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Neutron diffraction measurements showed that the aB-built component can contain constant tensile residual stresses along the height of the wall , which can reach the materials ' yield strength .
 Neutron diffraction, component, tensile residual stresses, materials, yield strength
Please list all entity words in the text that fit the category. Output format is "word1, 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:
 Neutron diffraction, component, tensile residual stresses, materials, yield strength