Remarkably high hydration capability of BaSn1–xInxO3–δ perovskite materials: What do we need to know about protons in complex oxides?
February 2026
Proton-conducting oxides constitute a wide class of materials that exhibit pronounced proton transport in humid atmospheres. Owing to their high proton mobility, these oxides are regarded as promising...
Lattice-oxygen modulation for redox stabilization and multi-electron transfer in lithium-rich cathodes
February 2026
Lithium-rich layered oxides (LRLOs) are promising cathode materials due to their high specific capacity, energy density, and operating voltage. However, their performance is hindered by the limited...
Overcoming flexible substrate limitations: Dual optimization of alkali doping and compositional grading in high efficient CIGS photovoltaics
February 2026
This study presents a systematic investigation of high-efficiency flexible copper indium gallium selenide (CIGS) thin-film solar cells fabricated using an optimized three-stage co-evaporation process....
High-power radiatively cooled thermoelectric generator for diurnal waste heat harvesting
February 2026
Governed by the second law of thermodynamics, waste heat generation is inevitable and has been a major source of energy loss and environmental concern in human society. Harvesting waste heat into useful...
Heterojunction interface between bimetallic (Co, Fe) selenides enhanced excellent electron/ion transport kinetics for sodium ion batteries
February 2026
Sodium-ion batteries (SIBs) represent a highly promising class of energy storage devices. Enhancing SIBs performance necessitates innovative anode material development to overcome persistent challenges...
Performance degradation and mitigation strategies of hydrogel-based zinc-ion batteries: A review
February 2026
Hydrogel zinc ion batteries (HZIBs) represent a cutting-edge advancement in energy storage systems, leveraging the exceptional properties of hydrogels, including superior mechanical flexibility and...
Bridging reaction activity mismatch through asymmetric structure design for all-soluble all-iron aqueous redox flow battery
February 2026
All-soluble all-iron flow batteries are considered a promising technology for low-cost and large-scale energy storage. In the past few years, efforts have been taken to design various iron chelates...
High-entropy strategies transforming solid oxide cells: Progress and perspectives
February 2026
Solid oxide cells (SOCs) have emerged as one of the key technologies for low-carbon energy transition due to their fuel flexibility and high system efficiency. However, their long-term deployment remains...
Intrinsically high-performance n-type copper (I/II) chloride thermocells
February 2026
Thermocells are attracting growing interest as a promising thermoelectric technology for low-grade heat harvesting. However, the scarcity of high-performance redox couples featuring intrinsically high...
Pulsed laser-engineered single-atom Pt sites on MoC for unprecedented alkaline hydrogen evolution over acidic media
February 2026
In general, metal carbides are synthesized via high-temperature-programmed solid-gas reactions using methane under an inert atmosphere. However, fabricating single-atom (SA) catalysts on such carbide...
Energy-saving hydrogen generation enabled by boosted hydrazine oxidation over hierarchical Co/Ru–RuPx interfaces
Available online 12 February 2026
The efficiency and sustainability of water splitting for green hydrogen production are often hindered by the limited performance of electrocatalysts and the sluggish kinetics of the anodic oxygen evolution...
In-situ phase formation enables graded thermal expansion and structural stability in reversible protonic ceramic electrochemical cell cathodes
Available online 11 February 2026
Proton-conducting solid oxide fuel cells (H-SOFCs) hold great promise for sustainable energy conversion, yet their commercialization is hindered by the poor balance between electrochemical activity...
Interfacial electronic mediation via POx bridges between BiVO4 and bimetallic metal-organic frameworks for boosting photoelectrochemical performance
Available online 6 February 2026
Effectively addressing the interfacial charge transfer between metal-organic framework (MOF) co-catalysts and photoanodes is crucial for enhancing photoelectrochemical (PEC) performance. In this work,...
Pyridinic-N-rich vacancy defects regulating the oxygen reduction pathway of FeN4 active sites
Available online 6 February 2026
Iron–nitrogen–carbon (Fe–N–C) catalysts with single-atomic FeN4 moieties hold great promise for the oxygen reduction reaction (ORR) in energy conversion technologies, yet their electrocatalytic performance...
Covalent organic frameworks and their composites as high-performance photocatalysts for organic pollutant removal
Available online 30 January 2026
Covalent organic frameworks (COFs) are a new class of porous polymers completely connected by covalent bonds, which have been favored by many researchers due to their admirable physicochemical properties,...
Unveiling structure-performance relationships in HER catalysts for sustainable and scalable hydrogen production
Available online 23 January 2026
The hydrogen evolution reaction (HER) is a crucial electrochemical process for producing clean hydrogen, providing a sustainable pathway to decarbonize energy systems and mitigate the impacts of climate...
Sustainable ternary solvent strategy for high-efficiency slot-die coated perovskite solar cells
Available online 16 January 2026
Slot-die coating is a promising, scalable deposition technology to progress the commercialization of perovskite solar cells (PSCs), where solvent engineering is critical for producing sustainable high-performance...
Structure-engineered amorphous MoS3 catalysts for enhanced sulfur conversion kinetics in wide-temperature lithium-sulfur batteries
Available online 10 January 2026
Lithium-sulfur batteries have garnered significant attention due to their high theoretical energy density. However, their widespread application across a wide temperature range is still hindered by...
Comprehending the Frontiers of Flexible Supercapacitors: Materials, Fabrication Techniques, and Performance Metrics
Available online 9 January 2026
The accelerating development of wearable electronics encompassing flexible sensors, displays, and health monitoring systems has driven strong demand for lightweight, deformable, and high-performance...
2D/2D heterointerface engineering of Ni2P/ZnIn2S4 photocatalysts for enhanced photocatalytic H2 evolution
Available online 16 December 2025
Zinc indium sulfide (ZnIn2S4) possesses excellent photosensitivity and a suitable band structure, exhibiting superior photocatalytic activity under visible light. However, rapid recombination of photogenerated...
A stack-scale three-dimensional model to analyze the operation process of redox flow batteries
November 2025
Long-duration energy storage has become critical for renewable energy integration. While redox flow batteries, especially vanadium-based systems, are scaling up in capacity, their performance at the...
Two-in-one redox photocatalysis: Cooperative hydrogen evolution and benzaldehyde production via 2D MoS2 cocatalyst-loaded hydrangea-like Zn3In2S6
November 2025
By harnessing the power of MoS2 as a cocatalyst to enhance electron transfer and charge carrier separation, a groundbreaking two-in-one redox photocatalytic system was developed. This innovative system...
Advances in anodes of microbial fuel cells for wastewater remediation and power generation
November 2025
Microbial fuel cells (MFCs) are promising for realizing wastewater remediation and electricity co-generation, which may significantly promote the formation of an environmentally friendly, clean energy...
High-entropy liquid electrolytes in rechargeable batteries: Merits and challenges
November 2025
The growing severity of environmental challenges has accelerated advancements in renewable energy technologies, highlighting the critical need for efficient energy storage solutions. Rechargeable batteries,...
Metal-organic framework-derived hollow NiCo2O4 spinel arrays coupled with Pd-Ni bimetallic sites for efficient CO2 hydrogenation to formate
November 2025
CO2 hydrogenation to formate is an effective strategy for promoting the sustainable carbon cycle. However, formate yields are significantly influenced by the amount of noble metal (e.g., Pd) used. Here,...