Economía Circular
Economía Circular
Self‐Seeded Nucleation of PET in a Benign Solvent Yields a High Modulus Aerogel With Ultra‐Low Thermal Conductivity
10/06/2026 -
A new benign solvent (1,3‐diphenylacetone) enables a simple, safe, and sustainable dissolution and gelation method to convert waste PET into low density, monolithic aerogels with high mechanical...
Co1/Ru Single‐Atom Alloy Catalyst for Sustainable Polypropylene Hydrogenolysis to Long‐Chain Liquid Products
10/06/2026 -
A titania‐supported Co1/Ru single‐atom alloy catalyst enables efficient polypropylene hydrogenolysis. Ru─Co─Ru motifs maintain Ru activity while suppressing excessive chain scission to...
Crystallization Pathway Optimization and High‐Index Facet Stabilization for Perovskite Photovoltaics
09/06/2026 -
To master crystallization kinetics and harnessing facet synergy of perovskite, a kinetically segmented crystallization strategy was mediated by a conformationally preorganized macromolecular...
A Unified Polymer Hydrogel Electrolyte Integrating Robust Adhesion, Self‐Healing, and Oxygen Permeability in Flexible Neutral Zn‐Air Batteries
09/06/2026 -
Flexible neutral Zn‐air batteries achieving a remarkable 3000‐cycle lifespan and withstanding 1000 bending cycles are reported. This performance is realized by employing a 3D physically...
Environmental performance of analytical methods: insights from life cycle assessment on four analytical chemistry workflows
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Analytical chemistry plays a central role in research and innovation, yet its environmental impacts remain insufficiently represented in sustainability assessments. Current score-based...
Biocellulose-Based Functional Materials in Cancer Research: Advances in Biosensing, Diagnostics, and Therapy: A Comprehensive Review
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Cellulose, a naturally occurring polysaccharide, has emerged as a promising class of biocompatible, renewable, and sustainable biomacromolecules with extensive applications in cancer research....
Coordinated Regulation of Glutamate-GABA Flux Enables High-Titre GABA Production in Enterococcus faecium
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The efficient microbial conversion of monosodium glutamate (MSG) to γ-aminobutyric acid (GABA) is central to the development of sustainable fermentation platforms for functional foods and...
Biodegradable Polyhydroxyalkanoates as Advanced Antimicrobial Biomaterials: A Review
10/06/2026 -
ABSTRACTPolyhydroxyalkanoates (PHA), a class of biodegradable polyesters synthesized by microorganisms, have emerged as a key platform for advanced antimicrobial biomedicine. Distinguished by their...
Semitransparent PbS/BiFeO3 Composite Photovoltaics With Selective UV–NIR Absorption Enabled by Size‐Modulated Quantum Dots
07/06/2026 -
Size‐modulated PbS quantum dots integrated with ferroelectric Bi0.9Ca0.1Fe0.98Cr0.02O3 (BCFCO) films enable selective UV–NIR absorption for semitransparent photovoltaics. The 14 nm QDs achieve an...
One‐Step Pickering Emulsion Strategy for Flexible Aramid Nanofiber‐Based Composite Phase Change Film With Enhanced Photothermal Conversion and Mechanical Robustness
07/06/2026 -
A flexible aramid nanofiber‐based composite phase change film is fabricated via a one‐step Pickering emulsion strategy. The unique mortar–concrete structure endows excellent mechanical...
A Fully Bio‐Based Elastomer with Ultrahigh Lignin Content and Performance Rivaling Nitrile Rubber
07/06/2026 -
Kraft lignin is directly converted into a high‐performance, fully bio‐based elastomer through a catalyst‐free process. Lignin content reaches as high as 50–75 wt.%, yielding a covalently...
High Optical Transparency in the Alicyclic Poly(Ether‐b‐amide) Copolymer Induced by Multiscale Structure via Weak Microphase Separation
05/06/2026 -
A transparent alicyclic poly(ether‐b‐amide) elastomer is fabricated through simple molecular design. Weak microphase separation yields a nanoscale morphology with a dominant miscible phase and...
Bioinspired 4D‐Printing Microwave Absorbers With Adaptive Programmable Switches via Morphable Percolation Networks and Resonant Models
05/06/2026 -
A programmable 4D‐printed thermal‐electromagnetic metadevice is presented to bridge environmental stimuli with structural and performance reconfigurations. Driven by alignment‐encoded liquid...
Spatial Confinement of Photogenerated Electrons at Catalytic Sites in Covalent Organic Frameworks for Efficient Photocatalytic H2O2 Production
05/06/2026 -
Spatially co‐localizing photogenerated electrons with oxygen‐binding sites in a benzothiophene–bipyridine covalent organic framework decreases diffusion losses and accelerates the...
Non‐Fullerene Acceptor Photo‐Charge Enabled Stretchable Photovoltaic Robustness Under 90% Tensile Strain and 30% Strain Cycles
04/06/2026 -
This study reports two record values in stretchable organic solar cells, which are >80% retention of initial power conversion efficiency at 90% tensile strain and at 30% strain after 1000...
