Themed collection Recent Review Articles
Cognitive AI beyond prediction: toward reasoning and discovery
Cognitive AI enables scientific reasoning and discovery beyond prediction by integrating causal reasoning, constrained hypothesis generation, experiment planning, and feedback into a closed-loop scientific workflow.
Mater. Horiz., 2026,13, 4190-4200
https://doi.org/10.1039/D5MH02049B
Is the use of sacrificial agents a sustainable practice in scalable photocatalytic hydrogen production from water?
This article exposes the thermodynamic, economic, and environmental unsustainability of sacrificial agent-dependent hydrogen production, and advocates for priority allocation of resources for hydrogen production from overall water-splitting.
Mater. Horiz., 2026,13, 3650-3657
https://doi.org/10.1039/D6MH00240D
Transport coupling framework for 3D-printed single-atom catalysts: bridging atomic precision and macroscale functionality
A transport coupling framework for 3D-printed single-atom catalysts is proposed to bridge atomic precision and macroscale functionality.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D5MH02476E
Mixed ionic-electronic conducting eutectic soft materials for bioelectronics
Eutectic systems emerge as a powerful platform to design soft materials with mixed ionic-electronic conductivity, combining biocompatibility, adaptability, and stability, and enabling advanced integration in next-generation bioelectronic devices.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D5MH02312B
Intracellular Gelation of Biomaterials: Strategies, Characterization, and Biomedical Applications
Mater. Horiz., 2026, Accepted Manuscript
https://doi.org/10.1039/D6MH00440G
Solar thermal conversion gels for atmospheric water harvesting: fundamental principles and applications
This review presents recent advances in solar thermal conversion gels for atmospheric water harvesting, including design principles and compositions, mechanisms of adsorption/desorption, optimization strategies and diverse application scenarios.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D6MH00491A
Bioinspired Superwetting Materials for Oil-Water Separation: Mechanisms, Limitations and Engineering Solutions
Mater. Horiz., 2026, Accepted Manuscript
https://doi.org/10.1039/D6MH00454G
Advanced polymeric membranes for CO2 separation: fundamentals, materials, and practical challenges
Bridging material design with thin-film engineering, this review highlights strategies to overcome stability and scalability barriers in polymeric membranes for CO2 separation, accelerating their deployment for industrial decarbonization.
Mater. Horiz., 2026,13, 4201-4232
https://doi.org/10.1039/D5MH02360B
Sustainable advances in nanostructure-doped polymer hydrogels for fog harvesting: materials innovation, mechanistic insights and emerging applications
The progress and challenges of nanostructure-doped polymer hydrogels have been reviewed for fog harvesting, emphasizing their mechanical and functional improvements compared with traditional hydrogels for sustainable environment applications.
Mater. Horiz., 2026,13, 4299-4326
https://doi.org/10.1039/D5MH02096D
Economic evaluation and catalyst design for hybrid water electrolysis systems
Hybrid water electrolysis boosts efficiency by replacing OER with anodic oxidation reactions (AORs). This review categorizes AORs and discusses catalysts, design, and techno-economics.
Mater. Horiz., 2026,13, 4261-4298
https://doi.org/10.1039/D5MH01759A
Clean production of chlorine (Cl2) and hypochlorous acid (HOCl) from photocatalytic and photoelectrochemical seawater splitting
Production of Cl2 and HOCl from photocatalytic and photoelectrochemical seawater splitting.
Mater. Horiz., 2026,13, 4327-4359
https://doi.org/10.1039/D5MH01556A
Short-wave infrared organic photodetectors based on n-type small molecular semiconductors
N-type molecular semiconductors offer tunable properties, high purity and mobility for low-cost SWIR-OPDs as inorganic alternatives. This review summarizes their progress in molecular design, device engineering, applications, and future perspectives.
