Articles tagged with Nanotechnology
A novel asymmetric alloying method enables the creation of carbon-centered gold(I)-silver(I) chiral bicapped square antiprism polyhedral clusters, exhibiting phosphorescence and distinct chirality-dependent properties. The approach offers a new paradigm for precise alloying and stereocontrol of metal clusters.
Scientists have developed a method to measure the electronic structures of liquid water and organic molecules using soft X-ray absorption spectroscopy. By controlling the thickness of the liquid layer, they obtained XAS spectra of both the bulk liquid and the solid-liquid interface.
Researchers found that linear alkane molecules passed through nanoscale pores faster than shorter ones, with transport rates determined by pore size and gate flexibility. The study revealed a two-step transport mechanism involving an encounter complex at the outer surface of the nanocube.
Researchers have developed a new metal-organic framework (MOF) that captures 170 mg of water per gram at just 0.2% relative humidity, one of the highest water uptake capacities reported in such conditions. The material shows excellent stability and selectivity for water molecules over nitrogen.
Researchers developed a novel fluorescent nanosensor to detect IPA, an emerging biomarker linked to gut health and disease. The sensor offers rapid detection within minutes, distinguishing IPA from closely related metabolites, enabling accurate measurement even in complex biological environments.
Researchers at POSTECH develop technology that lowers contact resistance by 50-fold and boosts on-state current by 17 times in ultra-thin tellurium transistors. This breakthrough enables stable operation of devices even at extreme temperatures, paving the way for next-generation 3D integrated circuits.
A new quantum chemistry method predicts the behavior of molecules under light with lower computational cost, enabling the study of larger systems and complex reaction pathways. This breakthrough advances the discovery of next-generation materials and deepens understanding of molecular behavior under light.
Researchers developed a nanocomposite coating that improves stainless steel's resistance to highly acidic conditions, offering a potential solution for industries with metal equipment exposed to aggressive chemicals. The coating delivered up to 98.2% corrosion inhibition efficiency and remained stable over seven days of immersion.
The new method allows for scalable production of cell-containing capsules, maintaining cell viability and enabling studies on dynamic interactions. Researchers can customize capsule size and properties, making the technique useful for drug screening, regenerative medicine, and basic cell biology research.
The MIT researchers developed a new sensor that can detect biomarkers produced by bladder cancer cells in the bladder, allowing for earlier detection. This approach is nearly 50,000 times more sensitive than traditional urinalysis and can image tumor location in tissue.
Brown University researchers have stabilized a fleeting structural phase of matter that exhibits extraordinary optical properties. Using custom-shaped nanoparticles, they created a nanoparticle superlattice that freezes an elusive intermediate state between two common crystal metallic arrangements.
Lanzhou Jiaotong University researchers developed a droplet-based energy harvesting technology that converts secondary wastewater effluents into electricity. The system achieved high output performance and successfully powered LED lights, demonstrating its practical energy harvesting capability.
Researchers from The University of Osaka created a cobalt-based honeycomb structure that exhibits strong magnetic interactions and ferromagnetic-like behavior. This breakthrough may lead to lower-cost quantum computing materials using relatively cheap and widely available cobalt.
Researchers at UCF–UF develop a gram-scale mechanical resonator suspended entirely by diamagnetic levitation, eliminating mechanical supports and energy losses. The device achieves exceptional stability and low dissipation, outperforming high-end MEMS sensors.
A team of researchers from the University of Michigan and other institutions developed a quantitative measure to quantify complexity in nanomaterials. The metric enables engineers to design materials with unique properties not seen in natural or existing man-made materials.
A new method combines holographic optical tweezers with AC electric fields to pre-align and trap nanowires with improved stability and efficiency. This hybrid approach enables predictable, programmable movement, turning random motion into controlled assembly tasks.
Researchers at Yokohama National University developed a new recyclable resin that can be reused multiple times without losing quality. The resin uses reversible photodimerization to form bonds that can be broken and re-formed, enabling high-precision stereolithography.
Southeast University and Korea University researchers developed advanced copper catalysts to convert CO₂ into valuable fuels. Their strategy integrates tandem effects, synergistic interactions, and geometric control to enhance reaction pathways, reducing energy barriers for C₂+ product formation.
Osaka Metropolitan University researchers developed a light-driven method to rapidly collect microscopic targets, outperforming traditional techniques. The technique concentrates bacteria between 1000-10,000 times faster than existing approaches, paving the way for early disease detection and analysis of nanoparticles.
The special issue highlights how nanotechnology is being used to improve drug targeting, immunotherapy synergy, and tumor microenvironment reprogramming. It showcases cutting-edge research on postbiotics, click chemistry-driven theranostics, and tumor biomineralization as emerging bioactive agents.
