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In the present work , we describe our custom-designed additive manufacturing chamber allowing in situ 3D-non-destructive characterisation to be performed during layer-by-layer construction using synchrotron X-ray microtomography .
 manufacturing process: additive manufacturing; concept or principle: in situ; material: be; concept or principle: layer-by-layer; application: construction; enabling technology: synchrotron
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: additive manufacturing, in situ, be, layer-by-layer, construction, synchrotron 
Answer:
 manufacturing process: additive manufacturing; concept or principle: in situ; material: be; concept or principle: layer-by-layer; application: construction; enabling technology: synchrotron