Articles tagged with Electronics
A team of Korean researchers has successfully integrated a single memristor into micro-LED pixels, replacing the traditional driving transistor and storage capacitor. This innovation enables more efficient and easier-to-build displays with improved brightness and color accuracy.
Researchers at MIT developed microscopic, wireless bioelectronics that can identify and travel to specific brain regions without human guidance. These implants provide focused treatment for brain diseases like Alzheimer's and multiple sclerosis by wirelessly powering electrical stimulation in precise areas.
Researchers have developed a numerical model to optimize avalanche photodiodes for detecting photons in ultraviolet wavelengths. The study improved the design of Geiger-mode avalanche photodiodes, resulting in high single-photon detection efficiencies up to 71% for photons with a wavelength of 340 nm.
Researchers have captured a new polar order in a hybrid crystal, enabling electric control of spin-orbit coupling and circular photogalvanic effect. The material exhibits three hallmarks: switchable net polarization, asynchronous switching, and field-driven polar-to-polar transition.
Researchers at Rice University have discovered that light can trigger a physical shift in atomic lattice, creating tunable behavior and properties in transition metal dichalcogenide (TMD) materials. This effect could advance technologies using light instead of electricity, such as faster computer chips and ultrasensitive sensors.
Researchers have developed a new method for calibrating electrical resistance using memristors, which can provide stable resistance values directly linked to fundamental constants of nature. This approach eliminates the need for complex cooling systems or high magnetic fields, making it a simpler alternative to current systems.
The team successfully tested a hybrid Cessna 337 plane with a smaller, more efficient silicon carbide-based motor drive system. The technology reduces the overall size and weight of the plane, making it ideal for small aircraft where space is limited.
Researchers at South China University of Technology develop a method to solve unstable anode:electrolyte interfaces using digital light processing (DLP) 3D printing. The resulting batteries retain over 91% capacity after 8,000 cycles and achieve stable cycling over 2,000 hours.
A novel cellulose-based piezoresistive sensor has been developed for interference-free respiratory rate monitoring. This customizable cylindrical architecture pairs MXene nanosheets with TEMPO-oxidised cellulose nanofibrils, enabling accurate tracking under different environmental conditions.
Researchers at the University of Cambridge found that the human eye has a resolution limit, above which screens provide more information than can be detected. For an average UK living room, a 44-inch 4K or 8K TV does not offer additional benefits over a lower resolution Quad HD TV.
University of Houston researchers have discovered a material with thermal conductivity exceeding 2,100 watts per meter per Kelvin at room temperature. This breakthrough challenges existing theories and could lead to the development of new semiconductor materials with improved thermal management in electronics and data centers.
Researchers from Xi'an Jiao Tong University develop on-skin epidermal electronics for next-generation wearable devices that overcome traditional wearables' limitations. This technology enables long-term, high-fidelity health monitoring with innovative design features.
The WSU-led team created antennas that remain stable when bent or exposed to high humidity, temperature variations, and salt. They also developed a processor chip that can correct errant signals in real-time.
Duke University researchers have developed a printing technique that can create fully functional and recyclable electronics with features as small as tens of micrometers. This breakthrough has the potential to significantly reduce the environmental impact of the $150 billion electronic display industry.
The review highlights the importance of clean transfers in 2D material research, emphasizing that it can make or break an experiment. The authors propose a unified approach to transfer methods, synthesis, and testing to improve reproducibility and reliability.
Researchers have developed flexible electrodes that mimic skin's softness and stretchability, enabling stable high-quality signals. Composite designs combining metallic systems are being explored to balance flexibility, conductivity, and transparency.
Researchers developed an ultra-sensitive hydrogel for human-machine interaction, achieving high-accuracy collaboration in remote surgical operations and virtual reality. The AirCell Hydrogel boasts a smooth surface and porous interior structure, allowing it to detect various human motions with exceptional accuracy.
A team of researchers from Tokyo University of Science has discovered a new approach to enhance air and water stability in sodium-ion batteries by doping with calcium ions. The study shows that Ca-doped NFM exhibits high stability, improved rate of performance, and high discharge capacity.
Researchers developed a deep blue organic light-emitting diode (OLED) capable of producing sharp blue emission meeting BT.2020 standards with just a single 1.5 V battery. The device operates by introducing a new molecular dopant that prevents charge trapping, a problem that previously hampered the performance of low-voltage OLEDs.
Researchers at the University of Missouri have developed an AI-powered method to detect hidden hardware trojans in chip designs, offering a 97% accurate solution. The approach leverages large language models to scan for suspicious code and provides explanations for detected threats.
