Amorphous Si critical dimension structures with direct Si lattice calibration Project supported by the National Key Scientific Instrument and Equipment Development Projects of China (Grant No. 2014YQ090709), the National Key Research and Development Program of China (Grant No. 2016YFA0200902), and Major Projects of Science and Technology Commission of Shanghai, China (Grant No. 17JC1400800). |
(a) Reproduction of STEM image of CD after contrast adjustment, (b) image intensity profile of STEM image at specified line (Y = 700) along the Y axis in (a). |