Articles tagged with Microparticles
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A smart microparticle developed by FAU researchers can identify defective components in electrical appliances using light signals. The particles measure component identity and temperature history, allowing for faster and more accurate repairs.
Researchers have developed an ultralight material made from nanometer-scale carbon struts that provide toughness and mechanical robustness. The material withstood microparticle impacts at supersonic speeds without tearing, outperforming other impact-resistant materials of comparable weight.
Researchers have designed a new type of stent that can deliver drugs directly to the gastrointestinal tract, reducing side effects. The stents use kirigami-inspired etching to temporarily lodge in tubular organs and release drugs over an extended period.
Scientists demonstrated spatial distribution of circularly polarized light emitted by micro-spherical molecular assemblies, shedding light on helical molecular structures and chirality. This finding may inspire new versatile tools for studying molecular structure to enhance computer displays and everyday technologies.
A Cornell University-developed technology provides an antidote for deadly pesticides that kill wild bees and cause beekeepers to lose around a third of their hives every year. The antidote delivery method has now been adapted to effectively protect bees from all insecticides, and inspired a new company, Beemmunity.
Researchers found that stormwater can carry high concentrations of microplastic particles, including microscopic fibers and black rubbery fragments, into water bodies. A proof-of-concept experiment showed that a rain garden can capture up to 98% of these microparticles, suggesting a potential solution to reduce microplastic pollution i...
Researchers at Singapore University of Technology and Design have developed a unique method to fabricate freeform structures of thermoplastics in microparticulate gels. This innovation uses immersion precipitation of polymer inks in microparticulate gels, enabling the creation of mechanically strong components without support materials.
Researchers at Osaka University developed tunable microparticles that self-assemble into structures with adjustable properties. The study's findings may lead to the development of smart sensors and self-healing materials. By controlling the proportion of particle types, scientists can modify the shape of the resulting clusters.
A Princeton University study has revealed the mechanism by which microplastic particles, like Styrofoam, move through porous media, allowing them to accumulate in food and water sources. The research found that microplastics get stuck when traveling through soil but later break free and continue moving substantially further.
A Tel Aviv University study compared disposable dishes made of regular plastic and bioplastic, finding that both had a similar detrimental effect on marine animals. Bioplastics do not degrade rapidly in the marine environment, releasing toxins and harming marine life.
A research team led by Ludwig-Maximilians-Universität München found that marine sponges can accumulate microparticles, including plastics and textile fibers, in their tissues. The study suggests that sponges could serve as useful bioindicators for monitoring microscopic pollutants in the seas.
Researchers at MIT have developed a computational model that analyzes factors such as particle size and shape to determine optimal design for injectability. The model achieved a sixfold increase in successful injection rates, paving the way for microparticle delivery of cancer immunotherapy drugs.
Scientists have created a highly sensitive glyphosate detection method using elastic hydrogel microparticles that inhibit binding to a chip surface. The method offers an extremely high level of sensitivity with regard to pesticide limits for drinking water.
Researchers design an experiment to demonstrate chirality-dependent optical lateral force on microparticles, achieving robust bidirectional sorting and reversible optical lateral forces. The study opens new avenues for direct detection and sorting of microparticles with imperceptible chemical differences.
A University of Michigan-led team has produced a synthetic microparticle with a twisted, spiky structure that surpasses nature's complexity. The particles show promise for improving fluid-and-particle mixes and could lead to new technologies in holographic projectors and biosensors.
A team of researchers found that drag forces experienced by particles straddling interfaces between un-mixable fluids are less affected by the shape of the distortion. The study's discovery could have implications for self-assembling properties of various species, including nano- and microparticles, proteins, and other molecules.
Researchers at Duke University have developed a method to create new shapes of biocompatible microparticles by applying heat and light to proteins. These particles can be tailored for various applications such as drug delivery, diagnostics, and tissue engineering.
Researchers have developed a method to target IL-1β blocking drugs to the heart after a heart attack, potentially reducing side effects. The approach uses platelet microparticles to deliver the drug directly to the damaged area, increasing concentration and promoting cardiac repair.
Researchers at Kiel University successfully measured entropy in complex plasmas using video microscopy and laser technology. They found that the thermodynamic fundamentals are fulfilled, leading to new insights into strongly coupled systems.
A team of scientists has created a new microparticle-based platform that can preserve and deliver micronutrients such as iron. The particles address issues with preservation, which have hindered treatment of micronutrient deficiencies in developing countries.
