Articles tagged with Nanotechnology
Researchers found that molecules in tiny gaps between gold nanoparticles can synchronize their behavior even with light escaping quickly. The study could lead to new ways to build synchronized states of matter like superfluids and potentially advance sensing, photonics, and quantum devices.
A collaborative research group has developed an atom-holography microscope that can directly visualize three-dimensional atomic arrangements in nanoscale regions using electron-beam excitation. This breakthrough enables element-specific analysis of three-dimensional atomic structures without the need for synchrotron radiation.
Researchers developed an inverse-design framework to optimize magnonic crystal design, identifying unconventional lattice structures with large band gaps. The approach enables the exploration of previously unexplored material systems and device dimensions, paving the way for high-speed spin-wave computing and energy-efficient devices
The SNU team developed a new nanostructured catalyst, termed 'nanomace,' by chemically bonding ceria nanocubes and nanorods. The interface where the two crystal structures meet serves as a key active site, enhancing lattice oxygen activation and catalytic reactions.
Fluctuations in nanopore structure are key to efficient molecule separation, according to a new study. The research found that dynamic 'breathing' motions can selectively accelerate the transport of one molecule over another, leading to improved separation performance.
Researchers developed a novel blended-PPY conductive polymer with graphene oxide and indium tin oxide nanoparticles for enhanced antibacterial performance. The resulting nanocomposites showed improved optical behavior and broad-spectrum antibacterial capacity.
A transient electronic state plays a key role in the formation of a photoinduced hidden state in a metal–organic framework, which can be controlled with light for future applications. The study provides new insights into designing materials with novel optical properties.
Research on interfacial thermal transport in 2D heterostructures reviews recent advances and outlines future research directions. The authors argue that interfaces should be regarded as tunable thermal functional units, enabling active thermal management through device design.
Researchers at Osaka Metropolitan University developed a practical imaging technique to visualize surface plasmon polaritons, electromagnetic waves traveling along metal surfaces. The method uses quantum dots to create sensitizers that can capture images of the waves under normal laboratory conditions.
Researchers developed a hollow CdS@polydopamine nanoreactor that integrates biomimetic features, enabling efficient H2O2 synthesis under visible-light illumination. The nanoreactor overcomes kinetic mismatch between oxygen reduction and water oxidation half-reactions.
Researchers improved an existing imaging technique with a machine learning framework, enabling near-real-time sensing through complex media like fog, blood, and dusty environments. The technology has potential applications in biomedical imaging, self-driving vehicles, quality control, and waste removal.
Researchers at Science Tokyo develop a Ramsey-based magnetometer that overcomes thermal limitations, enabling close-proximity detection of weak biomagnetic signals. The sensor achieves high sensitivity and safe operation near biological tissue.
Scientists discovered two rotational growth modes: free rotation and restricted rotation, which impact CNT structure and quality. Free rotation allows for high-crystallinity growth, while restricted rotation leads to structural distortions and defects.
Researchers found that traditional inerting methods are ineffective in preventing explosions from nano-aluminum powder in additive manufacturing. The study suggests that only certain types of inert powders can suppress combustion without promoting it. This research provides critical evidence and theoretical basis for developing targete...
A technology has been developed that allows artificial intelligence to inversely determine process conditions for quantum-dot light-emitting diode devices. The technology roughly doubled efficiency and extended operational lifetime more than 40-fold when applied to actual devices.
Researchers from Tohoku University have created a stable version of boron graphene on the surface of a three-dimensional crystal, revealing a new quantum state. The discovery could lead to more energy-efficient electronic devices and unlock entirely new quantum phenomena.
Researchers discovered that niobium diselenide and TaS₂ exhibit two strongly interacting superconducting states, resolving a long-standing mystery about their behavior. This finding provides new insight into superconductivity and could aid in designing better superconducting materials for future technologies.
Hydrogen displays varying behavior when in vanadium, but researchers have now discovered the role of crystal symmetry in controlling its quantum behavior. Highly symmetric structures allow hydrogen to tunnel between sites, while distorted structures suppress this effect.
Researchers have developed ultrathin, invisible on-skin electrodes that can measure biological signals without altering appearance or social interactions. These new sensors achieve this by closely matching the appearance and texture of natural skin, reducing reflections and eliminating visibility.
A mathematical framework based on knot theory characterizes knittability and classifies periodic textile structures based on how defects spread through them. The framework determines whether a textile structure is knittable and classifies different types of periodic textiles by analyzing propagation patterns.