Researchers at Kyushu University have developed a new method to build more energy-efficient magnetic random-access memory (MRAM) using thulium iron garnet. The team successfully produced thin films of platinum on the TmIG material, enabling high-speed and low-power information rewriting at room temperature.
Researchers created a paper-thin LED that mimics sunlight's warm glow, ideal for next-gen phone screens and adaptive indoor lighting. The device uses quantum dots to convert electric energy into natural light, reducing blue wavelengths and promoting better sleep and eye health.
Scientists observed tiny but spontaneous distortions in the crystal lattice of Cu_xBi_2Se_3 as it entered a superconducting state. This marks the first clear evidence of a topological superconductor coupling to the crystal lattice, advancing understanding of exotic electronic states.
A new AI-based system helps researchers design polymers with tailored electronic properties for next-generation bioelectronics. By processing a wide range of experiments, the system reveals the importance of local polymer order and dopant-polymer separation in controlling electronic properties.
Scientists have developed a programmable electronic circuit that harnesses high-frequency electromagnetic waves to perform complex parallel processing at light-speed. This breakthrough has the potential to power next-generation wireless networks, real-time radar, and advanced monitoring in various industries.
A new spinel-type sulfide semiconductor, (Zn,Mg)Sc2S4, has been developed by researchers at Science Tokyo. The material can be chemically tuned to switch between n-type and p-type conduction, making it suitable for pn homojunction devices in next-generation LEDs and solar cells.
MIT researchers developed a new framework that helps engineers design complex systems explicitly accounting for uncertainty. The framework allows them to model the performance tradeoffs of a device with many interconnected parts, each of which could behave in unpredictable ways. This approach can help engineers develop complex systems ...
The US Naval Research Laboratory has installed a state-of-the-art cluster system for growing and analyzing quantum materials at the atomic level. This allows researchers to study materials one layer at a time, eliminating the need for sample transfer and reducing contamination risk.
Researchers have created a magnetic transistor that can enable smaller, faster, and more energy-efficient circuits. The device uses chromium sulfur bromide as a magnetic semiconductor, allowing for efficient control of electricity flow.
Researchers at TU Wien developed a new form of doping called modulation acceptor doping (MAD) that improves conductivity without incorporating foreign atoms. This technology enables faster switching times, lower power consumption, and better performance in quantum chips.
Researchers develop flexible batteries with internal voltage regulation using liquid metal microfluidic perfusion and plasma-based reversible bonding techniques. This technology addresses limitations of traditional rigid batteries.
A strong-confinement low-index rib-loaded waveguide structure enables efficient light propagation and high electro-optic coupling in TE polarization, opening up new ways for fast proof-of-concept demonstration. The structure achieved a 3-dB bandwidth beyond 110 GHz and a voltage-length product of 2.26 V·cm.
A Brown University study found that small cracks in a device's electrode layer can drive deeper cracks into the polymer substrate layer, compromising mechanical integrity. Researchers identified hundreds of polymers that could mitigate this elastic mismatch and prevent cracking.
A team of researchers from Japan has synthesized a novel 2D material, 2H-NbO2, which exhibits strongly correlated electronic properties with two-dimensional flexibility. The discovery paves the way for realizing advanced quantum materials in next-generation electronic devices.
Researchers directly observe 'Floquet effects' in graphene, paving the way for innovative technology. The study reveals that Floquet engineering works in many materials, enabling targeted control over electronic states.
Researchers developed a hybrid kiri-origami structure to overcome the trade-off between flexibility and function in stretchable electronics. The design features a mutual orthogonal cutting line pattern, allowing simultaneous mounting of rigid components and stretching.
A flexible skin-mounted haptic interface can replicate diverse motions using a single actuator, providing rich tactile feedback and versatility. The technology aims to assist humans in various applications, including wearable human-machine interfaces and medical operations.
Researchers at Pusan National University have developed a novel, multi-resin dispensing process for fiber-reinforced polymer fabrication, enabling precise patterning of mechanical properties within a monolithic structure. The breakthrough composite material combines flexibility and strength for advanced robotic applications.
Physicists have observed the elusive giant anomalous Hall effect in a nonmagnetic material for the first time using high-quality thin films of Cd3As2. This breakthrough challenges long-held assumptions and opens up new pathways to advanced electronic devices based on nonmagnetic materials.
The POEM Technology Center in Denmark will produce advanced wafers for photonic chips, enabling the development of high-speed communication and optical data processing. The facility will also facilitate the production of quantum chips, a key component in large-scale quantum computing.
