18181
The results show that on glass , graphite , and mica surfaces the slip lengths are 98 , 234 , and 110 nm , respectively .
 Chemical: graphite; Chemical: mica
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: graphite; Chemical: mica