A theory of atomic structure that assumes an electron orbiting a nucleus can only be at certain energy levels.
假设电子需要有一定能量才能环绕核子轨道的原子结构理论。
Imaging with scanning transmission electron microscopy showed that the atomic grain-boundary structure had dislocations that had very similar arrangement.
扫描电子显微镜图像显示这两种晶界原子结构中的位错排列十分相似。
Protein electron crystallography is now able to measure the three-dimensional structure of membrane proteins at atomic resolution.
蛋白质电子晶体学已能以原子分辨率解析膜蛋白三维结构。
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