Articles tagged with Nanotechnology
Researchers have developed a new method for designing metasurfaces using photonic Dirac waveguides, enabling the creation of binary spin-like structures of light. This advances the field of meta-optics and opens opportunities for integrated quantum photonics and data storage systems.
PolyU researchers have developed optoelectronic graded neurons that can perceive dynamic motion, achieving an information transmission rate of over 1000 bit/s. This breakthrough enables highly accurate motion recognition, surpassing conventional image sensors by up to 99.2% accuracy.
The new PCR technique enables scalable DNA data storage, making large, energy-guzzling data centers obsolete. The technology stores data in compact, long-lasting DNA files that can be easily searched and retrieved using fluorescent labels.
Scientists have successfully regulated the flow of single molecules in a solution by opening and closing a nanovalve, which could revolutionize chemical and biochemical synthesis. This technology has the potential to detect pathogens with high sensitivity and create new materials for various industries.
A team of researchers has created a touch-responsive fabric armband that can be used as a keyboard or sketchpad. The device uses a pressure-sensitive hydrogel sandwiched between layers of knit silk to interpret user input, allowing for real-time writing and gaming on computers.
Researchers at MIT have successfully grown layers of 2D transition metal dichalcogenide materials directly onto silicon chips at low temperatures, paving the way for denser and more powerful computer chips. This new technology allows for faster and more uniform growth of these materials, enabling larger-scale integration.
Researchers develop self-propelled 'BeerBots' that ferment sugar faster than traditional yeast cells, reducing fermentation time and making separation of yeast from beer easier. The BeerBots were found to be active for up to three more brewing cycles after the initial fermentation process.
The USTC team has successfully developed a light-driven, programmable system for colloidal self-assembly. Through the cooperative reorganization of nanomotors, they can transport and reconfigure colloidal assemblies in various ways. This breakthrough opens up new possibilities for designing micromachines and smart materials.
Nanophysics researchers at LMU München discover that twisting ultrathin layers of semiconducting materials creates unique phenomena. The twist leads to moiré interference, affecting electron and exciton properties.
The study investigates the atomic flow behavior during joint formation, exploring processing time, temperature, and stress distribution on nanojoints. The results reveal that local stress and capillary interactions significantly impact joint quality, leading to advances in industrial applications of Ag nanowire interconnect networks.
Scientists create new 'phase change inks' using nanotechnology to regulate temperature in everyday environments. These innovative materials could transform how we heat and cool buildings, homes, and cars by adjusting radiation absorption based on surroundings, enabling passive climate control.
The study simultaneously measures topography and ion concentration profiles of lithium ion batteries during charging and discharging, revealing correlations between structural and ion concentration changes. This enables the evaluation of battery performance and optimization of operating conditions.
Researchers at MIT have created a way for tiny robots to recover from severe damage to their wings, enabling them to sustain flight performance. The development uses laser repair methods and optimized artificial muscles that can isolate defects and overcome minor damage, allowing the robot to continue flying effectively.
Researchers developed a novel 3D printed nano optical security label with 33 possible combinations, utilizing higher dimensional structured light and incoherent white light illumination. This technology has the potential to revolutionize anti-counterfeiting methods and provide a powerful platform for advanced information security.
Researchers have discovered how peptides can self-assemble on solid surfaces, enabling the design of hybrid biomolecular nanodevices. The breakthrough uses peptide engineering and molecular recognition to create a seamless interface between biology and technology.
Engineers at Caltech develop new material made from interconnected microscale knots, which absorb more energy and deform more while maintaining their original shape. These knotted materials exhibit a tensile toughness that far surpasses unknotted materials, with 92% more energy absorption and twice the strain required to snap.
Researchers developed novel memristors with halide perovskite nanocrystals, enabling complex calculations similar to brain processes. The new memristors are faster, more energy-efficient, and easier to manufacture than predecessors.
A tiny soft robot has been developed to help doctors perform surgery and search in hard-to-reach places. The robot uses ultraviolet light and magnetic force to climb on any surface, including walls and ceilings, without an external power supply.
Researchers have developed nanofluidic devices to study single molecule chemical reactions in solution. These devices provide a test tube-like environment to confine individual molecules and enable high temporal resolution for investigating fast single molecule reactions. By integrating various fields using nanofluidics, scientists can...
Researchers have developed a self-powered nanosensor that can detect small amounts of mercury ions by tapping it into a sample solution. The sensor uses the triboelectric effect to generate electricity and signal the presence of mercury ions in real-time.
