1060
The Cp- Titanium and titanium-based alloys are categorized in three ways depending upon its microstructure such as ( α + β ) , α- type , β-type and comparative analysis are done its behavior , stability through SEM .
 material: Titanium; material: alloys; concept or principle: microstructure; material: as; machanical property: stability; process characterization: SEM
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: Titanium; material: alloys; concept or principle: microstructure; material: as; machanical property: stability; process characterization: SEM