Activating iodine redox by enabling single-atom coordination to dormant nitrogen sites to realize durable zinc–iodine batteries
Jisung Lee, Wooseok Lee, S. Bäck, Seung Yeop Yi, Seonggyu Lee, Seongseop Kim, Joonhee Moon, Dong‐Yeun Koh, Kyeounghak Kim, Seoin Back, Jinwoo Lee
Abstract
The introduction of a single Ni atom into an inactive N-doped carbon matrix, through its role as an electrocatalyst, awakens the dormant N sites, significantly suppressing the polyiodide shuttle effect and enhancing iodine redox kinetics.
Topics & Concepts
IodineRedoxChemistryZincElectrocatalystInorganic chemistryKineticsNitrogenRadiochemistryElectrodeElectrochemistryOrganic chemistryPhysical chemistryQuantum mechanicsPhysicsCovalent Organic Framework ApplicationsAdvanced battery technologies researchPerovskite Materials and Applications