25942
20 nm ZnO nanoparticles are used to fabricate the mesoporous photoanode of the CdS / CdSe quantum dot - sensitized solar cells by the simple doctor blade method .
 Chemical: ZnO; Chemical: CdS; Chemical: CdSe
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: ZnO; Chemical: CdS; Chemical: CdSe