4015
The results provided optimum laser parameter sets ( P = 204 W , v ≤ 800 mmB-1 ) for the fabrication of dense alloy samples with high relative densities > 99 % .
 laser, P, v, fabrication, alloy, relative densities
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:
 laser, P, v, fabrication, alloy, relative densities