2023-12-23 15:43:22物质与能量
激光增材制造:倾听缺陷的发生

Researchers from EPFL have resolved a long-standing debate surrounding laser additive manufacturing processes with a pioneering approach to defect detection.

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2023-12-23 15:43:19物质与能量
接触软机器人可以减少人类对使用它们的恐惧

Seeing robots made with soft, flexible parts in action appears to lower people's anxiety about working with them or even being replaced by them.

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2023-12-23 15:43:16物质与能量
钻石和铁锈有助于揭示“不可能”的准粒子

Researchers have discovered magnetic monopoles -- isolated magnetic charges -- in a material closely related to rust, a result that could be used to power greener and faster computing technologies.

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2023-12-23 15:43:13物质与能量
光活化纳米药物治疗老年性黄斑变性的突破

Researchers at the LKS Faculty of Medicine of the University of Hong Kong (HKUMed), and collaborators from the Zhongshan Ophthalmic Centre of Sun Yat-sen University, Guangzhou, have developed a light-activatable prodrug nanomedicine for age-related macula

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2023-12-23 15:43:12物质与能量
利用太阳能从空气中取水

More than 2.2 billion people currently live in water-stressed countries, and the United Nations estimates that 3.5 million die every year from water-related diseases. Because the areas most in need of improved drinking water are also located in some of th

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2023-12-23 15:43:09物质与能量
从声名狼藉到独创:细菌劫持机制是先进的基因工具

Researchers have uncovered the intricate molecular mechanism used by parasitic phytoplasma bacteria, known for inducing 'zombie-like' effects in plants. This detailed revelation opens new horizons for groundbreaking applications in biotechnology and eve

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2023-12-23 15:43:07物质与能量
人工智能加速复杂场景中的问题解决

While Santa Claus may have a magical sleigh and nine plucky reindeer to help him deliver presents, for companies like FedEx, the optimization problem of efficiently routing holiday packages is so complicated that they often employ specialized software to

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2023-12-23 15:43:04物质与能量
人工智能使抓握更加直观

Different types of grasps and bionic design: technological developments in recent decades have already led to advanced artificial hands. They can enable amputees who have lost a hand through accident or illness to regain some movements. Some of these mode

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2023-12-23 15:43:02物质与能量
化学家创造出彩虹般的有机分子

Chains of fused carbon-containing rings have unique optoelectronic properties that make them useful as semiconductors. These chains, known as acenes, can also be tuned to emit different colors of light, which makes them good candidates for use in organic

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2023-12-23 15:42:58物质与能量
用泼水研磨咖啡可以减少静电,制作出更稳定、更浓的意式浓缩咖啡

The fracturing and friction of coffee beans during grinding generates electricity that causes coffee particles to clump together and stick to the grinder. Researchers report December 6 in the journal Matter that coffee beans with higher internal

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2023-12-23 15:42:55物质与能量
Bowtie谐振器构建自己,桥接纳米和宏观之间的差距

A central goal in quantum optics and photonics is to increase the strength of the interaction between light and matter to produce, e.g., better photodetectors or quantum light sources. The best way to do that is to use optical resonators that store light

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2023-12-23 15:42:54物质与能量
电子控制的C-H功能化催化剂

The Chirik Group at the Princeton Department of Chemistry is chipping away at one of the great challenges of metal-catalyzed C-H functionalization with a new method that uses a cobalt catalyst to differentiate between bonds in fluoroarenes, functionalizin

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