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A little shrinkage confirmed by transmission spectra is not larger than 3 % , in consistent with the results measured by SEM , which revealing the sufficient and compact infiltration into the interstitial spaces by our confined sol - gel coassembly method .
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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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