20471
We observe QH plateaus at filling factors nu = - 8 , - 2 , 2 , 6 , and 10 , which is in agreement with the full - parameter tight binding calculations .
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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:
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