Mater. Horiz., 2026,13, 4233-4260
https://doi.org/10.1039/D5MH01667C
Advances in defect-engineered metal–support interactions for acidic oxygen evolution reaction
This review summarizes the progress in defect-engineered metal–support interactions (DMSIs) towards the acidic OER. It systematically discusses the synthetic strategies and DMSI–OER relationship, and highlights advanced characterization techniques.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D6MH00181E
Operando synchrotron radiation insights into multiscale regulation of CO2 electroreduction
This review establishes an integrated research paradigm for CO2RR, coupling multiscale regulation strategies with operando synchrotron radiation characterization to guide rational electrocatalyst design.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D6MH00352D
Two-dimensional semiconductor photodetectors: from physical mechanisms to intelligent sensing system integration
We summarize advances in 2D heterojunction photodetectors, from mechanisms to modulation and integrated applications. 2D semiconductors enable efficient carrier modulation and show promise in imaging, sensing and neuromorphic optoelectronics.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D6MH00178E
Navigating the labyrinth of isotropic wrinkling: design, fabrication, characterization, and applications
We review the origins, theoretical frameworks, fabrication approaches, characterization and technological applications of isotropic wrinkling, as well as opportunities in next-generation functional surfaces and skins.
Mater. Horiz., 2026,13, 3658-3696
https://doi.org/10.1039/D6MH00047A
Zinc indium sulfide (ZnIn2S4): a promising candidate material towards next-gen photodetection
A systematic review on photodetectors based on ZnIn2S4 has been conducted, providing promising building blocks for implementing next-gen optoelectronic systems.
Mater. Horiz., 2026,13, 3697-3720
https://doi.org/10.1039/D5MH02259B
Photon-controlled memristive synapses: recent progress toward brain-inspired neuromorphic computing
This review highlights recent advances in optoelectronic memristive synapses, detailing the underlying mechanisms, materials, device architectures, performance metrics, and applications, along with challenges and future trends.
Mater. Horiz., 2026,13, 3761-3799
https://doi.org/10.1039/D5MH02338F
Self-assembled monolayers for bio-analytical SERS applications: from single to mixed component SAMs
Mixed self-assembled monolayers (SAMs) is a powerful strategy for controlling the surface chemistry of plasmonic nanomaterials. This review presents the recent advances in mixed SAMs for surface-enhanced Raman spectroscopy.
Mater. Horiz., 2026,13, 3800-3813
https://doi.org/10.1039/D5MH02043C
Advancements of nanoparticle-based adhesive materials
This review highlights the recent advances in nanoparticle (NP)-based adhesive systems, analyzing the distinct impact of NPs on adhesive materials from a NP-centric perspective and discussing the opportunities and challenges for future development.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D6MH00235H
Soft robotic cardiac sleeves: materials, actuation mechanisms and translational pathways
Soft robotic cardiac sleeves integrate advanced actuator materials, biomimetic ventricular mechanics, and emerging disease-modeling capabilities to enable translational non-blood-contact support for heart failure.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D6MH00433D
Materials- and process-driven microstructural engineering for scalable dry-processed electrode manufacturing
By bridging materials innovation and process engineering, this review outlines critical strategies for overcoming microstructural challenges in scalable dry-processed electrode technologies.
Mater. Horiz., 2026,13, 3149-3177
https://doi.org/10.1039/D5MH02484F
From material design to smart sensing: recent advances in colorimetric sensors for gas monitoring
With the continuous advancement of intelligent manufacturing and the growing demands in health monitoring, the need for gas sensors with enhanced portability, wearable integration, and signal visualization has become increasingly prominent.
Mater. Horiz., 2026,13, 3278-3306
https://doi.org/10.1039/D5MH02085A
Flexible pressure sensing systems empowered by artificial intelligence: materials, devices and emerging applications
This review highlights the synergistic integration of advanced pressure sensor designs and AI algorithms, emphasizing key challenges and future prospects for intelligent pressure sensing systems in human-centric applications.
