Articles tagged with Nanomaterials
Scientists at Rice University developed a scalable approach to engineer bacterial cellulose into high-strength, multifunctional materials. The dynamic biosynthesis technique aligns bacterial cellulose fibers in real-time, resulting in robust biopolymer sheets with exceptional mechanical properties.
Researchers developed a lightweight, mechanically robust porous polymer that mimics a natural loofah sponge. It can filter viruses, block objects, and has a range of functional properties due to its flexibility when wet and pH responsiveness.
Dr. Charles Roques-Carmes has been recognized for his groundbreaking research in nanophotonics, advancing areas such as metalenses and photonic machine learning. His work has led to transformative technologies and deepened fundamental understanding in the field of photonics.
Researchers at the University of Illinois developed cryosoret nanoassemblies that enhance fluorescence signals, reducing detection limits for biomarkers. The new platform offers dual-mode interaction between electric and magnetic components of light, promising highly sensitive and tunable biosensing systems.
A team of Korean researchers has successfully recreated a golden fiber akin to that of 2,000 years ago using the pen shell cultivated in Korean coastal waters. The breakthrough reveals the scientific basis behind its unchanging golden color and demonstrates the potential of eco-friendly materials.
A study reveals that ultra-small nanoparticles can induce abnormal protein conformation and have the potential to cause pathological conditions like Alzheimer's disease. The researchers used spectroscopy-based experiments to analyze the interactions between bovine serum albumin and silica nanoparticles.
A public-private partnership integrates large language models and multimodal AI to automate MBE growth, improving reproducibility and efficiency. The AI software will be tested on Gallium Nitride before being applied to complex materials systems.
A study reveals that metal-organic frameworks (MOFs) can be toxic to mice, causing disruptions in blood cell formation and immune balance. The researchers found that the MOFs suppressed production of certain cells but also triggered a rebound effect, leading to increased inflammation.
Scientists at Xi'an Jiaotong-Liverpool University developed a new nanoparticle capable of carrying high doses of chemotherapy drugs while staying stable for extended periods. This innovation could make treatments more effective and reduce side effects.
Scientists observe subtle structural distortions and interactions influencing exciton relaxation dynamics in individual CNTs. The study reveals a new understanding of the local nanoscale environment's role in shaping exciton behavior.
A new study reveals how nanoparticles can interfere with photosynthesis in plants, reducing their ability to convert sunlight into food. The research team found that nanoparticles undergo changes in pH and pick up lipid coatings from plant membranes, boosting their binding to RuBisCO and impairing its function.
Researchers review nanozymes derived from Chinese herbs, including their catalytic properties, biomedical applications, and potential challenges in developing herbzymes for practical use. The review highlights three main types of herbzymes: herb carbon dot enzymes, polyphenol-metal nanozymes, and herb extract nanozymes.
Researchers developed self-propelled ferroptosis nanoinducers to enhance cancer therapy by inducing programmed cell death. The nanotherapeutics exhibited enhanced diffusion and deep tumor penetration while maintaining biocompatibility.
Researchers developed stable MXene-coated contact lenses providing enhanced protection against electromagnetic radiation. The lenses exhibited a rapid temperature rise when exposed to microwave heating, indicating strong EMR absorption and dissipation.
A novel nanozyme has been developed to prevent excess clotting in conditions like pulmonary thromboembolism and COVID-19. The nanozyme works by controlling reactive oxygen species levels, thereby preventing platelet over-activation and excess clot formation.
A new nanoparticle smart spray developed by NUS researchers protects plants from harmful bacteria by delivering antibacterial compounds directly to the plant's stomata. Plants treated with the targeted particles are 20 times more resistant to infection than those given non-targeted treatments.
Researchers have developed metal-based Janus nanostructures that boost CO2 reduction via tandem electrocatalysis. These structures exhibit unique properties and mechanisms, enabling the generation of single-carbon and multi-carbon products.
A research team at POSTECH developed a metasurface technology that can display multiple high-resolution images on a single screen, overcoming conventional holographic limitations. The innovation uses nanostructure pillars to precisely manipulate light, allowing for different images based on wavelength and polarization direction.
Researchers at Rice University have developed a new method to fabricate ultrapure diamond films for quantum and electronic applications. By growing an extra layer of diamond on top of the substrate after ion implantation, they can bypass high-temperature annealing and generate higher-purity films.
Researchers have discovered that hydrogen boride nanosheets can inactivate a wide range of pathogens, including viruses, bacteria, and fungi, without the need for light activation. The nanosheets' ability to denature microbial proteins through strong physicochemical interactions confirms their effectiveness in combating various microbi...
Triboelectric and piezoelectric nanogenerators convert mechanical energy into electrical energy, enhancing robotic autonomy and efficiency. The technology has the potential to reshape future robotic capabilities, particularly in industrial automation, healthcare, and smart home applications.
Researchers at Nagoya University developed an interface that creates programmable electric fields to sort graphene oxide without fixed microfluidic devices. The findings allow precise sorting of GO sheets, which can capture pollutants, solvents, and biomolecules based on their size-dependent properties.
