2024-09-05 17:28:43前沿信息
新方法捕捉纳米级相干X射线成像中的随机动力学

Coherent X-ray imaging has emerged as a powerful tool for studying both nanoscale structures and dynamics in condensed matter and biological systems. The nanometric resolution together with chemical sensitivity and spectral information render X-ray imagin

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2024-09-05 17:15:21前沿信息
研究小组在实体瘤中发现了一种“类似力场”的防御系统,以及可以将其关闭的遗传因素

The tumor microenvironment—an ad hoc, messy amalgamation of signaling molecules, immune cells, fibroblasts, blood vessels, and the extracellular matrix—acts like a "powerful security system that protects solid tumors from invaders seeking to destroy

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2024-09-05 17:03:57前沿信息
纳米结构使片上光波电子混频器成为可能

Imagine how a phone call works: Your voice is converted into electronic signals, shifted up to higher frequencies, transmitted over long distances, and then shifted back down so it can be heard clearly on the other end. The process enabling this shifting

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2024-09-04 17:29:42前沿信息
用于增强现实显示器的高折射率调制纳米复合材料

Holographic optical elements (HOEs) are essential in augmented reality (AR) displays, providing benefits such as design flexibility and improved optical efficiency. However, current materials' limited refractive index modulation hampers performance, part

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2024-09-04 17:14:35前沿信息
变色自愈水凝胶微粒:先进伤口护理的智能解决方案

Chronic diabetic wounds are prevalent in patients and are difficult to heal, presenting a significant medical challenge. The development of multifunctional hydrogel dressings with a well-designed morphology and structure can enhance their flexibility and

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2024-09-04 17:02:20前沿信息
生物工程师为天然纳米气泡开发蛋白质组装路线图

As far as water gear goes, floaties are not exactly high tech. But the tiny air-filled bubbles some microorganisms use as flotation devices when they compete for light on the water surface are a different story.

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2024-09-03 16:58:42前沿信息
低能离子注入实现二维横向p-n结结构

The feature size of silicon-based transistors is approaching the theoretical limit, which puts forward higher requirements for the atomic level manufacturing of semiconductors. The basic idea of atomic level manufacturing is to process and manipulate matt

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2024-08-31 17:41:36前沿信息
纳米管得到推动:液相合成解锁高效生产

Single-walled carbon nanotubes (SWCNTs) are known for their remarkable properties, which make them essential in many advanced technologies. Yet, creating these nanotubes efficiently and on a large scale has been a persistent challenge.

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2024-08-31 17:27:43前沿信息
新技术有望大规模制造奇特的准一维材料

Researchers have fabricated a quasi-one-dimensional van der Waals zirconium telluride thin film, which is a form of a substance that has long promised advances in quantum computing, nano-electronics and other advanced technologies. Until now, it has stump

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2024-08-31 17:15:48前沿信息
你喝了多少微塑料?新工具可以在几分钟内告诉你

Micro- and nanoplastics are in our food, water and the air we breathe. They are showing up in our bodies, from testicles to brain matter. Now, University of British Columbia researchers have developed a low-cost, portable tool to accurately measure plasti

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2024-08-31 17:03:32前沿信息
高速原子力显微镜揭示大脑受体的动态行为

Researchers at the Nano Life Science Institute (WPI-NanoLSI), Kanazawa University, used high-speed atomic force microscopy to observe dynamic changes in AMPA receptors, which are vital for brain communication. Their findings, published in ACS Nano, reveal

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2024-08-31 16:49:51前沿信息
稀土单原子增强氧化锰的电化学析氧

An international group of researchers has developed a novel approach that enhances the efficiency of the oxygen evolution reaction (OER), a key process in renewable energy technologies. By introducing rare earth single atoms into manganese oxide (MnO2), t

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