Electron and ion transport in lithium and lithium-ion battery negative and positive composite electrodes

CD Quilty, D Wu, W Li, DC Bock, L Wang… - Chemical …, 2023 - ACS Publications
Electrochemical energy storage systems, specifically lithium and lithium-ion batteries, are
ubiquitous in contemporary society with the widespread deployment of portable electronic …

Peering into batteries: electrochemical insight through in situ and operando methods over multiple length scales

W Li, DM Lutz, L Wang, KJ Takeuchi, AC Marschilok… - Joule, 2021 - cell.com
In order to overcome the limitations of static and destructive characterizations of Li-ion
battery materials and components, comprehensive investigation peering into batteries over …

Evaporation‐induced vertical alignment enabling directional ion transport in a 2D‐nanosheet‐based battery electrode

Y Zhu, Z Ju, X Zhang, DM Lutz, LM Housel… - Advanced …, 2020 - Wiley Online Library
Abstract 2D nanosheets have been widely explored as electrode materials owing to their
extraordinarily high electrochemical activity and fast solid‐state diffusion. However, the …

Discrete-time modeling of li-ion batteries with electrochemical overpotentials including diffusion

AG Li, K Mayilvahanan, AC West, M Preindl - Journal of Power Sources, 2021 - Elsevier
A battery equivalent circuit model (ECM) is proposed using a novel physics-based diffusion
component and N resistor–capacitor (RC) pairs, hence its name the 'DNRC model'. The …

Energy dispersive X-ray diffraction (EDXRD) for operando materials characterization within batteries

AC Marschilok, AM Bruck, A Abraham… - Physical Chemistry …, 2020 - pubs.rsc.org
This perspective article describes the use of energy dispersive X-ray diffraction (EDXRD) to
study the evolution of electrochemical energy storage materials. Using a synchrotron light …

Quantitative parameter estimation, model selection, and variable selection in battery science

NW Brady, CA Gould, AC West - Journal of The Electrochemical …, 2019 - iopscience.iop.org
Numerical physics-based models are useful in understanding battery performance and
developing optimal battery design architectures. Data science developments have enabled …

Lithium vanadium oxide (Li 1.1 V 3 O 8) thick porous electrodes with high rate capacity: Utilization and evolution upon extended cycling elucidated via operando …

AH McCarthy, K Mayilvahanan, MR Dunkin… - Physical Chemistry …, 2021 - pubs.rsc.org
The phase distribution of lithiated LVO in thick (∼ 500 μm) porous electrodes (TPEs)
designed to facilitate both ion and electron transport was determined using synchrotron …

Understanding evolution of lithium trivanadate cathodes during cycling via reformulated physics-based models and experiments

KS Mayilvahanan, J Kuang, AH McCarthy… - Journal of The …, 2021 - iopscience.iop.org
Degradation of lithium trivanadate (Li x V 3 O 8) cathodes has been widely reported in the
literature, but studies have offered little insight towards developing a detailed understanding …

Determining the length scale of transport impedances in li-ion electrodes: Li (Ni0. 33Mn0. 33Co0. 33) O2

Z Hui, KS Mayilvahanan, Y Yang… - Journal of The …, 2020 - iopscience.iop.org
Battery cathodes are complex multiscale, multifunctional materials. The length scale at
which the dominant impedance arises may be difficult to determine even with the most …

Interpretable Real-Time Modeling of the Diffusion Overpotential in Lithium Batteries

AG Li, M Preindl - IEEE Transactions on Transportation …, 2023 - ieeexplore.ieee.org
Fractional-order dynamics can form physically interpretable equivalent-circuit models
(ECMs) of the diffusion overpotential in lithium-ion batteries (LIBs) but have complex …