Articles tagged with Nanomaterials
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Researchers at Pohang University of Science & Technology have successfully synthesized Prussian Blue with an octahedral morphology by using a specialized solvent. The new crystal shape enhances electrochemical reactivity and stable performance in sodium-ion hybrid capacitors.
Researchers developed a high-energy ultrasonic regeneration strategy to restore nano-phase change emulsion performance under low-temperature conditions. This innovation enhances the stability of phase change emulsions, unlocking their full potential for thermal energy storage and cold-chain logistics applications.
Researchers successfully etched hafnium oxide films at atomic-level precision and smoothness without halogen gases. The new method uses nitrogen and oxygen plasmas to form volatile byproducts, resulting in reduced surface roughness and improved device performance.
Researchers have made key advances in synthesizing high-entropy MXenes, a family of 2D nanomaterials with tailored properties. By understanding the role of entropy and enthalpy, they created nearly 40 new layered materials with varying numbers of metal combinations.
Researchers at the University of Pennsylvania have discovered a way to synthesize new multi-metal 2D materials by adding up to nine metals into the mix. This finding opens up possibilities for designing materials with precisely controlled properties for diverse applications.
Researchers at Seoul National University of Science and Technology developed a microelectrode with three-dimensional carbon nanotubes that efficiently conduct electricity while being soft like tissue. The arrays demonstrated stable insertion in brain tissues, precise recording of visual responses, and reduced inflammatory responses.
A discarded ornamental shrub can now power electric buses thanks to a new material that triples the energy density of previous devices. The material, called PHAC, shows high surface area and mesopore volume, enabling rapid ion transport and long cycle life.
Researchers developed a new model and theory to explain nanoparticle growth dynamics, accounting for six essential characteristics of nanoparticle growth. The new theory provides fresh physical insights into the role of nanoparticle motion and configurational degeneracy on their nucleation and growth.
Researchers at Lehigh University and the Cleveland Clinic are developing a nonsurgical therapy for pelvic organ prolapse using drug-delivering nanoparticles. The treatment aims to delay or reverse matrix degradation, reducing the severity of POP in patients with earlier stages of the disorder.
A team of Chinese scientists has developed a high-performance iron-based catalyst for proton exchange membrane fuel cells (PEMFCs), which could potentially reduce reliance on scarce and expensive platinum. The new design enables record efficiency and long-term durability, achieving an oxygen reduction overpotential as low as 0.34 V.
Researchers successfully realized a stable, isolated quantum spin on an insulating magnesium oxide surface placed over a ferromagnetic iron substrate. The MgO/Fe(001) structure, widely used in spintronics, enables the formation of isolated spins due to its lack of conduction electrons.
Researchers transformed commercially available pencil lead into a graphene-based electron beam source, achieving stable and high-quality electron emission. The findings confirm that graphene edges can be easily derived from readily accessible materials and effectively function as high-performance field emission sources.
Researchers at Tohoku University found that C60 fullerene can serve as an active catalytic site for CO2 electroreduction, improving the efficiency of reactions like hydrogen evolution and carbon dioxide reduction. The discovery opens new possibilities for designing efficient, metal-free catalysts to combat climate change.
Researchers developed a supramolecular co-assembly platform producing chiral soft materials with strong, stable full-colour circularly polarised luminescence across the visible spectrum. The resulting structures are tunable, scalable and retain their properties for over 100 days at room temperature.
Harmer and his team developed a new Cu–Ta–Li superalloy with exceptional stability and structural integrity at high temperatures, breaking a century-old limitation. The breakthrough could lead to energy efficiency, improved turbine performance, and sustainable forms of transportation.
The book sheds light on nanomaterials, metamaterials, and smart materials' synthesis, classification, and characterization techniques. It discusses size-dependent behavior, fabrication challenges, and interdisciplinary applications with practical implications for healthcare, energy, and electronics.
A synthetic glycosystem mimics natural sugars on human cells, binding to virus's spike protein and preventing infection. The molecule was found to be effective at low doses and worked against multiple SARS-CoV-2 strains.
Researchers developed a device that uses Rosaceae plants' infrared radiation characteristics to create adaptive camouflage for various wavelengths. The device achieves simulated plant-like infrared camouflage and ultra-low emissivity infrared stealth.
A new imaging method, combining cryo-TEM and EELS, allows for simultaneous visualization of structure and elemental distribution in nanomaterials. The technique has been successfully applied to organic nano-materials and biomaterials like hydroxyapatite particles.
Researchers at Stanford University have developed a novel nanodevice that manipulates light using sound waves, enabling precise control over color and intensity. This breakthrough has significant implications for various fields, including computer displays, virtual reality, and optical communications.
The new book provides a comprehensive overview of engineered nanomaterials' interactions with biological systems, driving breakthroughs in biomedical applications and environmental sustainability. It explores critical applications in sustainable technologies, including bioremediation and heavy metal adsorption.
Researchers from Trinity College Dublin develop a method to harness structural colour using microfabrication technique, enabling ultra-sensitive materials for environmental sensing and biomedical diagnostics. The breakthrough also paves the way for next-generation medical sensors that can track biochemical changes in real-time.
Laser-generated nanoparticles offer a cleaner, scalable alternative to traditional chemical synthesis methods for electronics applications. The method, called laser ablation in liquids, produces surfactant-free, highly pure metal-based nanoparticles with tailored surface properties.
A team of UCF researchers is pioneering a new nanocoating to passively mitigate the effects of lunar dust, protect equipment and extend future lunar missions. The goal is to understand how lunar dust interacts with surfaces and design surface properties that repel the dust.
A new palladium-loaded a-IGZO catalyst achieved over 91% selectivity when converting CO2 to methanol, leveraging electronic properties of semiconductors. The study demonstrates novel design principles for sustainable catalysis based on electronic structure engineering.
Researchers developed a controlled 'living' click polymerization system to achieve well-defined polymers with narrow dispersity, enabling bidirectional synthesis of ABA-type block copolymers. The method leverages copper-catalyzed azide–alkyne cycloaddition and initiators to selectively drive monomer addition in a controlled manner.
A new approach uses DNA to fabricate targeted 3D nanoscale structures via self-assembly, allowing for complex designs and parallel assembly. The method enables significant time- and cost-savings compared to traditional top-down strategies.
Researchers found that sewage spills from land to sea coincided with winds of at least 6.5m/s on 178 days within a two-year period, potentially sending microplastics into the air. The study suggests that coastal towns and cities may be exposed to billions of airborne microplastic particles.
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 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 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 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.
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 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...
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.
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 ...
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 ...
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.