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Solar-hybrid biocatalyst for methane hydroxylation to methanol
2025 / Nature CommunicationsMethane hydroxylation presents a promising approach to produce high-energy methanol from potent greenhouse gases, thereby contributing to a more sustainable future. Despite its environmental importance, current research on this process remains challenging due to the harsh operating conditions for the activation of inert C-H bond in methane. In nature, methane mon...
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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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Influence of Sn doping on structural, optical, and photoelectrical properties of NiO nanostructures for optoelectronic applications
2025 / Journal of Science: Advanced Materials and DevicesThis work presents the synthesis of Sn doped NiO nanostructures with varying doping concentrations (0 %, 1.25 %, 2.5 %, 5 %, and 10 %) using a hydrothermal method, aiming to explore the impact of Sn incorporation on their structural, optical, and photoelectrical behavior. X-ray diffraction (XRD) patterns confirmed the retention of the face-centered cubic phase acro...
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Valuable Compounds from Pollutants: Converting PET into Enantiopure Alanine
2025 / ACS CatalysisThe enzymatic depolymerization of single-use plastic products, primarily made from poly(ethylene terephthalate) (PET), is now a reality. Herein, we report the development of an innovative tandem system process that uses engineered enzymes and Escherichia coli strains to depolymerize PET and convert the resulting products into enantiomers of alanine, useful amino ac...
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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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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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Adsorptive potential of hydrochar produced from avocado waste biomass for the sequestration of Alizarin red S dye from aquatic environment
2025 / Scientific ReportsThis study successfully synthesized Hydrochar (HC) and Modified Hydrochar (MHC), two affordable and environmentally friendly adsorbents, utilizing an integration of chemical activation and hydrothermal carbonization. Subsequently, the artificially produced adsorbents were employed to eradicate the Alizarin Red S (ARS) dye from the aquatic environment. The physica...
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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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Surface modification of porous ZnO sheets with Ag and Ag2O nanoparticles for enhanced photoelectrochemical and photocatalytic performance
2025 / Journal of Science: Advanced Materials and DevicesThis study demonstrates significant enhancements in the structural, optical, and photoelectrochemical (PEC) properties of porous ZnO sheet templates via surface modification with metallic silver (Ag) and Ag2O nanoparticles. Increased sputtering duration boosts nanoparticle coverage, gradually reducing ZnO's visible porosity. X-ray photoelectron spectroscopy con...
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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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Digitally fabricated 3D slippery architectures for multifunctional liquid manipulation
2025 / Nature CommunicationsThe primary challenge in creating controllable liquid-based materials lies in managing the structural complexities and multiscale interfaces that govern solid, liquid, and gas phase interactions. Current fabrication methods for liquid-infused surfaces lack topological flexibility, limiting them to planar and simple-patterned structures. Conversely, digitally fabr...
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