Themed collection Advances in Energy Materials

Marine batteries are designed specifically for marine vehicles with heavier plates and robust construction to withstand the vibration and pounding that can occur on board any powerboat.

This paper presents a review of research progress for biomass-derived hard carbon materials for sodium-ion storage.

The application of microporous structures as active fillers for solid polymer electrolytes (SPEs) affects battery performance and this review presents the state of the art of microporous materials (MOFs and zeolites) for SPE in solid-state batteries.

Covalent organic frameworks (COFs) are emerging materials for electrochemical energy storage. This review summarizes recent advancements in COFs as battery/capacitor electrodes, proton conducting membranes, and ion conducting solid-state electrolytes.

In this review, the development of MOFs and MOF-based materials for application in non-Li rechargeable batteries has been highlighted together with describing the various persisting challenges and their corresponding remedies for these materials.

TiFe-based alloys are key materials for large-scale applications based on solid-state hydrogen storage. A comprehensive overview is here provided on chemical substitutions in TiFe for tuning at will their reversible hydrogen storage properties.

Direct Ink Writing is a promising technique for the sustainable fabrication of energy devices with arbitrary architectures.

Recent advances in both the core components of carbon-based supercapacitors have been summarized with regard to large-capacitance electrodes and high-potential electrolytes for fabricating high-energy, large-power, and long-running devices.

In the current review, we have reported the practical potential of PSCs, strategies, challenges, and approaches towards large-area scale PSC modules via different deposition techniques as well as functional materials for the device architecture.

Cell failure of polymer electrolytes is rather the result of short circuits instead of assumed electrolyte oxidation. A spacer with a constant and defined distance can avoid this failure, thus realize a benchmark system for a more systematic R&D.

We report giant reversible barocaloric effects in [(CH₃)₄N]Mn[N₃]₃ hybrid organic–inorganic perovskite, near its first-order cubic-monoclinic structural phase transition at T₀ ∼ 305 K.

Novel ion exchange membrane with just the right width of selective aqueous ionic domain (<0.6 nm) and unique functionalities show extraordinary ion selectivity. These unique ion transport properties of our membrane is reflected in a remarkable flow battery performance.

Sucrose-derived carbon-coated nickel oxide (SDCC-NiO) was successfully synthesized via a colloidal method.

High-performance flexible poly(vinylidene fluoride–chlorotrifluoroethylene) (P(VDF–CTFE)) nanocomposites with aligned BaTiO₃ nanowires using 3D printing technology were demonstrated.

We work towards a rational design process for organic salt phase change materials, using X-ray crystallography to probe the structure–property relationship between hydrogen bonding and the enthalpy of fusion in these materials.

The substitution of iron by nickel in Ni_0.8Fe_0.2-layered double hydroxides improves battery storage charteristics as well as oxygen evolution efficiency for electrolysis.

Biodegradable Zn ion batteries have been developed with lignin composite cathodes which can also generate in situ energy by lignin electrocatalytic reaction.

X-ray crystal structures of a phenothiazine posolyte and viologen negolyte and cyclic voltammograms of a solution containing both compounds.

Simple, fast, and robust approach to fabricate Mo_1.33CT_z–cellulose electrodes with high capacitances (440 F g⁻¹, 1178 F cm⁻³, 1.4 F cm⁻²). The method enables the use of high mass loading electrodes (∼26 μm-thick).

The ammonium counter ion is shown to influence the morphology, physicochemical properties and electrochemical performance of hydrothermal carbon.

A nanohybrid containing 2 mol% La³⁺ doped MnO₂ and carbon nanotubes produced hydrothermally exhibits a specific capacitance of ∼1530 F g⁻¹ at 1 A g⁻¹ and a 92% capacity retention after 5000 cycles showing its potential as electrode for supercapacitors.

Bimetallic tungstate nanoparticle functionalization enables the design of high performance lignin based flexible supercapacitors.

Styrene–DVB copolymer grafted semi-interpenetrating type PVDF-based proton exchange membranes (PEMs) have been designed for vanadium redox flow battery (VRFB) applications.

Herein, novel paper-like carbine-enriched carbon is prepared and utilized as a bifunctional material for energy harvesting and storage to develop a self-powered system.

An appropriate combination of Si anodes and binary bis(fluorosulfonyl)amide-based ionic liquid electrolytes significantly improves Li-ion battery performances.

Ga-doped LiNiO₂ is reinvestigated. Ga is suggested to occupy the Li site. Detailed structural and electrochemical characterization is provided.

Lithium–sulfur (Li–S) batteries are considered as futuristic energy storage systems owing to their high theoretical energy density, environmental benignity, and relatively low cost.

The NiCoP@C-ULAs composite with high conductivity, abundant pores and good physical structure shows high specific capacity and excellent cycling stability.

A superior nanoarchitecture with vast phase boundaries interconnected via chemical bonds between carbon and ultrasmall nanocrystals shows enhanced Li⁺ storage performances.

Unique interstitial Li⁺ and O²⁻/S²⁻ site disorder lower the percolation threshold for 3D Li-ion diffusion in lithium argyrodite Li_6.15Al_0.15Si_1.35S_6−xO_x (LASSO).

Effect of ruthenium oxide coating temperature on directly grown carbon nanofibers for supercapacitor application is studied.

An easy route was developed to fabricate a highly microporous SbPO₄/BC_x hybrid anode for high-performance sodium-ion batteries.