Articles tagged with Electronics
Stanford researchers developed a technique to boost PeLEDs' brightness and efficiency, but it comes at the cost of reduced lifespan. The additive doubles efficiency and triples brightness, extending lifespans from under 1 minute to 37 minutes.
Researchers have developed ultra-thin and flexible 2D biochemical sensors with high sensitivity for detecting target substances, revolutionizing sensing technology. However, integrating these sensors into comprehensive systems for large-scale industrial manufacturing poses significant challenges.
Researchers at the University of Minnesota have created a thin film of a unique semimetal material that can generate more computing power and memory storage while using significantly less energy. The study, published in Nature Communications, has important findings about the physics behind its unique properties.
Researchers from Japan and Germany have created an eco-friendly light-emitting electrochemical cell using dendrimers combined with biomass-derived cellulose acetate as the electrolyte and a graphene electrode. The device has a long lifespan of over 1000 hours and is environmentally friendly.
Researchers from Tokyo Tech have developed a new strategy to produce solid electrolytes with enhanced lithium-ion conductivity, preserving their superionic conduction pathways. The proposed design rule enables the synthesis of high-entropy active materials for millimeter-thick battery electrodes.
Scientists have developed a metallic gel that allows for highly conductive 3D printing at room temperature. The gel, which is 97.5% metal, enables the creation of electronic components and devices with unprecedented conductivity.
Researchers develop an ionic device utilizing redox reactions to achieve a high number of reservoir states, enabling efficient complex nonlinear operations. The device demonstrated remarkable performance in solving second-order nonlinear dynamic equations and predicting future values with low mean square prediction error.
Researchers found that iron selenide undergoes a collective shift in orbital energy during the nematic transition, rather than coordinated spin shifts. This discovery opens up new avenues for discovering unconventional superconductors and improving existing materials.
Researchers at Carnegie Mellon University and Penn State University have discovered novel ferroelectric materials that can switch at the atomic level, enabling more efficient microelectronics. The findings hold promise for applications such as non-volatile memory, electro-optics, and energy harvesting.
Researchers at The University of Tokyo have developed a new atomic layer deposition (ALD) technique for depositing thin layers of oxide semiconductor materials, resulting in high carrier mobility and reliability. This breakthrough enables the production of devices with normally-off operation, high mobility and reliability.
A team of researchers successfully controlled 'trions,' a breakthrough toward developing revolutionary optical communication technology. They used a nanoscale plasmonic waveguide to create high-purity trions, which offer advantages over excitons in practical device applications.
Scientists create high-performance bulk magnesium diboride superconducting magnets with low-cost technique, exhibiting good critical current density and trapped magnetic field. The work paves the way for commercialization of MgB2 superconducting magnets.
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.
The article discusses the fabrication and applications of van der Waals heterostructures (vdWHs), which have unique properties and potential for exploring condensed matter physics. Various strategies for fabricating vdWHs were developed in the past decade, leading to promising functionalities in diverse fields.
Scientists have successfully engineered multi-layered nanostructures of transition metal dichalcogenides to form junctions, enabling the creation of tunnel field-effect transistors (TFETs) with ultra-low power consumption. The method is scalable over large areas, making it suitable for implementation in modern electronics.
Osaka University researchers develop a cellulose-based material, called nanopaper e-skin, that makes effective contact with the skin while maintaining breathability and comfort. The substrate can withstand deformation, sterilization, and environmental sustainability, making it a promising candidate for electrophysiological monitoring.
Researchers at Pohang University of Science & Technology have created a high-performance AI semiconductor device using IGZO, achieving over 98% accuracy in handwritten data classification. The new device's design enables efficient linear and symmetric programming, making it suitable for large-scale AI applications.
Researchers at The University of Tokyo have developed a programmable gate driver for solid-state electronic transistor switches, reducing switching loss under changing input current and temperature fluctuations. The device includes automatic timing control, allowing for single-chip integration and real-time control.
University of Minnesota-led researchers developed a new process for making spintronic devices with unmatched energy efficiency and memory storage density. The breakthrough enables smaller devices to be scaled down to sizes as small as five nanometers.
A research team at City University of Hong Kong invented a tunable terahertz meta-device that can control the radiation direction and coverage area of THz beams. The device allows for signal delivery to specific users or detectors and has flexibility to adjust the propagating direction, as needed.
