V2EX nanoparticles

Nanoparticles

定义 Definition

纳米颗粒/纳米粒子:尺寸通常在1100 纳米范围内的极小颗粒。由于尺度很小,它们常表现出与宏观材料不同的性质(如更高的反应性、特殊的光学/电学/磁学行为),广泛用于医学、材料科学、电子与环境领域。

发音 Pronunciation (IPA)

/nnoprtklz/

例句 Examples

Nanoparticles are used in some sunscreens to block UV light.
纳米颗粒被用于一些防晒霜中,用来阻挡紫外线。

Researchers designed nanoparticles that deliver drugs directly to tumor cells, reducing side effects.
研究人员设计了可将药物直接递送到肿瘤细胞的纳米颗粒,从而减少副作用。

词源 Etymology

nano- 来自希腊语 nanos,意为“矮小、微小”,在现代科学计量中表示 10(十亿分之一)这一数量级;particle 源自拉丁语 particula(“小部分”)。合起来 nanoparticles 字面意思就是“纳米尺度的颗粒”。

相关词 Related Words

文学作品 Literary Works

  • Prey Michael Crichton(涉及自我复制的纳米技术与纳米粒子相关概念)
  • The Diamond Age: Or, A Young Lady's Illustrated Primer Neal Stephenson(以纳米技术为核心背景,包含与纳米材料/纳米粒子相关的描写)
  • Engines of Creation: The Coming Era of Nanotechnology K. Eric Drexler(经典纳米技术科普/前瞻著作,讨论纳米尺度构造与相关“纳米组件/粒子”概念)
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