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The samples fabricated under the global optimum condition and a near optimum condition with increased beam current for sample dimension of 15 mm exhibit excellent creep properties under 980 °C .
 concept or principle: samples fabricated; machine or equipment: beam; concept or principle: sample; engineering feature: dimension; manufacturing process: mm; machanical property: creep
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: samples fabricated; machine or equipment: beam; concept or principle: sample; engineering feature: dimension; manufacturing process: mm; machanical property: creep