47297
The question is whether these waves might just be a different way of looking at the above process , however , because this approach does not point out a different energy source , and many plasma bulk phenomena can also be described in terms of Alfvén waves .
 Alfvén
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Alfvén