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Here , we seek to understand the interface formed in AFSD via morphological and microstructural investigation , wherein the non-planar interfacial morphology is characterized on the track-scale ( centimeter scale ) using X-ray computed tomography and the material deformation history is explored by microstructure mapping at the interfacial regions .
 concept or principle: interface; concept or principle: microstructural; concept or principle: morphology; process characterization: X-ray computed tomography; material: material; concept or principle: deformation; concept or principle: microstructure
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: interface, microstructural, morphology, X-ray computed tomography, material, deformation, microstructure 
Answer:
 concept or principle: interface; concept or principle: microstructural; concept or principle: morphology; process characterization: X-ray computed tomography; material: material; concept or principle: deformation; concept or principle: microstructure