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Design of circularly polarized phosphorescence materials guided by transfer learning
2025 / Nature CommunicationsIt is highly desirable that artificial circularly polarized phosphorescent materials with high luminescence asymmetry factor (glum), narrowband emission and tunable chiral phosphorescent performance can be constructed. Especially, precise control and simultaneous independent switching of circularly polarized fluorescent and phosphorescent performance for the same...
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Engineering flexible superblack materials
2025 / Nature CommunicationsFlexible superblack materials are crucial for minimizing stray light, complicating object identification, and serving as low reflectance standards. However, the applications of existing superblack materials are limited due to challenges related to cost-effective scalable manufacturing, surface durability, and material conformability. Furthermore, existing fabrica...
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The Role of Dynamic Solvent Swelling in Electrochemical Doping of Semiconducting Polymers
2025 / Advanced Materials InterfacesSemiconducting polymers are of interest due to their solution processibility and broad electronic applications. Electrochemistry allows these wide bandgap semiconductors to be converted to conducting polymers by doping such polymers at various potentials. When polymers are p-doped to improve their conductivity via electrochemical oxidation, various positively-charg...
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Carbon fibre production using an ecofriendly water-soluble precursor
2025 / Nature CommunicationsCarbon fibre (CF) is a lightweight next-generation material with numerous applications. CF production is predominantly based on the polyacrylonitrile (PAN) precursor because of the high tensile strength of PAN-based CFs (PAN-CFs). However, expensive and toxic organic solvents are required for PAN-CF production. Moreover, the corresponding thermal stabilisation pr...
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Transparent, metal-free PEDOT:PSS neural interfaces for simultaneous recording of low-noise electrophysiology and artifact-free two-photon imaging
2025 / Nature CommunicationsSimultaneous two-photon imaging and electrophysiological recordings offer considerable potential for advancing neurological research and therapies. However, traditional metal-based neural interfaces suffer from photoelectric artifacts, while existing transparent implants rely on opaque interconnect lines to address conductivity limitations. Herein, we developed a...
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Circularly Polarized Light-Resolved Artificial Synaptic Transistors Based on Cellulose Nanocrystal Dielectric
2025 / Advanced Functional MaterialsCircularly polarized light (CPL)-responsive artificial synaptic devices are of significant interest for advanced neuromorphic visual systems, as they enhance perceptual capabilities and enable the development of novel applications. Nevertheless, progress in this field is hindered by the lack of suitable CPL-active organic semiconductor materials. In this study, e...
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Proton Conduction of a Hydrothermally Synthesized Hexaazatriphenylene-Based Covalent Organic Framework
2025 / Advanced Engineering MaterialsRecently, hexaazatriphenylene (HA)-based covalent organic frameworks have garnered attention as polymer electrolyte membranes (PEMs) in polymer electrolyte fuel cells due to their robust framework and strong ion-trapping capabilities. In this study, quinone-functionalized HA-based covalent organic frameworks (HAQ-COFs) are synthesized by hydrothermal synthesis. Thi...
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Recycling e-waste into gold-loaded covalent organic framework catalysts for terminal alkyne carboxylation
2025 / Nature CommunicationsThe rising demand for gold requires innovative methods for its recovery from e-waste. Here we present the synthesis of two tetrazine-based vinyl-linked covalent organic frameworks: TTF-COF and TPE-COF that adsorb gold ions and nanoparticles and catalyze the carboxylation of terminal alkynes. These covalent organic frameworks have low band gaps and high photocurre...
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Machine-Learning-Assisted Process Optimization for High-Performance Organic Thermoelectrics
2024 / Advanced Energy MaterialsOptimizing the processing conditions of conjugated polymers is a key step in improving the performance of various organic electronic devices, including organic thermoelectric (TE) devices that are capable of harvesting energy from waste heat. However, the inherent structural and energetic disorders in these materials and their unpredictable property changes after...
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Enhanced Photorefractive Performance by Controlling Ion-Assisted Charge Injection and Accumulation with Random Biphenyl Co-Polymerized Poly(Carbazolyl-Amine)
2024 / Advanced Functional MaterialsIn this study, the synthesis of poly(carbazolyl-amine)s with a random co-polymerized biphenyl group through the Buchwald–Hartwig amination to enhance ion-assisted space-charge-limited current (SCLC) and achieve efficient performance in photorefractive (PR) polymers, is reported. By modulating the polymer crystallinity, the efficient accumulation of ions nea...
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Proton transfer anionic polymerization with C–H bond as the dormant species
2024 / Nature ChemistryLiving anionic polymerization—the most common living polymerization and the one with the longest history—generally requires stringent, water-free conditions and one metal initiator per polymer chain. Here we present the proton transfer anionic polymerization of methacrylates using acidic C–H bonds as the dormant species that are activated by base ...
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Experimental and theoretical investigation of cationic-based fluorescent-tagged polyacrylate copolymers for improving oil recovery
2024 / Scientific ReportsThe growing need for energy and the depletion of oil wells necessitate advanced Enhanced Oil Recovery (EOR) techniques, particularly water and polymer flooding, which play a crucial role in augmenting hydrocarbon recovery rates. However, water flooding in high-permeability layers often leads to water breakthroughs, reduced sweep efficiency, and the formation of p...
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Phase-transformable metal-organic polyhedra for membrane processing and switchable gas separation
2024 / Nature CommunicationsThe capability of materials to interconvert between different phases provides more possibilities for controlling materials’ properties without additional chemical modification. The study of state-changing microporous materials just emerged and mainly involves the liquefication or amorphization of solid adsorbents into liquid or glass phases by adding non-po...
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Pathway-directed recyclable chirality inversion of coordinated supramolecular polymers
2024 / Nature CommunicationsIt remains challenging to elucidate the fundamental mechanisms behind the dynamic chirality inversion of supramolecular assemblies with pathway complexity. Herein, metal coordination driven assembly systems based on pyridyl-conjugated cholesterol (PVPCC) and metal ions (Ag+ or Al3+) are established to demonstrate pathway-directed, recyclable chirality inversion a...
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Spatially selective actuation of liquid-crystalline polymer films through two-photon absorption processes
2024 / Nature CommunicationsSoft materials that respond to external stimuli are promising candidates for next-generation actuators with human-friendly nature1,2. Among various stimuli to induce strain, light offers spatial selectivity, which allows versatile motion of a continuous body. However, spatial selectivity of photoactuation has been limited in two dimension due to the predominant a...
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