Browsing by Author "Zhang, Chaoqi"
Now showing items 1-11 of 11
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A high conductivity 1D p–d conjugated metal–organic framework with efficient polysulfide trapping-diffusion-catalysis in lithium–sulfur batteries
(John Wiley & sons, 2022-03-10)
Article
Open AccessThe shuttling behavior and sluggish conversion kinetics of the intermediate lithium polysulfides (LiPS) represent the main obstructions to the practical application of lithium–sulfur batteries (LSBs). Herein, a 1D p–d ... -
Atomically dispersed Fe in a C2N based catalyst as a sulfur host for efficient lithium–sulfur batteries
(2021-02-04)
Article
Open AccessLithium–sulfur batteries (LSBs) are considered to be one of the most promising next generation energy storage systems due to their high energy density and low material cost. However, there are still some challenges for the ... -
Chromium phosphide CrP as highly active and stable electrocatalysts for oxygen electroreduction in alkaline media
(2019-11-05)
Article
Open AccessCatalysts for oxygen reduction reaction (ORR) are key components in emerging energy technologies such as fuel cells and metal-air batteries. Developing low-cost, high performance and stable electrocatalysts is critical for ... -
Compositionally tuned Ni x Sn alloys as anode materials for lithium-ion and sodium-ion batteries with a high pseudocapacitive contribution
(2019-05-01)
Article
Open AccessNickel tin alloy nanoparticles (NPs) with tuned composition NixSn (0.6¿=¿x¿=¿1.9) were synthesized by a solution-based procedure and used as anode materials for Li-ion batteries (LIBs) and Na-ion batteries (SIBs). Among ... -
Co–Sn nanocrystalline solid solutions as anode materials in lithium-ion batteries with high pseudocapacitive contribution
(2019-04-05)
Article
Open AccessCo–Sn solid-solution nanoparticles with Sn crystal structure and tuned metal ratios were synthesized by a facile one pot solution-based procedure involving the initial reduction of a Sn precursor followed by incorporation ... -
Monodisperse CoSn and NiSn nanoparticles supported on commercial carbon as anode for lithium- and potassium-ion batteries
(2020-01-07)
Article
Open AccessMonodisperse CoSn and NiSn nanoparticles were prepared in solution and supported on commercial carbon black. The obtained nanocomposites were applied as anodes for Li- and K-ion batteries. CoSn@C delivered stable average ... -
NbSe2 meets C2N: a 2D-2D heterostructure catalysts as multifunctional polysulfide mediator in ultra-long-life lithium–sulfur batteries
(2021-09-23)
Article
Open AccessThe shuttle effect and sluggish conversion kinetics of lithium polysulfides (LiPS) hamper the practical application of lithium–sulfur batteries (LSBs). Toward overcoming these limitations, herein an in situ grown C2N@NbSe2 ... -
Phase engineering of defective copper selenide toward robust lithium-sulfur batteries
(American Chemical Society, 2022-06-27)
Article
Open AccessThe shuttling of soluble lithium polysulfides (LiPS) and the sluggish Li–S conversion kinetics are two main barriers toward the practical application of lithium–sulfur batteries (LSBs). Herein, we propose the addition of ... -
Single-atom catalysts with unsaturated Co-N2 active sites based on a C2N 2D-organic framework for efficient sulfur redox reaction
(2024-04-10)
Article
Open AccessThe lithium–sulfur battery (LSB) is a viable option for the next generation of energy storage systems. However, the shuttle effect of lithium polysulfides (LiPS) and the poor electrical conductivity of sulfur and lithium ... -
SnS2/g-C3N4/graphite nanocomposites as durable lithium-ion battery anode with high pseudocapacitance contribution
(2020-07-20)
Article
Open AccessTin disulfide is a promising anode material for Li-ion batteries (LIB) owing to its high theoretical capacity and the abundance of its composing elements. However, bare SnS2 suffers from low electrical conductivity and ... -
Tubular CoFeP@CN as a Mott–Schottky catalyst with multiple adsorption sites for robust lithium-sulfur batteries
(2021-06-24)
Article
Open AccessThe shuttle effect and the sluggish reaction kinetics of lithium polysulfide (LiPS) seriously compromise the performance of lithium–sulfur batteries (LSBs). To overcome these limitations and enable the fabrication of robust ...