Scientists have created a quantitative map of radioactive cesium-rich microparticle distribution in Fukushima soils, shedding light on their origin and environmental impact. The study suggests three regions of particular interest, with varying levels of microparticle abundance and radioactivity.
Researchers at NC State University have developed soft polymer microparticles with hierarchical branching on the micro- and nanoscale, exhibiting strong adhesion and structure-building properties. These materials, inspired by gecko feet, have potential applications in various fields such as gels, pastes, foods, nonwovens, and coatings.
Researchers at the University of Delaware have developed a novel approach to gene therapy using microparticles that deliver gene-regulating material to hematopoietic stem and progenitor cells. This technology could potentially treat inherited blood disorders such as sickle cell anemia and thalassemia by altering the genetic defect in t...
Researchers at MIT used high-speed imaging to study the effects of tiny particles striking metal surfaces. They found that a brief period of melting upon impact plays a crucial role in eroding surfaces, challenging the industry rule that higher velocities always lead to better results.
Researchers at MIT have developed a heat-rejecting film that can be applied to windows to reflect up to 70% of the sun's incoming heat. This innovative material could significantly reduce air conditioning costs and energy consumption, particularly in hot cities like Hong Kong.
A team of international scientists has estimated the amount of highly radioactive cesium-rich microparticles released by the Fukushima power plant disaster. The research found that around 78% of radioactive cesium was released as glassy particles, which concentrated radiation in affected areas.
Researchers on the ISS investigated complex plasma behavior, discovering that microparticles exhibit nonuniform wave patterns in response to varying electrical fields. This discovery has implications for understanding astrophysical phenomena and dusty plasmas.
Researchers will investigate the role of sphingolipids in forming microparticles associated with increased risk of blood clotting after traumatic brain injury. The goal is to develop therapies to prevent and treat post-injury blood clots.
Researchers at Penn University developed a microfluidic system to produce over 10,000 drug particles per hour, making it ten times faster than existing methods. The innovative technology uses high-aspect-ratio flow resistors to decouple individual droplet design from the system-level design.
Researchers found that random packings of disks always form a periodic structure, achieving higher densities than random arrangements. The probability of a channel not being periodic decreases exponentially with increasing fill level, regardless of container width.
Scientists at Duke University have developed custom silicon microparticles that can assemble, disassemble, and reassemble on demand. The particles were engineered to exhibit various behaviors, including synchronization of motion and reversible assembly/disassembly, in response to different electric fields.
Scientists have developed a material that mimics cactus roots' ability to absorb and retain vast amounts of water with minimal evaporation. The material, called CRIM, can absorb water nearly 930 times faster than it loses through evaporation.
A new approach uses a polymer sponge implanted in fat tissue to reduce weight gain and blood-sugar levels in obese mice. The treatment, which 'gets the fat to talk' again, shows promise as a simpler alternative to current diabetes treatments.
Researchers at the University of Warsaw have developed a method to form colloidal chains by pulling out individual particles from a suspension using an electrode. The chains are held together by a thin layer of liquid, and their flexibility is influenced by the type of liquid used.
Ben-Gurion University researchers develop innovative technique using light and tiny bubbles to propel microparticles at unprecedented speeds. The new method could have significant implications in the development of micromotors and optical devices for solar cell optics.
A team of engineers has developed a technique to control soft robots using magnetic fields, enabling the creation of devices with complex functions and simple designs. The new method involves embedding iron microparticles in liquid polymer mixtures and applying magnetic fields to induce chain formation.
A new mechanism by which inflammation can spread throughout the brain after injury has been identified. The findings may explain chronic and long-lasting inflammation that occurs after traumatic brain injury and could transform understanding of brain injury and disease.
Researchers have developed a method to manipulate microparticles using laser light, creating fast waterflows that allow for efficient surface cleaning without damaging the material. The technique also enables the assembly of micro- and nanoparticle patterns at solid-liquid interfaces with high precision.
Research reveals most radioactive caesium fallout was concentrated in glassy microparticles, not dissolved in rainwater, with high radioactivity per unit mass. This challenges previous assumptions about Fukushima fallout and its health implications.
Swiss researchers have created a gel containing microparticles that inhibits cellular over-proliferation and reduces the risk of obstruction reoccurrence after vascular bypass surgeries. This innovation enables controlled release of a drug, improving outcomes for patients by reducing failure rates from 50% to potentially near-zero.
