Articles tagged with Electronic Devices
Researchers discovered that heat flow behaves like a viscous fluid when transitioning from metal to substrate, causing temperature spikes in electronic devices. This finding paves the way for better thermal management, improving processor performance and preventing 'hot spots',
Researchers integrated oxide two-dimensional electron gases with gallium arsenide, creating a promising material for new electronic devices. The new development could lead to the creation of transistors, superconducting switches, and gas sensors that interact with light.
Researchers develop new method to produce nanoribbons of graphene, essential for smaller electronic devices. The process uses ultraviolet light and 600-degree heat to create narrow strips of graphene with a bandgap.
A team of researchers found that frequent e-device users performed less well in a reading comprehension test after reading scientific articles. The study suggests that the way people read on electronic devices can hinder the holistic approach to reading required for understanding science concepts.
Scientists at the University of Cambridge and TU Eindhoven develop functional 3D-nanoprinted circuits that can process information along three dimensions. This breakthrough could lead to significant increases in electronic device storage and processing capacities.
Researchers have discovered a new way to simulate Einstein's theory of general relativity in electronic systems, enabling the creation of 3D electron lenses and electronic invisibility devices. The discovery uses Weyl metamaterials, which combine ideas from solid-state physics, particle physics, and cosmology.
Researchers developed a postprocessing treatment for silicon-based electrodes that improves mechanical properties and storage capacity, leading to up to ten times increased electrode performance. The treatment involves placing electrodes in a humid environment for two to three days, resulting in greater stability and longer cycle life.
A Concordia University study published in Nature Communications reveals the potential for ultra-smart transistors that harness the quantum nature of electrons. Researchers have made a breakthrough in controlling electron behavior within nanoelectronics, showing new engineering possibilities for two-in-one quantum electronic devices.
Researchers at Osaka University have developed a single-walled carbon nanotube device that can detect below-threshold signals through the use of stochastic resonance. The device's self-noise component is generated by molecular adsorption on graphite materials, increasing its signal detection ability.
Dissolvable electronics can be triggered to dissolve by ambient moisture, offering a new way to make environmentally friendly devices and biomedical implants. Researchers have developed a model that controls the dissolution kinetics of functional devices, allowing for precise control over the transient period.
A low-cost smart glove can accurately translate the American Sign Language alphabet and transmit text wirelessly to electronic devices, with applications in virtual reality, telesurgery, and other fields. The system cost less than $100 to build and has low power requirements.
A Japanese collaboration led by Osaka University has developed a method to detect unique signatures from single molecules using carbon nanotube-based devices. The researchers found that different molecules produced distinct noise signals related to their properties, allowing for the prediction of molecular interactions.
A study of 48 university students found intensive users experienced wrist/hand pain and median nerve effects, leading to numbness and pain. The findings suggest caution when using handheld devices to minimize the risk of developing carpal tunnel syndrome.
Researchers at Queen's University have created unique 2D sheets, called domain walls, which exist within crystalline materials and can appear, disappear or move around without permanently altering the crystal. These breakthroughs could revolutionize tiny electronic devices by enabling constant reconfiguration of electronic circuits.
Researchers at LMU Munich develop mechanically stable pentacene nanosheets for flexible electronics and biosensors. The new method eliminates the need for solvents and allows for low contact resistance, enabling applications in vital data acquisition, displays, and solar cells
Stanford researchers have created a new wave of flexible and biodegradable electronics that can break down in weak acid. The devices use a semiconductive polymer that can decompose, making them suitable for wearable sensors or environmental monitoring applications.
Researchers have successfully powered small electronic devices in the gastrointestinal tract using mid-field wireless powering, a technique that operates at higher frequencies for more efficient delivery. This breakthrough could transform disease diagnosis and treatment by enabling implantable devices to operate wirelessly.
A new paper-based device harnesses mechanical energy from body movements to charge small electronics, offering an untethered alternative to traditional batteries. The lightweight, rhombic design is capable of charging devices to 1 volt in just a few minutes.
NYU Tandon and Michigan State University researchers discovered that partial fingerprints can be used to trick biometric security systems, making them more vulnerable. The study found an average of 92 potential MasterPrints for every batch of 800 partial prints, highlighting the need for multi-factor authentication schemes.
Scientists at NC State develop technique to convert positively charged rGO into negatively charged material, enabling the creation of rGO-based transistors. The method uses high-powered laser pulses to disrupt chemical groups, creating a p-n junction that's crucial for transistor applications.
