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Selectivity of Terahertz Gas-Phase Spectroscopy

Ryan M. Smith ; Mark A ArnoldAbstractAnalytical potential of terahertz (THz) spectroscopy is assessed by comparing selectivity for a set of eight environmentally important gases over THz and infrared (IR) optical frequencies. Selectivity coefficients are determined...

Terahertz Spectroscopy Applied For Investigation of Water Structure

Nikita Penkov ; Nikolay Shvirst ; Valery Alexandrovich Yashin ; Eugeny Eugenievich Fesenko (Jr.) ; Eugeny Eugenievich FesenkoAbstractThe absorption spectra of liquid water and various aqueous solutions were analyzed in a terahertz frequency domain (from 6 to 200 cm–1)...

Assessment of piezoelectric sensor adhesive bonding

T Wandowski ; J Moll ; P Malinowski ; S Opoka ; W OstachowiczAbstractPiezoelectric transducers are widely utilized in Structural Health Monitoring (SHM). They are used both in guided wave-based and electromechanical impedance-based methods. Transducer debonding or...