Articles tagged with Nanomaterials
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.
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.
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.
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 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.
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.
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
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.
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.
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 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 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.
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 developed a nanowire device that selectively captures cancer-related extracellular vesicles from the blood serum of ovarian cancer patients. The technology uses high-performance zinc oxide nanowires and achieves efficient capture of cancer biomarkers with minimal physical burden on patients.
The Kavli Prize in Nanoscience 2026 is awarded to Eva Y. Andrei, Pablo Jarillo-Herrero and Allan H. MacDonald for their foundational work in Twistronics. This new paradigm in nanoscience enables the exploration of interaction-driven quantum materials.
Researchers developed a silver nanoparticle-based technology to precisely cut and join DNA at targeted sites, increasing assembly efficiency by 2-5 times. The process uses chemical reactions instead of restriction enzymes, resulting in higher DNA recovery rates and improved joining efficiencies.
Researchers successfully engineered a novel platinum cluster catalyst that maximizes hydrogen production performance while minimizing platinum usage. The catalyst enables precise control over the number of atoms in each cluster, achieving world-leading hydrogen production per unit of platinum.
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.
Researchers at Lehigh University developed a new gold-palladium catalysis mechanism that increases reaction rates and stabilizes catalysts. This breakthrough advances the development of more efficient bio-based chemical manufacturing processes.
Researchers have developed a wearable sensor that reads chemical signatures of human breath to decode silent speech into text. The device uses a microscopic nanoforest to capture rapid water vapor changes, achieving 98.51% accuracy rate.
A new study transforms spent coffee grounds into a high-performance, biodegradable thermal insulation material with potential applications in buildings and packaging. The material achieved comparable thermal conductivity to commercial expanded polystyrene and showed biodegradability under enzyme treatment.
A deep learning model combines knowledge from different catalyst families to identify a top-performing green hydrogen catalyst. The AI correctly predicted the activity ranking of 12 tested catalysts within a previously unexplored material family.
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.
Researchers at Rice University have developed a method to pattern chips with nanoscale structures at room temperature, opening up new possibilities for integrating light-based technologies into future devices. The technique uses anisotropic crystals to create patterns in hard materials like silica.
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.
Lanthanide nanoprobes have improved signal-to-noise ratio, enabling ultrasensitive detection of cancer biomarkers and visual identification of cancer cells. The nanoparticles maintain stable luminescence across a wide pH range and in simulated human body fluids, ensuring reliable performance.
A new heat transport regime, known as hydro-thermoelastic transport, has been discovered in ultrathin semiconductors like molybdenum disulfide and molybdenum diselenide. This regime shows that thermal diffusion is highly impeded, leading to unexpected behavior such as phonon hydrodynamics.
Researchers discovered that sea squirts package adhesive materials into nanocondensates, which deliver them to the destination and unpack for use. This mechanism is distinct from mussels' adhesion strategy, providing clues for developing bio-adhesives to assist in seaweed cultivation.
Researchers have developed nanoparticles that sequentially disable the cancer cell's drug-expulsion mechanism and then release anticancer drugs, combined with photothermal therapy. This approach overcomes multidrug resistance and achieves complete tumor elimination in a mouse model, with no detectable toxicity to normal tissues.
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 new methodology for selective molecular transformations of polycyclic aromatic hydrocarbons (PAHs), targeting the challenging L-region. This enables the creation of larger PAH structures and new nanographenes, increasing versatility in technological applications.
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.
Researchers investigate whether micro- and nanoplastics contribute to liver disease through oxidative stress, fibrogenesis, and inflammation. They emphasize the need for increased research into plastic-induced liver injury and its potential impact on human health.
A team of scientists has developed a new method to assemble luminescent molecules into nanotubes with unusual excitonic properties. The nanotubes can be arranged to form luminescent fibers that reach several centimeters in length, and exhibit multidirectional energy transfer within their interiors.
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 ...
Engineers at Northwestern University developed artificial neurons that generate realistic electrical signals to activate living brain cells. This breakthrough paves the way for brain-machine interfaces and neuroprosthetics, as well as more efficient brain-like computing systems.
David Cullen, a distinguished R&D staff scientist at Oak Ridge National Laboratory, has been elected a Fellow of the Microscopy Society of America. He is recognized for his research excellence and service in advancing microscopy and microanalysis.
A comprehensive review reveals how phospholipid asymmetry governs EV surface charge, providing a unified framework for classification, functional understanding, and standardization in nanomedicine. The study highlights the importance of membrane lipid composition and surface charge in determining EV function.
Researchers at Rice University create a new 3D-printing process using focused microwaves that enables spatially programming functional properties of printed electronic inks. This technology allows for the creation of multifunctional circuitry with diverse material classes, expanding device possibilities.
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.
A novel sensor made of strontium oxide, functionalized carbon black, and reduced graphene oxide detects theobromine in foods, beverages, and pharmaceuticals with high accuracy and speed. The sensor's neutral pH and low sample amounts make it safer and more environmentally friendly than traditional methods.
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.
Researchers developed a biodegradable composite made from spent coffee grounds and natural polymer, offering strong thermal insulation while being environmentally sustainable. The new material has a thermal conductivity comparable to commercial expanded polystyrene and is fully derived from renewable resources.