P‐Doped NiTe2 with Te‐Vacancies in Lithium–Sulfur Batteries Prevents Shuttling and Promotes Polysulfide Conversion
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202106370
Abstract: Lithium–sulfur (Li–S) batteries have been hindered by the shuttle effect and sluggish polysulfide conversion kinetics. Here, a P‐doped nickel tellurium electrocatalyst with Te‐vacancies (P⊂NiTe2−x) anchored on maize‐straw carbon (MSC) nanosheets, served as a functional layer… read more here.
Keywords: msc nite2; lithium sulfur; conversion; polysulfide conversion ... See more keywords
Regulating Polysulfide Conversion Kinetics Using Tungsten Diboride as Additive For High-Performance Li-S Battery.
Sign Up to like & getrecommendations! Published in 2022 at "Small"
DOI: 10.1002/smll.202203222
Abstract: The practical application of Li-S batteries is severely limited due to low sulfur utilization, sluggish sulfur redox kinetics, intermediate polysulfide dissolution/shuttling, and subsequent anode degradation. A smart cathode with efficient electrocatalyst and a protected anode… read more here.
Keywords: regulating polysulfide; sulfur; tungsten diboride; polysulfide conversion ... See more keywords
Enabling rapid polysulfide conversion kinetics by using functionalized carbon nanosheets as metal-free electrocatalysts in durable lithium-sulfur batteries
Sign Up to like & getrecommendations! Published in 2020 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2019.123840
Abstract: Abstract Propelling polysulfide conversion and regulating the precipitation of lithium sulfides by introducing electrocatalysts has been proven as an effective strategy to enhance the durability of the lithium-sulfur (Li-S) batteries. Herein, the two-dimensional N-doped carbon… read more here.
Keywords: polysulfide conversion; carbon nanosheets; carbon; lithium ... See more keywords
Adaptively Reforming Natural Enzyme to Activate Catalytic Microenvironment for Polysulfide Conversion in Lithium-Sulfur Batteries.
Sign Up to like & getrecommendations! Published in 2023 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.2c18976
Abstract: Catalyzing polysulfide conversion is a promising way toward accelerating complex and sluggish sulfur redox reactions (SRRs) in lithium-sulfur batteries. Reasonable alteration of an enzyme provides a new means to expand the natural enzyme universe to… read more here.
Keywords: natural enzyme; lithium sulfur; conversion; polysulfide conversion ... See more keywords
Identification of linear scaling relationships in polysulfide conversion on α-In2Se3 supported single-atom catalysts
Sign Up to like & getrecommendations! Published in 2023 at "Physical Chemistry Chemical Physics"
DOI: 10.1039/d3cp00371j
Abstract: Developing highly active single-atom catalysts (SACs) for suppressing the shuttle effect and enhancing kinetics of polysulfide conversion is regarded as an important approach to improve the performance of Li-S batteries.... read more here.
Keywords: single atom; polysulfide conversion; atom catalysts; identification linear ... See more keywords