Articles tagged with Nanomaterials
Researchers at the University of Waterloo developed a durable, plant-based coating that can eliminate plastic particles and simplify paper recycling. The cellulose-based coating remained intact during testing, even when exposed to boiling water and solvents.
Researchers from Shandong University explore how precisely arranged nanoscale building blocks can produce stronger signals and bring different sensing functions together for disease biomarker detection. Structural design strategies are being used to advance the field, including single-component assembly and multicomponent co-assembly.
A team of researchers from MIT has developed a tunable way to use super-flexible connector molecules to regulate nanoparticle networks, creating new kinds of materials with desired properties. The approach uses electric charges and flexibility to tune the network's structure, offering a more versatile way to create high-performing mate...
A curated database, DigHyd, contains over 30,000 data entries from 4,000 experimental publications to help materials scientists understand the efficacy of storing hydrogen. The database reveals an interconnected hierarchy of material properties influencing hydrogen storage capacity and equilibrium pressure.
Researchers have developed a metamaterial that combines stiffness, electromagnetic absorption, and noise reduction, inspired by the intricate scales of lepidopteran insects. The material, just 24mm thick, can support heavy loads, absorb microwave signals, and silence low-frequency noise, solving a long-standing trade-off in flight mate...
Researchers have developed a triple-layered artificial nerve conduit embedded with living cells that steers nerve regrowth across deep gaps, achieving functional recovery in rats that rivals a natural graft. The bioprinted nerve 'railway tracks' guide regenerating tissue, promoting axon-guidance genes and restoring electrical impulses.
Researchers at Washington University in St. Louis have developed a hybrid chemical sensing system combining an insect's natural sensing abilities with nanomaterials. The system, which adds a ultralight nanomaterial coating to locust antennae, improves odor-detection performance across a wide range of chemicals, including TNT.
A new manufacturing method enables the creation of flexible devices that can crawl, move, and shield electromagnetic interference. The technique uses laser-induced selective metallization and magnetic liquid metal to form precise metallic patterns on complex 3D-printed polymer surfaces.
Researchers from Tohoku University developed a high-frequency method to read quantum states at ultra-fast speeds in 2D-material-based quantum devices. This breakthrough enables near-perfect impedance matching, unlocking sensitive radio-frequency reflectometry and accelerating qubit development.
Researchers introduce an integrated framework linking raw materials, manufacturing processes, and real-world applications to design more reliable and sustainable carbon technologies. The review highlights the importance of understanding biomass composition and processing methods to produce high-performing carbon nanomaterials.
A joint team proposes a top-down strategy for controllable synthesis of chiral nanostructures in optical crystals using femtosecond laser pulses. This method enables the creation of chiral materials with unique optical responses, distinguishing between spin states of light, and has potential applications in encrypted optical communicat...
Researchers at Tohoku University developed a new route to create nanoporous silicon carbide using liquid metal dealloying at 800°C, lower than the usual high-temperature processing required. This process simultaneously formed crystalline β-SiC and a three-dimensional nanoporous architecture made of nanoscale plates.
Researchers developed pyrene-modified polyionic complex vesicles, or Pyr-PICsomes, whose membrane stiffness directly regulates their fluorescence response to pressure. The platform's sensitivity varies depending on membrane stiffness, enabling investigation of hydrostatic pressure-dependent phenomena in diverse environments.
The review highlights the importance of balancing mechanical support, biological activity and controlled degradation in bone regeneration. Silk fibroin-PLA composite scaffolds have shown improved cell responses, osteogenic activity, mechanical performance and tissue repair in experimental models.
Researchers at China Agricultural University developed a new method to assemble cooling films using acoustic vibration, reducing production time to one second. The process creates ultra-dense and pliable sheets that conduct heat efficiently, enabling faster and more reliable production of foldable electronics and wearable health patches.
Carbon dots bring testing to paper strips and swabs by emitting bright blue fluorescence under UV light but becoming dimmer in the presence of vitamin B12. The team created two simple formats, filter-paper strips and cotton-swab sensors, to make detection faster, cheaper, and easier to use outside conventional workflows.
A new study developed a nanoparticle-based compound that absorbs deadly nerve agent toxins, providing potential protective clothing for soldiers and farmers. The compound, mixed with water, deactivates toxic chemicals, limiting their impact and preventing damage.
Researchers at MIT have found a way to stabilize lipid nanoparticles used to deliver RNA vaccines, making them more heat-resistant. This breakthrough could allow for wider distribution and enable novel administration methods like microneedle patches.
