Articles tagged with Electronic Devices
A study of 87,577 adults found that average daytime light exposure above 1,000 lux reduced dementia risk by 16%. Longer exposure to bright light was associated with an even greater reduction in risk. Daytime light exposure was stronger predictor of dementia than established risk factors.
A new wearable monitoring system called OMEGA aims to replace outdated fetal heart rate monitoring technology with a unified real-time assessment of fetal oxygen delivery and adaptive capacity. The system could potentially reduce C-section rates and improve maternal and fetal health outcomes, saving millions in healthcare costs.
A research team led by Prof. Yongtaek Hong developed a high-performance transparent organic light-emitting diode (OLED) incorporating highly conductive transparent metal mesh top electrodes fabricated using a selective metal deposition technique. The electrodes achieved high optical transparency of 93-99% and low sheet resistance, maki...
A new vertical design separates expensive electronic components from disposable plastic patches, allowing sweat to travel upward and make electrical contact with sensors. This separation prevents waste and makes continuous monitoring economically possible.
Researchers developed an interferometric second-harmonic generation imaging approach to identify antiparallel domains and detect hidden structural defects in hBN thin films. The study finds that SHG intensity is closely associated with differences in crystal orientation and destructive interference between domains.
Researchers have developed soft, brain-inspired electronics that can sense, store, and process information while conforming to biological tissues. These devices mimic the chemical processing of the human brain, executing complex tasks like heart rhythm classification at ultra-low voltages.
Researchers at Fraunhofer Institute develop a GaN-based power electronics module for 800V bidirectional direct current charging systems. The module enables flexible and efficient charging with improved compactness and reduced costs.
Researchers at POSTECH develop technology that lowers contact resistance by 50-fold and boosts on-state current by 17 times in ultra-thin tellurium transistors. This breakthrough enables stable operation of devices even at extreme temperatures, paving the way for next-generation 3D integrated circuits.
Researchers introduce phosphonate ester groups into conductive polymer films to balance electronic charge transport and ion transport, improving OECT performance. The approach enables precise tuning of polymer properties without redesigning monomers.
Researchers have developed a single device that can harvest light and emit bright visible light, achieving high efficiency in both power conversion and electroluminescence. The device uses a novel organic semiconductor material with controlled energy flow, enabling it to operate at standard lithium-ion battery voltages.
A study by Carnegie Mellon University found that offshoring of production in Taiwanese electronics firms had mixed outcomes on their innovative capabilities. In product categories that could be moved offshore more easily, innovation levels declined, but in other areas, research efforts were reallocated to boost innovation.
A team of researchers at The University of Osaka has created a wireless EEG transmission system that can operate without external power sources. The system harnesses energy from the temperature difference between the human body and surrounding air, allowing it to function reliably even in hot summer conditions.
Lancaster University researchers created a new toolset to guide developers in designing digital technologies that support mindful eating. The toolset, MEDEC cards, provides practical guidelines for designers and health practitioners, aligning with evidence-based health research and ensuring safe and effective solutions.
Researchers at Saarland University are developing smart implants that can continuously monitor and visualize the healing process of fractures. These customized implants can dynamically adapt to the healing process by becoming stiffer or more compliant as required, promoting bone regeneration through micromechanical stimulation.
Researchers at Saarland University have developed a new class of miniature actuators using ultrathin silicone film-based pumps. The pumps can operate without motors, compressed air, or lubricants and can be switched on and off as needed.
Researchers developed a method to estimate vascular age from consumer wearables' PPG signals, predicting accurate results with a mean error of six to seven years. The technique uses a deep learning model and may lead to earlier detection of cardiovascular risk and more effective preventive care.
Researchers developed a wearable scent display that can blend up to eight fragrances in real time, enhancing immersive virtual experiences. The device uses advanced components to precisely control odor intensity and delivery.
A recent study published in Gait & Posture found that analyzing a person's walk and getting up from a chair can identify elevated depression and anxiety symptoms. The researchers used machine-learning models trained on data from participants' movements combined with information about their mental state, achieving high accuracy rates.
Researchers develop programmable system to selectively pick up and place delicate electronic components, enabling mass production of defect-free displays and 3D microchips. The 'smart stamp' technology uses localized heating to control a polymer's stickiness, allowing precise transfer of semiconductor chips and other materials.
Recent advances in photonic nanomaterials and healthcare devices have led to the development of wearable and implantable medical devices. These devices utilize light for precise manipulation of cells and tissues, offering new possibilities for early disease detection, light-based therapies, and personalized precision medicine.
A new material, benzene-phosphonic acid (BPA), enables self-powered operation of smart sensors and wearables. The breakthrough technology reduces fabrication costs and promotes environmental sustainability.
Researchers at Politecnico di Milano and CNR have developed a new ultrafast computer technology controlled by light, potentially hundreds of times faster than traditional electronics. The technology manipulates the state of electrons in matter using oscillating light, enabling operations at rates above 10 terahertz.
A brain-inspired hardware platform has been developed to improve pattern recognition speed, accuracy, and energy efficiency. The platform combines memory and computation on the same chip, allowing nodes to interact collectively like neurons in the brain.
Researchers developed a wearable vibration sensor capable of detecting subtle body movements without external power, opening new possibilities for healthcare technologies. The sensor accurately captures physiological signals and detects extremely faint vibrations across a broad frequency range.
EPFL researchers have theoretically shown that heat can flow toward warmer regions in highly ordered materials, enabling the design of electronics with minimized heat loss. This breakthrough could lead to more efficient thermal management across multiple sectors, from consumer electronics to energy storage and data centers.
