18455
The synthesis of the nanocomposite relies on loading zwitterionic polymer brushes with Ag ( + ) precursor ions , followed by their in situ reduction to Ag nanoparticle by ultraviolet ( UV ) irradiation .
 Chemical: Ag ( + ); Chemical: Ag
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: Ag ( + ); Chemical: Ag