27454
We attribute the observed performance enhancement , specifically the increased carrier mobility that is limited by phonons , to the reduction of the Schottky barrier at the source and drain electrode by band bending caused by the ultrathin IL dielectric layer .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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