DWTLSTM for electronic nose signal processing in beef quality monitoring

DR Wijaya, R Sarno, E Zulaika - Sensors and Actuators B: Chemical, 2021 - Elsevier
The smart packaging system is needed to continuously monitor the quality of beef and
microbial population for both the meat industries as well as end consumers. Moreover …

Performance of a low-cost methane sensor for ambient concentration measurements in preliminary studies

W Eugster, GW Kling - Atmospheric Measurement Techniques …, 2012 - amt.copernicus.org
Methane is the second most important greenhouse gas after CO 2 and contributes to global
warming. Its sources are not uniformly distributed across terrestrial and aquatic ecosystems …

A DFT study on enhanced adsorption of H2 on Be-decorated porous graphene nanosheet and the effects of applied electrical fields

Y Liu, Y Zhou, S Yang, H Xu, Z Lan, J **ong… - International Journal of …, 2021 - Elsevier
The adsorption of the hydrogen molecule on the pure porous graphene nanosheet (PG) or
the one decorated with Be atom (Be-G) was investigated by the first-principle DFT …

Analytical fluctuation enhanced sensing by resistive gas sensors

R Macku, J Smulko, P Koktavy, M Trawka… - Sensors and Actuators B …, 2015 - Elsevier
Resistance fluctuations across polarised resistive gas sensors were studied in detail to
evaluate sensor working conditions for detecting methane and ammonia at various …

Quantitative fluctuation-enhanced sensing in amperometric NO2 sensors

P Kuberský, P Sedlák, A Hamáček, S Nešpůrek… - Chemical Physics, 2015 - Elsevier
Nitrogen dioxide represents threat to human health even at low concentrations. A new
amperometric sensor with three-electrode topology (platinum/solid polymer …

UV-Light-Induced Fluctuation Enhanced Sensing by WO3-Based Gas Sensors

MP Trawka, JM Smulko, LZ Hasse… - IEEE Sensors …, 2016 - ieeexplore.ieee.org
WO 3-based gas sensors were investigated under UV-light irradiation and at different
working temperatures with the object of achieving superior sensitivity and selectivity …

Gas selectivity enhancement by sampling-and-hold method in resistive gas sensors

J Smulko, M Trawka - Sensors and Actuators B: Chemical, 2015 - Elsevier
Commercial resistive gas sensors exhibit various sensitivity to numerous gases when
working at different elevated temperatures. That effect is due to a change in velocity of …

Intelligent video and audio applications for learning enhancement

A Czyzewski, B Kostek - Journal of Intelligent Information Systems, 2012 - Springer
The role of computers in school education is briefly discussed. Multimodal interfaces
development history is shortly reviewed. Examples of applications of multimodal interfaces …

Fluctuation enhanced gas detector for wireless sensor networks

Z Gingl, R Mingesz, G Vadai… - … Conference on Noise …, 2013 - ieeexplore.ieee.org
Fluctuation enhanced sensing (FES) is a promising method to improve information
extraction from noisy sensor signal especially in the rapidly growing field of semiconductor …

Advanced operating methods

J Smulko - Advanced Nanomaterials for Inexpensive Gas …, 2020 - Elsevier
Selected operating methods of resistive gas sensors were presented. The methods utilize
flicker noise (1/f noise), which gives additional information about ambient gas when …