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一文带你全面了解—透射电子显微镜(TEM)原理及应用
透射电子显微镜 (TEM) 是一种用于观察物质中最小结构的分析技术。与依赖可见光谱中的光的光学显微镜不同,TEM 可以通过将纳米结构放大 5000 万倍来揭示原子尺度的惊人细节。这是因为电子在通过强电磁场加速时,其波长可以比可见光短得多(大约小 ...
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