MoSe<sub>2</sub> embedded in (NiCo)Se<sub>2</sub> nanosheets to form heterostructure materials for high stability supercapacitors and efficient hydrogen evolution
Wenqiang Sun, Ziyang Liu, Dekun Liu, Bona Zhang, Yingjie Li, Chenyong Wang, Xingjia Liu, Xiaofeng Wang, Xue‐Zhi Song, Zhenquan Tan
Abstract
A 3D heterojunction of (NiCo)Se 2 /MoSe 2 /NF with staggered nanosheet coverage is constructed. It exhibits expected energy density (55.99 Wh kg −1 ) and HER performance with an overpotential of 71.2 mV at 10 mA cm −2 and a Tafel slope of 67.3 mV dec −1 .
Topics & Concepts
SupercapacitorHeterojunctionMaterials scienceNanotechnologyChemical engineeringOptoelectronicsChemistryEngineeringElectrochemistryPhysical chemistryElectrodeSupercapacitor Materials and FabricationElectrocatalysts for Energy ConversionAdvancements in Battery Materials