Articles tagged with Nanomaterials
Elizabeth Holm and Nicholas Kotov, U-M professors, have been elected to the National Academy of Engineering for their groundbreaking work in materials science and engineering. They developed computational models to optimize material properties and created novel composite materials with unique properties.
The study reveals that relaxor ferroelectrics like lead magnesium niobate-lead titanate (PMN-PT) exhibit improved performance when shrunk down to a precise range of 25-30 nanometers. This 'Goldilocks zone' size effect could enable advanced applications such as nanoelectromechanical systems and energy harvesting.
Nanomaterials are being studied for their potential in combating marine oil spills, with promising results showing improved removal efficiency and reduced toxicity. The researchers emphasize the need for eco-friendly and sustainable approaches to minimize environmental risks.
The team's novel technique enables high-throughput screening of nanoparticle shapes, sizes, and modifications, reducing associated screening costs. The research demonstrates the distinct preferences of tumour cells for certain nanoparticle configurations, enabling personalized cancer treatments that are safer and more effective.
A new AI-driven approach allows for the reconstruction of heart muscle cell signals with high accuracy, providing insights into cellular communication and response to drugs. This noninvasive method could dramatically reduce drug development time and cost, enabling personalized medicine.
Researchers used time-delayed laser pulses to capture electric and magnetic field vectors of surface plasmon polaritons, revealing a meron pair's spin texture. The study demonstrates stable spin structures despite fast field rotations.
A breakthrough in electrochemical CO2 reduction processes has been achieved through ligand engineering of copper nanoclusters. The study reveals that variations in intercluster interactions significantly impact the stability and selectivity of these nanoclusters, leading to more efficient carbon conversion technologies.
Researchers at Chiba University have created an electronically controllable sliding molecular machine using a newly modified ferrocene molecule. The discovery overcomes the challenge of stabilizing the fragile ferrocene molecule on a flat surface, enabling precise control of its motion through electrical signals.
German physicist Christian Schneider has been awarded a European Research Council Consolidator Grant to study the optical properties of two-dimensional materials. His team plans to develop experimental set-ups to investigate the unique properties of these materials, which could lead to new applications in quantum technologies.
Optical cooling has been elusive due to challenges in reaching high emission efficiency, but researchers shed light on the phenomenon using a stable 'dots-in-crystal' material. The study demonstrated true optical cooling with a theoretical cooling limit of approximately 10 K from room temperature.
A team of scientists has developed a novel method to explain the behavior of water-responsive materials, which can change shape in response to humidity fluctuations. This breakthrough could advance efforts toward clean energy production, robotics, and bioelectronics.
A research team led by University of Nebraska–Lincoln materials scientists has discovered a new MXene material with p-type properties and increasing conductivity under illumination. The discovery enables complex structures where complementary MXenes are used together to achieve new electronic functionalities.
Researchers at Tohoku University have developed a novel catalyst to control the atomic arrangement of carbon nanotubes, achieving ultra-high purity and precise chirality. The breakthrough could lead to significant advancements in semiconductor device manufacturing.
Researchers develop physiologically relevant model to investigate breast cancer bone metastasis, holding promise for predicting risk and developing new treatments.
Combining visible light with electrochemistry improves CO2 conversion rates and selectivity, enabling the production of valuable products such as carbon monoxide and hydrogen. The study's findings have significant implications for catalysis research and industrial applications.
Researchers have discovered a giant infrared bulk photovoltaic effect in tellurene, allowing for broad-spectrum neuromodulation. The study found that tellurene nanomaterials can elicit action potentials under broad-spectrum light irradiation, comparable to electrical stimulation.
Fadi Abdeljawad's team finds that triple junctions, where three nanocrystals meet, are key to maintaining stability and strength of materials. This discovery could lead to designing better nanocrystalline alloys for aerospace and energy industries.
Researchers create flexible, lightweight, and durable antennas using kirigami and MXene nanomaterials. The antennas can be adjusted to change transmission frequency by simply pulling or squeezing the shape, making them ideal for soft robotics and aerospace applications.
Researchers developed a microchip that captures exosomes from blood plasma to identify signs of lung cancer, achieving 10x faster detection and 14x greater sensitivity. The chip uses twisted gold nanoparticles to distinguish between healthy patients and those with lung cancer.
Researchers at Chalmers University of Technology have made a significant step in understanding the fundamental constraints on noise, paving the way for future nanoelectronics. The study investigated thermoelectric heat engines at the nanoscale and found a critical trade-off between noise and power.
