27397
The optimum MoS2 - based micro - supercapacitor exhibits excellent electrochemical performance for energy storage with aqueous electrolytes , with a high area capacitance of 8 mF cm ( - 2 ) ( volumetric capacitance of 178 F cm ( - 3 ) ) and excellent cyclic performance , superior to reported graphene - based micro - supercapacitors .
 Chemical: MoS2; Chemical: graphene
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: MoS2; Chemical: graphene