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Solid NiTi has a modulus of 48 GPa , which is much lower than other Ti alloys .
 material: NiTi; machanical property: GPa; material: Ti alloys
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:
 material: NiTi; machanical property: GPa; material: Ti alloys