24104
In reciprocal space , facet streaks with thickness fringes were clearly observed in the two - dimensional diffraction patterns , from which the shape and size of the corresponding cross sections of the nanowire could be revealed .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None