8310
The bulk material of the nanopillar is in pure wurtzite crystal phase , despite the 6 % lattice mismatch with the substrate , with all stacking disorders well confined in the bottom - most transition region and terminated horizontally .
 Chemical: wurtzite
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: wurtzite