Researchers at Kumamoto University have created a new form of graphene oxide without internal pores, significantly improving hydrogen ion barrier properties. The non-porous film exhibits up to 100,000 times better performance than conventional films, with potential applications in protective coatings and rust prevention.
Researchers have developed a cost-effective and easily reproducible point-of-care testing device that can accurately measure cortisol levels in the blood. The device uses iridium oxide nanoparticles to improve stability, sensitivity, and selectivity, allowing for commercial use.
Researchers at the University of Surrey have developed a new nano-device that can convert small amounts of mechanical energy into electrical power. The triboelectric nanogenerator can increase power density by 140-fold, making it suitable for powering wearable devices and other IoT applications.
Researchers at Osaka University have created molecular wires with periodic twists that increase electrical conductivity. The discovery could lead to the development of cheaper and biocompatible electronic devices.
A recent study developed a new folded supramolecular polymer that spontaneously undergoes interchain aggregation, exhibiting potential applications in stimuli-responsive materials. The research team used atomic force microscopy to demonstrate the relationship between unfolding and aggregation.
Researchers found that nanomaterials improve plant performance and mitigate salinity stress at lower dosages. However, higher doses can be toxic and worsen salinity stress. The findings suggest considering nanomaterials as a future option for managing salinity stress.
Researchers at Osaka Metropolitan University have developed a new laser-induced forward transfer technique using optical vortex to print magnetic ferrite nanoparticles with high precision. The resulting crystals exhibit helix-like twisted structures that can be controlled by changing the optical vortex's helicity.
Researchers have developed a new method to map heat transfer at the nanoscale level, allowing for pinpointing of overheated components in electronic devices. This technique uses luminescent nanoparticles and achieves high resolution thermometry up to 10 millimeters away.
The layered multiferroic material nickel iodide (NiI2) has been found to have greater magnetoelectric coupling than any known material of its kind, making it a prime candidate for technology advances. This property could enable the creation of magnetic computer memories that are compact, energy-efficient and can be stored and retrieved...
Scientists have developed a new technique that leverages X-ray photon correlation spectroscopy, artificial intelligence, and machine learning to create unique 'fingerprints' of materials. These fingerprints can be analyzed by neural networks to yield new information about material behavior under stress and relaxation.
Researchers at The University of Tokyo developed a genetic algorithm to design phononic crystals with specific vibration characteristics. The new approach uses simulations to iteratively assess proposed solutions, allowing for the creation of devices with precise control of acoustic wave propagation properties.
Researchers have developed a new way to measure incredibly minute forces at the nanoscale in water, pushing the boundaries of what scientists know about the microscopic world. The technique, known as super-resolved photonic force microscopy (SRPFM), can detect forces as small as 108.2 attonewtons.
Researchers highlight strategies for improving agriculture with nanotechnology, including targeted delivery of pesticides and herbicides, and digital twin simulations. These approaches aim to reduce environmental pollution and increase crop resilience.
Researchers at Texas A&M University have discovered a new technique for tissue regeneration using mineral-based nanomaterials inspired by ancient medical practices. The approach aims to induce natural bone formation, reducing the need for invasive procedures and long-term medication, and promoting improved quality of life.
A new, tuneable edge-detecting filter for flat-optic imaging systems can switch between an image of an object's outline and a detailed infrared image, enabling precise crop management and habitat restoration. The filter is compact, lightweight, and can be mass-manufactured.
Researchers at Okayama University have developed a novel method to produce carbon nanotube yarns with excess electrons that can harvest waste heat. The yarns achieved high thermoelectric power factors within temperatures ranging from 30 to 200 °C, making them suitable for practical applications such as fabric-based modules.
A low-cost, tin-based catalyst selectively converts CO2 to ethanol, acetic acid, and formic acid, producing valuable liquid hydrocarbons. The discovery could help reduce greenhouse gas emissions by converting CO2 into desired chemicals near the site of production.
Microstructure simulations reveal strong influence of elastic deformation on charging behavior of layered oxides used as cathode of sodium-ion batteries. The study found that fast charging creates mechanical stress that may damage material permanently, leading to degradation mechanisms and reduced capacity.
A new device uses small amounts of light to process information, offering significant energy improvements over conventional optical switches. This technology could enable quantum communications, providing a promising alternative for data security against rising cyberattacks.
Researchers at PNNL have developed a method to control the handedness of peptoid helices, which can be used to design precise drug delivery agents or artificial enzymes. The team's discovery could provide insights into protein assembly and potentially lead to breakthroughs in treating protein folding-related diseases.
The study found that an 80% concentration of zirconium dioxide (ZrO2) and specific solvents leads to the highest pattern transfer efficiency. The conversion efficiency reaches impressive levels in the ultraviolet spectrum, paving the way for commercial viability of metasurfaces.
