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This work investigates the chemiresistive effect in Ti0.2V1.8C MXene composites with metal oxides for gas sensor applications.

January 14, 2026SensorsOpen Access

Chemiresistive Effect in Ti0.2V1.8C MXene/Metal Oxide Hetero-Structured Composites

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Research reveals gas sensors based on Ti0.2V1.8C MXene composites, highlighting enhanced analyte discrimination.

This work investigates the chemiresistive effect in Ti0.2V1.8C MXene composites with metal oxides for gas sensor applications.
Characterized materials using thermal analysis, X-ray diffraction, Raman spectroscopy, and electron microscopy.
Conducted gas-sensing experiments on composite layers at 370 °C with alcohol and ammonia vapors.
Evaluated sensors with varying concentrations of test gases from 200 to 2000 ppm.
Developed sensor array demonstrated clear analyte discrimination.
Sensor responses allowed selective identification of vapors through linear discriminant analysis.

Plugin et al. (2026) studied this question.

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