Nanoengineering approaches toward artificial nose

S Kim, J Brady, F Al-Badani, S Yu, J Hart… - Frontiers in …, 2021 - frontiersin.org
Significant scientific efforts have been made to mimic and potentially supersede the
mammalian nose using artificial noses based on arrays of individual cross-sensitive gas …

First-Principles Density Functional Theory Calculations on the Potential of Sc2CO2 MXene Nanosheets as a Dual-Mode Sensor for Detection of Volatile Organic …

RP Reji, SKC Balaji, Y Sivalingam… - ACS Applied Nano …, 2023 - ACS Publications
Volatile organic compounds (VOCs), namely, acetone, ethanol, acetonitrile, 2-propanol,
isoprene, and toluene exhaled in human breath act as potential biomarkers for the …

Aggregation behavior in naphthalene-appended diketopyrrolopyrrole derivatives and its gas adsorption impact on surface potential

GK Dutta, S Kasthuri, G Marappan… - Journal of Materials …, 2019 - pubs.rsc.org
Diketopyrrolopyrrole derivatives containing phenyl and thiophene units adorned with
alkoxynaphthalene (Naph-PDPP and Naph-TDPP) were synthesized by a Suzuki cross …

Response to VOCs stimuli by triphenylamine derivatives functionalized zinc oxide nanorods: A promising material for food freshness monitoring

G Marappan, AK Mia, K Puspharaj… - Surfaces and …, 2024 - Elsevier
In this work, we have examined the photo-induced volatile organic compounds (VOCs)
sensing ability of triphenylamine (TPA) derivatives functionalized zinc oxide nanorods (ZnO …

Tuning the π-conjugation of 2-Thiohydantoins toward a rigorously defined detection of volatile organic compounds by surface photovoltage

PP Gawas, A Bora, RP Reji, SK Cb… - ACS Applied …, 2022 - ACS Publications
The design of portable devices by immobilization of sensory probes using donor–acceptor
(D–A) architectures enables the visual detection and onsite analysis of volatile organic …

Substituent Effect on Stimuli-Responsive Donor–Acceptor Framework-Based 2-Thiohydantoins for Monitoring Nonanal Vapors

PP Gawas, A Bora, RP Reji… - The Journal of …, 2023 - ACS Publications
Tuning the π-conjugation and varying the functional units can improve the response
behavior with superior sensitivity and selectivity. Herein, we report on five novel donor …

Investigation on visible light assisted gas sensing ability of multi-walled carbon nanotubes coated with pyrene based organic molecules

M Elakia, M Gobinath, Y Sivalingam, E Palani… - Physica E: Low …, 2020 - Elsevier
In this work, we have investigated the visible light assisted gas sensing properties of
multiwalled carbon nanotubes (MWCNTs) functionalized with two organic molecules namely …

A quantum chemical assessment on the sensing ability of porphyrins and phthalocyanines towards volatile organic compounds using density functional theory …

RP Reji, Y Sivalingam, Y Kawazoe… - … Systems Design & …, 2024 - pubs.rsc.org
In this work, we have investigated the sensing ability of four organic semiconductors namely,
H2TPPCOOH and ZnTPPCOOH porphyrins, H2Pc and FePc phthalocyanines for the …

VOCs adsorption induced surface potential changes on phthalocyanines: A combined experimental and theoretical approach towards food freshness monitoring

RP Reji, G Marappan, Y Sivalingam, VJ Surya - Materials Letters, 2022 - Elsevier
Many organic molecules such as porphyrins, pthalocyanines, pyrene ligands and so on are
being used to detect volatile organic compounds (VOCs). The richness in π-electrons …

Trimethylamine sensing properties of MoO3 nanofibers

S Zou, J Wu, B Wang, Q Luo, W Wang, Z Wang… - Journal of Materials …, 2023 - Springer
The efficient and reliable monitoring of trimethylamine (TMA) is significant to environmental
protection and human healthcare. The Molybdenum trioxide (MoO3) nanofibers can be …