Chalcogen alloying mediated electronic structure modulation in ultrathin Nb(S<sub><i>x</i></sub>Se<sub>(1−<i>x</i>)</sub>)<sub>2</sub> nanosheets for the hydrogen evolution reaction
Varsha Jha, Md. Samim Hassan, Ankita Kumari, Shubham Kumar, Sahil Singh, Jyoti Yadav, Dibyajyoti Ghosh, Sameer Sapra
Abstract
We report composition tuning of Nb(S x Se (1− x ) ) 2 alloy nanosheets (NSs) via colloidal synthesis demonstrating the role of modulating d-electron density and defect engineering in alloy structures for application in the hydrogen evolution reaction (HER).
Topics & Concepts
ChalcogenMaterials scienceElectronic structureCrystallographyHydrogenChemistryComputational chemistryOrganic chemistry2D Materials and ApplicationsElectrocatalysts for Energy ConversionChalcogenide Semiconductor Thin Films