Research found that small particles from activated carbon and biochar can transport particle-bound pollutants after filtration, affecting water treatment performance. Dissolved contaminants may be overlooked when particles are removed, leading to incomplete contaminant transport assessment.
Recent advances in high-performance graphene fibers based on graphene oxide liquid crystals have improved strength and thermal conductivity. Researchers at KAIST and worldwide have developed technologies to overcome limitations, leading to applications in consumer products and emerging fields.
Researchers at Drexel University have developed a new process for making MXenes via vapor-phase synthesis, which could enable their use in energy, electronic, and quantum technologies. The new method bypasses traditional chemical etching steps and uses abundant precursors, resulting in lower-cost and higher-quality MXene materials.
Researchers created dye-sensitized nanoparticles that absorb low-energy photons and emit high-energy photons, enabling highly sensitive chemical sensing. The particles can detect target chemicals at very low concentrations, even tiny traces of chemical pollutants in groundwater.
By localizing peptides at the membrane interface or within the liposome interior, researchers can promote branched structures or spherical nanoparticles, respectively. This approach offers a new strategy for controlling nanoscale reaction environments in nanoparticle synthesis.
Scientists create new two-step annulative p-extension method for synthesizing structurally diverse nanographenes, including curved and non-planar structures. The research expands the toolbox for chemists to access rare molecular fragments with unique properties.
The study introduces a new bamboo fiber foam that combines electromagnetic shielding, flame retardancy, thermal insulation, and electrically driven heating in one lightweight material. The foam was created using ambient drying, which reduces energy consumption compared to traditional processing methods.
Researchers at Nagoya University have built a graphene nanoribbon that can switch its twist using a natural solvent, opening opportunities for new optical switches, chemical sensors, and spintronic components. The discovery uses a natural chiral liquid to lock in a single spiral direction, with a high degree of helical bias.
Researchers develop biodegradable nanobone material that activates body's own healing properties to regrow bone, reducing need for invasive procedures. The material generates 80% more new bone than a material control and activates a key bone-repair growth factor with 10 times the level achieved using conventional methods.
Researchers developed a cobalt-based catalyst that efficiently promotes oxygen reduction and evolution reactions in zinc-air batteries. The catalyst's curved carbon support and cobalt nanoparticles work together to improve oxygen electrocatalysis, enabling long-term bifunctional performance.
Researchers at the University of Washington have created two new spinels made of silver, chromium, and selenium ions, which exhibit magnetic properties up to 400 Kelvin. The spinels transform when exposed to air, with the original losing magnetism at a lower temperature compared to the second spinel.
Researchers at PolyU have engineered a novel tunnelling field-effect transistor using 2D nanomaterials, breaking through the 60 mV decade’ boundary to create ultra-low-power, high-performance ICs essential for emerging AI chips. The breakthrough paves the way for energy-efficient computing and next-generation AI chips.
Researchers developed a bioinspired lipid nanoparticle that delivered gene-editing machinery to the liver, reducing low-density lipoprotein (LDL) cholesterol by over 20% and showing fewer signs of inflammation and toxicity. The nanoparticles also demonstrated positive effects on inflammation and healthy blood flow in cell experiments.
Researchers found that melamine-derived carbon nitride outperforms other precursors in breaking down pharmaceutical pollutants in water, with a higher manufacturing yield and photocatalytic performance.
Researchers at Nagoya University developed a new delivery vehicle for circular RNA (cirRNA) using a novel lipid nanoparticle, FL0445-LNP, which improves the stability and efficacy of mRNA-based therapeutics. The technology has potential applications in cancer vaccines, genome editing, and protein supplements.
Researchers create engineered extracellular vesicles from red blood cell lipids, evading immune cells and targeting cancer cells. The technology offers flexibility in cargo loading and packaging, enabling delivery of genetic material, proteins, and whole viruses.
Researchers have developed a new hydrogel made from peptides that can transport ions, generate electrical signals when squeezed, or interact with cells and biological molecules. The gel has tiny water channels and is electrically polarized due to its highly organized structure made from nanofibers.
Researchers discovered that scandium doping and coating improve the durability and performance of sodium-ion batteries by stabilizing the crystal structure and suppressing side reactions. The study found that doping improves bulk stability while coating enhances surface stability, leading to improved capacity retention and long-term cy...
A team of scientists at NIST identified a pervasive error in data analysis that can give misleading insights into how nanomaterials' properties depend on their size. They developed a mathematical correction to reveal the true relationship, which will help nanoscience and nanotechnology fulfill its potential.
