Themed collection EES Batteries most popular 2025 articles

Electric vertical take-off and landing (eVTOL) aircraft require significantly different cell considerations compared to electric vehicles, we consider a wide range of cell selection criteria, assessing the viability of commercial cell formats and chemistries for usage in eVTOLs.

This perspective summarizes principles and trends in extreme fast charging lithium-ion batteries, a key enabler of the mass adoption of electric vehicles.

The Li metal battery performance is notably influenced by the CE of Li metal anodes. The core principles, significance in various batteries, calculation methods of CE, the pivotal factors influencing CE, and the strategies to improve CE are reviewed.

Using advanced analytical methods to study aging in lithium-sulfur batteries uncovers key degradation mechanisms, offering insights that can improve durability, safety, and overall performance.

The magnesium nitrate (Mg(NO₃)₂) additive triggers the formation of lithiophilic Li–Mg alloy and conductive Li₃N on Li metal surface, leading to long lifespan of Li metal anode over 3000 h under high capacity loading.

Simultaneous dual-polarity operando SIMS measurements offer new insight into sodium migration in Na batteries.

General model of the degradation and chemical crosstalk of the NFM cathode in a practical sodium-ion full battery.

Hybrid superlattice cathode is designed to boost Grotthuss proton transport, enabling high-kinetics and stable Zn–MnO₂ batteries with superior rate capacities (151 mA h g⁻¹ at 10 A g⁻¹) and a long lifespan (8000 cycles).

We talk about standardization of coin cell design and how small changes in the coin cell assembly make big impacts in its' performance.

Aqueous Zn/S battery designed with DMSO-based hybrid electrolyte exhibits high performance with five-fold lower zinc corrosion and improved sulfur cathode wettability and enhanced kinetics.

A multi-metallic seed strategy integrated with an elastic polymer network is proposed to facilitate the room-temperature operation of anode-less all-solid-state batteries (ALASSBs), marking a significant step toward their practical application.

Despite the potential for a greater energy density than lithium-ion batteries, polysulphide dissolution, the polysulphide shuttle effect, and lithium metal instability impede the commercialization of lithium–sulfur (Li–S) batteries.

Equal resistance single and bilayer films establish that thin film/electrolyte interfaces are more important for battery performance compared to copper/thin film interfaces due to their role in inorganic-rich solid electrolyte interphase formation.

Lithium imide is an underexplored candidate for an all-solid-state battery electrolyte. Here it is shown to possess many desirable properties and unusual electrochemical behaviour, alongside its first operation in two lithium metal batteries.

The kinetics of phase-separating electrodes (LFP, LTO, NVP) retain a rate-dependent memory effect, revealed by operando XRD and phase-field modelling, suggesting unconventional fast-charging protocols for improved battery management.

The Al substitution ratio can regulate the crystal structure of halide solid electrolytes and reduce Li⁺ migration barriers within the framework. As a result, Li₃Al_0.7Y_0.3Cl₆ exhibits a high ionic conductivity of 1.05 × 10⁻⁴ S cm⁻¹ even at 25 °C.

Operando X-ray imaging of NMC811 electrode revealing a non-linear cracking profile as the particles delithiate.

OFB and HFB showed promising environmental performance, particularly when considering use-phase impacts, compared to VFBs. Electrolyte active materials are the main contributors, with the electrolyte capacity fade playing a critical role in results.

To improve sustainable Li-ion cathodes, materials with high energy and low transition metal dissolution are needed. High-throughput experiments coupled to machine-learning are used to accelerate the design of Co-free Li-rich materials.

The low desolvation energy, strong adsorption energy and insertion energy of alkali metal cations in seawater reduce the activation energy barriers and facilitate the interface reaction kinetics, endowing high-performance zinc-ion batteries.