Articles tagged with Electronic Devices
Researchers at Tokyo Institute of Technology have developed a new synthesis method for producing high-performance n-type semiconducting polymers using the DArP method. The resulting polymers, P1 and P2, exhibit significant improvements in electron mobility and stability compared to existing materials.
Researchers at the University of Houston have developed a multifunctional ultra-thin wearable electronic device that can be worn on human skin without being noticed. The device has potential applications in healthcare and robotics, allowing it to automatically collect information and relay it back to the wearer.
A University of Queensland study found that some young children are spending an average of 50 minutes per day on screens, exceeding the national guideline of zero screen time in children under two. The guidelines aim to provide a healthy start for children and limit screen time to promote development and growth.
KIST researchers created a fibrous transistor that maintains functionality even after washing and bending. The device overcomes limitations of current electronic textiles, enabling the development of next-generation wearable computers and smart clothing.
Researchers at the University of Bristol have successfully demonstrated a new material's ultra-high thermal conductivity, twice that of copper. This breakthrough paves the way for energy-efficient devices in mobile phones, radars, and electric cars, leading to better performance and safety.
A new computational model developed by Preeya Achari predicts the behavior of water on the surface of hexagonal boron nitride, a compound used in cosmetic products. The model provides more control over devices made with this material and water, leading to improved performance.
Researchers at Hokkaido University developed a computational approach to predict the behavior of clusters of molecules, enabling faster electronic devices with on/off switching and reversible conductivity. This method could lead to the creation of cluster molecular electronics, a new field of science.
A study by Canadian researchers reveals that hands play a central role in transferring organophosphate ester (OPE) flame retardants and plasticizers through the indoor environment. The study found that most chemicals were present on all surfaces, including electronic devices, floor dust, and participant's hands.
Researchers at KAIST created a textile-based wearable display module that is washable and does not require an external power source. The device integrates polymer solar cells with organic light emitting diodes and features a new encapsulation barrier for reliability.
Researchers at Ohio State University have found a new material that can serve dual roles in electronics, simplifying the use of electrons and holes. This discovery could lead to more efficient electronic devices, such as solar cells, light-emitting diodes, and transistors.
A theoretical model has been developed to describe how chiral molecules can create a spin current, potentially revolutionizing electronic devices. The model predicts that certain circuits with four contacts will allow the detection of this effect.
Scientists developed a technique to integrate single-crystal hybrid perovskites into electronics, enabling flexible devices with reduced manufacturing costs. The advance opens new research avenues for applications in solar cells, LEDs, and photodetectors.
A team of researchers has found a surprising link between emergent magnetism and mechanical pressure in artificially engineered non-magnetic oxide heterostructures. The study reveals that the strength of magnetism can be controlled by applying pressure to the material, opening new routes for developing novel spintronic devices.
Researchers investigated the transition from tunneling leakage current to molecular tunneling in single-molecule junctions, finding optimal nanogap distances for proper function. The study suggests that future single-molecule electronics require precise control over molecular length and gap size.
A new method has been developed to efficiently harvest 2-D materials at the wafer scale, opening up opportunities for flexible electronics. This technique allows researchers to separate individual monolayers of 2-D material in just a few minutes, paving the way for commercialization.
Researchers at Tokyo Institute of Technology have demonstrated that special tetrahedron nanostructures composed of certain metals can exhibit a higher degree of symmetry than spherical atoms. This new type of symmetry may lead to unprecedented electrical and magnetic properties, enabling the creation of novel electronic materials.
Researchers designed a novel molecular wire with a polyyne backbone and a ruthenium-based unit, achieving higher conductance than previous organic molecular wires. The origin of high conductance lies in orbital splitting, which induces changes in the electron orbitals to facilitate electron transfer between metal electrodes and the wir...
Researchers have created all-solid-state batteries with extremely low interface resistance, enabling fast charging and discharging. The batteries showed excellent electrochemical properties, exceeding those of traditional Li-ion batteries.
Allowing students to access electronic devices during lectures can lower scores in end-of-term exams by at least 5%, or half a grade. Students who don't use devices but attend classes where they're permitted also perform poorly.
Researchers aim to create dialects for 'islands' of communicating devices, making attacks harder to launch. The goal is to strike a balance between efficiency, interoperability and security.
Recent advances in flexible and stretchable electronics are used for electronic skins and biological devices in human healthcare. The materials, structures, and functionalities of various biological sensors are introduced to provide potential ideas for commercial applications.
Researchers at the University of Illinois and Texas have optimized boron arsenide crystal growth to create materials with excellent thermal properties. The new material can effectively dissipate heat, outperforming existing heat spreaders three times over.
Researchers create flexible terahertz imagers based on semiconducting carbon nanotube materials that can be fine-tuned to maximize detector performance. The findings expand the scope of terahertz applications, enabling wearable technologies and large-area photonic devices.
Researchers developed a portable keyboard using soft Ecoflex silicone rubber with conductive carbon nanotubes that can withstand bending and crumpling. The device is thin, flexible, and inexpensive, costing only $1, making it suitable for everyday life.
Researchers at the University of York have developed a quantum-based method to distribute secure information along communication lines, potentially preventing serious security breaches. By using a detector-independent design, they reduced vulnerabilities in current systems and enabled secure information exchange across the internet.
A study found that evening use of light-emitting tablets can delay desired bedtimes, suppress melatonin secretion, and impair next-morning alertness. Healthy adults who used tablets before bed reported later sleep onset and rated themselves as less sleepy the next morning.
Researchers developed ultraflexible OPVs with increased PCE and thermal stability, achieving 80% of initial PCE at over 500 hours of continuous thermal stress. The devices exhibit improved thermal stability compared to current OPVs, enabling optimal performance for wearable sensors and electronic devices.
Researchers developed a hydrogenated diamond circuit operational at 300 degrees Celsius, outperforming silicon-based devices in terms of efficiency and temperature resistance. The discovery has potential to improve energy savings and enable the construction of smaller, lighter electronic devices.
Researchers at Hokkaido University discovered a new mechanism explaining stochastic resonance, where noise boosts signal detection in noisy environments. This finding has significant implications for engineering devices and addressing noise issues in various fields.
Researchers at RIT have improved the fabrication process of nano-structures for electronic devices, increasing performance and reducing costs. The new method uses indium-gallium-phosphide materials and combines benefits of wet etching and reactive ion etching.
Scientists at Tokyo Institute of Technology developed a technique to analyze structural and electronic fluctuations on the single-molecule scale across the metal-molecule interface. This method provides information that cannot be obtained using conventional methods, with important implications for devices like organic solar cells.
By adding oxygen atoms to a perovskite-like crystal material, researchers created 2D electron gas with unique properties. The discovery opens up new possibilities for faster and novel electronic devices, including superconductors and actuators.
Researchers have discovered a way to harness vanadium dioxide's unique properties for ultra-low-power electronic devices. By adding germanium to the material, they can lift its phase change temperature to over 100°C, enabling new technologies in space communication, neuromorphic computing, and autonomous vehicles.
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.