Researchers at University of Illinois developed a new approach to dynamically tune the micro- and nano-scale roughness of atomically thin MoS2, improving its hydrophobicity for various applications including waterproof electronics and medical devices. The study expands toolkit for tunable wettability of 2D materials.
A groundbreaking study in Nature Magazine explores the use of zinc oxide to improve semiconductors and energy output in electronic devices, promising increased efficiency and performance. The research has significant benefits for Marines on the ground and Sailors at sea, as well as global consumers.
Researchers found that daytime bright light exposure reduces the negative impact of evening blue light screen use on sleep. The study, published in Sleep Medicine, involved young adults who used self-luminous tablets for two hours after a day of outdoor activities or office lighting.
Researchers at Pohang University of Science & Technology have developed a low-crystalline conducting polymer that shows high-field effect mobility, enabling faster charge transport without compromising mechanical properties. This breakthrough opens up new possibilities for soft electronics and wearables.
University of Oregon scientists have synthesized a stable biradical compound with two free-flowing, non-bonding electrons. The molecule can change its bonding patterns to a magnetic state when heated, but returns to a fully bonded non-magnetic closed state at room temperature.
A portable artificial vision device improved daily living tasks for 12 legally blind participants, who performed better when using the device than with their best-corrected visual acuity alone. The device recognizes text, faces, and objects, providing an effective low-vision aid despite technical limitations.
Scientists at Disney Research have developed a method to differentiate between even seemingly identical electronic devices using their unique radio frequency emissions. The EM-ID system achieved 95% accuracy in identifying individual devices, with limitations including the need for powered-on devices and potential signal overlap.
Researchers at MIT have successfully created simple electrical heating devices using coal, showcasing its potential for various high-tech uses. The team characterized the chemical, electrical, and optical properties of four different types of coal, revealing a range of conductivities that can be tailored to specific applications.
A study by psychologists Henry Wilmer and Jason Chein found that people who constantly check their phones exhibit poor impulse control and a tendency to devalue delayed rewards. This suggests that frequent smartphone use is associated with impatience and impulsivity.
UC Riverside researchers have successfully transmitted electrical signals through insulators in a sandwich-like structure, potentially revolutionizing electronic device efficiency. The breakthrough exploits the 'spin' of electrons rather than their charge, enabling new generations of spintronic devices.
Researchers at the University of Alberta have invented a new transistor that could revolutionize thin-film electronic devices with its bipolar action architecture. The device has power-handling capabilities up to 10 times greater than commercially produced transistors, making it suitable for flexible electronics applications.
Researchers from Moscow State University have grown organic semiconductor crystals with extremely high light-emitting efficiency, promising a bright future for wet-processed organic optoelectronics. The solution-grown crystals outperform vapor-grown ones in luminescence efficiency and quantum yield.
Scientists from ITMO University developed a novel WPT system that maintains up to 80% transfer efficiency across 20 centimeters, making it suitable for commercial applications. The system uses spherical dielectric resonators and a higher-order resonant frequency mode to reduce power losses.
Researchers have developed a new process to grow designer crystals using vapour rather than liquid, enabling the creation of faster and more powerful electronic devices. The method uses metal organic frameworks (MOFs) with extremely large surface areas, allowing for the trapping of other molecules and boosting processing power.
Researchers at Penn State have discovered a way to give transistors a power boost by incorporating vanadium oxide into electronic devices. The material's metal-to-insulator transition property can enhance state-of-the-art non-volatile memories and improve the stability and energy efficiency of read, write, and maintain information states.
Researchers developed a method for fabricating nano-scale electronic scaffolds that can be injected via syringe, monitoring neural activity, stimulating tissues and promoting neuron regeneration. The technology has the potential to revolutionize the interface between electronics and biology.
Researchers at Tohoku University have successfully fabricated an atomically thin, high-temperature superconductor film with a Tc of up to 60 K, exceeding that of bulk FeSe. This finding enables the control and tuning of Tc, opening up new avenues for investigating mechanism and developing next-gen nano-scale superconducting devices.
Researchers at the University of Illinois have developed heat-triggered self-destructing electronic devices that dissolve into their molecular components. This technology reduces electronic waste and boosts sustainability in device manufacturing.
Dartmouth researchers developed a novel screen-camera communication system called HiLight, enabling seamless, real-time data transfer between screens and cameras without user intervention. The system supports various applications, including augmented reality and security features.
Researchers at UMass Amherst developed a new understanding of strain effects on organic transistor performance, revealing that micro-scale wrinkling can enhance or have no effect on electrical properties. The study contributes to the development of next-generation flexible electronic devices.