The new Harvard device can turn purely digital electronic inputs into analog optical signals at high speeds, addressing the bottleneck of computing and data interconnects. It has the potential to enable advances in microwave photonics and emerging optical computing approaches.
Kyushu University researchers have developed a new 3D bioprinting method to create customized dysphagia diets using controlled radiofrequency and microwave energy. The method produces gels with varying textures, adhesiveness, and water retention suitable for different dysphagia diet requirements.
A flexible electronic solution has been developed to detect corneal deformation and eyelid pressure, enabling precise control of drones through blinking. The system achieves high accuracy in distinguishing conscious from unconscious blinks, with potential applications in medical monitoring and human-machine control.
Researchers at MIT have developed a compact frequency comb that can accurately detect and identify chemicals in real-time, with high scalability and flexibility. The device uses a carefully crafted mirror to generate a stable frequency comb with very broad bandwidth, overcoming the challenge of dispersion limitations.
The article discusses the progress of nanoimprint lithography (NIL) over 30 years, highlighting its high throughput and 3D patterning capabilities. NIL is becoming a key technology for fabricating emerging devices, including metalenses in smartphone cameras and automotive lidar.
Researchers develop a novel deep learning-enabled method for high-speed, high-precision 3D surface measurements. The technique uses frequency-domain multiplexing and achieves speeds 16 times faster than the sensor's native frame rate.
Noncommutative metasurfaces enable diverse path entanglement by exploiting interaction between metasurfaces and entangled photons, expanding quantum information processing capabilities. The research paves the way for high-dimensional information encoding in quantum communications and parallel processing in quantum computing.
Scientists have discovered a new type of metal oxide that can breathe oxygen at relatively low temperatures. This unique ability makes it ideal for real-world applications in clean energy technologies, including fuel cells and energy-saving windows.
Researchers explore ADRC-based servo control for aviation EMA servo drives, highlighting its potential to suppress disturbances comprehensively. The study also identifies challenges and development trends in aviation electro-mechanical servo control.
The research, led by MIT mechanical engineering graduate student Marwa AlAlawi, developed a reconfigurable antenna using auxetic metamaterials that can change its frequency range by changing its physical shape. The device is durable, inexpensive, and can be fabricated using a laser cutter.
Researchers have developed the world's first microwave neural network processor, capable of performing real-time frequency domain computation and recognizing patterns. The chip consumes less than 200 milliwatts of power, making it suitable for edge computing applications like smartwatches and cellphones.
Researchers at Chungnam National University developed a new ultra-thin protective layer using polyacrylic acid to prevent dendrite growth and enhance battery performance. The zinc-bonded polyacrylic acid coating proved remarkably durable, resisting dissolution in aqueous solutions and promoting uniform distribution of zinc-ions.
Researchers developed a hybrid-interlocked self-assembled monolayer strategy to enhance device stability in perovskite indoor photovoltaics. The optimized devices achieved record indoor power conversion efficiency of 42.01% and projected T90 lifetime approaching 6000 hours.
Researchers at the University of Rochester have developed a new type of solar thermoelectric generator that can harness thermal energy in addition to sunlight. The device is 15 times more efficient than current state-of-the-art devices, making it a promising source of renewable energy.
Scientists at Yokohama National University have created a device that uses acoustic levitation and a squeeze film to move objects without friction, enabling fast and precise transport of small parts. The device was tested on an inclined surface and showed successful movement with weights up to 43 grams.
Researchers at University College London developed durable new solar cells capable of efficiently harvesting energy from indoor light. The team successfully reduced defects in the perovskite material, increasing efficiency and durability, paving the way for electronics powered by ambient light.
Researchers successfully grew high-quality ScAlN thin films on AlGaN/GaN heterostructures using sputtering at varying temperatures. The study reveals that higher growth temperatures improve structural quality and carrier density in the 2DEG, but electron mobility is reduced due to structural imperfections.
Researchers developed an organic molecule that simultaneously emits light suitable for displays and absorbs photons for deep-tissue bioimaging, overcoming a long-standing design challenge. The compound achieved high efficiency in both applications, paving the way for next-generation multifunctional materials.
Researchers consider natural rubber's potential as a sustainable material for flexible sensors, self-powered systems, and energy harvesting devices. The study aims to enhance natural rubber's electrical and mechanical properties while minimizing its environmental impact.
A new machine learning-based design method has been proposed to achieve stable and efficient wireless power transfer. The approach uses real-world circuit modeling and numerical simulations to optimize system performance, demonstrating significant improvements in output voltage stability and power-delivery efficiency.