22557
We find that the redox properties of nanocrystalline mp - CZO thin films differ significantly from those of bulk CZO materials reported in the literature and , therefore , propose a defect chemical model of surface regions .
 Chemical: CZO; Chemical: CZO
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: CZO; Chemical: CZO