598
Microcracking is shown to occur in a narrow temperature interval between 450 K – 650 K , and to be strain rate dependent .
 process parameter: temperature; material: K; material: K; material: be
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:
 process parameter: temperature; material: K; material: K; material: be