29441
A high reversible capacity of 502 mA h g ( - 1 ) ( higher than the theoretical capacity of graphite , ~ 372 mA h g ( - 1 ) ) can be obtained at a high current rate of 3950 mA g ( - 1 ) .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
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