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en línea
Giansergio Menduni, Angelo Sampaolo, Pietro Patimisco, Marilena Giglio, Stefano Dello Russo, Andrea Zifarelli, Arianna Elefante, Piotr Z. Wieczorek, Tomasz Starecki, Vittorio M. N. Passaro, Frank K. Tittel and Vincenzo Spagnolo    
A study of the front-end electronics for quartz tuning forks (QTFs) employed as optoacoustic transducers in quartz-enhanced photoacoustic spectroscopy (QEPAS) sensing is reported. Voltage amplifier-based electronics is proposed as an alternative to the t... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Luigi Lombardi, Gianvito Matarrese and Cristoforo Marzocca    
The quartz tuning fork used as an acoustic sensor in quartz-enhanced photo-acoustic spectroscopy gas detection systems is usually read out by means of a transimpedance preamplifier based on a low-noise operational amplifier closed in a feedback loop. The... ver más
Revista: Acoustics    Formato: Electrónico

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