Nano Li4Ti5O12 as sulfur host for high-performance Li-S battery
Sign Up to like & getrecommendations! Published in 2018 at "Ionics"
DOI: 10.1007/s11581-018-2468-8
Abstract: S/Li4Ti5O12 cathode with high lithium ionic conductivity was prepared for Li-S battery. Herein, nano Li4Ti5O12 is used as sulfur host and fast Li+ conductor, which can adsorb effectively polysulfides and improve remarkably Li+ diffusion coefficient… read more here.
Keywords: sulfur host; li4ti5o12; cycle; battery ... See more keywords
Oxygen defects boost polysulfides immobilization and catalytic conversion: First-principles computational characterization and experimental design
Sign Up to like & getrecommendations! Published in 2020 at "Nano Research"
DOI: 10.1007/s12274-020-2850-5
Abstract: Although some experiments have shown that point defects in a cathode host material may enhance its performance for lithium-sulfur battery (LSB), the enhancement mechanism needs to be well investigated for the design of desired sulfur… read more here.
Keywords: oxygen; oxygen defects; catalytic conversion; sulfur host ... See more keywords
MnO 2 nanosheets grown on the internal/external surface of N-doped hollow porous carbon nanospheres as the sulfur host of advanced lithium-sulfur batteries
Sign Up to like & getrecommendations! Published in 2018 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2017.11.039
Abstract: Abstract Nanostructured porous carbon materials are widely used as sulfur host materials in order to enhance sulfur utilization and improve electrical performance in Li-S batteries. However, owing to interface incompatibility between the nanocarbon with homogeneous… read more here.
Keywords: sulfur; sulfur host; nanosheets grown; porous carbon ... See more keywords
Polar and conductive iron carbide@N-doped porous carbon nanosheets as a sulfur host for high performance lithium sulfur batteries
Sign Up to like & getrecommendations! Published in 2019 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2018.10.086
Abstract: Abstract The practical application of Li-S batteries is inherently limited by the low conductivity of sulfur and the dissolution of polysulfides. The enhancement of conductivity and introduction of polarity to the sulfur host is an… read more here.
Keywords: fe3c nanoparticles; doped porous; performance; porous carbon ... See more keywords
Fe-MOF derived jujube pit like Fe3O4/C composite as sulfur host for lithium-sulfur battery
Sign Up to like & getrecommendations! Published in 2019 at "Electrochimica Acta"
DOI: 10.1016/j.electacta.2018.08.107
Abstract: Abstract Li-S batteries have shown great potential for next generation energy storage due to the high theoretical specific capacity and low cost. However, the issues of shuttle effect of polysulfide, poor conductivity of sulfur, and… read more here.
Keywords: pit like; fe3o4 composite; jujube pit; sulfur ... See more keywords
Amorphous TiO2 nanofilm interface coating on mesoporous carbon as efficient sulfur host for Lithium–Sulfur batteries
Sign Up to like & getrecommendations! Published in 2020 at "Electrochimica Acta"
DOI: 10.1016/j.electacta.2019.135458
Abstract: Abstract Lithium sulfur (Li–S) batteries are regarded as one of the most promising next-generation secondary batteries. However, the insulating nature of active materials, inevitable shuttle effect caused by dissolution of intermediate polysulfides, and severe volume… read more here.
Keywords: sulfur host; lithium; carbon; lithium sulfur ... See more keywords
A metal organic foam-derived multi-layered and porous copper sulfide scaffold as sulfur host with multiple shields for preventing shuttle effect in lithium-sulfur batteries
Sign Up to like & getrecommendations! Published in 2020 at "Electrochimica Acta"
DOI: 10.1016/j.electacta.2020.136853
Abstract: Abstract Huge volume-change of sulfur and the shuttle effect of polysulfides during charge-discharge severely restrict the electrochemical performance of lithium-sulfur (Li-S) batteries. Herein, we present a novel three-dimensional (3D) multi-layered and porous CuS scaffold derived… read more here.
Keywords: shuttle effect; sulfur; sulfur host; lithium sulfur ... See more keywords
Achieving multiplexed functionality in a hierarchical MXene-based sulfur host for high-rate, high-loading lithium-sulfur batteries
Sign Up to like & getrecommendations! Published in 2020 at "Energy Storage Materials"
DOI: 10.1016/j.ensm.2020.08.006
Abstract: Abstract Lithium-sulfur (Li-S) batteries hold their promise in high energy-density, low-cost energy storage. However, the areal sulfur loading and rate performance in most Li-S batteries do not suffice practical applications due to severe polysulfides shuttling… read more here.
Keywords: sulfur batteries; sulfur host; lithium sulfur; multiplexed functionality ... See more keywords
Self-supporting porous CoS2/rGO sulfur host prepared by bottom-up assembly for lithium-sulfur batteries
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2018.03.331
Abstract: Abstract Cobalt disulfide (CoS2) has been revealed as strong adsorption and activation sites for polar polysulfides, which effectively accelerates the redox reactions of polysulfides in lithium-sulfur (Li-S) batteries. As an ideal sulfur host, a three-dimensional… read more here.
Keywords: cos2; sulfur; sulfur host; cos2 rgo ... See more keywords
Yolk-shell structure MnO2@Hollow carbon nanospheres as sulfur host with synergistic encapsulation of polysulfides for improved Li–S batteries
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2020.155790
Abstract: Abstract Increasing the sluggish redox reactions of soluble lithium polysulfides (LiPSs) and suppressing their shuttle effect are the key challenges for lithium-sulfur (Li–S) batteries with long-term cyclic stability. Herein, an integrated design of hollow carbon… read more here.
Keywords: carbon; carbon nanospheres; sulfur host; hollow carbon ... See more keywords
Rational porous design for carbon nanotubes derived from tubular polypyrrole as sulfur host for lithium-sulfur batteries
Sign Up to like & getrecommendations! Published in 2021 at "Microporous and Mesoporous Materials"
DOI: 10.1016/j.micromeso.2020.110705
Abstract: Abstract Heteroatom doped porous carbon nanotubes (CNTs) have been widely used as sulfur host and stable polysulfide reservoir in the Li–S batteries. In the present work, the effect of the pore size in the porous… read more here.
Keywords: sulfur; sulfur host; carbon nanotubes; rational porous ... See more keywords