A research team at Osaka Metropolitan University has developed a technique to directly observe changes in the electronic state of light-emitting electrochemical cells (LECs) during electroluminescence. This breakthrough enables improvements in luminous efficiency, paving the way for more efficient and reliable OLEDs and LECs.
Researchers at Carnegie Mellon University have created a soft material with metal-like conductivity and self-healing properties that can support digital electronics and motors. The material has been demonstrated in various applications, including powering motors and enabling reconfigurable circuits.
Scientists at Oak Ridge National Laboratory used neutrons to map phason and phonon vibrations in fresnoite crystals. They found that phasons carry heat three times faster than phonons, which may improve the accuracy of simulations for energy materials.
Scientists from NC State University have discovered a way to manipulate the flow of heat through ferroelectric materials by applying different electric fields. The study, published in Advanced Materials, found that varying electric field strengths, types (AC/DC), time, and frequency can alter the thermal properties of these materials.
New research explores the impact of digital media on visual perception, finding that online environments can shift what the brain pays attention to. Studies suggest that excessive digital use can lead to a reduced sensitivity to oblique angles, but this effect may not be permanent once exposure to nature increases.
Researchers at City University of Hong Kong develop a self-charging electrostatic face mask that can continuously replenish its electrostatic charge through the user's breathing. The mask provides high-efficiency airborne particle removal with 95.8% effectiveness after 60 hours of testing.
The NERVE Center has developed test methods and metrics for various robots, identifying limitations to improve systems. The center's success grew its research capabilities through partnerships with NIST and the U.S. Army.
A new crosslinking strategy for organic-inorganic hybrid dielectric layers improves TFT performance by reducing leakage current and increasing stability. This approach enables low-power driving and easy manufacturing through solution processing, contributing to next-generation flexible electronic devices.
Researchers have discovered a way to construct and control oxygen-deprived walls in nanoscopically thin materials, which can store data in multiple electronic dialects. These walls can retain their data states even when devices turn off, paving the way for next-gen electronics with enhanced memory capabilities.
Researchers have created a tiny pill-like electromagnetic device that can provide medical professionals with diagnostic information about the inner workings of the gastrointestinal tract. The device, when swallowed, delivers data to a smartphone as it passes through the body using electromagnetic technology similar to MRI machines.
A real-time visual sensing system developed by researchers at Incheon National University can detect overcrowding with an accuracy of 96.55% in real-time. The system uses drones to capture footage, analyze it using a modified ResNet architecture, and feed the data into a social monitoring system.
The team developed a way to stack red, green, and blue light-emitting diodes to create vertical, multicolored pixels, enabling higher-resolution displays. This technique could enable fully immersive virtual reality experiences and improve digital screens' sharpness and resolution.
Researchers at MIT have discovered a way to switch graphene's superconductivity on and off with short electric pulses, opening up new possibilities for ultrafast brain-inspired electronics. This discovery could lead to energy-efficient superconducting transistors for neuromorphic devices.
Debashis Chanda, a UCF professor, received the Samsung award to design an infrared camera inspired by a viper's eye. The tech aims to detect weak infrared photons in low-light conditions with minimal power consumption. Funding from Samsung will support integration into consumer electronics products.
A new DNA biosensor developed by NIST, Brown University, and the French government-funded research institute CEA-Leti boasts accurate and inexpensive design. The modular device can measure biomarkers in a scalable and high-sensitivity manner.
A transdisciplinary team at Northwestern University developed a vertical electrochemical transistor that amplifies important signals, making it suitable for wearable devices in bioelectronics. The transistor's high performance and stability enable efficient on-site signal processing.
Researchers at MIT have developed a method to fabricate ever-smaller transistors from 2D materials by growing them on existing silicon wafers. The new method, called nonepitaxial, single-crystalline growth, enables the production of pure, defect-free 2D materials with excellent conductivity.
A new method for measuring bifacial solar panel performance has been developed by the University of Ottawa SUNLAB team. The study proposes a characterization method that considers external effects of ground cover like snow, grass, and soil, providing a way to accurately test panel performance indoors.
Researchers at North Carolina State University have developed a highly sensitive and stretchable strain sensor that can detect minor changes in strain with great range of motion. The sensor's innovative design features a patterned cut network that enables it to withstand significant deformation without sacrificing sensitivity.
