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A sample of 304L stainless steel manufactured by Laser Engineered Net Shaping ( LENS ) was characterized in 3D using TriBeam tomography .
 concept or principle: sample; material: stainless steel; concept or principle: manufactured; manufacturing process: Laser Engineered Net Shaping; manufacturing process: LENS; concept or principle: 3D
Please list all entity words in the text that fit the category.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} 
Answer:
 concept or principle: sample; material: stainless steel; concept or principle: manufactured; manufacturing process: Laser Engineered Net Shaping; manufacturing process: LENS; concept or principle: 3D