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The current paper presents a method for using neutron diffraction to measure residual stresses in Fe3Al intermetallic wall components that have been in-situ additively fabricated using the WAAM process with different post-production treatments .
 process characterization: neutron diffraction; machanical property: residual stresses; material: intermetallic; machine or equipment: components; concept or principle: in-situ; concept or principle: fabricated; manufacturing process: WAAM; concept or principle: process
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: neutron diffraction, residual stresses, intermetallic, components, in-situ, fabricated, WAAM, process 
Answer:
 process characterization: neutron diffraction; machanical property: residual stresses; material: intermetallic; machine or equipment: components; concept or principle: in-situ; concept or principle: fabricated; manufacturing process: WAAM; concept or principle: process