Detection of binder gradients using impedance spectroscopy and their influence on the tortuosity of Li-ion battery graphite electrodes
Drying battery electrodes at high rates leads to binder migration and has shown to affect the
mechanical as well as the electrochemical properties of Li-ion battery electrodes. Up to now …
mechanical as well as the electrochemical properties of Li-ion battery electrodes. Up to now …
Influence of conductive additives and binder on the impedance of lithium-ion battery electrodes: effect of morphology
Most cathode materials for lithium-ion batteries exhibit a low electronic conductivity. Hence,
a significant amount of conductive graphitic additives are introduced during electrode …
a significant amount of conductive graphitic additives are introduced during electrode …
Direct observation of carboxymethyl cellulose and styrene–butadiene rubber binder distribution in practical graphite anodes for Li-ion batteries
WJ Chang, GH Lee, YJ Cheon, JT Kim… - … applied materials & …, 2019 - ACS Publications
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 …
(SBR) binders in graphite electrodes for Li-ion batteries, the direct analysis of these binders …
Dilatometric investigations of graphite electrodes in nonaqueous lithium battery electrolytes
M Winter, GH Wrodnigg, JO Besenhard… - Journal of the …, 2000 - iopscience.iop.org
A so-called electrochemical dilatometer can be used to record the macroscopic expansion
(dilatation) and contraction of samples which undergo insertion/deinsertion reactions. Such …
(dilatation) and contraction of samples which undergo insertion/deinsertion reactions. Such …
A model for investigating sources of li-ion battery electrode heterogeneity: part I. electrode drying and calendering processes
Heterogeneity of porous electrodes can cause battery failure and performance deficiencies.
On the other hand, some types of heterogeneity can improve performance. This study uses a …
On the other hand, some types of heterogeneity can improve performance. This study uses a …
Investigation of film solidification and binder migration during drying of Li-Ion battery anodes
The property determining micro-structure of battery electrodes essentially evolves during
drying, appointing it a paramount, yet insufficiently understood processing step in cell …
drying, appointing it a paramount, yet insufficiently understood processing step in cell …
Effect of microstructure morphology on Li-ion battery graphite anode performance: Electrochemical impedance spectroscopy modeling and analysis
BT Habte, F Jiang - Solid State Ionics, 2018 - Elsevier
Carbon graphite has received much attention over the last decades as the best candidate for
negative Li-ion battery electrodes due to its thermal stability and optimal cycling capability …
negative Li-ion battery electrodes due to its thermal stability and optimal cycling capability …
Quantifying microstructural dynamics and electrochemical activity of graphite and silicon-graphite lithium ion battery anodes
P Pietsch, D Westhoff, J Feinauer, J Eller… - Nature …, 2016 - nature.com
Despite numerous studies presenting advances in tomographic imaging and analysis of
lithium ion batteries, graphite-based anodes have received little attention. Weak X-ray …
lithium ion batteries, graphite-based anodes have received little attention. Weak X-ray …
Influence of the binder on lithium ion battery electrode tortuosity and performance
J Landesfeind, A Eldiven… - Journal of The …, 2018 - iopscience.iop.org
The electrochemical performance of porous graphite anodes in lithium ion battery
applications is limited by the lithium ion concentration gradients in the liquid electrolyte …
applications is limited by the lithium ion concentration gradients in the liquid electrolyte …
Impedance spectroscopy on porous materials: A general model and application to graphite electrodes of lithium-ion batteries
F La Mantia, J Vetter, P Novák - Electrochimica Acta, 2008 - Elsevier
Electrochemical impedance spectroscopy (EIS) was applied to porous negative graphite
electrodes for lithium-ion batteries in the EC: DMC, 1M LiPF6 electrolyte. The effect of …
electrodes for lithium-ion batteries in the EC: DMC, 1M LiPF6 electrolyte. The effect of …
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