Mater. Horiz., 2026,13, 3178-3221
https://doi.org/10.1039/D5MH02286J
Microstructure engineering for tactile-enabled embodied intelligence
Microstructure engineering empowers flexible pressure sensors with enhanced performance, enabling tactile perception for embodied intelligence applications.
Mater. Horiz., 2026,13, 3222-3242
https://doi.org/10.1039/D5MH01906K
Recent research progress on photothermal icephobic materials from fabrication to application
The increasing frequency of extreme weather events driven by global climate change has intensified icing-related challenges across critical infrastructure, including transportation, energy systems, and aerospace applications.
Mater. Horiz., 2026,13, 3243-3277
https://doi.org/10.1039/D5MH01884F
Precise control of metal–ligand interactions: advanced chelation strategies for next-generation theranostic nanomedicine
Precise metal–ligand chelation moves beyond simple complexation to engineer theranostic nanoplatforms with activatable, targeted, and self-regulated functions for biomedical applications.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D5MH02450A
Recent progress of narrowband iridium(III) complexes for organic light-emitting diodes
In this review, recent advances in narrowband Ir(III) phosphors are summarized, elucidating their structure–property relationship and discussing the molecular design for organic light-emitting diodes with high color purity and excellent efficiency.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D6MH00003G
Multi-scale structural design of electromagnetic wave absorbers: pathways to improved performance
This review summarizes the latest progress in the multi-scale structural design of electromagnetic wave absorbers. It analyzes structural design strategies from the atomic/molecular scale to the macroscale and how they affects performance.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D5MH02482J
Circularly polarized-light-driven chiral optoelectronics: encoding, sensing, and neuromorphic processing from an information-flow perspective
A systematic overview of circularly polarized-light-driven chiral optoelectronics, integrating bioinspired material design with information encoding, sensing, and neuromorphic processing from an information-flow perspective.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D6MH00146G
Photoresponsive hydrogels using phototherapy to accelerate wound healing: correlating mechanisms with clinical effects
Photoresponsive hydrogels (PRHs) enable stage-specific chronic wound healing under light activation by integrating photothermal therapy (PTT), photodynamic therapy (PDT) and photoelectric therapy (PET) via heat, ROS and photoelectrons respectively.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D5MH02343B
Design principles of adhesive hydrogels for biomedical application
Current adhesive hydrogel designs lack multifunctional integration. We propose four key principles derived from holistic tissue pathology analysis to guide next-generation hydrogels and their clinical translation.
Mater. Horiz., 2026,13, 2658-2682
https://doi.org/10.1039/D5MH01933H
Photoplasticity behavior in inorganic semiconductors: unraveling fundamental mechanisms across ionic and covalent systems
Illumination drives carrier migration toward dislocation cores, altering core energetics and mobility, which produces opposite photoplasticity behaviors, such as hardening in ionic semiconductors and softening in covalent semiconductors.
Mater. Horiz., 2026,13, 2767-2785
https://doi.org/10.1039/D5MH02333E
Ball milling modification of carbon nanomaterials for supercapacitors and rechargeable alkali-ion batteries
Ball milling is a solvent-free, scalable technique that enhances the structure and properties of carbon nanomaterials, significantly improving their performance in supercapacitors and alkali-ion batteries for advanced energy storage.
Mater. Horiz., 2026,13, 2701-2733
https://doi.org/10.1039/D5MH02160J
Radioluminescent glass and fibers for neutron detection
Modern advances establish neutrons as vital scientific probes, enabling breakthroughs spanning high-energy physics, industrial manufacturing, materials innovation, heritage conservation, medical diagnostics, and geological prospecting.
Mater. Horiz., 2026,13, 2613-2657
https://doi.org/10.1039/D5MH01672J
Na4Fe3(PO4)2(P2O7) cathode for sodium-ion batteries: from crystal structure to high-energy-density design and solid-state battery application prospects
This paper provides a comprehensive analysis of NFPP, covering its crystal structure, sodium storage mechanisms, and challenges and explores its application potential within solid-state batteries, offering strategic insights for future advancement.
