Articles tagged with Nanoparticles
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.
The study reviews electrostatic atomization minimum quantity lubrication (MQL) mechanism and applications, highlighting its benefits in clean cutting and biolubricant development. Researchers propose future directions for improving coordination parameters and equipment integration.
Researchers at Kyushu University counted electric charges in individual platinum nanoparticles down to the electron level, revealing net charge with high precision. This breakthrough enables better understanding and development of catalysts for breaking down pollutants.
Scientists developed a new method using surface-enhanced Raman scattering (SERS) to monitor the effects of photodynamic therapy on tumor cells. The method, which involves Au@CDs cascade nanozymes, enables real-time monitoring of reactive oxygen species (ROS) levels in the tumor microenvironment.
Researchers developed an innovative technology using Lanthanide-doped EV-targeting Nanoscopic Signal-amplifiers to super-resolve single small extracellular vesicles. This enables ultra-sensitivity in the quantitative detection of tumor-secreted nanoparticles, promoting early-stage cancer diagnosis and treatment decisions.
Researchers developed in-situ Ni alloying method to tailor microstructure and enhance strength of LAAM Ti-6Al-4V alloy. The results show that Ni addition increases yield strength and tensile strength while decreasing ductility.
Researchers have developed a reusable, low-cost Mn catalyst that facilitates the alkylation of ketones with alcohols via the 'borrowing hydrogen' method. The catalyst achieves high yields and can alkylate ketone-containing substrates without byproducts.
Researchers from Xi'an Jiaotong-Liverpool University found that brain stimulation combined with a nose spray containing nanoparticles can improve recovery after ischemic stroke. The treatment increased cognitive and motor functions, and weighed more quickly than those treated with TMS alone.
UCF researchers have designed a cerium oxide nanoparticle to protect bones against radiation damage from cancer therapy. The treatment also improves bone regeneration and kills cancer cells, reducing the risk of bone fractures and tissue damage.
A team of researchers from NIST, UW-Madison, and Argonne National Laboratory identified key compositions that enable consistent 3D-printing of 17-4 PH stainless steel with favorable properties. The new findings could help producers cut costs and increase manufacturing flexibility.
Researchers at the University of California San Diego developed microscopic robots called microrobots that can swim around in the lungs and deliver medication. The microrobots safely eliminated pneumonia-causing bacteria in mice, resulting in 100% survival rates, whereas untreated mice died within three days.
Researchers have developed an injectable shear-thinning hydrogel that exhibits enhanced cohesive strength, resisting fragmentation even under pulsating liquid flows. The gel, similar to toothpaste, retains its structure when force is removed, making it a potential breakthrough in treating critical vascular conditions.
Researchers at Duke University developed nanorattles that amplify signals from separate biomarkers, allowing for accurate detection of head and neck cancers without biopsies. The technology uses machine learning algorithms to tease apart multiple biomarker signals, making it possible to target multiple diseases simultaneously.
A team of scientists from Ural Federal University has developed a complex mathematical model to understand the dynamics of nanoparticles and viruses in cells. The model reveals how viruses cluster inside endosomes and interact with cellular proteins, shedding light on their behavior and replication mechanisms. This breakthrough can hel...
The TU Wien team has created a catalyst that can convert CO2 and methane into synthesis gas without the formation of carbon nanotubes. This approach, called dry reforming, has the potential to convert climate-damaging greenhouse gases into valuable products.
Researchers have developed a novel RO membrane technology that combines high permeability-selectivity with anti-biofouling properties. The new membranes exhibit improved water flux without sacrificing salt rejection, and enhanced resistance to fouling and biocontamination.
A novel light-manipulating technology using nanodisk periodic structures has been developed by an international team, including Kyoto University. By controlling bound states in the continuum, researchers can systematically control light distribution states and manipulate near-infrared light within a nanodisk.
Researchers discovered that a naturally insulating material, lanthanide-doped upconversion nanoparticle (UCNP), emits bursts of superfluorescence at room temperature and regular intervals. This property is valuable for quantum optical applications, such as faster microchips or neurosensors.
A team of researchers at the University of Vienna has found a new mechanism that fundamentally alters the interaction between optically levitated nanoparticles. By applying coherent scattering, they were able to create non-reciprocal forces and improve coupling in arrays of particles, enabling new ways to study complex physical phenomena.
Researchers at Georgia State University have discovered a novel way to treat ulcerative colitis using lipid nanoparticles that target the colon with nucleic acids. The treatment showed accelerated healing and reduced inflammation in mice with acute colitis, offering a new gene therapy strategy for IBD treatment.
