25598
Complementary , in - situ Se K - edge X - ray absorption near edge structure analysis was used to track the evolution of the Se valence state for both crystalline and non - crystalline phases , including amorphous and electrolyte - dissolved phases in the ( de ) lithiation process .
 Chemical: Se; Chemical: Se
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: Se; Chemical: Se