10952
With respect to their twinning structure , these cubes fall between planar - twinned and multiply twinned nanoparticles , which are synthesized using 500 and 400 nm excitation , respectively .
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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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