Mater. Horiz., 2026,13, 2734-2766
https://doi.org/10.1039/D5MH02190A
Boosting mechanical-to-ionic transduction for self-powered piezoionic sensing
Piezoionic materials rely on mechanical-to-ionic transduction for transient voltage generation with respect to fluid-driven ion transport upon mechanical stimulation.
Mater. Horiz., 2026,13, 2683-2700
https://doi.org/10.1039/D5MH01784J
Next-generation blue OLED emitters: efficiency, color purity, and the road to BT.2020
This review summarizes molecular and device engineering strategies that enable ultranarrow, efficient, and stable deep-blue MR-TADF OLEDs, highlighting sensitization, exciton management, and pathways toward BT.2020 color compliance.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D5MH02390D
Revolutionizing carbon nitride-based photocatalysts: design strategies for energy conversion and environmental applications
This review highlights descriptor-driven defect engineering in carbon nitride-based photocatalysts. It analyzes how defects regulate electronic structures to optimize their activities for sustainable applications.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D5MH02470F
Hydrogel-integrated multimodal physiological and modulation systems
Hydrogel-integrated bioelectronics provide stable and adaptive interfaces for multimodal physiological sensing and neuromodulation.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D5MH01852H
Toward self-driving laboratory 2.0 for chemistry and materials discovery
This work outlines six defining characteristics of Self-Driving Laboratory (SDL) 2.0: interoperable, collaborative, generalizable, orchestrated, safe, and creative, forming a framework for next-generation autonomous laboratories.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D5MH01984B
Methane functionalization in heterogeneous photocatalysis
Methane functionalization is the “holy grail” of chemistry. This review highlights recent progress in heterogeneous photocatalytic methane conversion, focusing on photocatalyst design, structure–activity relationships, and reaction mechanisms.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D6MH00117C
Electrochemical recovery and regeneration of polyethylene terephthalate materials
Electrocatalytic reforming efficiently converts waste PET plastics into high-value chemicals such as formic acid and glycolic acid, creating a 'waste-resource' circular economy path with economic and environmental benefits.
Mater. Horiz., 2026,13, 2213-2231
https://doi.org/10.1039/D5MH01746G
Light-permissive piezoelectrics: advances in Pb-based transparent ceramics and crystals for next-generation devices
This review highlights advances in lead-based transparent ceramics and single crystals, detailing synthesis strategies, optical–electromechanical coupling, and their emerging roles in next-generation optoelectronic, sensing, and energy devices.
Mater. Horiz., 2026,13, 2232-2256
https://doi.org/10.1039/D5MH01880C
Advances in Co-based electrocatalysts for sustainable ammonia synthesis: mechanisms, design strategies, and emerging applications
This review covers recent progress in various nanostructural Co-based catalysts for nitrate electroreduction to ammonia, addressing reaction mechanisms, catalyst design, and emerging applications.
Mater. Horiz., 2026,13, 2127-2151
https://doi.org/10.1039/D5MH01837D
Stochastic dynamics of nanoparticle catalysis: a discrete-state perspective
Intrinsic structural heterogeneity, surface fluxionality, and multi-site cooperativity influence nanocatalytic behavior and its catalytic activity. Stochastic modeling can efficiently describe how catalytic performance emerges from these phenomena.
Mater. Horiz., 2026,13, 2152-2172
https://doi.org/10.1039/D5MH01692D
Evolving electrocatalytic nitrate-to-ammonia conversion on Cu- and Co-based catalyst engineering with paired electrolysis approaches
This review outlines a roadmap for efficient electrocatalytic nitrate reduction to ammonia, analyzing Cu- and Co-based catalyst design, reaction mechanisms and paired electrolysis systems for transformative energy efficiency and process economics.
Mater. Horiz., 2026,13, 2173-2212
https://doi.org/10.1039/D5MH02001H
Materials for thermochemical energy storage and conversion: attributes for low-temperature applications
The storage and management of heat via thermochemical reactions can enhance energy efficiency and expedite decarbonization. Here, materials performance criteria are described for low-temperature applications such as the heating/cooling of buildings.
