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Zero-dimensional heterostructures: N-doped graphene dots/SnO<sub>2</sub> for ultrasensitive and selective NO<sub>2</sub> gas sensing at low temperatures

Rahul Purbia, Yeong Min Kwon, Hong‐Dae Kim, Yun Sik Lee, Heungjoo Shin, Jeong Min Baik

2020Journal of Materials Chemistry A53 citationsDOI

Abstract

Facile synthesis of zero-dimensional heterostructures consisting of N-doped graphene quantum dots (N-GDs) and SnO<sub>2</sub> nanoparticles is reported for the NO<sub>2</sub> gas sensor with high sensitivity and excellent selectivity.

Topics & Concepts

HeterojunctionGrapheneMaterials scienceQuantum dotDopingSelectivityNanotechnologyZero (linguistics)OptoelectronicsSensitivity (control systems)ChemistryElectronic engineeringBiochemistryLinguisticsPhilosophyCatalysisEngineeringGas Sensing Nanomaterials and SensorsCarbon and Quantum Dots ApplicationsGraphene research and applications
Zero-dimensional heterostructures: N-doped graphene dots/SnO<sub>2</sub> for ultrasensitive and selective NO<sub>2</sub> gas sensing at low temperatures | Litcius