2024-02-18 16:25:00基础科学
原子量子计算机的新纪录:1000个原子量子位及其崛起

Making quantum systems more scalable is one of the key requirements for the further development of quantum computers because the advantages they offer become increasingly evident as the systems are scaled up. Researchers at TU Darmstadt have recently take

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2024-02-18 16:24:56基础科学
交变磁性实验证明

Ferromagnetism and antiferromagnetism have long been known to scientists as two classes of magnetic order of materials. Back in 2019, researchers at Johannes Gutenberg University Mainz (JGU) postulated a third class of magnetism, called altermagnetism. Th

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2024-02-18 16:24:54基础科学
新的原子核可以帮助我们理解地球和宇宙中的基础科学

In creating five new isotopes, an international research team working at the Facility for Rare Isotope Beams (FRIB) at Michigan State University has brought the stars closer to Earth.

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2024-02-18 16:24:51基础科学
量子计算机的一种新设计

Creating a quantum computer powerful enough to tackle problems we cannot solve with current computers remains a big challenge for quantum physicists. A well-functioning quantum simulator—a specific type of quantum computer—could lead to new discoveries ab

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2024-02-18 16:24:48基础科学
像Matryoshka娃娃一样的明星:gravastars的新理论

The interior of black holes remains a conundrum for science. In 1916, German physicist Karl Schwarzschild outlined a solution to Albert Einstein's equations of general relativity, in which the center of a black hole consists of a so-called singularity, a

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2024-02-18 16:24:46基础科学
科学家报告首次观察电子在液态水中实时移动

In an experiment akin to stop-motion photography, scientists have isolated the energetic movement of an electron while "freezing" the motion of the much larger atom it orbits in a sample of liquid water.

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2024-02-18 16:24:44基础科学
研究人员开发了一种新的集成技术,用于III-V族和硅的有效耦合

Researchers at the Hong Kong University of Science and Technology (HKUST) have developed a new integration technique for efficient integration of III-V compound semiconductor devices and silicon, paving the way for photonic integration at low cost, large

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2024-02-18 16:24:39基础科学
声学发明增强超声波进入封闭金属空间

The inside of underwater pipes and enclosed nuclear containers were inaccessible—until recently. Acoustics researchers in Penn State's College of Engineering have developed a way to convey energy and transmit communications through metal walls using ultr

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2024-02-18 16:24:37基础科学
研究发现旋转超流体的量子态可以通过三种方式放电

According to a recent study from the University of Helsinki, published in the journal Physical Review Letters, a vortex of a superfluid that has been quantized four times has three ways of dividing, depending on the temperature.

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2024-02-18 16:24:34基础科学
测量中子以减少核废料:新技术为改进核废料处理设施铺平了道路

Nuclear power is considered one of the ways to reduce dependence on fossil fuels, but how to deal with nuclear waste products is among the issues surrounding it. Radioactive waste products can be turned into more stable elements, but this process is not y

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2024-02-18 16:24:32基础科学
欧洲核子研究中心的研究人员比以往任何时候都更精确地测量夸克-胶子等离子体中的声速

Neutron stars in the universe, ultracold atomic gases in the laboratory, and the quark–gluon plasma created in collisions of atomic nuclei at the Large Hadron Collider (LHC): they may seem totally unrelated but, surprisingly enough, they have something in

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2024-02-18 16:24:30基础科学
利用半球形外壳的光改善光伏

In the pursuit of sustainable energy solutions, the quest for more efficient solar cells is paramount. Organic photovoltaic cells have emerged as a promising alternative to traditional silicon-based counterparts due to their flexibility and cost-effective

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