Advantage and Cases
Scanning electron microscopy (sem) is suitable for the observation of the surface topography of metals, ceramics, semiconductors, minerals, biology, polymers, composites and nano-scale one-dimensional, two-dimensional and three-dimensional materials (secondary electron image, backscattered electron image).It can be used to analyze the point, line and surface components of microregion.It is widely used in petroleum, geology, mineral field, electronics, semiconductor field, medicine, biology field, chemical industry, polymer material field, criminal investigation of public security, agriculture, forestry and other fields.