5545
Comparison of three different commercially-available conductive filaments demonstrates that only the most conductive commercially available filament could enable one-step electrodeposition of uniform copper films .
 material: filaments; material: filament; material: copper
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: filaments, filament, copper 
Answer:
 material: filaments; material: filament; material: copper