Editors' choice—review—impedance response of porous electrodes: theoretical framework, physical models and applications
Porous electrodes are prevalent in electrochemical devices. Electrochemical impedance
spectroscopy (EIS) is widely used as a noninvasive, in situ characterization tool to …
spectroscopy (EIS) is widely used as a noninvasive, in situ characterization tool to …
Electrochemical ion insertion from the atomic to the device scale
Electrochemical ion insertion involves coupled ion–electron transfer reactions, transport of
guest species and redox of the host. The hosts are typically anisotropic solids with 2D …
guest species and redox of the host. The hosts are typically anisotropic solids with 2D …
End-of-life or second-life options for retired electric vehicle batteries
E-mobility, especially electric cars, has been scaling up rapidly because of technological
advances in lithium-ion batteries (LIBs). However, LIBs degrade significantly with service life …
advances in lithium-ion batteries (LIBs). However, LIBs degrade significantly with service life …
Interplay of lithium intercalation and plating on a single graphite particle
Improving safety while increasing the charging rates and extending the lifetime is the grand
challenge for lithium-ion batteries. The key challenge is to control lithium plating, a parasitic …
challenge for lithium-ion batteries. The key challenge is to control lithium plating, a parasitic …
Multiscale dynamics of charging and plating in graphite electrodes coupling operando microscopy and phase-field modelling
The phase separation dynamics in graphitic anodes significantly affects lithium plating
propensity, which is the major degradation mechanism that impairs the safety and fast …
propensity, which is the major degradation mechanism that impairs the safety and fast …
Operando optical tracking of single-particle ion dynamics in batteries
The key to advancing lithium-ion battery technology—in particular, fast charging—is the
ability to follow and understand the dynamic processes occurring in functioning materials …
ability to follow and understand the dynamic processes occurring in functioning materials …
Fictitious phase separation in Li layered oxides driven by electro-autocatalysis
Layered oxides widely used as lithium-ion battery electrodes are designed to be cycled
under conditions that avoid phase transitions. Although the desired single-phase …
under conditions that avoid phase transitions. Although the desired single-phase …
Effect of crystallite geometries on electrochemical performance of porous intercalation electrodes by multiscale operando investigation
Lithium-ion batteries are yet to realize their full promise because of challenges in the design
and construction of electrode architectures that allow for their entire interior volumes to be …
and construction of electrode architectures that allow for their entire interior volumes to be …
Mitigating electrode-level heterogeneity using phosphorus nanolayers on graphite for fast-charging batteries
Achieving fast-charging lithium-ion batteries (LIBs) with reliable cyclability remains a
significant challenge. In this study, we investigate the use of phosphorus nanolayers as a …
significant challenge. In this study, we investigate the use of phosphorus nanolayers as a …
Theory of coupled ion-electron transfer kinetics
The microscopic theory of chemical reactions is based on transition state theory, where
atoms or ions transfer classically over an energy barrier, as electrons maintain their ground …
atoms or ions transfer classically over an energy barrier, as electrons maintain their ground …