Mater. Horiz., 2026,13, 2087-2126
https://doi.org/10.1039/D5MH01794G
Recent advances in patterned bio-inspired cholesteric liquid crystals: fabrication, stimuli-responsive mechanisms, and smart optical applications
Patterned bio-inspired cholesteric liquid crystals are reviewed as programmable photonic materials, focusing on helical design, fabrication strategies, stimuli responsiveness, and multifunctional applications.
Mater. Horiz., 2026, Advance Article
https://doi.org/10.1039/D6MH00134C
Synergistic integration of hydrogels and cold plasma for biomedical applications and therapeutics
The synergistic integration of hydrogels (HGs) and cold atmospheric plasma (CAP) represents a transformative advancement in biomaterials and plasma medicine, opening new pathways for next-generation therapeutics.
Mater. Horiz., 2026,13, 1716-1738
https://doi.org/10.1039/D5MH01968K
Machine learning to design metal–organic frameworks: progress and challenges from a data efficiency perspective
This review critically examines work at the intersection of machine learning (ML) and metal–organic frameworks (MOFs).
Mater. Horiz., 2026,13, 1694-1715
https://doi.org/10.1039/D5MH01467K
Hydrogel-based thermal management for photovoltaic safe operation and power generation enhancement
This review thoroughly analyzed the challenge and potential solutions of hydrogel-based PV cooling from lab research to practical applications.
Mater. Horiz., 2026,13, 1678-1693
https://doi.org/10.1039/D5MH01172H
Next-generation borophene nanostructures for dual-domain sensing: from structural optimisation to biomedical and environmental applications
This review focuses on the synthesis, properties, and sensing mechanisms of borophene-derived nanostructures (nanosheets, quantum dots, and nanocomposites), with particular emphasis on their applications in environmental and biomedical detection.
Mater. Horiz., 2026,13, 1649-1677
https://doi.org/10.1039/D5MH01433F
Molecular tailoring of electrolyte solvents for high-performance lithium–metal batteries beyond temperature and voltage boundaries
Electrolyte optimization is recognized as a critical strategy for enhancing both the long-term cycling stability and safety performance of lithium-ion batteries.
Mater. Horiz., 2026,13, 1203-1226
https://doi.org/10.1039/D5MH01598G
Nanoplatforms synchronously activating tumor cell ferroptosis and remodeling the tumor microenvironment for reinforced cancer therapeutics
We systematically elucidate the dynamic interactions between ferroptotic tumor cells and the tumor microenvironment (TME) to establish a holistic mechanistic framework.
Mater. Horiz., 2026,13, 1138-1164
https://doi.org/10.1039/D5MH01618E
Metal–organic frameworks and derivatives as next-generation materials for electrochemical energy storage
The global pursuit of carbon neutrality demands transformative clean energy solutions, with advanced energy storage materials at the forefront.
Mater. Horiz., 2026,13, 1227-1260
https://doi.org/10.1039/D5MH01705J
Carbon nanotube-enabled coatings for advanced anti-icing and deicing applications
Predictive design principles based on Hansen solubility parameters for carbon nanotube-based coatings enable scalable, durable, and energy-efficient anti-/de-icing solutions, enhancing safety and climate resilience across critical infrastructures.
Mater. Horiz., 2026,13, 1165-1202
https://doi.org/10.1039/D5MH01551K
Advancing electrospun nanofiber scaffolds for next-generation tissue engineering: from trend analysis to multifunctionalization and hybrid fabrication
Tissue engineering is an emerging and integrated field for the repair of defective tissues, which benefits from the interdisciplinary development of biomaterial and engineering techniques.
Mater. Horiz., 2026,13, 1096-1137
https://doi.org/10.1039/D5MH01483B
Additive manufacturing of polymers and composites for applications in aerospace and aeronautics
This comprehensive review emphasizes the significant role of additive manufacturing (AM) in transforming the production methods of aerospace and aeronautical real components.