Researchers developed a nanoparticle system that uses cancer cells' own copper resources to activate cuproptosis, eliminating tumor cells while protecting healthy tissue. The targeted nanoparticles showed enhanced cellular uptake and were more lethal to breast cancer cells than non-targeted versions.
Flexible electromagnetic induction-type tactile sensors offer a promising route for low-power, robust and self-powered interfaces. The researchers provided a systematic roadmap for development, including application-oriented design and multimodal integration with other sensing mechanisms.
Researchers at MIT have developed a microscopic pixel-based tunable lens that controls incoming infrared light for more precise thermal imaging, chemical sensing, or pollution monitoring. The system enables compact, dynamic infrared cameras with potential applications in environmental protection, space research, and military technology.
The team created a method to form dome-shaped bumps on nanofilms in water using a computer-guided electron beam, which can be flattened, reshaped, or repositioned as needed. The technology has potential applications in cell movement and nanorobot power systems.
Researchers at MIT have discovered a method to extend the lifespan of quantum dot LEDs by encapsulating them in an acrylate-based resin. This breakthrough has the potential to revolutionize the development of energy-efficient digital displays, including flat-screen TVs, augmented and virtual reality headsets, smartphone screens, and me...
A team of researchers has successfully created an artificial protein motor that can perform tasks such as cell division and muscle movement with high efficiency and precision. The breakthrough, published in Nature Nanotechnology, demonstrates the feasibility of designing dynamic proteins capable of performing movements.
Researchers developed a technology to stack ultrathin semiconductor chips with improved integration density, overcoming challenges of chip thickness and warpage. The process enables the reliable stacking of over ten chips, potentially leading to significant improvements in AI semiconductor performance.
Researchers created a device that senses and interprets light in the same place, like biological neurons do. This breakthrough could increase the efficiency of vision-based technologies like artificial retinas and smart optical sensors.
Researchers at Kyushu University developed a new food preservation solution using pumpkin peel, creating a nanomaterial that slows deterioration of fruit and reduce transport damage. The material showed good biocompatibility and was effective in suppressing microbial growth and preserving freshness.
Researchers uncover a previously unknown phase transformation mechanism in monolayer molybdenum telluride (MoTe2) that is fundamentally distinct from the conventional martensitic model. The study reveals a one-dimensional 'domino-like' chain reaction that triggers structural rearrangement and enables programmable electronic devices.
Atomically thin semiconductors have been scaled down to dimensions relevant for future microchips without losing performance, according to a new study. The breakthrough enables more powerful and energy-efficient computing technologies.
A novel approach using silica microspheres encapsulates colorants in plastics, allowing for easy recycling and selective separation of colors. This technology enables the reuse of high-value resources from previously downcycled plastics, significantly reducing energy consumption and environmental impact.
The study isolated the effect of dielectric screening on excitonic properties in 2D perovskites. The research team found that changes in organic spacer length lead to a substantial rise in exciton binding energy.
Researchers at Penn State and NIST developed a new way to build tinier, smarter glass sensors filled with highly precise and stable atoms. These sensors can measure high-frequency electromagnetic signals, including millimeter-wave radiation, and offer improved navigation accuracy and reliability.
Researchers have resolved the atomic-scale interplay between hole transfer dynamics and water oxidation intermediates on faceted BiVO₄ particles. A critical hole density threshold dictates pathway bifurcation, with the (010) facet becoming catalytically superior above this threshold.
Researchers developed a pH-triggered nanocomposite that synchronizes the release of therapeutic agents, combating bacterial biofilms and oxidative stress. The platform accelerates healing and promotes tissue repair in infected wounds.
Researchers developed a perovskite/In0.47Ga0.53As thin-film heterojunction to create high-sensitive DUV-SWIR photodetectors with optimal stability and performance. The device achieved 98.9% retention of initial performance after 30,000 cycles.
The project aims to systematically map how individual pairs of cells influence each other, with the goal of understanding cell-cell communication in health and disease. By characterizing the cellular dyad, scientists can determine which cell influenced which partner, when the interaction began and what changed as a result.
Janus 2D materials' synthesis has been solved by uncovering the underlying physics, paving the way for more precise manufacturing of electronics and clean energy technologies. The 'Electron Accumulation Model' controls the reaction at room temperature, accelerating it with ultraviolet light.
Researchers discovered that lithium doping of a 12-benzene-ring molecule creates a material with strong optical responses due to synergistic effects between aromaticity and charge transfer. This finding establishes fundamental design principles for high-performance carbon-based photonic devices.