Recent studies in Journal of Pharmaceutical Analysis highlight innovative nanosensors for efficient biomolecular detection, including rutin, paracetamol, and hypochlorite. These advancements enable high sensitivity and reliability in clinical samples, paving the way for improved patient care.
A new sensor can detect and identify different types of nanoplastics in the air using colorful carbon dot films. The sensor can report the amount of particles from a certain plastic type above or below a predetermined concentration threshold.
Researchers have discovered that particles from everyday wall paints can harm living organisms due to their small size. A novel membrane developed at the University of Bayreuth shows high filtering effects, removing these particles from water before they enter the environment.
A small clinical trial found that OP-101 substantially reduced the risk of death and need for a ventilator in severely ill adults hospitalized with COVID-19. The treatment also showed significant benefits in decreasing biomarkers of inflammation and brain injury, suggesting potential for treating long COVID-related symptoms.
Researchers at Penn Dental Medicine have developed a microrobotics system to access the root canal with controlled precision, treating and disrupting biofilms. The technology enables diagnostic and therapeutic applications, allowing for personalized treatment plans.
Researchers developed nanoparticles to deliver anti-inflammatory payloads directly to inflamed blood vessels, significantly increasing survival chances and delaying rupture onset. Targeting specific NF-kappaB subunits improved therapeutic effects with fewer adverse effects.
A research group from Tokyo University of Science has discovered molecular features that govern the filling process at nanoscales, enabling finer resolutions in ultraviolet nanoimprint lithography. The findings provide valuable insights for guiding the selection and design of optimized resists for sub-10 nm resolution.
Researchers at Kyoto University have developed the smallest nanodiamonds capable of detecting temperatures on the nanoscale inside cells and organelles. These nanodiamonds utilize silicon-vacancy color centers to gauge luminescence, enabling precise temperature sensing with sub-kelvin accuracy.
Researchers at Tokyo Institute of Technology developed a novel synthesis procedure to produce high-quality manganese oxide nanoparticles with large surface areas. The new approach enables the creation of ultra-small nanoparticles with excellent catalytic performance, outperforming previously reported methods.
Researchers at Rice University have created 2D chiral superstructures using three-sided pyramids, which could lead to breakthroughs in metamaterials. The structures, composed of ultrathin assemblies of particles, incorporate left-handed and right-handed domains and exhibit unique optical properties.
A new study from MIT and Broad Institute researchers analyzed interactions between nanoparticles and nearly 500 types of cancer cells, revealing thousands of biological traits that influence cell response. The findings could help tailor drug-delivery particles to specific types of cancer.
Gwangju Institute of Science and Technology researchers have developed a rabbit-scale three-dimensional magnetic particle imaging system that can scan large volumes at high resolution. The system uses amplitude modulation to minimize peripheral nerve stimulation while maintaining high image quality.
Researchers have developed a biomimetic formulation to treat glioblastoma by harnessing lactate metabolism. The formulation, called M@HLPC, uses nanoparticles to deliver a combination of drugs that inhibit cancer cell growth and kill glioma cells.
Researchers developed a mathematical model to predict the efficiency of nanoparticle delivery into cells, particularly in stem cells. They found that nanoparticles become trapped in bubble-like vesicles, preventing them from reaching their targets.
Researchers prepared lithiophilic aluminum oxide nanoparticles to enhance rigidity of carbon nanotube arrays, inhibiting dendrite growth and stabilizing the SEI film. The resulting battery exhibited enhanced redox kinetics and long cycle life.
Researchers discovered Bi2O3 nanoparticles transform into active phase Bi/Bi2O3 nanosheets, showing enhanced catalytic performance and stability. Theoretical calculations support the role of surface-exposed Bi in promoting formate production.
Researchers at Weill Cornell Medicine discovered that chemokines can form DNA-bound nanoparticles that induce chronic, dysfunctional immune responses. This new mechanism may play a central role in autoimmune diseases such as scleroderma and lupus, where inflammation goes awry.
Researchers from Rice University, Duke University, Brown University and Baylor College of Medicine developed a magnetic technology to wirelessly control neural circuits in fruit flies. They used genetic engineering to express heat-sensitive ion channels in neurons that control the behavior, and iron nanoparticles to activate the channels.
A Tokyo University of Science study found that fluoride nanoparticles enhance β-sheet formation in amyloid β proteins, a common feature of Alzheimer's disease. The researchers also discovered that surrounding ions can control this process, paving the way for targeted treatments.
A team of researchers developed a nanoparticle probe that can detect an indicator of heart damage from chemotherapy. Experiments revealed that intermittent fasting before chemotherapy can prevent this damage and preserve cardiac function.
Researchers have developed microsupercapacitors that can be integrated onto stone tiles, enabling high-performance and customizable power from natural building materials. The devices maintain a high energy storage capacity even after multiple charge-discharge cycles.
