Enhanced performance and lifetime of lithium-ion batteries by laser structuring of graphite anodes
Sign Up to like & getrecommendations! Published in 2021 at "Applied Energy"
DOI: 10.1016/j.apenergy.2021.117693
Abstract: Abstract Improving the performance characteristics of lithium-ion batteries is a central research objective for the widespread introduction of electric vehicles. Laser-induced structures in graphite anodes have been reported to improve various performance characteristics of lithium-ion… read more here.
Keywords: graphite anodes; ion batteries; performance; lithium ion ... See more keywords
Group VI metallic pillars for assembly of expanded graphite anodes for high-capacity Na-ion batteries
Sign Up to like & getrecommendations! Published in 2021 at "Carbon"
DOI: 10.1016/j.carbon.2021.01.006
Abstract: Abstract Despite the economic viability and promising potential of Na-ion batteries, their commercialization remains unrealized because of the limited intercalation of Na+ ions into graphite anodes due to the large ionic radius of Na and… read more here.
Keywords: group metallic; graphite anodes; assembly expanded; ion ... See more keywords
Organic salts with unsaturated bond and diverse anions as substrates for solid electrolyte interphase on graphite anodes
Sign Up to like & getrecommendations! Published in 2021 at "Carbon"
DOI: 10.1016/j.carbon.2021.06.069
Abstract: Abstract The electrochemical performance of lithium ion batteries is closely related to the solid electrolyte interphase (SEI) film formed on anode surface. Despite the widespread commercialization of graphite anodes, SEI still suffers from unsatisfactory stability,… read more here.
Keywords: graphite anodes; diverse anions; electrolyte interphase; graphite ... See more keywords
Nitrogen Plasma-Assisted Functionalization of Silicon/Graphite Anodes to Enable Fast Kinetics.
Sign Up to like & getrecommendations! Published in 2022 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.1c19879
Abstract: The practical use of silicon anodes is interfered by the following key factors: volume expansion, slow kinetics, and low electrical and ionic conductivities. Many studies have focused on surface engineering from the particle to electrode… read more here.
Keywords: graphite anodes; silicon graphite; functionalization; nitrogen plasma ... See more keywords
Direct Observation of Carboxymethyl Cellulose (CMC) and Styrene-Butadiene Rubber (SBR) Binders Distribution in Practical Graphite Anodes for Li-Ion Batteries.
Sign Up to like & getrecommendations! Published in 2019 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.9b13803
Abstract: Despite the important role of carboxymethyl cellulose (CMC) and styrene-butadiene rubber (SBR) binders in graphite electrodes for Li-ion batteries, the direct analysis of these binders remains challenging, particularly at very low concentrations as in practical… read more here.
Keywords: practical graphite; distribution; ion; graphite anodes ... See more keywords
Modulation of Ionic Current Limitations by Doping Graphite Anodes
Sign Up to like & getrecommendations! Published in 2018 at "Journal of The Electrochemical Society"
DOI: 10.1149/2.0961810jes
Abstract: Density functional theory calculations were performed to study the impact of carbon site doping on akali metal intercalation behavior into graphite compounds. Substitutional boron doping was shown to effectively increase the intercalation potential of graphite… read more here.
Keywords: ionic current; current limitations; modulation ionic; graphite anodes ... See more keywords
Increasing the Discharge Rate Capability of Lithium-Ion Cells with Laser-Structured Graphite Anodes
Sign Up to like & getrecommendations! Published in 2018 at "Journal of The Electrochemical Society"
DOI: 10.1149/2.1181807jes
Abstract: A physical-chemical model is suggested, which is able to describe the enhanced discharge rate capability of lithium-ion cells by using laser-structured graphite anodes. Recently published test data of coin cells comprising unstructured and structured graphite… read more here.
Keywords: structured graphite; rate capability; model; rate ... See more keywords