

The expanding world of topological ferroelectrics
Nature Materials, Published online: 02 September 2025; doi:10.1038/s41563-025-02350-3
In this issue we present three papers on the topological properties or structure of ferroelectrics, which are interlinked.Peptide codes for organ-selective mRNA delivery
Nature Materials, Published online: 01 September 2025; doi:10.1038/s41563-025-02331-6
Tissue-specific mRNA or gene editing machinery delivery is achieved with lipid nanoparticles containing peptides with specific sequences, which tune the protein corona of the particles by mechanical optimization of peptide–protein binding affinities.Tissue-specific mRNA delivery and prime editing with peptide–ionizable lipid nanoparticles
Nature Materials, Published online: 01 September 2025; doi:10.1038/s41563-025-02320-9
Peptide ionizable lipids containing specific amino acids and functional groups render lipid nanoparticles with the tissue-specific delivery of mRNA and prime editing systems, which can be useful for advanced mRNA-based therapeutics.Black phosphorus nanoribbons for high-performance transistors and photodetectors
Nature Materials, Published online: 27 August 2025; doi:10.1038/s41563-025-02313-8
Sonochemical exfoliation of black phosphorus crystals with a slightly enlarged lattice parameter along the armchair direction produces narrow black phosphorus nanoribbons (BPNRs) with well-defined edge chirality at a yield of up to 95%. The high performance of transistors and photodetectors fabricated with these BPNRs demonstrates the potential of BPNRs for electronic and optoelectronic applications.High-quality narrow black phosphorus nanoribbons with nearly atomically smooth edges and well-defined edge orientation
Nature Materials, Published online: 27 August 2025; doi:10.1038/s41563-025-02314-7
Through the sonochemical exfoliation of grown black phosphorus crystals, high-quality, narrow and clean black phosphorus nanoribbons with smooth edges and defined edge chirality are achieved, enabling the realization of high-performance transistors and photodetectors.Let ions move
Nature Materials, Published online: 25 August 2025; doi:10.1038/s41563-025-02324-5
Ion migration under an electric field in a preconditioning process leads to highly efficient and stable bromide perovskite single-crystal X-ray photon-counting detectors.Quantum oscillations in a dipolar excitonic insulator
Nature Materials, Published online: 25 August 2025; doi:10.1038/s41563-025-02334-3
Quantum oscillations are reported in Coulomb-coupled electron–hole double layers that originate from recurring transitions between competing excitonic insulator and layer-decoupled quantum Hall states.Competition between excitonic insulators and quantum Hall states in correlated electron–hole bilayers
Nature Materials, Published online: 25 August 2025; doi:10.1038/s41563-025-02316-5
Excitonic quantum oscillations are observed in correlated electron–hole bilayers and quantum phase transitions are identified between excitonic insulator and bilayer quantum Hall states under strong magnetic fields.Flexible fibre-shaped fuel cells with gel-mediated internal pressure encapsulation
Nature Materials, Published online: 25 August 2025; doi:10.1038/s41563-025-02319-2
Cotton yarns encapsulated by a gel layer show dynamic swelling in methanol, creating interfacial self-reinforcement and pressure modulation mechanisms that enable the fabrication of fibre-shaped methanol fuel cells.Uniform conjugated polymer rectangular platelets exhibiting long-range exciton diffusion
Nature Materials, Published online: 22 August 2025; doi:10.1038/s41563-025-02336-1
Seeded growth methods are used to prepare highly ordered, crystalline semiconducting poly(di-n-hexylfluorene) platelet micelles, which exhibit long-range anisotropic exciton diffusion, particularly along the π–π-stacking direction.Orchestrated growth factor release for muscle restoration
Nature Materials, Published online: 19 August 2025; doi:10.1038/s41563-025-02330-7
Implantable bioconstructs with sequential release of growth factors promote enhanced myofibre formation, angiogenesis and innervation in a mouse model of volumetric muscle loss.Signatures of magnetism in zigzag graphene nanoribbons embedded in a hexagonal boron nitride lattice
Nature Materials, Published online: 19 August 2025; doi:10.1038/s41563-025-02317-4
Nitrogen-vacancy-centre microscopy and anisotropic magnetoresistance measurements reveal the evidence of magnetism in zigzag graphene nanoribbons embedded in hexagonal boron nitride.Role of the extracellular matrix in cardiac ageing
Nature Materials, Published online: 18 August 2025; doi:10.1038/s41563-025-02325-4
A hybrid decellularized extracellular matrix–polyacrylamide scaffold reveals how extracellular matrix properties influence cardiac ageing, offering insights for potential rejuvenation therapies.Superconductivity in Sr-doped La<sub>3</sub>Ni<sub>2</sub>O<sub>7</sub> thin films
Nature Materials, Published online: 18 August 2025; doi:10.1038/s41563-025-02327-2
The authors study the effects of heterovalent doping on superconducting bilayer nickelate thin films.A solid electrolyte with active stability
Nature Materials, Published online: 15 August 2025; doi:10.1038/s41563-025-02323-6
Halide solid electrolytes are shown to be dynamically stable beyond their thermodynamic reduction potential via reversible lithiation–delithiation, reaching 0.2 V versus Li+/Li and enabling high-capacity phosphorus-based anodes.Unconventional scaling of the orbital Hall effect
Nature Materials, Published online: 15 August 2025; doi:10.1038/s41563-025-02326-3
Scattering in the archetypal oxide SrRuO3 is shown to enhance orbital currents. This counter-intuitive effect establishes a transformative paradigm for energy-efficient spintronic devices.Albumin-coated lipid nanoparticles are effective delivery systems for mRNA vaccines
Nature Materials, Published online: 14 August 2025; doi:10.1038/s41563-025-02285-9
An albumin-recruiting lipid nanoparticle formulation promotes lymphatic drainage while avoiding liver accumulation. In preclinical models of cancers and infectious diseases, mRNA vaccines prepared from this lipid nanoparticle platform elicit robust immune responses and achieve remarkable efficacy.Direct integration of optoelectronic arrays with arbitrary non-developable structures
Nature Materials, Published online: 14 August 2025; doi:10.1038/s41563-025-02322-7
A self-assembly perovskite strategy is reported that can integrate optoelectronic arrays with arbitrary non-developable structures, enabling structural manipulations of photodiode arrays with micrometre precision.Scalable photonic quantum technologies
Nature Materials, Published online: 14 August 2025; doi:10.1038/s41563-025-02306-7
Photonic platforms are a prominent host on which practical quantum information technology applications can be leveraged and scaled. The authors discuss the state-of-the-art capabilities and give an outlook on optical technologies towards the realization of quantum computation, communications and metrology.Author Correction: Albumin-recruiting lipid nanoparticle potentiates the safety and efficacy of mRNA vaccines by avoiding liver accumulation
Nature Materials, Published online: 12 August 2025; doi:10.1038/s41563-025-02343-2
Author Correction: Albumin-recruiting lipid nanoparticle potentiates the safety and efficacy of mRNA vaccines by avoiding liver accumulation