Acetone 1 Acoustic surface wave filters 1 Acoustic waves 1 Aluminum nitride 1 Breath analysis Chemical detection 1 FBAR 1 Finite element method 1 Finite element simulations 1 Gas detectors 1 Gas sensing 1 Gas sensing electrodes 1 Gases 1 II-VI semiconductors 1 III-V semiconductors 1 Nanoelectronics 1 Natural frequencies 1 Optical resonators 1 Oscillators (electronic) 1 Piezoelectricity 1 Resonance frequencies 1 Thin films 1 Zinc oxide 1 breath analysis 1 finite element simulation 1 resonance frequency 1 sensitivity 1