From:  Novel research in the field of non-invasive diagnostics of Helicobacter pylori utilizing a library of chemical piezoelectric sensors and portable devices

 Functional parameters of sorbent films in cyclohexylamine vapors.

Sensor modifiersmnπucx, mcgStability, %Noise, HzDrift, Hz
Beeswax15.499.449
Eu2O3-SiO21.598, 8210
GA2.599.0215
ZrO(NO3)24.099.215