Capture and Catalytic Conversion of Polysulfides by In Situ Built TiO 2 ‐MXene Heterostructures for Lithium–Sulfur Batteries
Tianjin University · Collaborative Innovation Center of Chemical Science and Engineering Tianjin · +6 more institutions
Abstract
Abstract The detrimental shuttle effect in lithium–sulfur batteries mainly results from the mobility of soluble polysulfide intermediates and their sluggish conversion kinetics. Herein, presented is a multifunctional catalyst with the merits of strong polysulfides adsorption ability, superior polysulfides conversion activity, high specific surface area, and electron conductivity by in situ crafting of the TiO 2 ‐MXene (Ti 3 C 2 T x ) heterostructures. The uniformly distributed TiO 2 on MXene sheets act as capturing centers to immobilize polysulfides, the hetero‐interface ensures rapid diffusion of anchored polysulfides from TiO 2 to MXene, and the oxygen‐terminated MXene surface is endowed with high catalytic…
Citation impact
- FWCI
- 43.58
- Percentile
- 100%
- References
- 54
Authors
13- LJLong Jiao
Tianjin University, Collaborative Innovation Center of Chemical Science and Engineering Tianjin, State Key Laboratory of Chemical Engineering
- CZChen Zhang
Tianjin University of Science and Technology
- CGChuannan Geng
Tianjin University, Collaborative Innovation Center of Chemical Science and Engineering Tianjin, State Key Laboratory of Chemical Engineering
- SWShichao Wu
Tianjin University, Collaborative Innovation Center of Chemical Science and Engineering Tianjin, State Key Laboratory of Chemical Engineering
- HLHuan Li
Tianjin University, Collaborative Innovation Center of Chemical Science and Engineering Tianjin, State Key Laboratory of Chemical Engineering
Topics & keywords
- Polysulfide
- Catalysis
- Sulfur
- Materials science
- Heterojunction
- Lithium (medication)
- Chemical engineering
- Adsorption