Effect of pre-intercalation on Li-ion diffusion mapped by topochemical single-crystal transformation and operando investigation

Y Luo, JV Handy, T Das, JD Ponis, R Albers… - Nature Materials, 2024 - nature.com
Limitations in electrochemical performance as well as supply chain challenges have
rendered positive electrode materials a critical bottleneck for Li-ion batteries. State-of-the-art …

An Atomic View of Cation Diffusion Pathways from Single‐Crystal Topochemical Transformations

JV Handy, Y Luo, JL Andrews… - Angewandte Chemie …, 2020 - Wiley Online Library
The diffusion pathways of Li‐ions as they traverse cathode structures in the course of
insertion reactions underpin many questions fundamental to the functionality of Li‐ion …

Doping-induced pre-transformation to extend solid-solution regimes in li-ion batteries

P Schofield, Y Luo, D Zhang, W Zaheer… - ACS Energy …, 2022 - ACS Publications
In many intercalation electrodes of Li-ion batteries, lithiation induces distortive structural
transformations with substantial implications for stress accumulation, capacity loss, and …

Roadblocks in cation diffusion pathways: Implications of phase boundaries for Li-ion diffusivity in an intercalation cathode material

Y Luo, LR De Jesus, JL Andrews, A Parija… - … applied materials & …, 2018 - ACS Publications
Increasing intercalation of Li-ions brings about distortive structural transformations in several
canonical intercalation hosts. Such phase transformations require the energy dissipative …

A “Li-eye” view of diffusion pathways in a 2D intercalation material from topochemical single-crystal transformation

JV Handy, JL Andrews, S Perez-Beltran… - ACS Energy …, 2022 - ACS Publications
We use single-crystal-to-single-crystal transformations to directly image with sub-angstrom
resolution distortions of the host lattice, Li site occupancies, and diffusion pathways in a 2D …

Mitigating Cation Diffusion Limitations and Intercalation-Induced Framework Transitions in a 1D Tunnel-Structured Polymorph of V2O5

GA Horrocks, A Parija, LR De Jesus… - Chemistry of …, 2017 - ACS Publications
The design of cathodes for intercalation batteries requires consideration of both atomistic
and electronic structure to facilitate redox at specific transition metal sites along with the …

Protecting groups in insertion chemistry: Site-selective positioning of lithium ions in intercalation hosts

JV Handy, W Zaheer, R Albers, G Agbeworvi, TD Boyko… - Matter, 2023 - cell.com
The expanding toolbox of functionalization chemistries for selectively installing moieties on
specific sites of a substrate underpins almost all modern organic and biochemical …

Nanometer-scale electrochemical intercalation and diffusion mapping of Li-ion battery materials

N Balke, S Jesse, AN Morozovska, EA Eliseev… - Nature …, 2010 - osti.gov
The electrochemical energy storage systems based on Li-based insertion and reconstitution
chemistries are a vital component of future energy technologies. Development of high …

[PDF][PDF] Topochemical stabilization and single-crystal transformations of a metastable 2D γʹ-V2O5 intercalation cathode

JV Handy, JL Andrews, B Zhang, D Kim… - Cell Reports Physical …, 2022 - cell.com
The atomistic design of positive electrode materials requires understanding of (1) how guest
cations diffuse through an intercalation host to fill empty interstices and (2) the distortions of …

One-step pore diffusion mechanism of Li+ in solid electrolyte interphase for fast-charging lithium-ion battery

S Wang, SY Liu, A Khataee, KZ Qi - Rare Metals, 2024 - Springer
Li+ transport in solid electrolyte interphase is recognized as important factor, which has
become a research hotspot. Recently, an one-step pore diffusion mechanism for Li+ …