Themed collection Editors' Collection: Lithium-ion batteries and beyond - materials, processes and recycling

In the GeO₂/nanocable, amorphous carbon and graphene spontaneously construct a nanocable structure, graphene “core” promises the good electrical conductivity while the amorphous carbon “shell” guarantees the fast Li ions diffusion.

Using PPC interlayers to protect the LAGP electrolyte and reduce the interfacial impedance between electrode and electrolyte.

A non-polymer crystalline organoboron electrolyte results in the formation of nano-channels for directional conduction of Li ions, owing to presence of boron, allowing Lewis acid–base interaction.

The Bi₂S₃-CNT composite anode shows reversible K-ion storage capability through the conversion and alloying reaction steps.

The LiPO₂F₂/LiPF₆ dual-salt electrolyte can significantly enhance the cycling performance of NCM811/Li cells.

Low-surface-area carbon black helps to improve the performance of bulk-type all-solid-state batteries using NCM622 cathode material and argyrodite Li₆PS₅Cl solid electrolyte.

The anion effect on Li⁺ solvation and consequent electrochemical and physical properties was studied on the basis of LiFSI-DMC and LiTFSI-DMC based dilute electrolytes, highly concentrated electrolytes, and localized concentrated electrolytes.

A LAGP/PP/PVDF–HFP double-sided asymmetric composite separator film was prepared to improve the battery performance in LIBs.

This paper investigates the reactions involved when LiNi_0.8Mn_0.1Co_0.1O₂ (NMC 811), which is one of the most promising positive electrodes for the next generation of lithium-ion batteries, is leached by hydrochloric acid.

The studies shown here prove that both the Li salt and ‘inert-polymer’ mixing have paramount importance in the tunability of Li ion conductivity in solid electrolytes for batteries.

Ni-rich layered transition metal oxides show great energy density but suffer poor thermal stability and inferior cycling performance, which limit their practical application.

High-quality spinel MgCo₂O₄ and rocksalt Mg_2/3Ni_4/3O₂ nanocrystal cathodes allow fast extraction/insertion of magnesium ions for high energy-density batteries.

An ultrasmall cubic Mg–Mn spinel obtained by an alcohol reduction process is demonstrated as a cathode candidate for rechargeable Mg-ion batteries.

Ionic transport was investigated in a PMMA gel electrolyte by electrochemical, Raman, PFG-NMR, e-NMR spectroscopies and ab initio calculations. The presence of the PMMA matrix reduces anionic mobility and decorrelates cationic and anionic transport.

An effective method for the recovery of lithium from the slag formed by treating spent lithium-ion batteries.

Interception of dearomatized tertiary boronic ester in a diastereoselective [4 + 2] cycloaddition or 1,3-borotopic shift in the presence or absence of “naked” Li⁺, understanding reactivities by activation/strain model, were evaluated by DFT calculations.

A strategy for metal purification and recovery from spent lithium-ion batteries is demonstrated by taking advantage of precipitation, electrodeposition and solvent extraction.

Ball-milling of graphite results in graphene layer exfoliation and defect formation, leading to enhanced performance as a K-ion battery anode.

NASICON-structured Na₃V₂O_2x(PO₄)₂F_3−2x (0 < x ≤ 1) solid solutions have been prepared using a microwave-assisted hydrothermal (MW-HT) technique.

All solid-state Li-ion batteries using commercial Bi and Sb as negative electrodes with a high coulombic efficiency (90–99%) and high capacity retention of 82 and 95%, respectively.

Different aging experiments were performed on NMC622/graphite cells with a ⁶Li enriched electrolyte to unravel the lithium distribution.

The thickness of a solid electrolyte influences the performance of all-solid-state batteries due to increased impedance with a thick electrolyte.

Room temperature ionic liquids (RTILs) are solvent-free liquids comprised of densely packed cations and anions. Properties of Py13Cl–AlCl₃ ILs were studied and compared with EMIC-AlCl₃ ILs for use as electrolyte in Al–graphite battery.