Current state of knowledge on the metal oxide based gas sensing mechanism

A Staerz, U Weimar, N Barsan - Sensors and Actuators B: Chemical, 2022 - Elsevier
Semiconducting metal oxide based gas sensors are a highly attractive option for use in a
widespread array of applications as they can be miniaturized, are highly robust and …

Organic–inorganic hybrids for CO 2 sensing, separation and conversion

M Rebber, C Willa, D Koziej - Nanoscale horizons, 2020 - pubs.rsc.org
Motivated by the air pollution that skyrocketed in numerous regions around the world, great
effort was placed on discovering new classes of materials that separate, sense or convert …

When Nanoparticles Meet Poly(Ionic Liquid)s: Chemoresistive CO2 Sensing at Room Temperature

C Willa, J Yuan, M Niederberger… - Advanced Functional …, 2015 - Wiley Online Library
Tetraalkylammonium‐based poly (ionic liquid) s (PILs) are able to absorb particularly large
amounts of CO2; thus are considered up‐and‐coming materials in applications ranging from …

CdO-based nanostructures as novel CO2 gas sensors

T Krishnakumar, R Jayaprakash, T Prakash… - …, 2011 - iopscience.iop.org
Abstract Crystalline Cd (OH) 2/CdCO 3 nanowires, having lengths in the range from 0.3 up
to several microns and 5–30 nm in diameter, were synthesized by a microwave-assisted wet …

High-energy resolution X-ray absorption and emission spectroscopy reveals insight into unique selectivity of La-based nanoparticles for CO2

O Hirsch, KO Kvashnina, L Luo… - Proceedings of the …, 2015 - National Acad Sciences
The lanthanum-based materials, due to their layered structure and f-electron configuration,
are relevant for electrochemical application. Particularly, La2O2CO3 shows a prominent …

Chemoresistive CO2 Gas Sensors Based On La2O2CO3: Sensing Mechanism Insights Provided by Operando Characterization

T Suzuki, A Sackmann, A Oprea, U Weimar… - ACS …, 2020 - ACS Publications
Our previous studies demonstrated that rare-earth oxycarbonates Ln2O2CO3 (Ln= La, Nd,
and Sm) and rare-earth oxides Ln2O3 (Ln= Nd, Sm, Gd, Dy, Er, and Yb) are sensitive to CO2 …

Lanthanum dioxide carbonate La2O2CO3 nanorods as a sensing material for chemoresistive CO2 gas sensor

G Chen, B Han, S Deng, Y Wang, Y Wang - Electrochimica Acta, 2014 - Elsevier
Lanthanum dioxide carbonate La 2 O 2 CO 3 nanorods with high crystallinity were
successfully prepared from La (OH) 3 nanorods. The structural and morphological …

Influence of relative humidity on CO2 interaction mechanism for Gd-doped SnO2 with respect to pure SnO2 and Gd2O3

C Ghica, CG Mihalcea, CE Simion, ID Vlaicu… - Sensors and Actuators B …, 2022 - Elsevier
The paper aims to identify the CO 2 interaction mechanism for chemical sensors based on
Gd-doped SnO 2, SnO 2 and Gd 2 O 3 powders deposited as thick sensitive layers. The low …

CO2 sensing with gas sensors based on rare-earth compounds: Material exploration

T Suzuki, A Sackmann, F Lauxmann, C Berthold… - Sensors and Actuators B …, 2020 - Elsevier
Rare-earth oxycarbonates Ln 2 O 2 CO 3 (Ln= rare-earth element) have been identified as
materials for chemoresistive CO 2 gas sensors. Among them, previous studies identified …

Electrolyte-gated transistor for CO2 gas detection at room temperature

B Ersöz, K Schmitt, J Wöllenstein - Sensors and Actuators B: Chemical, 2020 - Elsevier
The availability of a low-cost CO 2 sensor with small package size and low power
consumption is crucial to enter market for consumer application. This study is set out to …