>100% response at 2 ppm
A 2D InSe sensor for simultaneous ppb-level NO₂ detection and wide-range temperature sensing, integrated into a portable monitoring system—a core component for next-generation environmental monitors.
Gao, Mingyang · Zhai, Chunxue · Chen, Cheng · Zhang, Zhiyong · Zhao, Wu
ACS Sensors 2025
103.40% response to 2 ppm NO₂
temperature detection range 25–150 °C
DFT calculations elucidate layer-dependent NO₂ adsorption mechanism