215
Powder thermal conductivities depend weakly on temperature from 295 K to 470 K. GaB-enhanced thermal conductivity is consistent with an effective medium model .
 material: Powder; process parameter: temperature; material: K; machanical property: thermal conductivity; concept or principle: model
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: Powder, temperature, K, thermal conductivity, model 
Answer:
 material: Powder; process parameter: temperature; material: K; machanical property: thermal conductivity; concept or principle: model