4998
OM and SEM studies of the interface show a sound metallurgical bonding as a result of the melting of AlSi10Mg powder and partial melting of the cast substrate assisted by the circulate flows and Marangoni convection .
 process characterization: OM; process characterization: SEM; concept or principle: interface; concept or principle: metallurgical bonding; material: as; manufacturing process: melting; material: AlSi10Mg; manufacturing process: melting; manufacturing process: cast
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
 Entities: OM, SEM, interface, metallurgical bonding, as, melting, AlSi10Mg, melting, cast 
Answer:
 process characterization: OM; process characterization: SEM; concept or principle: interface; concept or principle: metallurgical bonding; material: as; manufacturing process: melting; material: AlSi10Mg; manufacturing process: melting; manufacturing process: cast