Three-in-one cathode host based on Nb<sub>3</sub>O<sub>8</sub>/graphene superlattice heterostructures for high-performance Li–S batteries
Chenhui Wang, Nobuyuki Sakai, Yasuo Ebina, Takayuki Kikuchi, Monika R. Snowdon, Daiming Tang, Renzhi Ma, Takayoshi Sasaki
Abstract
Superlattice Nb<sub>3</sub>O<sub>8</sub>/rGO with alternately restacked Nb<sub>3</sub>O<sub>8</sub> nanosheets and rGO improves Li–S batteries performance by maximizing synergistic effects of components to prevent “shuttle effect” and promote lithium polysulfide conversion and Li<sub>2</sub>S nucleation
Topics & Concepts
SuperlatticeHeterojunctionNucleationMaterials scienceCathodeGrapheneLithium (medication)OptoelectronicsNanotechnologyChemistryPhysical chemistryPhysicsThermodynamicsMedicineEndocrinologyAdvancements in Battery MaterialsAdvanced Battery Materials and TechnologiesChemical Synthesis and Characterization