Mater. Horiz., 2026,13, 532-588
https://doi.org/10.1039/D5MH01403D
Machine learning (ML)-assisted development of 2D green catalysts to support sustainability
Combining green-synthesized 2D nanomaterials with ML for catalytic applications to support sustainability.
Mater. Horiz., 2026,13, 619-640
https://doi.org/10.1039/D5MH01739D
Recent advancements in heterostructure-based electrocatalysts for sustainable hydrogen production through seawater splitting
The growing demand for sustainable energy has positioned hydrogen (H2) gas as a promising clean energy carrier.
Mater. Horiz., 2026,13, 682-726
https://doi.org/10.1039/D5MH01388G
Harnessing precision in hydrogel architectures through reversible-deactivation radical polymerisation techniques
Hydrogels, with unique 3D network structures and excellent compatibility with diverse biological environments, have attracted widespread interest for applications in biomedicine, drug delivery, soft robotics, tissue engineering, and bioelectronics.
Mater. Horiz., 2026,13, 641-681
https://doi.org/10.1039/D5MH00947B
Directional manipulation of bubble behavior on wettability gradient surfaces: mechanisms, strategies, and applications
This review systematically explores the directional manipulation of bubble behavior on wettability gradient surfaces: the mechanisms, strategies, and applications.
Mater. Horiz., 2026,13, 589-618
https://doi.org/10.1039/D5MH01342A
Machine learning pipelines for the design of solid-state electrolytes
ML-driven closed-loop pipeline SSE discovery. The cycle integrates AI-based prediction with experiment and application to identify promising candidates, with experimental data continuously refining the models for accelerated materials discovery.
Mater. Horiz., 2026,13, 15-44
https://doi.org/10.1039/D5MH01525A
Recent advances in the thermal management performance of polymer-based composite materials
Summary of polymer-based thermal management materials.
Mater. Horiz., 2026,13, 122-149
https://doi.org/10.1039/D5MH01396H
Flexible thermoelectric materials and devices for sensing applications
Schematic of the thermoelectric conversion process and an outline of the various sensing applications of FTE materials and FTE devices.
Mater. Horiz., 2026,13, 194-218
https://doi.org/10.1039/D5MH01214G
Non-radiative recombination energy losses in Y-series asymmetric acceptor-based organic solar cells
The molecular engineering of Y6 has marked a paradigm shift in the development of non-fullerene acceptors for organic solar cells, enabling remarkable enhancements in efficiencies through its distinct architecture and adjusted voltage loss.
Mater. Horiz., 2026,13, 177-193
https://doi.org/10.1039/D5MH01412C
Supramolecular crafting of peptides as novel antimicrobial materials
This review summarizes the recent progress of supramolecular peptide assemblies, focusing on the molecular design, self-assembly behavior and applications of antibacterial peptide nanostructures.
Mater. Horiz., 2026,13, 150-176
https://doi.org/10.1039/D5MH00713E
Additive manufacturing of MXene electrodes: from rheology-tunable nanoinks to size-scalable integrated electronics
Additive manufacturing (AM) has emerged as a transformative strategy for translating nanoscale materials into wafer-scale functional architectures, empowering the scalable fabrication of advanced electronics and energy systems.
Mater. Horiz., 2026,13, 92-121
https://doi.org/10.1039/D5MH01421B
Confined polymerization: multidimensional regulation, advanced measurements and cutting-edge applications
Confined polymerization, as an innovative polymerization strategy, achieves precise control over the reaction pathway and microscopic structure of the product by confining the polymerization reaction within the physical space of a micro–nano scale.
Mater. Horiz., 2026,13, 45-66
https://doi.org/10.1039/D5MH01075F
About this collection
In addition to first reports of new concepts, Materials Horizons publishes high-quality, topical review articles.We invite you to browse recent Review articles published in the journal in this collection.
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