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Found 2,254 Results / Page 1 of 151
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Tailoring aggregation-induced emission in luminescent solar concentrators through controlled polymerization
2025 / Communications ChemistryLuminescent solar concentrators (LSCs) hold great potential as versatile energy conversion systems for diverse applications. Here, we explore the covalent incorporation of aggregation-induced emission (AIE) luminogens into polymeric backbones for LSCs. Copolymers based on methyl-methacrylate and an AIE-active monomer (tetraphenyl ethylene methacrylate - TPEMA) are ...
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ZnFe2O4 nanoparticle-modified biopolymer composites for next-generation energy and electronic applications
2025 / Journal of Science: Advanced Materials and DevicesZinc ferrite (ZnFe2O4) nanoparticles were synthesized by the co-precipitation method, producing a spinel phase with an average crystallite size of ∼34 nm. These nanoparticles were then incorporated into a polyvinylpyrrolidone (PVP) and sodium alginate (NaAlg) blend matrix using the solution casting technique to fabricate nanocomposites. Structural characterizat...
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Chiral recognition via symmetry-dependent luminescence in zero-dimensional hybrid copper halides
2025 / Nature CommunicationsChiral recognition through fluorescence changes enables the rapid and sensitive determination of enantiomers. However, the rational design and synthesis of fluorescent probes for efficient chiral recognition remain a challenge. Here we present a novel platform for chiral recognition based on zero-dimensional hybrid copper halides with unique symmetry-dependent pr...
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Polyferrocene-Based Cubosomes: Conversion to Magnetic Mesoporous Microparticles, Supramolecular Modification, and Oxidation Response
2025 / Advanced Functional MaterialsPolymer cubosomes(PCs)areanemergingclassofmesoporousmicroparticles that are produced through solution self-assembly of highly asymmetric block copolymers (BCPs). They proved useful for encapsulation or templating replicas for catalysis and energy storage. Although PCs made from BCPs with intrinsic functions such as response to stimuli, degradation, or coordination ...
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Dual-Mode Thermal Indicator for Cold-Chain Logistics Using Multipiezo Li0.12Na0.88NbO3:Pr3+
2025 / Advanced Optical MaterialsEffective cold-chain monitoring is crucial for safeguarding vaccine quality and efficacy, particularly under harsh sub-zero conditions. However, conventional temperature monitoring frequently encounters challenges, including limited operational performance at low temperatures, narrow tracking windows, susceptibility to photobleaching, and poor reproducibility, seve...
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2Dmaterials, infrared optical synapse, interlayer coupling, orientation de tection, van der Waals heterostructure
2025 / Advanced Photonics ResearchThe all-inorganic lead halide perovskites, including cesium lead iodide (CsPbI3), have attracted significant attention due to their possible applications in photo voltaics, light-emitting devices, and other optoelectronic technologies, driven by their intrinsic optoelectronic properties. This study introduces a simple, green, and scalable solution synthesis method ...
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A Van Der Waals Broadband Infrared Optical Synapse Enabling Orientation Detection
2025 / Advanced ScienceA vision system with efficient infrared-sensitive optical synapses is crucial for enabling infrared radiation detection and target recognition for some predators hunting in the dark. Current 2D synaptic devices typically adopt the strategy of charge trap and release to achieve intelligent sensing and visual recognition. However, the response wavelength is limited i...
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Universal and Nondestructive Direct Photolithography of Colloidal Quantum Dots Using Photocrosslinkable Polymer Blends
2025 / Advanced Functional MaterialsThere has been considerable progress in colloidal quantum dot light-emitting diodes (QD-LEDs) for display applications. However, their commercialization remains challenging, because of the difficulty in achieving high-resolution, full-color patterning of quantum dots (QDs) without degrading their optical properties. Direct photolithography has attracted attention, ...
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Spectral decoupling regulation through targeted ion migration in electro-optical resonators
2025 / Nature CommunicationsSpectral decoupling concerns about selective modulation of specific regions over the wide electromagnetic spectrum, which is highly desirable for smart handling of light/heat, such as photo-thermal regulation, multiband camouflage, etc. However, effective spectral decoupling is still lacking, especially for independent control over non-adjacent bands with orders ...
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Sustainable carbon quantum dots from Mahua (Madhuca longifolia) for biomedical and environmental applications
2025 / Scientific ReportsWith the goal of creating environmentally friendly therapeutic Carbon Quantum Dots (CQD), we explored the potential of a wildflower, Mahua (Madhuca longifolia), as a carbon source. The Mahua tree holds significant socio-economic importance in eastern and central India. Applying a conventional hydrothermal technique, we synthesized CQDs of a tiny size of ~ ...
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Zinc tin oxide/polyvinyl alcohol nanocomposites enable sensitive pH-dependent arsenic detection by quartz crystal microbalance
2025 / Scientific ReportsThis study presents the synthesis, comprehensive characterization, and application of zinc tin oxide/polyvinyl alcohol (ZTO/PVA) nanocomposites as sensitive platforms for arsenic detection using quartz crystal microbalance (QCM) sensors. ZTO nanoparticles were synthesized via an optimized hydrothermal method and incorporated into PVA matrices at 5, 8, and 10 wt%....
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Wet wipes from Citrus limon sanitizer and banana fiber nonwovens
2025 / Scientific ReportsWhereas sanitizing wipes are among the strategies for combatting COVID-19, there are growing concerns concerning their disposal, due to majority of them being made of non-biodegradable fibres. Additionally, majority of the sanitizing solutions used are associated with irritations and some are carcinogenic. In this study, banana wipes, impregnated with an organic ...
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Spontaneous dissociation of excitons in polymeric photocatalysts for overall water splitting
2025 / Nature CommunicationsPoly (Triazine Imide) (PTI), like other polymeric semiconductors, suffers from the high exciton binding energy, which intrinsically impedes the separation of photo-induced charge carriers. Herein, we present a crystal structure engineering strategy that exploits the lattice mismatch between the CaCl2 (12) growth template and basal planes of PTI to synthesize unusua...
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Late-stage direct double borylation of B/N-based multi-resonance framework enables high-performance ultra-narrowband deep-blue organic light-emitting diodes
2025 / Nature CommunicationsMulti-resonance thermally activated delayed fluorescence (MR-TADF) materials are promising for organic light-emitting diodes (OLEDs) owing to their narrowband emission and efficient triplet utilization. However, realizing stable deep-blue emission with high practical efficiency remains challenging, largely due to limited strategies for hypsochromic shifts without...
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Fabrication and characterization of MA₃Bi₂I₉ Bismuth-based perovskite material for potential solar cell applications
2025 / Scientific ReportsA Bismuth halide-based perovskite is an emerging, potent material due to its lower toxicity, high chemical stability at ambient temperatures, as well as its outstanding photo-absorbing capability in photovoltaic applications, with properties similar to those of lead-halide-based photovoltaics. The organic hole-transport materials, such as Spiro-OMeTAD and PEDOT: ...
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