8737
Using scandium contacts on 10 - nm - thick exfoliated MoS ( 2 ) flakes that are covered by a 15 nm Al ( 2 ) O ( 3 ) film , high effective mobilities of 700 cm ( 2 ) / ( V s ) are achieved at room temperature .
 Chemical: scandium; Chemical: MoS ( 2 ); Chemical: Al ( 2 ) O ( 3 )
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: scandium, MoS ( 2 ), Al ( 2 ) O ( 3 ) 
Answer:
 Chemical: scandium; Chemical: MoS ( 2 ); Chemical: Al ( 2 ) O ( 3 )