Solid state gas sensors are a core enabling technology to a range of measurement
applications including industrial, safety, and environmental monitoring. The technology …

Capacitive micromachined ultrasonic transducer (CMUT) was introduced as an alternative to
the piezoelectric thick-film-based transducers in medical imaging applications. Gradually …

Abstract Breathalyzers estimate Blood Alcohol Content (BAC) from the concentration of
ethanol in the breath. Breathalyzers are easy to use but are limited either by their high price …

Acoustic band gap materials, so-called phononic crystals, are introduced as a new platform
for sensing material properties in small cavities. The sensor employs specific transmission …

The growing interest in personalized medicine leads to the need for fast, cheap and portable
devices that reveal the genetic profile easily and accurately. To this direction, several ideas …

Phononic crystals offer an innovative platform for acoustic liquid sensors. Based on a
longitudinal cavity mode, we introduce an acoustic sensor system using a two dimensional …

The resonant characteristics of a mechanical resonator immersed in liquid provide valuable
parameters for density and viscosity sensing. In particular, the combination of …

With the anticipation for a more connected world through the Internet of Things, there is still a
strong demand for miniaturized chemical sensors. Here, we report on a miniaturized …

Detection of volatile organic compounds (VOCs), challenged by their diversity and similarity,
is gaining much attention due to concerns about adverse health effects they cause, along …

We present a chemical sensor based on a capacitive micromachined ultrasonic transducer
(CMUT) configured as a resonant mass sensor with a chemically selective polymer coating …