Role of nanostructured polymers on the improvement of electrical response-based relative humidity sensors

I Fratoddi, A Bearzotti, I Venditti, C Cametti… - Sensors and Actuators B …, 2016 - Elsevier
Nanostructured polymers, with different morphologies and different spatial organizations,
have found, in last few years, a wide range of uses in humidity sensors, as a viable …

A capacitive humidity sensor based on ordered macroporous silicon with thin film surface coating

Y Wang, S Park, JTW Yeow, A Langner… - Sensors and Actuators B …, 2010 - Elsevier
In this paper, we report a new approach for humidity sensing. The sensor is based on
ordered macroporous silicon with a Ta2O5 thin film coating. The ordered macroporous …

Study of humidity sensors based on nanostructured carbon films produced by physical vapor deposition

J Chu, X Peng, P Feng, Y Sheng, J Zhang - Sensors and Actuators B …, 2013 - Elsevier
In this study, carbon nanosheets and nanohoneycombs were synthesized on Si (100)
substrates using a hot filament physical vapor deposition technique under methane ambient …

Characterization of thermally carbonized porous silicon humidity sensor

M Björkqvist, J Salonen, J Paski, E Laine - Sensors and Actuators A …, 2004 - Elsevier
We report the properties of a capacitance type thermally carbonized porous silicon (TC-PS)
humidity sensor at room temperature. Several constructions to use porous silicon as a …

Efficient room temperature hydrogen gas sensor using ZnO nanoparticles-reduced graphene oxide nanohybrid

S Das, S Roy, TS Bhattacharya… - IEEE Sensors …, 2020 - ieeexplore.ieee.org
In this work, a highly sensitive room-temperature hydrogen gas-sensor based on reduced
graphene oxide (rGO) and zinc oxide nanoparticles (ZnO NPs) nanohybrid structure is …

Porous nanostructured gadolinium aluminate for high-sensitivity humidity sensors

C Doroftei, L Leontie - Materials, 2021 - mdpi.com
This paper presents the synthesis of gadolinium aluminate (GdAlO3), an oxide compound
with a perovskite structure, for applications as a capacitive and/or resistive humidity sensor …

APSFET: a new, porous silicon-based gas sensing device

G Barillaro, A Nannini, F Pieri - Sensors and Actuators B: Chemical, 2003 - Elsevier
In this paper, a new sensing device based on a FET structure having a PoSi layer as
sensing material, namely adsorption porous silicon-based FET (APSFET), is proposed. The …

Porous silicon filled with Pd/WO 3–ZnO composite thin film for enhanced H 2 gas-sensing performance

A Kumar, A Sanger, A Kumar, R Chandra - RSC advances, 2017 - pubs.rsc.org
Here, pure ZnO, WO3 and Pd/WO3–ZnO composite porous thin films were successfully
synthesized directly on porous silicon by a reactive DC magnetron sputtering technique. A …

Study of porous silicon humidity sensor vapors by photoluminescence quenching for organic solvents

UM Nayef, IM Khudhair - Optik, 2017 - Elsevier
In this paper a humidity sensor based on Photoluminescence (PL) response of porous
silicon (PS) to specific amounts of organic vapors of ethanol, n-hexane and trichloroethylene …

Investigation of the electrical characteristics on measurement frequency of a thin-film ceramic humidity sensor

T Islam, MZU Rahman - IEEE Transactions on Instrumentation …, 2015 - ieeexplore.ieee.org
Efforts have been made by the researchers to enhance the sensitivity of a humidity sensor
by selecting and fabricating different nanostructures thin films and optimizing their pore …