Researchers at Georgia State University develop an oral drug using microparticles and natural herbal molecules to target colon inflammation in ulcerative colitis. The curcumin-loaded microparticles show potential as a scalable drug carrier for efficient clinical treatment of this chronic gastrointestinal disease.
Agrindus and Nanox developed a technology that extends the shelf life of grade A pasteurized whole milk from seven to 15 days by incorporating silver-based microparticles into rigid plastic bottles. This innovation doubles the shelf life, benefiting logistics, storage, quality, and food safety.
New York University researchers have developed a method to prompt microparticles to form ordered structures, opening the door for improved materials used in consumer products. The technique, centered on DNA-coated colloids, allows for the creation of new compounds with unique properties.
Researchers at University of Bristol invent a microscopic acoustic vortice that can grip and spin small particles, opening new possibilities for biological cell sorting and water purification. The device uses sound waves to rotate particles, with larger objects being drawn into the core and spinning at high speeds.
Researchers from the University of Tokyo have developed a new e-paper technology that can be used like a whiteboard for large writing spaces. The display is made from bi-colored microparticles and can be switched between black and white by applying a voltage or magnetic field.
Researchers at MIPT and RAS made a significant step towards creating medical nanorobots by enabling nanoparticles to produce logical calculations. The discovery paves the way for biomedical technologies, including selective binding to target cells and analyzing biological materials.
A new technology uses microparticles of heparin to bind and deliver the potent protein BMP-2, reducing unwanted bone formation and increasing efficiency. The study found that the microparticles maintained high bioactivity and released growth factor slowly over time.
Researchers aim to investigate the impact of stored blood 'microparticles' on inflammation and injury. Studies have shown that transfusion with aged red blood cells can worsen patient outcomes, including increased risk of organ failure.
A study published in Physical Review Letters reveals that exchange rate fluctuations can be modeled using the principles of statistical physics. The research demonstrates that market orders and transactions influence price movements in a manner similar to the impact of thermal agitation on particles in a fluid.
Scientists have developed novel microparticles with structured surfaces that can selectively load various molecules, opening up potential for cancer therapy and artificial manufacture of biological tissues. The microparticles are suited for technical applications such as manufacturing of micromachines and nanorobots.
Researchers have developed a microparticle therapy that targets inflammatory cells causing damage after a heart attack, reducing lesion size by 50%. The therapy has potential to transform treatment of cardiovascular disease and could be translated for clinical use within two years.
Scientists engineer stem cells using gelatin-based microparticles to deliver growth factors, providing localized control of cell differentiation. This technique reduces the need for growth factor, a crucial cost consideration for manufacturing stem cells.
Researchers at the University of Illinois have developed a new technique to measure nanometer-scale infrared absorption in semiconductor plasmonic microparticles. This allows for direct observation of plasmonic behavior within microparticle infrared antennas, enabling confirmation of theoretical models and design parameters.
Researchers at Boston Children's Hospital have developed tiny gas-filled microparticles that can be injected into the bloodstream to quickly oxygenate blood. The infusion restored blood oxygen saturation to near-normal levels within seconds, even in animals with blocked airways.
Researchers at UC Irvine and UT Arlington discovered how spinning microparticles can guide nerve fiber growth, enabling directed growth of neuronal networks on a chip. The study shows promise for treating spinal or brain injuries by directing regenerating axons to their destinations.
Researchers at Harvard University have developed a method to trap and hold tiny microparticles using a silicon-based circular resonator. This technique uses optical forces to confine particles stably for up to several minutes, enabling the potential for all-optical chip manipulation.
The NHLBI is funding nine research grants to examine the effects of red blood cell storage time on patient outcomes. A large clinical trial, RECESS, will compare heart surgery patients' outcomes based on stored red blood cells' age.
Georgia Tech's Todd Sulchek receives Gates Foundation grant for innovative global health research project on multifunctional microparticles. The project aims to combat hard-to-treat diseases like malaria and tuberculosis by targeting microorganisms and activating the immune system.
Researchers developed a new approach to control chemical microenvironments using light and microparticles to mimic bacterial trails. They guided neutrophils to move along defined paths in response to artificial chemical signals.
Researchers have discovered a method to deliver a natural suppressor of the immune response, HLA-G, directly to dendritic cells using microscopic beads. This approach shows promise in creating 'designer' immune cells that can tolerate transplanted organs. The therapy could potentially replace current anti-rejection drugs and improve pa...