Researchers at The University of Osaka create GaN surfaces with atomic-scale precision, demonstrating exceptional reproducibility and record-low stress scatter in mechanical testing. This breakthrough provides a new criterion for nanoscale mechanical testing that goes beyond conventional roughness-based evaluation.
A team of researchers has developed a way to precisely move tens of thousands of individual atoms within a material in minutes at room temperature. This approach uses algorithms to carefully position an electron beam and scan the beam to drive atomic motions, enabling the creation of defects with tunable functions.
Researchers at MIT have developed a technique to create nanoscale features in hydrogel materials, shrinking them down to 100 nanometers or smaller. This allows for the creation of photonic devices that can manipulate visible light, enabling optical computing and potential applications in high-speed imaging and information processing.
Researchers design polymer networks to replicate dynamic behaviors inspired by biological systems. Self-oscillating gels exhibit rhythmic motion similar to a beating heart, while artificial photosynthetic gels convert light into chemical energy.
Researchers develop novel inverse phase enhancement strategy for fabricating graphene paper composites, achieving record-high thermal conductivity of 802 W/m·K. The minimal polymer loading enhances tensile strength by 117% while preserving the highly ordered crystalline structure necessary for efficient heat transfer.
Researchers developed chiral luminescent radicals that emit circularly polarized light with high photoluminescence efficiency and improved stability. These compounds have potential applications in lasers, bioimaging, and quantum technologies.
Researchers at the University of Alicante have developed a precise method for measuring distances at the nanometre scale at room temperature. This breakthrough enables the identification of gold nanocontacts just three atoms thick, significantly advancing current understanding of electronic transport.
Researchers at Sultan Qaboos University developed a portable sensor for quick pathogen detection, overcoming limitations of conventional methods. The device can be used for field inspections, remote settings, and environmental monitoring, enabling personal, real-time testing.
Researchers have developed a coherent Raman spectroscopy method that directly detects ångström-scale molecular films at interfaces without plasmonic enhancement or electronic resonance. This approach suppresses strong substrate background signals, allowing for highly sensitive interfacial Raman spectroscopy.
A team of researchers from MIT has directly characterized the three-dimensional atomic structure of a relaxor ferroelectric for the first time. This breakthrough provides a framework for refining models used to design next-generation computing, energy, and sensing devices.
Researchers developed biocompatible molecular quantum nanosensors that operate inside living cells, enabling absolute temperature measurements with subcellular spatial resolution. The sensors also detect radical-related spin signals in the cytoplasm and nucleus of cancer cells.,
Researchers at the University of East Anglia have discovered that light can be programmed using its natural geometry, allowing for the creation of structured light with unique properties. This breakthrough has far-reaching implications for fields such as medicine, data transmission, and quantum technologies.
Researchers at UCSF discovered that single-celled organism Stentor learns through modifying existing proteins with calcium signaling, which is similar to the mechanism used by animal neurons. This finding suggests that learning may be a fundamental feature of life and could have evolved before the emergence of brains.
A team of researchers designed a bismuth-coordinated melanin material to shield against radiation and alleviate acute radiation syndrome (ARS), with promising results in mouse experiments. The material showed stronger shielding and antioxidant effects, improving survival rates from 20% to 60%.
A review article analyzes InP quantum dot synthesis, core/shell optimization, ligands, and charge management for high-performance QLEDs. The study reveals the intrinsic relationship between microscopic material properties and macroscopic device performance.
Researchers have developed a series of carbonyl-rich carbon sphere catalysts with unique wrinkled surface architecture, significantly enhancing the catalyst's performance in hydrogen peroxide electrosynthesis. The optimized catalyst achieved high H2O2 selectivity and efficiency.
Scientists at the University of Minnesota have discovered a powerful new method for controlling the electronic behavior of metals by adjusting film thickness at the nanometer scale, which can tune surface work function by over 1 eV.
Researchers at Tokyo University of Science demonstrated a method for manipulating metallic chiral nanoparticles using circularly polarized light. By confining light to an evanescent field near the surface of ultra-thin optical fibers, they selectively transported left- and right-handed particles based on their chirality.
Researchers developed nanoribbons with tailored electronic properties, enabling flexible electronics, ultra-small circuits and more efficient solar cells. The discovery paves the way for unprecedented control in next-generation technologies.
Salk scientists and collaborators advance visualization technology using visible-spectrum antigen-stabilizable fluorescent nanobodies (VIS-Fbs), reducing background fluorescence by up to a hundredfold. The new probe enables high spatial and temporal precision, allowing for real-time tracking of dynamic changes in living models.
