Articles tagged with Nanotechnology
Researchers have developed a novel computational method to simulate heat conduction at the nanoscale, overcoming limitations of traditional models by eliminating empirical parameters and increasing efficiency. This breakthrough enables accurate thermal simulations for complex nanoscale structures, paving the way for designing materials...
Researchers have developed a DNA origami-based sensor that can detect lipid vesicles and deliver molecular cargo with precision. The system uses single-molecule Fluorescence Resonance Energy Transfer (smFRET) to measure the distance between fluorescent molecules.
Scientists at Chalmers University of Technology have successfully combined nonlinear and high-index nanophotonics in a single nanoobject, creating a disk-like structure with unique optical properties. The discovery has great potential for developing efficient and compact nonlinear optical devices.
A new framework from a global team of scientists aims to overcome translational hurdles in nanomedicine development. The DELIVER guidelines provide early-stage recommendations for maximizing clinical translation and enabling the successful development of new nanomedicine treatments.
Researchers develop a technique called nanowarming using magnetic nanoparticles and alternating magnetic fields to thaw frozen tissues rapidly and safely. This method enables the successful rewarming of animal tissues without causing tissue damage or toxicity.
Early porous coordination polymers (PCPs) exhibit a flexible 'soft' nature, allowing them to adjust their shape and hold more gas. This finding offers new insights into the evolution of PCPs and paves the way for future research and applications.
Scientists have successfully upgraded their atomic force microscope to retrieve imaging data with the time and spatial resolution needed to obtain 3D structure images that provide direct evidence of a hydration layer forming during the dissolution of calcite. The new upgrade enabled researchers to capture high-quality 3D-SFM images in ...
The study reveals that cofilin binding to actin filaments is structure-dependent and influenced by flexibility and helical twists. This understanding challenges traditional views of actin dynamics and sheds light on the complex interactions between actin-binding proteins.
Boscoboinik's work on nanocages that trap noble gases like radon and xenon could lead to affordable air purification methods and more efficient industrial production. The technology has market value worth hundreds of millions of dollars and could save lives by preventing lung cancer.
A team from Osaka Metropolitan University has created a way to control the growth of crystals on metal-organic frameworks thin films, reducing light scattering and resulting in high-quality films. These advanced films are expected to be used as optical sensors, optical elements, and transparent gas adsorption sheets.
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 have developed a novel exosome-based drug delivery system that targets ovarian cancer cells, combining miRNA-regulated autophagy inhibition with coumarin anticancer drugs. The approach shows promising prospects for effective treatment in vitro and clinical applications.
A new type of fluorescence microscope has been developed with a resolution better than five nanometres, enabling the capture of even the tiniest cell structures. This breakthrough allows researchers to visualize fine tubes in cells that are only around seven nanometres wide.
A new DNA-powered signal amplification technology called ACE significantly enhances the sensitivity of mass cytometry, enabling the detection of multiple proteins in single cells. This breakthrough allows researchers to investigate complex biological processes and study immune cell functions with unprecedented depth.
Researchers from MPI-DS investigated how non-reciprocal interactions can help overcome static equilibrium states in complex systems. They found that these interactions can counteract energy barriers, allowing trapped systems to escape and potentially leading to more efficient molecular systems.
A groundbreaking quantum sensor capable of detecting minute magnetic fields has been developed through international scientific collaboration. The sensor utilizes a single molecule to sense electric and magnetic properties of atoms, offering spatial resolution on the order of a tenth of an angstrom.
Researchers investigate interfacial hydrogen bond structure and dynamics to maximize catalytic activity in photocatalytic hydrogen evolution. Depositing three water layers in a water vapor environment is optimal for photocatalytic hydrogen evolution, according to the study.
Silicon photonics enables frequency-entangled qubits, allowing secure quantum information distribution across a five-user quantum network. The breakthrough promotes advancements in quantum computing and ultra-secure communications networks.
Researchers at EPFL's Laboratory of Nanoscale Electronics and Structures have fabricated a device that efficiently converts heat into electrical voltage at temperatures lower than outer space. The innovative device exploits the Nernst effect, a complex thermoelectric phenomenon, to achieve unprecedented performance.
