Properties of Ion Complexes and Their Impact on Charge Transport in Organic Solvent-Based Electrolyte Solutions for Lithium Batteries: Insights from a Theoretical Perspective
Electrolyte formulations in standard lithium ion and lithium metal batteries are complex mixtures of various components. In this article, we review molecular key principles of ion complexes in multicomponent electrolyte solutions in regards of their influence on charge transport mechanisms. We outli...
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doaj-35c37e15f14849fda6e6780f8cc653442020-11-25T00:35:39ZengMDPI AGBatteries2313-01052018-12-01446210.3390/batteries4040062batteries4040062Properties of Ion Complexes and Their Impact on Charge Transport in Organic Solvent-Based Electrolyte Solutions for Lithium Batteries: Insights from a Theoretical PerspectiveJens Smiatek0Andreas Heuer1Martin Winter2Helmholtz Institute Münster: Ionics in Energy Storage (IEK-12: HIMS), Forschungszentrum Jülich GmbH, Corrensstrasse 46, D-48149 Münster, GermanyInstitute of Physical Chemistry, University of Münster, Corrensstrasse 28/30, D-48149 Münster, GermanyHelmholtz Institute Münster: Ionics in Energy Storage (IEK-12: HIMS), Forschungszentrum Jülich GmbH, Corrensstrasse 46, D-48149 Münster, GermanyElectrolyte formulations in standard lithium ion and lithium metal batteries are complex mixtures of various components. In this article, we review molecular key principles of ion complexes in multicomponent electrolyte solutions in regards of their influence on charge transport mechanisms. We outline basic concepts for the description of ion⁻solvent and ion⁻ion interactions, which can be used to rationalize recent experimental and numerical findings concerning modern electrolyte formulations. Furthermore, we discuss benefits and drawbacks of empirical concepts in comparison to molecular theories of solution for a more refined understanding of ion behavior in organic solvents. The outcomes of our discussion provide a rational for beneficial properties of ions, solvent, co-solvent and additive molecules, and highlight possible routes for further improvement of novel electrolyte solutions.https://www.mdpi.com/2313-0105/4/4/62electrolyte solutionssolvents and co-solventsion complex formationion correlation effectsmolecular theory of solutionadditiveslithium-ion batterieslithium batteries |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Jens Smiatek Andreas Heuer Martin Winter |
spellingShingle |
Jens Smiatek Andreas Heuer Martin Winter Properties of Ion Complexes and Their Impact on Charge Transport in Organic Solvent-Based Electrolyte Solutions for Lithium Batteries: Insights from a Theoretical Perspective Batteries electrolyte solutions solvents and co-solvents ion complex formation ion correlation effects molecular theory of solution additives lithium-ion batteries lithium batteries |
author_facet |
Jens Smiatek Andreas Heuer Martin Winter |
author_sort |
Jens Smiatek |
title |
Properties of Ion Complexes and Their Impact on Charge Transport in Organic Solvent-Based Electrolyte Solutions for Lithium Batteries: Insights from a Theoretical Perspective |
title_short |
Properties of Ion Complexes and Their Impact on Charge Transport in Organic Solvent-Based Electrolyte Solutions for Lithium Batteries: Insights from a Theoretical Perspective |
title_full |
Properties of Ion Complexes and Their Impact on Charge Transport in Organic Solvent-Based Electrolyte Solutions for Lithium Batteries: Insights from a Theoretical Perspective |
title_fullStr |
Properties of Ion Complexes and Their Impact on Charge Transport in Organic Solvent-Based Electrolyte Solutions for Lithium Batteries: Insights from a Theoretical Perspective |
title_full_unstemmed |
Properties of Ion Complexes and Their Impact on Charge Transport in Organic Solvent-Based Electrolyte Solutions for Lithium Batteries: Insights from a Theoretical Perspective |
title_sort |
properties of ion complexes and their impact on charge transport in organic solvent-based electrolyte solutions for lithium batteries: insights from a theoretical perspective |
publisher |
MDPI AG |
series |
Batteries |
issn |
2313-0105 |
publishDate |
2018-12-01 |
description |
Electrolyte formulations in standard lithium ion and lithium metal batteries are complex mixtures of various components. In this article, we review molecular key principles of ion complexes in multicomponent electrolyte solutions in regards of their influence on charge transport mechanisms. We outline basic concepts for the description of ion⁻solvent and ion⁻ion interactions, which can be used to rationalize recent experimental and numerical findings concerning modern electrolyte formulations. Furthermore, we discuss benefits and drawbacks of empirical concepts in comparison to molecular theories of solution for a more refined understanding of ion behavior in organic solvents. The outcomes of our discussion provide a rational for beneficial properties of ions, solvent, co-solvent and additive molecules, and highlight possible routes for further improvement of novel electrolyte solutions. |
topic |
electrolyte solutions solvents and co-solvents ion complex formation ion correlation effects molecular theory of solution additives lithium-ion batteries lithium batteries |
url |
https://www.mdpi.com/2313-0105/4/4/62 |
work_keys_str_mv |
AT jenssmiatek propertiesofioncomplexesandtheirimpactonchargetransportinorganicsolventbasedelectrolytesolutionsforlithiumbatteriesinsightsfromatheoreticalperspective AT andreasheuer propertiesofioncomplexesandtheirimpactonchargetransportinorganicsolventbasedelectrolytesolutionsforlithiumbatteriesinsightsfromatheoreticalperspective AT martinwinter propertiesofioncomplexesandtheirimpactonchargetransportinorganicsolventbasedelectrolytesolutionsforlithiumbatteriesinsightsfromatheoreticalperspective |
_version_ |
1725308209247289344 |