Based on the imaging principle of SEM, the equation for illustrating the theoretical resolution of secondary electron image has been deduced in this paper.
本文是从扫描电子显微镜的成像原理出发,推导了有关阐明二次电子像理论分辨率的公式。
In this paper, the aberration theory of electron image forming systems in the combined focusing and deflecting field has been researched using the technology of numerical simulation.
本文利用数值仿真技术对复合场中电子成像系统的像差理论做了研究。
The spatial distribution of that image represents the electron density around the atom.
图像的空间分布就代表了原子周围的电子密度。
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