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The laser beam was defocused , used in conduction mode , and was positioned concentric with the welding wire and the welding arc ( CMT ) .Finally , the results obtained for bead-on-plate welding were applied to an additively manufactured structure , in which a laser-hybrid stabilized sample was built and then evaluated against CMT-only sample .
 concept or principle: laser beam; manufacturing process: welding; manufacturing process: welding; concept or principle: arc; manufacturing process: CMT; manufacturing process: welding; manufacturing process: additively manufactured; concept or principle: sample; concept or principle: sample
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: laser beam; manufacturing process: welding; manufacturing process: welding; concept or principle: arc; manufacturing process: CMT; manufacturing process: welding; manufacturing process: additively manufactured; concept or principle: sample; concept or principle: sample