Researchers at POSTECH developed high-performance n-type semiconductor Bi2S3 and p-type Te semiconductor through thermal evaporation, reducing energy consumption and environmental impact. This method can be integrated into standard OLED manufacturing, lowering production costs and contributing to the growth of sustainable electronics.
Researchers have successfully fabricated bifunctional flexible electrochromic supercapacitors using silver nanowire flexible transparent electrodes. The devices can exhibit color changes to display energy status, offering potential for smart windows and wearable electronics. With excellent stability and high areal capacitance, these fl...
Researchers at Binghamton University have developed ingestible biobatteries that utilize microbial fuel cells with spore-forming Bacillus subtilis bacteria to power sensors and Wi-Fi connections. The biobatteries can generate up to 100 microwatts per square centimeter of power density, enough for wireless transmission.
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 a novel separator using graphene oxide, acetylene black and polypropylene to suppress lithium polysulfide dissolution and improve lithium-ion transportation. The new separator enables efficient Li-S batteries with better performance and stability.
A research team developed an optical chip that can train machine learning hardware, improving AI performance and reducing energy consumption. This innovation uses photonic tensor cores and electronic-photonic application-specific integrated circuits to speed up the training step in machine learning systems.
A new technique allows printing electronic circuits onto curved and corrugated surfaces without binding agents, paving the way for soft electronic technologies. Prototype smart contact lenses, pressure-sensitive gloves, and transparent electrodes have been created using this method.
Researchers at Penn Engineering have created a chip that outstrips existing quantum communications hardware, communicating in qudits and doubling the quantum information space. The technology enables significant advances in quantum cryptography, raising the maximum secure key rate for information exchange.
Researchers at NIST created grids of quantum dots to study electron behavior in complex materials. The grids provided ideal conditions for electrons to behave like waves or get trapped in individual dots.
Researchers have summarized the latest developments in mass transfer techniques for large-scale and high-density microLED arrays. The techniques address key challenges such as interfacial adhesion mechanisms and process parameters to achieve high reliability and efficiency.
Researchers from Yokohama National University have developed a flexible film for batteries that can operate reliably in air, offering potential for highly deformable batteries in wearable devices. The film shows excellent oxygen gas impermeability and extremely low moisture permeability, making it suitable for wearable applications.
Researchers have controlled a one-dimensional electron fluid to an unprecedented degree, discovering new properties of Tomonaga-Luttinger liquids in two-dimensional materials. The team's findings could pave the way for more robust quantum computers with enhanced fault-tolerance.
Researchers create liquid metal circuitry using a desktop laser printer, enabling rapid printing of functional circuits onto various surfaces. The method produces devices that display images, tag RFID, sense temperature and sound, expanding the applications of liquid metal circuits.
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.
Scientists have developed a prototype circuit board made of a sheet of paper with fully integrated electrical components, making it easy to dispose of responsibly. The new design uses wax and ink to print channels, conductive inks, and metal components onto the paper, creating a flexible and thin device that can be burned or degraded.
Imperial College London researchers have developed a new low-cost sensor thread called PECOTEX that can be embedded into clothing to monitor vital signs. The sensors, which cost $0.15 to produce, can track breathing, heart rate, and gases like ammonia, potentially leading to diagnosis and monitoring of disease.
Researchers developed an AI tool using natural language processing and machine learning to identify people who inject drugs in electronic health records. The model accurately identified PWIDs in 1,000 records from 2003-2014, significantly improving clinical decision making and resource allocation.
Researchers created a rechargeable, remote-controlled cyborg cockroach with an ultrathin organic solar cell module powered by a lithium polymer battery. The device allows for wireless control of leg segments, enabling long-term operation without recharging.
A large retrospective study found that visceral fat area from fully automated and normalized abdominal CT analysis predicts subsequent myocardial infarction or stroke in Black and White patients. The study suggests that body composition analysis using machine learning could be widely adopted to add prognostic utility to clinical practice.
EPFL researchers have discovered a material called Vanadium Dioxide (VO2) that can remember its previous external stimuli for up to three hours. The material's structural memory is capable of anticipating future events, similar to how neurons in the brain function.
Researchers at Gwangju Institute of Science and Technology improve triboelectric nanogenerators by using mesoporous carbon spheres to enhance charge transport and surface charge densities. The device achieves a 1300-fold higher output current, enabling potential sustainable energy harvesting.