Visible-Light-Activated Type II Heterojunction in Cu<sub>3</sub>(hexahydroxytriphenylene)<sub>2</sub>/Fe<sub>2</sub>O<sub>3</sub> Hybrids for Reversible NO<sub>2</sub> Sensing: Critical Role of π–π* Transition
Young‐Moo Jo, Kyeorei Lim, Jiwon Yoon, Yong Kun Jo, Young Kook Moon, Ho Won Jang, Jong‐Heun Lee
Abstract
, and an increase in the concentration and lifetime of holes facilitated by visible-light photoactivation and charge-separating energy band alignment of the hybrids. These photoactivated MOF-oxide hybrids suggest a new strategy for designing high-performance MOF-based gas sensors.
Topics & Concepts
HeterojunctionSelectivityMaterials scienceNanoparticleVisible spectrumOxideMetal-organic frameworkPorosityNanotechnologyOptoelectronicsChemistryCatalysisPhysical chemistryAdsorptionMetallurgyComposite materialBiochemistryMetal-Organic Frameworks: Synthesis and ApplicationsGas Sensing Nanomaterials and SensorsMolecular Sensors and Ion Detection