Sensore di polveri fini su chip sviluppato da Ciccarella, Carminati, Sampietro e Ferrari
November 8th, 2016
Abstract
The first microchip for the measurement of air quality in terms of concentration and size of particulate matter (PM10) has been published in the IEEE Journal of Solid-State Circuits.
The microsensor, designed and developed by Pietro Ciccarella, Marco Carminati, Marco Sampietro and Giorgio Ferrari is able to detect single dust particles of diameter down to 1 micron. Thus, it enables the reconstruction of the granulometric spectrum of PM, particularly relevant from the toxicological point of view, thanks to a record resolution of 65 zeptoFarads in sensing capacitance between microelectrodes integrated on chip. Its extreme miniaturization (few mm for 32 channels) allows embedment in portable devices, paving the way to new environment monitoring paradigms, based on dense networks of ubiquitous and pervasive sensors.
Further information is available at http://dx.doi.org/10.1109/JSSC.2016.2607338.
The microsensor, designed and developed by Pietro Ciccarella, Marco Carminati, Marco Sampietro and Giorgio Ferrari is able to detect single dust particles of diameter down to 1 micron. Thus, it enables the reconstruction of the granulometric spectrum of PM, particularly relevant from the toxicological point of view, thanks to a record resolution of 65 zeptoFarads in sensing capacitance between microelectrodes integrated on chip. Its extreme miniaturization (few mm for 32 channels) allows embedment in portable devices, paving the way to new environment monitoring paradigms, based on dense networks of ubiquitous and pervasive sensors.
Further information is available at http://dx.doi.org/10.1109/JSSC.2016.2607338.