9660
A two - dimensional model of a solid - supported enzyme catalyst bead is fabricated on a quartz crystal microbalance with dissipation monitoring ( QCM - D ) sensor to measure in situ interfacial stability and mechanical properties of Candida antarctica Lipase B ( CAL B ) under varied conditions relating to ring - opening polymerization .
 Chemical: quartz
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: quartz