Researchers developed a self-powered, hybrid nanogenerator sensor that can monitor performance in boxing and cricket, providing accurate data on accuracy, power, and speed. The device has the potential to explore other applications in sports, paving the way for more efficient practices and improved player performance.
Scientists from SUTD design a novel thermal-based therapy nano-system that destroys over 20% of pancreatic cancer cells using microsecond electrical pulses, improving cancer cell targeting accuracy and bio-compatibility. The introduction of the M13 virus enhances electro-thermal therapy performance by assembling more on cancer cells.
Researchers at Osaka Metropolitan University developed a new method to evaluate X-ray microbeam diameter using mathematical analysis, outperforming conventional methods. The uniform evaluation method is expected to be widely adopted as an international standard.
A team of researchers developed a model-free approach using deep reinforcement learning to optimize estimation of multiple parameters in quantum sensors. The protocol achieved significantly better estimations compared to nonadaptive strategies, demonstrating enhanced performance in resource-limited regimes.
Researchers at Cedars-Sinai Cancer have developed a non-invasive test that can detect and profile prostate cancers in microscopic amounts. The test, known as the EV Digital Scoring Assay, has the potential to spare patients from unnecessary treatment-related side effects and direct them to effective therapies.
Researchers at UCSB discovered that a single parameter, air bubble length, determines the performance of superhydrophobic surfaces. A longer air pocket can significantly reduce drag and overcome surfactant effects.
Researchers at Rice University have developed light-activated nanoscale drills that can kill pathogenic fungi, providing a potential new treatment option for fungal infections. The molecular machines target the mitochondria of fungal cells, disrupting cellular metabolism and leading to cell death.
Researchers at Drexel University have developed a wearable textile supercapacitor patch that can charge in minutes and power programmable electronics for almost two hours using MXene material. The innovative design enables seamless integration of technology into fabric, paving the way for health care technology applications.
Researchers found a molecular staple called NIHCOLE that helps liver cancer cells repair broken DNA, making them resistant to radiotherapy. Understanding this mechanism may lead to the development of new strategies to combat liver cancers with poor prognosis.
Researchers at Osaka Metropolitan University successfully measured spin transport in a molecular film, achieving a spin diffusion length of 62 nanometers. This breakthrough paves the way for the development of smaller, faster, and energy-efficient electronics.
TU Wien researchers have developed a method to overcome errors in tiny transistors by considering circuit-level behavior. This approach enables significant advances in chip miniaturization and performance.
Engineers at Diraq and UNSW Sydney discovered a new way to precisely control single electrons in quantum dots using electric fields, which is less bulky and requires fewer parts. This breakthrough technique can help achieve the goal of fabricating billions of qubits on a single chip for commercial production.
A multidisciplinary team led by Northwestern University has developed an electric motor that can convert electrical energy into unidirectional motion at the molecular level. The motor's design is based on a catenane molecule and has the potential to make a huge difference in medicine, particularly in biomolecular motors in the human body.
Scientists have developed a new method to enhance electron-photon coupling, resulting in a hundredfold increase in light emissions. The approach uses a specially designed photonic crystal to produce stronger interactions between photons and electrons.
A team of researchers has created a new method for fabricating nanodevices by shrinking hydrogels to create 3D patterns. This technique uses ultrafast two-photon lithography and can produce high-resolution patterns up to 13 times larger than the original size, enabling the creation of complex nanostructures.
Georgia Tech researchers developed a new nanoelectronics platform based on graphene, enabling smaller devices, higher speeds, and less heat. The platform may lead to the discovery of a new quasiparticle, potentially exploiting the elusive Majorana fermion.
MIT engineers create ultralight fabric solar cells that can generate 18 times more power-per-kilogram than conventional solar cells, making them ideal for wearable power fabrics or deployment in remote locations. The technology can be integrated into built environments with minimal installation needs.
Researchers developed biocomposites from corn stover and switchgrass for 3D printing with satisfactory properties. A national hydropower testing facility network can accelerate innovation and adoption of clean energy technologies. An EV truck stop design enables megawatt-scale charging, reducing carbon emissions.
Researchers at Chalmers University have developed an optical hydrogen sensor that can detect extremely low levels of hydrogen, allowing for early detection and alarm. The sensor uses AI technology to optimize particle arrangement and geometry, achieving sensitivity in the parts per billion range.
Researchers at Lehigh University have received a $1.2 million NSF grant to purchase a new plasma focused ion beam system for studying material deformation at the nanoscale. The system enables in situ mechanical testing and EBSD analysis, allowing for detailed study of microstructural elements and
Researchers developed a nanoparticle-based approach that uses photoacoustic imaging and infrared light to detect and potentially treat ectopic pregnancies. The technology shows promise in mice studies and may offer a non-invasive and effective way to improve diagnosis and treatment of the condition.
