9115
However , the elongation at break had significantly declined which was likely due to the formation of nHA aggregates at the sintering borders following the processing of the coated powders despite being initially well dispersed on the particle surface .
 machanical property: elongation; material: aggregates; manufacturing process: sintering; application: coated; concept or principle: particle
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: elongation, aggregates, sintering, coated, particle 
Answer:
 machanical property: elongation; material: aggregates; manufacturing process: sintering; application: coated; concept or principle: particle