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This paper investigates the morphology , microstructure and mechanical properties of the additively manufactured TiAl material , and how these are affected by the location within the manufactured component .
 concept or principle: investigates; concept or principle: morphology; concept or principle: microstructure; concept or principle: mechanical properties; manufacturing process: additively manufactured; material: material; concept or principle: manufactured; machine or equipment: component
Please list all entity words in the text that fit the category.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} 
Answer:
 concept or principle: investigates; concept or principle: morphology; concept or principle: microstructure; concept or principle: mechanical properties; manufacturing process: additively manufactured; material: material; concept or principle: manufactured; machine or equipment: component