Researchers have developed a polymer-based microring resonator array with over 40 elements, demonstrating broadband acoustic detection and fine spatial resolution. The system achieved strong correspondence with biological structures, including blood vessel regions, in imaging mouse prostate tissue.
Researchers have identified a mechanism to improve energy efficiency by converting wasted heat into electricity using hollow silicon nanotubes. This technology has the potential to replace rare metals with abundant silicon, leading to more efficient thermoelectric devices.
Optical approaches offer unique advantages for chiral analysis, including non-contact operation and ease of integration. Recent advances in optical sorting and detection of chiral particles have improved sensitivity, selectivity, and practicality through engineered light fields and AI-assisted strategies.
Researchers developed nanotube membranes that enable ultrafast ion transport, opening new pathways for high-efficiency clean energy generation and lithium recovery. The discovery shows boron nitride nanotubes selectively move lithium ions faster than expected, with potential applications in blue energy generation and battery recycling.
Scientists create microscopic 3D light-emitting ceramic structures using chemical synthesis and advanced laser-based 3D printing, enabling the fabrication of single-phase crystalline YAG:Ce³⁺ with high precision. This technology has the potential to transform the design and manufacturing of optical devices, leading to more energy-effic...
Researchers developed a black phosphorus-based all-fiber photonic artificial intelligence diagnostic platform, achieving 246-fold energy efficiency gains. The system achieved 95.0% accuracy in retinal detachment detection and 97.6% specificity in hepatocellular carcinoma diagnosis.
Researchers designed artificial proteins that simultaneously form pentagonal and hexagonal arrangements to create virus-like structures. These structures can stably carry drugs, genetic materials, and enzymes within their interior space.
The UK's role in shaping global standards for technologies like AI, semiconductors, and internet infrastructure is crucial for industrial leadership. The report identifies five priorities to strengthen the UK's position, including investing in emerging standards domains and building a stronger longitudinal evidence base.
Researchers developed a cobalt manganese spinel catalyst regulated by biochar to activate peroxymonosulfate, achieving higher degradation rates and improved selectivity than traditional systems. The new CoMn0.75/BC system showed strong practical potential, maintaining high imidacloprid removal efficiency across various pH ranges.
Researchers at KAIST have developed a new nano-printing technology that allows for the transfer of ultra-fine metal circuits onto plant leaves, fruits, curved automotive surfaces, and robot exteriors without causing damage. This technology has vast potential for applications in smart agriculture, wearable healthcare, and bioelectronics.
Researchers developed a novel gene therapy platform that successfully restored muscle function in preclinical models of Duchenne muscular dystrophy by delivering full-length mRNA of the DMD gene via engineered extracellular vesicles. The treatment showed improved muscle strength, endurance, and function without serious side effects.
Researchers have discovered a new iron–scandium catalyst that stabilizes iron catalysts and enables the growth of centimeter-long carbon nanotubes under high-temperature conditions. The study reveals scandium as a key cocatalyst, improving catalyst lifetime and promoting CNT growth.
Researchers at Brown University have shown the first experimental evidence for a 80-atom boron buckyball molecule. The new structure is stable and symmetrical, with peaks in its electron binding energy distribution indicating highly tightly bound electrons.
Researchers developed DNA tetrahedrons with Vitamin E-derived molecules for targeted cancer treatment, enhancing cellular uptake and improving anticancer efficacy. The modification triggered oxidative stress in cancer cells, leading to programmed cell death.
By integrating GaN transistors into a diamond substrate, researchers have improved the speed and energy-efficiency of next-generation wireless devices. The diamond layer spreads and manages heat, allowing the transistors to operate at peak performance without degrading reliability.
Large-scale simulations show that chemical impurities trigger graphitic interface formation in amorphous carbon, promoting low-friction surfaces. Hydrogen and oxygen-based impurities help stabilize tiny voids within the carbon network.
Researchers developed anisotropy-tunable mesoporous polydopamine nanomotors with POM-mediated assembly, which combine intrinsic antibacterial activity, self-propulsion, and high drug-loading capacity. These nanomotors demonstrate enhanced antibacterial efficiency and biofilm eradication against drug-resistant bacterial biofilms.
Researchers summarize recent developments in terahertz biophotonics, highlighting its potential for overcoming technical limitations in fields like skin cancer diagnosis, wound assessment, and drug discovery. The study provides a roadmap for future research to improve the field's practical applications.
Researchers developed an interferometric second-harmonic generation imaging approach to identify antiparallel domains and detect hidden structural defects in hBN thin films. The study finds that SHG intensity is closely associated with differences in crystal orientation and destructive interference between domains.
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.