2023-11-21 13:16:46物质与能量
微生物计数的新方法加快了研究,减少了浪费,可能会产生新的抗生素

University of Colorado Boulder researchers have developed a new way of counting microorganisms that works as much as 36 times faster than conventional methods, cuts plastic use more than 15-fold and substantially decreases the cost and carbon footprint of

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2023-11-21 13:16:46物质与能量
科学家利用量子生物学和人工智能提高基因组编辑工具

Scientists at Oak Ridge National Laboratory used their expertise in quantum biology, artificial intelligence and bioengineering to improve how CRISPR Cas9 genome editing tools work on organisms like microbes that can be modified to produce renewable fuels

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2023-11-21 13:16:45物质与能量
“室内太阳能”为物联网供电

From Wi-Fi-connected home security systems to smart toilets, the so-called Internet of Things brings personalization and convenience to devices that help run homes. But with that comes tangled electrical cords or batteries that need to be replaced. Now, r

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2023-11-21 13:16:44物质与能量
科学家警告不要依赖机械设备清除水体中的塑料

An international group of scientists has cautioned against reliance on mechanical cleanup devices as a means of addressing the plastic pollution crisis.

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2023-11-21 13:16:44物质与能量
化学家对合成聚合物的基本块进行成像

Synthetic polymers are everywhere in our society -- from nylon and polyester clothing to Teflon cookware and epoxy glue. At the molecular level, these polymers' molecules are made of long chains of monomer building blocks, the complexity of which increas

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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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