2024-05-15 18:37:35前沿信息
研究人员展示了纳米器件增强的辐射传热

Researchers from Japan have been working hard to keep their cool—or at least—keep their nanodevices from overheating. By adding a tiny coating of silicon dioxide to micro-sized silicon structures, they were able to show a significant increase in the rate

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2024-05-15 18:22:52前沿信息
设计师模仿自然的螺旋

Nature is filled with extraordinarily precise molecular shapes that fit together like a hand in glove. Proteins, for example, can assemble into a wide variety of well-defined shapes that grant them their function.

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2024-05-15 18:06:56前沿信息
高速原子力显微镜有助于解释某些生物分子在DNA包裹动力学中的作用

In plants and animals, the basic packaging units of DNA, which carry genetic information, are the so-called nucleosomes. A nucleosome consists of a segment of DNA wound around eight proteins known as histones.

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2024-05-15 17:53:43前沿信息
研究探索了减轻无处不在的银纳米颗粒环境毒性的方法

Silver has long been used to thwart the spread of illness and in recent years silver nanoparticles have been incorporated into products ranging from sanitizers, odor-resistant clothes and washing machines to makeup, food packaging and sports equipment.

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2024-05-15 17:40:55前沿信息
自组装含纳氧化锌检测低浓度癌症生物标志物挥发性有机物

Developing high-performance gas sensors for the detection of lung cancer markers at low concentrations is a crucial step towards achieving early lung cancer monitoring through breath tests. Metal oxide semiconductors (MOS) have long been sensitive to vola

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2024-05-15 17:28:19前沿信息
个体癌症细胞对H反应的探讨₂O₂ 海女

In a recent study published in the journal Science Bulletin, researchers from the Nano Life Science Institute (WPI-NanoLSI) at Kanazawa University utilized hopping probe scanning ion conductance microscopy (HPICM) and highly sensitive platinum-functionali

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2024-05-15 17:13:26前沿信息
纳米颗粒植物病毒治疗有望对抗小鼠转移癌

An experimental treatment made from a plant virus is effective at protecting against a broad range of metastatic cancers in mice, according to a new study from the University of California San Diego.

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2024-05-15 17:02:34前沿信息
首次检测到石墨烯中的电子涡旋

When an ordinary electrical conductor—such as a metal wire—is connected to a battery, the electrons in the conductor are accelerated by the electric field created by the battery. While moving, electrons frequently collide with impurity atoms or vacancies

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2024-05-15 16:49:52前沿信息
新型凝胶能分解体内的酒精

Most alcohol enters the bloodstream via the mucous membrane layer of the stomach and the intestines. These days, the consequences of this are undisputed: even small amounts of alcohol impair people's ability to concentrate and to react, increasing the ri

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2024-05-14 18:30:16动物植物
lncRNA在果蔬中的重要作用及其调控机制综述

With the development of genome sequencing technologies, many long non-coding RNAs (lncRNAs) have been identified in fruits and vegetables. Extensive research on lncRNAs has revealed their roles in regulating the expression of protein-coding genes at both

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2024-05-14 18:17:09动物植物
英国居民对环颈长尾小鹦鹉的看法

A study published in the open-access journal NeoBiota reveals UK residents' complex perceptions of the ring-necked parakeet (Psittacula krameri), an introduced species now prevalent across various urban and rural settings in the country.

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2024-05-14 18:03:55动物植物
研究提出了绘制细胞图的二维偶极定向方法

Due to the high transparency of cells, it is very difficult to observe the organelles within them. Biologists can label specific organelles for observation through fluorescence staining. This is somewhat analogous to being in an environment without light

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