14392
The power output corresponds to an area power density of 313 W / m ( 2 ) and a volume power density of 54 , 268 W / m ( 3 ) at an open - circuit voltage of ~ 1200 V .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 None