4094
The apparatus consists of an Am - 241 exciting source ( 300 mCi ) and pure Ge detector ( 50 mm2 X 5 mm ) for measuring K alpha fluorescent x - rays ( 28 . 3 and 28 . 6 KeV ) emitted from exited iodine .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities:  
Answer:
 None