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电镜学英文解释翻译、电镜学的近义词、反义词、例句

英语翻译:

【化】 electron microscopy

分词翻译:

电的英语翻译:

electricity
【计】 telewriting
【化】 electricity
【医】 Elec.; electricity; electro-; galvano-

镜的英语翻译:

lens; looking glass; mirror
【化】 mirror
【医】 mirror; slass

学的英语翻译:

imitate; knowledge; learn; mimic; school; study; subject of study

专业解析

Electron microscopy (电镜学) is a branch of microscopy that utilizes accelerated electron beams to generate high-resolution images of specimens at nanometer-scale resolutions. The term combines "电" (electricity) and "镜学" (study of imaging systems), reflecting its core mechanism involving electromagnetic lenses . This technology surpasses optical microscopy by using electrons with wavelengths 100,000 times shorter than visible light photons, enabling visualization of ultrastructures in materials science and cellular organelles in biology .

Key technical classifications include:

  1. Scanning Electron Microscopy (SEM): Creates 3D surface topography through secondary electron detection (Oxford Dictionary of Science, 2023)
  2. Transmission Electron Microscopy (TEM): Analyzes internal structures via transmitted electrons, achieving atomic-level resolution (Springer Handbook of Microscopy)
  3. Cryo-Electron Microscopy: Preserves biological samples in vitreous ice for near-native state imaging, recognized by the 2017 Nobel Prize in Chemistry (Nature Methods, 2022)

Applications span nanotechnology development, viral particle analysis (如新冠病毒刺突蛋白研究), and semiconductor quality control. The technique's evolution from Ernst Ruska's 1931 prototype to modern aberration-corrected instruments demonstrates its indispensable role in 21st-century scientific discovery (Journal of Electron Microscopy, 2024).

网络扩展解释

“电镜学”是研究电子显微镜(Electron Microscopy, EM)技术及其应用的一门交叉学科,涉及物理、材料科学、生物医学等多个领域。以下是详细解释:

1.学科定义与性质

电镜学以电子显微镜为核心工具,通过电子束与物质的相互作用来观察微观结构。它属于边缘学科,融合了电磁学、材料科学、计算机技术等领域的知识,成为沟通不同学科的桥梁。

2.核心原理

3.应用领域

4.技术发展

现代电镜已从单一形态观察发展为多功能仪器,例如:

5.学科教育

电镜学通常作为材料学、物理学、生物学等专业的必修或选修课程,学生需掌握电镜操作、样品制备及数据分析技能。

电镜学通过高精度成像和多功能分析手段,成为现代科学研究中不可或缺的工具,尤其在纳米科技和生命科学领域具有不可替代的作用。

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