Varying the ratio of the two functional monomers (acrylic acid and vinyl pyrrolidone) has small, but highly significant effects: Functional monomer ratio of 1:1 (w/w) AA:VP leads to a sensor signal of 550 Hz while a ratio 2:3 (w/w) led to 355 Hz.
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Polymerization Parameters Influencing the QCM Response Characteristics of BSA MIP.
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