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This research presents a methodology to predict the weld strength between the layers of an embedded material extrusion structure by obtaining the thermal history at the layer interface as a result of process interruption .
 concept or principle: research; concept or principle: methodology; machanical property: weld strength; manufacturing process: material extrusion; process parameter: layer; concept or principle: interface; material: as; concept or principle: process
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: research; concept or principle: methodology; machanical property: weld strength; manufacturing process: material extrusion; process parameter: layer; concept or principle: interface; material: as; concept or principle: process