3D flower-like architectures assembled by ZnO porous nanosheets with higher surface area for enhanced lower temperature NO <sub>2</sub> gas sensors
Yaxuan Zhang, Chun Li, Chunsheng Zhou, Ling Lv, Mengyuan Ma, Kaixuan Yao, Lingmin Yu
Abstract
This study presents porous ZnO nanosheets for low-concentration NO 2 detection and a facile 3D ZnO fabrication method with high surface area, revealing enhanced sensing via oxygen vacancy defects and surface adsorption mechanisms.
Topics & Concepts
Materials sciencePorosityChemical engineeringNanotechnologySurface (topology)Porous mediumComposite materialGeometryEngineeringMathematicsGas Sensing Nanomaterials and SensorsPolydiacetylene-based materials and applications