Researchers at NUS CDE have developed biowaste coatings that improve the conversion of carbon dioxide into useful fuels and chemicals, achieving high selectivity rates and reducing reliance on PFAS. The coatings, made from crustacean shells, insect exoskeletons, and plant matter, offer a cost-effective pathway to climate technology.
A new three-step synthesis strategy enables simultaneous control over composition and surface facets of high-entropy alloy nanoparticles. Researchers have scaled the process to produce millions of particles across unique compositions, opening a path to discovering next-generation HEA catalysts with high-index facets.
SKKU researchers have developed a novel device that captures greenhouse gases and generates electricity. The Gas Capture and Electricity Generator (GCEG) uses an asymmetric structure to produce continuous direct current power without external energy input.
Researchers from Kumamoto University and partners discovered a method to enhance titanium alloys using high-density pulsed electric current, achieving improved strength and toughness. The technique harnesses an electron wind force to reorganize the internal crystal structure, producing nanoscale martensitic phases that disperse stress ...
The device exhibits outstanding performance across a broad optical spectrum, with high responsivity and specific detectivity. Its polarization-sensitive detection capability enables the direct deciphering of light's polarization state without external filters.
Researchers develop fluoride-engineered perovskite nanocrystal glass for high-efficiency, full-color emission and ultra-high-resolution holographic displays. The glass matrix enables stable and efficient photoluminescence of PNCs, driving the creation of high-quality dynamic displays.
Researchers have successfully created a high-efficiency quantum light source that emits bright lights even at room temperature using 2D semiconductors. The achievement is made possible by confining excitons in a tiny region via nanohole-induced confinement and neutralizing excess charges.
Researchers explore new design strategies for metasurfaces and BICs, enabling scalable light control and efficient optoelectronic platforms. These advances have practical implications for applications in lasing, sensing, nonlinear optics, wavefront shaping, and imaging.
A novel oral nanoreactor targets isoamylamine, a gut-derived metabolite associated with age-related cognitive decline, by degrading it through monoamine oxidase. The treatment also reduces oxidative stress and improves spatial learning and recognition memory in aged mice.
A team of researchers has developed a method to sculpt atomically thin van der Waals materials without destroying them, achieving record-breaking performance in photonic chips. The 'suit of armour' approach enables ultra-smooth vdW microdisks that trap light with extremely little loss.
Breast cancer diagnosis and treatment have been enhanced by nanotechnology, improving outcomes for patients. Various formulations such as lipid nanoparticles, nanoemulsions, polymeric nanoparticles, and metal-based nanoparticles offer improved bioavailability and overcome limitations of conventional therapies.
A new graphdiyne nano-iontronic device enables selective pH detection in single cells, showing fast and reversible responses to pH shifts. The device retains accurate proton sensing even in the presence of interferents, demonstrating its potential for real-time intracellular pH detection.
A Waseda University research team developed a nanotube membrane-based injector to directly and reliably manipulate the cytoplasmic composition of living cells. The system successfully transferred cytoplasmic contents, including mitochondria, into target cells with high efficiency and minimal damage.
A new study reveals a innovative fertilizer technology that combines biochar, natural polymers, and green-synthesized iron nanoparticles to release nutrients only when plants need them. The results show significant improvements in soil health and reduced environmental impacts.
Researchers developed a double-slit plasmonic platform-based fiber probe that combines easier light excitation, stronger tip enhancement, broadband stability, and controllable fabrication. The probe achieved 28.6 nm optical imaging resolution under ambient conditions and resolved structures smaller than the diffraction limit.
Researchers developed durable nanofilm electrodes for long-term measurement of bioelectric potentials in plants, paving the way for more resilient agriculture. These electrodes can detect stress in crops early, enabling timely warnings and improving yields.
Hyperbolic localized plasmon resonances were achieved in an anisotropic two-dimensional crystal, enabling tunable optical chirality and potential applications in miniaturized photonic components, spectroscopic sensors, and molecular fingerprinting.
A new study reveals that nano-biochar fertilizers can actively regulate soil processes and help protect rice from harmful metal accumulation. The findings show improved rice growth, enhanced soil biological activity, and reduced cadmium and arsenic uptake in contaminated soils.
Technion researchers confirm 50-year-old prediction by measuring the speed of 'dark points' within light waves. The team's achievement reveals universal laws of nature shared by all types of waves, enabling new microscopy techniques to study hidden processes in physics, chemistry, and biology.
Researchers have demonstrated that silicon nanospheres can enhance second-harmonic generation in monolayer transition-metal dichalcogenides while preserving valley-polarization information. The study provides design guidelines for efficient, polarization-preserving nonlinear light sources at the nanoscale.