2764
The Ti–6Al–4V FP-OHP was found to operate successfully with an effective thermal conductivity of approximately 110 W/m K at a power input of 50 W ; demonstrating a 400–500 % increase relative to solid Ti–6Al–4V .
 effective thermal conductivity, K, power
Please list all entity words in the text that fit the category. Output format is "word1, 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} 
Answer:
 effective thermal conductivity, K, power