3619
The results show that variation in microhardness is dominated by composition mixture between the powder and substrate materials , rather than cooling behavior or dendrite arm spacing at liquid-solid interface in laser deposited Inconel 718 on AISI 1045 carbon steel .
 variation, microhardness, composition, powder, substrate materials, cooling, dendrite, liquid-solid interface, laser, Inconel 718, carbon steel
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:
 variation, microhardness, composition, powder, substrate materials, cooling, dendrite, liquid-solid interface, laser, Inconel 718, carbon steel