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In this work characterization using electron back scatter diffraction was performed on aluminum–titanium dissimilar metal welds made using a 9 kW ultrasonic additive manufacturing system .
 enabling technology: electron back scatter diffraction; material: metal; manufacturing process: ultrasonic additive manufacturing
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:
 enabling technology: electron back scatter diffraction; material: metal; manufacturing process: ultrasonic additive manufacturing