7511
The single nanoantenna data reveal EFs ranging from ( 2 . 5 +/- 0 . 6 ) x 10 ( 4 ) to ( 4 . 5 +/- 0 . 6 ) x 10 ( 8 ) with maximum enhancement for excitation wavelengths of 785 nm and lower energy .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None