A team of physicists from Boston College created a quantum nanocorral that can trap and control charged excitons, enabling precise electrical control of tiny light sources. The discovery opens up new ways to control hybrid charge, photon, and spin quantum states.
MIT researchers develop a new fabrication platform to integrate molecules into electronic devices, enabling next-generation computing technologies and emerging applications. The technique uses nanoscale surface forces to mechanically assemble delicate molecular materials without damaging them.
A novel dynamic imine bond adhesive technology enhances commercial filters with improved particle retention and filtration performance, increasing efficiency and lifespan by up to 10-30% and extending filter lifespan by nearly a factor of two.
A new study by Hanyang University ERICA researchers reveals how air exposure can trigger chemical changes in manganese-coated batteries, accelerating degradation. The team proposes a simple solution to suppress defective surface phases and restore stable manganese-oxygen bonding, leading to improved long-term durability.
Researchers developed three functional components for photonic microchips using inverse design algorithms. The new components are up to 500 times smaller and more efficient than traditional designs.
A UTEP researcher has developed a simple, low-dose leaf spray that can substantially reverse the damage caused by salty soil on tomato plants. The treatment pairs manganese oxide nanoparticles with chitosan and has been shown to increase shoot weight, root growth, and antioxidant enzyme activity in stressed plants.
Researchers from the University of Toyama developed an OLED that incorporates a crystalline rubrene thin film, achieving higher current density and reduced luminance turn-on voltage. The study suggests that organic crystals with high charge-transport properties can be integrated into practical thin-film OLEDs.
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.
A new layered crystal, TlFe1.6Se2, combines high thermoelectric power factor with exceptionally low thermal conductivity, offering a promising strategy for designing next-generation thermoelectric materials. The material's unique electronic properties and Fe-vacancy ordering enhance its performance.
Researchers developed nanoparticles that retain their protective coating in normal tissue but shed it upon reaching tumor tissue, releasing anticancer drugs. This technology reduces systemic side effects and enhances treatment efficacy.
Scientists at Institut Laue-Langevin create novel combination of neutron and light scattering to elucidate molecular structure of therapeutic nanoparticles. The technique enables precise determination of particle dimensions, internal structure homogeneity, and potential drug location.
Researchers developed antifungal nanoparticles from human immune cells that target Candida albicans, reducing fungal growth and improving survival rates in mice. The nanodiscs physically damage fungal cells and boost the body's natural immune defenses.
Researchers developed gallium-doped zinc oxide nanosheets that can detect red, green, and blue light while remaining nearly transparent. These nanosheets enabled the detection of full-color images with half the error of conventional cameras, making them suitable for demanding environments like space hardware and automotive systems.
Physicists at UTEP have discovered a new type of manganese ferrite nanoparticle that can deliver targeted heat treatment to tumors, potentially improving cancer therapies. The nanoparticles were found to produce a stronger heating response than other materials, making them a promising building block for future treatments.
Researchers develop annealable ferromagnetic icosahedral quasicrystals with unprecedented structural quality, revealing intrinsic magnetic properties and magnetic criticality. The discovery enables the first systematic investigations of quasiperiodic magnetism and magnetic criticality in QCs.
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 have developed micro-flowers that focus applied magnetic fields into central regions, increasing local field strength and enabling imaging of previously inaccessible systems. This innovation expands the range of applications for nanoscale magnetic microscopy, including spintronics and nanometric materials.
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.
Researchers developed a waste-to-resource strategy using agricultural biomass to break down polyethylene microplastics. Walnut shell-derived biochar improved the photodegradation of TiO2, reducing microplastic particles by 70 micrometers in 40 hours.
Jorge Íñiguez-González leads a €2.5M ERC Advanced Grant project to explore reconfigurable materials with tunable properties. The research aims to create adaptive technologies for information storage and next-generation computing.
Researchers develop a new strategy to control electronic and magnetic properties of oxide thin films through nanoparticle exsolution, resulting in giant insulator-to-metal transition and room-temperature superparamagnetism
Researchers developed a novel approach to convert technical lignin into functional coatings using low-energy suspension plasma spraying (LE-SPS). The new technique eliminates the need for solvents, crosslinkers, or catalysts, and produces continuous and dense coatings with improved UV attenuation and anti-fogging behavior.
A novel dual-scale encapsulation strategy for thermal energy storage using bio-derived palmitic acid and nanocellulose is reported. The composite achieved excellent shape stability and leakage resistance with a cumulative leakage rate of only 0.03% after heating.