatives to the ubiquitous lithium-ion batteries (LIBs). However, their energy density still lags behind that of LIBs. To tackle this issue, researchers from Japan explored an innovativ

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2023-11-21 13:16:36物质与能量
太阳能设备同时生产清洁的水和清洁的燃料

A floating, solar-powered device that can turn contaminated water or seawater into clean hydrogen fuel and purified water, anywhere in the world, has been developed by researchers.

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2023-11-21 13:16:35物质与能量
芯片上的光致超导性

Researchers at the Max Planck Institute for the Structure and Dynamics of Matter (MPSD) in Hamburg, Germany, have shown that a previously demonstrated ability to turn on superconductivity with a laser beam can be integrated on a chip, opening up a route t

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