14573
A mechanistic study of the electrochemical oxygen reduction on the model semiconductor n - Ge ( 100 ) by ATR - IR and DFT .
 Chemical: oxygen; Chemical: Ge
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: oxygen; Chemical: Ge