Researchers have designed an organic electronic device with record-breaking ultra-long charge carrier lifetimes, opening up possibilities for new classes of devices such as sensitive photo detectors and flexible memory elements. This breakthrough could lead to more efficient solar cells, low-carbon electricity generation, and reduced e...
UT Arlington researchers have developed a way to fabricate nanoscale pillars that can lead to more energy-efficient transistors in electronic devices. The innovation could result in a tenfold reduction in energy consumption, reducing the need for frequent battery charging.
Researchers at KAIST developed an ultrathin polymeric insulator using initiated chemical vapor deposition, overcoming limitations of traditional techniques. The resulting insulator enables the creation of low-power, high-performance field-effect transistors on flexible substrates.
A Kansas State University chemical engineer has developed a patented process to build better semiconductors, minimizing defects that can degrade device efficiency. The research uses off-axis silicon carbide substrates, which have been shown to have fewer defects than standard substrates.
A large study published in BMJ Open found that teens who spend more than 2 hours on screens after school are strongly linked to longer sleep onset latency and shorter sleep duration. The research suggests that screen time may replace sleeping time or interfere with sleep by stimulating the nervous system.
A study by British researchers found that aesthetically appealing visuals speed up people's ability to solve multi-step problems with visuals on websites or mobile phones. Simple and familiar icons were the easiest to find, but when the task got harder, pleasing aesthetics provided a performance boost.
Harvard University researchers demonstrate ability to paint ultra-thin coatings onto rough surfaces using thin-film interference, enabling lightweight decorative logos on spacecraft. The technology also holds promise for making flexible electronic devices and advanced solar cells.
Scientists at UT Arlington have discovered a way to cool electrons to extremely low temperatures using nanotechnology, potentially reducing energy consumption of electronic devices by over 10 times. This breakthrough could lead to the development of energy-efficient transistors and improve military electronics.
The new findings demonstrate that the process can generate small amounts of electricity, comparable to other ambient energy harvesting systems. The device could be simple and powered by humidity in the air, producing clean water as a side benefit.
Berkeley Lab researchers have developed the world's first fully two-dimensional field-effect transistor (FET) using layered materials with van der Waals interfaces. This breakthrough promises to improve the performance and scalability of electronic devices, enabling the creation of faster and more efficient electronics.
Scientists at AIMR successfully synthesized three-dimensional (3D) nanoporous graphene with preserved two-dimensional Dirac electronic characters. The material exhibits exceptional electron mobility and a massless Dirac cone system, making it an attractive alternative to silicon-based devices.
Scientists successfully create 'heterostructures' with novel functionalities, such as tunnelling transistors and solar cells. By controlling the relative orientation between graphene and boron nitride, researchers can reconstruct the crystal structure of graphene and open a band-gap.
The FDA's premarket approval process for cardiac implantable devices allows for incremental innovation with minimal data collection. The study found that 37% of supplements represented minor alterations to device design or materials, and only 23% included new clinical data.
A study by Georgia Tech researchers found that people in the US and South Korea prefer wearing e-textiles on their wrists and forearms, with minimal acceptance for other locations. Cultural differences play a significant role in perceptions of wearable technology, with Americans focusing on ease of use and South Koreans prioritizing mo...
Researchers have created a small holographic projection system with a lensless zoom function, enabling compact and cost-effective projectors. The new technology reduces calculation time and preserves image quality, making it suitable for applications such as presentations and displays.
Researchers have developed a nanobiocomposite material by combining the natural properties of Morpho butterfly wings with carbon nanotubes, showing promise for wearable electronic devices and sustainable energy applications. The new hybrid material exhibits high electrical conductivity and self-cleaning capabilities.
A team at UC Riverside developed a novel way to build resistive memory devices that can store terabytes of data, replacing current flash memory. The new technology uses zinc oxide nano-islands on silicon, eliminating the need for a separate selector device.
A team of researchers at Bangor University has made significant discoveries on the behavior of polyethylene in conducting electrical charges. The study reveals that the nano-scale structure of polyethylene, with crystalline regions separated by amorphous zones, plays a crucial role in charge conduction.
Researchers discovered that ancient artists and craftsmen developed sophisticated thin-film coating techniques, including using mercury as a glue, to apply uniform films of gold and silver. These techniques have not been surpassed in quality since ancient times, making them invaluable for preserving priceless artifacts.
Researchers studied how each state forms, including wrinkle, crease, and fold states. The findings help engineers control the formation of these structures for flexible electronic devices or variable adhesion surfaces.