Scientists have developed a method to accurately measure the thermal expansion coefficient of 2D materials when heated, which could help engineers design next-generation electronics. The approach uses laser light to track vibrations of atoms in the material, allowing for precise measurements and confirming theoretical calculations.
Researchers at Singapore University of Technology and Design (SUTD) have developed a novel phase-change key for new hardware security. The device, known as the physical unclonable function (PUF), is scalable, energy-efficient, and secure against AI attacks compared to traditional silicon PUFs.
Researchers created an information engine using a glass bead suspended in water, exploiting thermal noise to convert it into work. The system uses Bayesian estimates to filter out measurement errors and performs significantly better than typical engines when noise is high.
Researchers developed a one-step synthesis route for LDHs using basic magnesium carbonate, reducing costs and environmental impact. The new process produces LDHs with nanosheet morphology and rich defects at room temperature.
Researchers at UNIST have developed a method to synthesize single-crystalline graphite films of up to inch scale, overcoming the critical issue of small size due to weak interaction between layers. The resulting films exhibit exceptional thermal conductivity and uniform quality.
Researchers have designed DNA-based transporters that can deliver precise concentrations of drugs, potentially improving cancer treatment. These nanotransporters can also be programmed to prolong the effect of a drug and minimize its dosage, reducing side effects.
A research group at Osaka Metropolitan University developed a nanovaccine that delivers cancer antigens to dendritic cells, inducing strong cellular immunity. The new system, using positively charged cationic lipids, increases cytokine production by approximately 100 times compared to previous designs.
Researchers at MIT and the University of Tokyo have developed a technique to synthesize many
A University of Central Florida researcher is leading a $1.25 million project to map and manipulate materials at the nanoscale. The research aims to unlock new capabilities of materials at the nanoscale, potentially leading to new catalysts and compounds applicable in quantum science, renewable energy, life sciences and sustainability.
Physicists have observed novel quantum effects in a topological insulator at room temperature, opening up new possibilities for efficient quantum technologies. This breakthrough uses bismuth-based topological materials to bypass the need for ultra-low temperatures.
A Japanese research team has synthesized isotopic atropisomers, a rare class of compounds, using ortho-CH3/CD3 discrimination. The resulting isotopic atropisomers exhibit high rotational stability and stereochemical purity.
Scientists from Harvard John A. Paulson School of Engineering and Applied Sciences have created a machine that uses surface tension of water to grab and manipulate microscopic objects, enabling nanoscopic manufacturing. The device can braid micrometer-scale fibers of synthetic material Kevlar, opening doors for high-frequency conductors.
MIT researchers have developed a new approach to assemble nanoscale devices from the bottom up, using precise forces to arrange particles and transfer them to surfaces. This technique enables the formation of high-resolution, nanoscale features integrated with nanoparticles, boosting device performance.
A team of scientists at PNNL created a new kind of micelle that detects SARS-CoV-2 in the air by bursting open upon contact with the virus, sending an immediate electronic signal. The detector has advantages over current technologies, requiring lower viral particle levels and producing fewer errors.
Researchers have developed an intermetallic palladium-zinc alloy with high corrosion resistance and improved catalytic activity. The alloy's unique structure creates a protective skeletal shell around the zinc atoms, preventing leaching and increasing its durability as an electrocatalyst for ethanol oxidation reactions.
Researchers at Northwestern University discovered that colloidal crystals with DNA can change shape in response to external stimuli, exhibiting a 'shape memory' effect. The crystals can break down but then revert to their original state when water is added, making them useful for sensing and optics applications.
Researchers at Kanazawa University and their international collaborators used 3D-AFM and molecular dynamics simulations to study the surface chemistry and structure of individual cellulose nanocrystal particles. The findings reveal new details on chain arrangements, structural defects, and water molecule arrangement near the CNC surface.
Researchers at Osaka Metropolitan University have developed a new positive electrode material for all-solid-state sodium batteries, enabling high energy storage capacity and long lifespan. The Na2FeS2 material uses inexpensive elements and achieves high reversibility during charging and discharging.
Researchers have developed a new DNA nanotechnology-driven method called Light-Seq that enables the analysis of gene expression patterns in hard-to-access cells within intact tissues. This approach overcomes limitations of existing spatial transcriptomics methods, allowing for deeper understanding of disease mechanisms and biology.