Scientists at Yokohama National University have developed a novel approach to create dual-pore molecular crystals with two distinct functionalities. By using quasi-racemates, the researchers achieved social self-sorting of two pairs of quasi-racemates to form ring-shaped molecules with varying pore sizes.
Researchers developed a one-dimensional convolutional neural network (1D CNN) to compensate for errors due to sample location variations. The model achieved high accuracy, reducing mean absolute error to 0.695% and mean squared error to 0.876%.
Physicists have achieved a record-setting level of electron mobility in a thin film of ternary tetradymite, a class of mineral found in gold and quartz deposits. The material's high electron mobility makes it suitable for efficient thermoelectric devices that convert waste heat into electricity.
Researchers at Pohang University of Science & Technology (POSTECH) made a small change to develop highly efficient SOT materials. By creating an imbalance in the spin-Hall effect, they controlled magnetization switching without magnetic fields, achieving 2-130 times higher efficiency and lower power consumption than known single-layer ...
Researchers at Chalmers University of Technology have created a unique system that combats the trade-off problem between operation complexity and fault tolerance. The system uses harmonic oscillators to encode information linearly, offering a seamless gradient of colors and providing far richer possibilities than traditional qubits.
Researchers discovered a new way to effectively treat melanoma using nutrients to reactivate suppressed metabolic pathways in cancer cells. The innovative treatment, involving tyrosine nanomicelles, showed promising results in mice and lab-derived human cells, inhibiting tumour growth and reducing glycolysis.
The 2024 Kavli Prize Laureates have made significant contributions to our understanding of exoplanet atmospheres, nanoscale materials for biomedical applications, and the localization of brain areas specialized for face recognition. Their work has broadened our knowledge of planetary life beyond Earth.
Researchers synthesized high-crystallinity nitrogen-rich carbon nitride nanosheet photocatalysts to improve charge separation for hydrogen evolution. The discovery of bound-state electrons synergy and electron capture sites led to a significant enhancement in photocatalytic activity.
The researchers developed a single millimeter-scale photonic chip that emits reconfigurable beams of light into a well of resin, curing into a solid shape when exposed to the beam's wavelength. Shapes can be fully formed in a matter of seconds using this chip-based 3D printer.
Researchers use nanomedicine and digital twin technologies to develop Plant Nanobiotechnology, addressing agricultural challenges and increasing crop yield. Digital twins of plants enable the design of nanocarriers that target nutrient delivery to specific plant organs.
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.
A team of researchers from Tokyo Institute of Technology has developed a new type of computational RNA droplet that can perform logical AND operations using microRNA sequences. These programmable droplets have the potential to be used in various applications, including biomolecular sensing and artificial cells.
Researchers used O K-edge X-ray absorption spectroscopy to analyze isolated water molecules in aqueous acetonitrile solutions. The study found that these molecules exhibited distinct electronic and structural properties compared to small water clusters.
The Luxembourg Institute of Science and Technology is developing affordable gas sensors for environmental monitoring and occupational safety. The €8 million AMUSENS project aims to create portable, cost-effective sensors using nanotechnology and artificial intelligence.
Researchers have developed a new material that can twist light at extremely high temperatures, opening up possibilities for advanced optical devices. This breakthrough could enable better aircraft flight performance and create multifunctional devices for various industries.
Researchers created a topological quantum simulator device that operates at room temperature, allowing for the study of fundamental nature of matter and light. The device has the potential to support the development of more efficient lasers.
Researchers at MIT found that copper can be as strong as steel when struck by a super-high velocity object, contradicting decades of studies. The new discovery could lead to new material designs for extreme environments, such as hypersonic aircraft and equipment for high-speed manufacturing processes.
A systematic investigation by Osaka Metropolitan University calculated 120 combinations of alloy elements with carbon and nitrogen to form bonds in steel. The results showed that specific arrangements of elements harden the iron, improving durability and material strength.
Scientists have developed a new approach for manufacturing semiconductors for visible light using DNA origami. The method uses a diamond lattice structure with periodicity of hundreds of nanometers, allowing for efficient solar cells and innovative optical waveguides.