Researchers at TU Wien found that silicate nanoparticles can strengthen porous rock by forming colloidal crystals, which create new connections between mineral surfaces. The size of the particles is crucial for optimal strength gain, with smaller particles creating more binding sites.
A new strategy using nanoparticles restores damaged stem cells, enabling them to grow new tissues again. The approach, which uses specially formulated 'backpacks' to deliver medicine, shows promise for treating gestational diabetes and other pregnancy complications.
Researchers at Duke University have developed a new design for plasmonic metasurfaces that greatly expands their frequency range while also making them more robust against the elements. The new fabrication process allows for the use of a wide variety of shapes, opening up new possibilities for applications such as super cameras.
Researchers developed a simple and versatile nanoparticle ink made from tin oxide, which can be printed at relatively low temperatures using microwave technology. This ink enables the mass production of high-efficiency perovskite solar cells with power-conversion efficiencies of up to 18%.
Researchers from the University of Pennsylvania have developed a hands-free system that uses shapeshifting microrobots to brush, floss and treat teeth. The microrobots use magnetic fields to conform to different shapes and release antimicrobials to kill oral bacteria.
Researchers at Georgia Institute of Technology have developed a new screening technique called DNA barcoding, which accelerates the discovery of effective lipid nanoparticle carriers. The technique allows for simultaneous testing of many experiments and has improved nanoparticle pre-clinical screening.
A comprehensive protocol for analysing nanomaterials has been introduced to support their safe use in various industries. The protocol allows researchers to determine and quantify metal-bearing nanomaterials in biological tissues and cells at trace-level concentrations.
Researchers at the University of Innsbruck developed a new technique to track levitated nanoparticles with improved precision. By using the reflected light of a mirror, they outperformed state-of-the-art detection methods and opened up new possibilities for nanoparticle-based sensing applications.
Scientists develop nanoparticles that break down physical barriers around tumors to reach cancer cells, releasing gene editing systems like CRISPR-Cas9. The new therapy effectively stops ovarian and liver tumor growth in mice.
Scientists at Chung-Ang University have pioneered a novel method for controlling microdroplet motion on solid surfaces using near-infrared light. This approach allows for more precise control than traditional thermal techniques and opens up new possibilities for applications in microfluidics, drug delivery, and self-cleaning surfaces.
Physicists at ANU developed translucent slides that produce two distinct images by manipulating light direction. This technology could lead to new devices for faster and cheaper internet, as well as innovative applications in future technologies.
Researchers at Chalmers University of Technology have developed a groundbreaking microscopy technique that allows for the study of proteins, DNA, and other biological particles in their natural state. This innovation enables earlier detection of promising drug candidates and provides valuable insights into cell communication processes.
Researchers at Politecnico di Milano developed a new nanomaterial with a superfluorinated gold cluster, exhibiting unique optical and catalytic properties. The findings have potential applications in precision medicine and the green transition, including diagnostic and therapeutic applications and efficient production of green hydrogen.
Researchers developed a novel nanoparticle to deliver ARL67156, an enzyme inhibitor that prevents ATP degradation into adenosine, selectively targeting solid tumors. The treatment substantially suppressed tumor growth and resulted in prolonged survival in mouse models.
A research team from Tokyo University of Science has developed a new method to create copolymers with different metal species, which have potential uses in catalysis and drug discovery. The technique allows for controlling the composition of metal species in the resulting polymer.
Researchers have developed a method to create edible nanoparticles that can transform healthy oils into gel-like blocks, providing a shelf-stable fat alternative for food manufacturers. This new approach could help reduce the risk of cardiovascular disease and type 2 diabetes by replacing unhealthy fats with healthier options.
Researchers developed a nanoparticle sensor that can accurately distinguish between viral and bacterial pneumonia within two hours using a simple urine test. The sensor uses the host's immune response to infection, detecting specific protease patterns that serve as signatures of bacterial or viral infection.
A new platform mimics live cellular environment to guide stem cell differentiation outside the body. Researchers from Chung-Ang University developed a novel platform based on metal-organic frameworks, which offers advantages over conventional methods for in vitro stem cell differentiation.
A KAUST-led team developed organic semiconductor-based photocatalysts to store solar energy as clean hydrogen fuel. These catalysts can absorb visible light and generate long-lived charges, improving efficiency for hydrogen evolution.
Researchers at Karolinska Institutet have developed nano-sensors that can detect pesticide residues on fruit surfaces in just five minutes. The sensors use flame-sprayed nanoparticles made from silver to increase the signal of chemicals, overcoming high production costs and limited batch-to-batch reproducibility.