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In this research , a new scan strategy referred to as ghost beam is numerically evaluated as a candidate to achieve the targeted G and R of IN718 alloy .
 concept or principle: research; material: as; machine or equipment: beam; material: as; material: IN718 alloy
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: research, as, beam, as, IN718 alloy 
Answer:
 concept or principle: research; material: as; machine or equipment: beam; material: as; material: IN718 alloy