A new study shows that gene therapy delivered by nanocarriers can repair damaged discs and reduce signs of back pain in mice. The treatment, which uses naturally derived nanocarriers to deliver genetic material for a protein key to tissue development, restored structural integrity and function to degenerated discs.
A new, affordable sensor technology can detect lead concentrations as low as one part per billion, making it a significant step forward in addressing global health issues. The handheld device can be used for on-site monitoring and requires only a droplet of water.
Researchers at Gwangju Institute of Science and Technology develop a new nanotechnology method that enables the creation of uniform, wafer-scale nanoparticle assemblies in just seconds. The 'mussel-inspired' technique accelerates assembly by introducing excess protons to increase electrostatic attraction.
MIT physicists arrange dysprosium atoms as close as 50 nanometers apart, a limit previously set by the wavelength of light. This allows for enhanced magnetic forces, thermalization, and synchronized oscillations, opening new possibilities for studying quantum phenomena.
Researchers upgraded a photoelectron momentum microscope to use two undulator beamlines, enabling element-selective measurements and precise analyses of valence orbitals. This innovation provides deeper insights into the behavior of electrons in materials, advancing fields like condensed matter physics and materials science.
Researchers use carbon nanotubes to prevent cracking in multilayered composites, improving resistance by up to 60%. This innovation could lead to safer and more durable aircraft with advanced composite materials.
Dr Emmanuel Defay has received an ERC grant to develop highly efficient technology converting waste heat into 100 watts of electrical power. The project aims for a 50% energy efficiency rate, applicable to various industries with high-quality or lower temperature waste heat.
Researchers at UCLA-developed an experimental device that reduces glare in images using low-power ambient light. The technology has potential applications in various fields, including autonomous vehicles, object recognition, image encryption, and defect detection.
Researchers at Case Western Reserve, UNC/NCSU, and Pitt aim to develop an injectable nanotechnology that mimics platelet function to stabilize blood clots in traumatic injuries. The technology has the potential to stop hemorrhage and improve survival rates in emergency situations.
Researchers at Institut Laue-Langevin discovered triphenylphosphine molecules exhibit rolling and translating motions on graphite surfaces, facilitated by their geometry and three-point binding. This study provides new insights into surface dynamics and opens up avenues for materials science and nanotechnology.
Researchers have developed a waterproof 'e-glove' that transmits hand gestures made underwater to a computer, translating them into messages with 99.8% accuracy. The technology could help scuba divers communicate better with each other and boat crews on the surface.
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 at MIT have discovered a new way that neutrons can interact with materials, potentially providing insights into material properties and quantum effects. The discovery involves the binding of neutrons to nanoscale atomic clusters called quantum dots.
A team of researchers has created a new photocatalyst that can effectively remove pollutants from water. The Mn₀․₅Cd₀․₅S/BiOBr S-scheme photocatalyst features rich oxygen vacancies, which improve its photocatalytic performance.
A new virus-killing surface made of silicon nanospikes has shown 96% effectiveness against the hPIV-3 virus, damaging its structure and membranes. The surface can be incorporated into devices and surfaces to prevent viral spread and reduce disinfectant use.
A new DNA nanomachine can detect specific subtypes of breast cancer and trigger targeted treatments. The approach makes subtype-based detection possible, regulating drug release for chemotherapy.
The researchers achieved 20-level intermediate states of phase change materials using a micron-scale laser writing system. This allows for the demonstration of ultra-high flexibility in phase modulation and potential applications in neuromorphic photonics, optical computing, and reconfigurable metasurfaces.
Researchers review microneedle materials, techniques and effects on wound healing in diabetic patients. They found that microneedles can enhance wound healing through various mechanisms.
Researchers at Pohang University of Science & Technology have devised a technique for mass-producing large-area metalenses tailored for use in the ultraviolet region. The breakthrough enables control over optical properties of UV rays, sparking interest in potential advancements for medical devices and wearable technology.
A new approach enables scientists to measure entropy production at the nanoscale, shedding light on energy efficiency and metabolic processes in living systems. The study uses colloidal particles to measure fluctuations in the red blood cell membrane and apply minuscule forces to analyze heat flow.
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.