Scientists have found a 2D semiconductor clay material with antiferromagnetic properties, which could be used in sustainable materials and technology. The material is cheap, easily available, and stable, making it an exciting discovery for the development of environmentally friendly quantum technologies.
Researchers have developed a low-cost, nanotechnology-based praziquantel formulation that increases efficacy and reduces dosage for treating worms. The new formulation, requiring only half the usual dose, demonstrates greater efficacy in eliminating schistosomes than the active ingredient alone.
A team of researchers at Rice University developed a new strategy for identifying hazardous pollutants in soil using light-based imaging and machine learning algorithms. The approach can detect toxic compounds like PAHs and PACs even when no experimental data is available, addressing a critical gap in environmental monitoring.
Researchers successfully constructed a large molecular spherical shell structure with the geometric topology of a regular dodecahedron through entanglement of peptides with metal ions. The resulting M60L60 metal-peptide shell exhibits remarkable stability against heat, dilution, and oxidative conditions, making it a promising platform ...
An international team led by the Max Planck Institute for Chemical Physics of Solids created three-dimensional superconducting nanostructures with controlled superconducting states and demonstrated motion of nanoscale defects in a 3D bridge-like superconductor. This breakthrough enables the exploration of novel effects and development ...
Scientists have developed a new microscope that accurately measures directional heat flow in materials. This advancement can lead to better designs for electronic devices and energy systems, with potential applications in faster computers, more efficient solar panels, and batteries.
Researchers have discovered that silver nanoparticles produced by the fungus Trichoderma reesei can inhibit the infection of SARS-CoV-2 in hamster lungs, reducing inflammation and viral load. The study also suggests that these nanoparticles could be used to prevent and treat other viral diseases, such as HIV/AIDS, shingles, and influenza.
Researchers develop nanoparticle-based therapy combining hydroxyl-enriched fullerenol and mTOR inhibitors to disrupt cancer cells' organelle communication system. The approach triggers a synergistic "nanomaterial + metabolic modulation" anticancer strategy, establishing a new hope for treating aggressive cancers.
Hongyou Fan, a Sandia scientist, has been recognized as an Outstanding Researcher by the Federal Laboratory Consortium for Technology Transfer. He is being hailed for his work on Disinfectant 2.0, a product that kills viruses, bacteria, and fungi for long periods.
Researchers developed fluorescent polyionic nanoclays that can be customized for medical imaging, sensor technology, and environmental protection. These tiny clay-based materials exhibit high brightness and versatility, enabling precise tuning of optical properties.
New research validates theoretical models on how nanoscopic ripples affect material properties, leading to a better understanding of their mechanical behavior. The study's findings have significant implications for the development of microelectronics and other technologies that rely on thin films.
Researchers developed a Cu-Ta-Li alloy with exceptional thermal stability and mechanical strength, combining copper's conductivity with nickel-based superalloy-like properties. The alloy's nanostructure prevents grain growth, improving high-temperature performance and durability under extreme conditions.
Researchers have developed scalable nanotechnology-based lightsails that can be fabricated in a single day, reducing the traditional 15-year process. These lightsails use laser-driven radiation pressure to propel spacecraft at high speeds, enabling rapid interplanetary travel and opening new possibilities for experimental physics.
Physicists have measured a nuclear reaction that can occur in neutron star collisions, providing direct experimental data for a process previously only theorized. The study provides new insight into how the universe's heaviest elements are forged, with potential applications in nuclear reactor physics.
The University of Turku researchers have developed a new method to create more accurate sensors for detecting subtle changes in the body, such as hormone fluctuations. By purifying and separating single-wall carbon nanotubes, they achieved precise control over their properties and identified their electrochemical characteristics.
Researchers from TU Delft studied FePS₃ nanomaterial, discovering how vibrations change near its phase transition temperature and affecting magnetic properties. The findings pave the way for ultra-sensitive sensors with exceptional sensitivity to internal and external forces.
The Crew-10 mission will support cutting-edge biomedical investigations and NSF-funded physical science projects through the ISS National Lab. Astronauts will conduct experiments on the International Space Station, with findings benefiting humanity and driving commerce in low Earth orbit.
A team of scientists has found that some artificially designed proteins contain flexible components that can take on multiple structures, leading to surprising properties and potential applications. This discovery could open up new avenues for the development of customized proteins.
Researchers found that functionalizing graphene sheets via plasma treatment can lead to enhanced sensitivity for specific gases, such as ammonia. The study discovered different types of defects created on the graphene sheets depending on the gas used during plasma treatment.
The article reviews additive manufacturing technology for biomedical metals, enabling customized implants with precise internal structures. It highlights the integration of AI and 4D printing, addressing challenges in production costs, regulatory compliance, and post-processing.
Researchers from Osaka University have developed an ultrathin vanadium dioxide film on a flexible substrate, preserving its electrical properties. This breakthrough enables adaptable electronics that can adjust to temperature, pressure, or impact in real-time.
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.
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.
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.
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.