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Here we study the microstructure and properties of an AlSi10Mg alloy fabricated with sub-optimal parameters and investigate the effectiveness of post-processing by hot isostatic pressing ( HIP ) and T6 heat treatment .
 concept or principle: microstructure; concept or principle: properties; material: AlSi10Mg alloy; concept or principle: parameters; concept or principle: effectiveness; concept or principle: post-processing; manufacturing process: hot isostatic pressing; manufacturing process: HIP; manufacturing process: heat treatment
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: microstructure, properties, AlSi10Mg alloy, parameters, effectiveness, post-processing, hot isostatic pressing, HIP, heat treatment 
Answer:
 concept or principle: microstructure; concept or principle: properties; material: AlSi10Mg alloy; concept or principle: parameters; concept or principle: effectiveness; concept or principle: post-processing; manufacturing process: hot isostatic pressing; manufacturing process: HIP; manufacturing process: heat treatment