A Rutgers study found that nanoparticles from household products can be resuspended in the air, reaching human breathing zones, and increasing exposure for children. The researchers used an enclosed chamber to simulate spraying and resuspension of particles, confirming the potential health risks.
A new nanomaterial has been developed to mimic the behavior of proteins and may lead to effective treatments for Alzheimer's and other neurodegenerative diseases. The nanomaterial alters the interaction between two key proteins in brain cells, potentially providing a powerful therapeutic effect.
Researchers have developed a new nanomaterial that expands by 40% when stretched in one direction, breaking the previous record. The material, made of tungsten semi-carbide, uses plasma physics to create single atom layers and has potential applications in strain gauges, sensors, and wearable technology.
Researchers visualize chiral interface state at atomic scale for the first time, allowing on-demand creation of conducting channels. The technique has promise for building tunable networks of electron channels and advancing quantum computing.
A handheld device developed by Osaka Metropolitan University's team can detect multiple bacterial species within an hour, including disease-causing E. coli and salmonella. The sensor uses organic metallic nanohybrids to distinguish electrochemical signals on the same screen-printed electrode chip.
Researchers developed zinc oxide nanoparticles to selectively inhibit multidrug-resistant bacteria, disrupting cell membranes. The material is considered safe and cheaper than other metal-based nanoparticles, with potential applications in water treatment and food packaging.
Researchers developed a method using lipid nanoparticles to activate T cells and deliver genetic instructions in one step, simplifying the CAR T cell manufacturing process. This new approach reduces production time from 48 hours to 24 hours and increases accessibility to patients worldwide.
Thirty-three young investigators under 45 were selected for their work on bio-inspired nanomaterials with applications in clean energy, human healthcare, monitoring, and disease treatments. The NR45 Awards recognize young researchers for their distinguished accomplishments and potential contributions to nanoscience and nanotechnology.
Wunmi Sadik, NJIT's Distinguished Professor of Chemistry, receives the Wallace H. Coulter Lectureship for her lifetime commitment to education, practice, and research in laboratory science. She is recognized for her scientific breakthroughs in nanomaterials, green chemistry, and sustainability.
Scientists from the University of Rochester have developed a novel approach to clean up pollution from PFAS, known as 'forever chemicals', found in various products. The new electrocatalytic method uses laser-made nanomaterials made from nonprecious metals, nearly 100 times cheaper than existing methods.
Researchers from Nano Life Science Institute discovered how genetically designed peptides form single-molecule thick crystals on graphite surfaces. The behavior is directly related to their molecular architecture, with negatively charged and positively charged peptides forming unique oblique lattices.
Researchers have made a breakthrough in developing genetic treatments for hereditary conditions like cystic fibrosis and inherited vision loss. They created a new type of lipid nanoparticle, called Thio-lipids, that can deliver therapeutic payloads to the lungs and retina.
A research group at Chuo University developed a novel non-destructive inspection technique combining multi-functional photo monitoring devices with image data-driven three-dimensional restoration methods. The technique precisely evaluates target objects by compositional identifications and structural reconstructions, providing a breakt...
Triboelectric nanogenerators (TENGs) are used in various applications, including self-powered sensors, blue energy instruments, high voltage sources, micro/nano-energy devices, and liquid-solid interface probes. TENGs offer unique advantages such as generating self-powered signals without additional energy supply systems.
Researchers conducted the first controlled exposure clinical trial in humans using graphene oxide without adverse effects on lung or cardiovascular function. Further studies are needed to assess higher doses and longer exposures to determine safety.
Researchers from Argonne National Laboratory and the University of Illinois Urbana-Champaign used generative AI to quickly assemble over 120,000 new MOF candidates for carbon capture. The approach combines AI with high-throughput screening, molecular dynamics simulations and theory-based design to identify optimal materials.
A new technology has been developed to transmit quantum information over tens to hundred micrometers, improving the functionality of upcoming quantum electronics. The researchers use a terahertz split-ring resonator and confine only a few electrons to an ultra-small area.
A research team led by Professor Yang Yong found that severely oxidized metallic glass nanotubes can attain an ultrahigh recoverable elastic strain of up to 14% at room temperature. The discovery implies that oxidation in low-dimension metallic glass can result in unique properties for applications in sensors, medical devices, and othe...
Researchers at Rice University have mapped the diffusion of graphene and hexagonal boron nitride in an aqueous solution, a crucial step towards larger-scale production of these 2D materials. The study found that the size of the material affects its movement speed, with hexagonal boron nitride moving faster than graphene.