Dr. Bruce Gnade, professor emeritus at the University of Texas at Dallas, has been elected as a member of the National Academy of Engineering for his contributions to advancing electronic materials and semiconductor device technologies. He is also recognized for his leadership in education and workforce development.
Researchers at IISc have developed a new gate stack that cuts gate leakage by up to 10,000 times, improving threshold stability and reaching high gate breakdown voltages. The advancements enable GaN technology adoption in high-reliability applications.
Researchers at Harbin Institute of Technology in China report a method to fabricate transparent conductive films on curved surfaces. The technique, using multi-angle co-velocity fitting deposition model, produces smooth and continuous films with high transparency and low electrical resistance.
Researchers have developed a long, needle-thin brain electrode with channels that enables neural signal recording and precisely targeted medication delivery across different brain regions. The technology has primarily been developed for basic research but may be important for future treatments in epilepsy and other neurological diseases.
ASU researchers use DNA to store and protect information in fundamentally new ways, offering a nature-inspired alternative to silicon-based solutions. The approach uses tiny DNA structures that act like physical letters to record and analyze electrical signals, providing high accuracy and scalability.
Researchers have overcome fundamental challenges in molecular electronics, building reliable single-molecule electronic devices. Advances in fabrication and interface control enable predictable responses to light, electric fields, redox states, or mechanical forces.
The ŌURA–NUS Joint Lab combines wearable biometric data with sleep science expertise to study how sleep and physical activity shape long-term health outcomes. The lab aims to generate insights that help individuals, clinicians, and health systems shift from reactive care to proactive preventive health.
Researchers developed a flexible OLED display that can be stretched to 1.6 times its original size while maintaining most of its luminescence. The technology uses MXene nanomaterial and an exciplex-assisted phosphorescent layer, improving the OLEDs' ability to efficiently produce light under strain.
A study by Bielefeld University used anonymized WhatsApp metadata to show that personalized feedback can help people understand their communication habits. Many participants adjusted their views on response speed and chat participation after seeing data-based visualizations.
Researchers created an ultrathin hydrogel electrode that can track vital signals without interruption, overcoming previous dehydration, freezing, and mechanical fragility issues. The new material forms a flexible layer that can withstand extreme temperatures and retain water content over time.
Researchers developed a bio-inspired neuron platform that processes and learns information using light and electronics integrated on a single platform. The chip achieves 92% image recognition accuracy and demonstrates key synaptic behaviors found in biological learning.
Researchers from Japan successfully downscaled a total ferroelectric memory capacitor stack to just 30 nm, maintaining high remanent polarization and paving the way for compact and efficient on-chip memory. This breakthrough demonstrates compatibility with semiconductor devices and paves the way for future technologies.
The Atacama Large Millimeter/Submillimeter Array (ALMA) has been upgraded with 145 low-noise amplifiers, allowing for more sensitive measurements of cosmic radiation. This enables researchers to study dark and distant regions of the universe, gaining insights into star and galaxy formation.
Cuffless devices, such as smartwatches and patches, have shown promise in measuring blood pressure but require standardized validation for medical decision-making. The American Heart Association has outlined key limitations and recommended further research to establish their accuracy.
Researchers have developed a new acoustic wave-producing technology on an electronic chip, enabling customizable curved waves for trapping objects, routing wave information, and transporting fluids. This innovation has significant potential in medical applications, such as noninvasive surgery and biosensors.
Researchers found elevated levels of lead, arsenic, copper, cadmium, and antimony in metal recycling workers' blood and urine, highlighting the need for better cleaning practices and respiratory protection. The study's results emphasize the importance of monitoring rare earth metals and implementing measures to reduce workplace exposure.
A new device from Stanford University aims to improve mindfulness by amplifying and channeling sounds of hand interactions, drawing users into the present moment. The auditory approach fosters greater awareness and clarity, encouraging users to perceive their environment with renewed curiosity.
Researchers at the University of Groningen have developed a new conductive hydrogel that is as soft as the brain, enabling biocompatible electronics. The gel's high sensitivity and flexibility make it ideal for continuous monitoring of vital signs in smart health devices.
A new fabrication method has been developed to create wafer-scale energy storage capacitors with astonishing heating and cooling rates of up to 1,000 °C per second. This 'flash annealing' technique enables the synthesis of high-performance relaxor antiferroelectric films on silicon wafers in just one second.
Scientists at Institute of Science Tokyo developed an automatic and adaptive LED-based optical wireless power transmission system that can efficiently power multiple devices without interruption. The system overcomes limitations of traditional OWPT systems by adapting to varying lighting conditions and ensuring stable power delivery.
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 developed an AI algorithm that accurately diagnosed multiple structural heart diseases from single-lead ECG sensors on smartwatches. The algorithm was trained on over 266,000 12-lead ECG recordings and prospectively validated in a real-world setting.
Researchers at USC Viterbi School of Engineering have developed artificial neurons that physically embody the analog dynamics of biological brain cells. These innovations will allow for significant reduction in chip size and energy consumption, potentially advancing artificial general intelligence.
Recent studies from the University of Eastern Finland suggest that an active lifestyle, good physical fitness and moderate screen time are crucial for brain development in adolescence. Better physical fitness was associated with increased excitability and stronger inhibition of the motor cortex, while passive screen time weakened corti...
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.
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 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.
Scientists have found a new way to manipulate electron transport by exploiting the orbital magnetization of ferromagnetic oxide films. This discovery reveals unexpected electronic behaviors and opens new avenues for designing materials like magnetic sensors with tailored properties.
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.
Researchers at Nagoya University have successfully developed a resonant tunnel diode that operates at room temperature using Group IV semiconductor materials. This breakthrough paves the way for terahertz wireless components that can deliver unprecedented speed and data handling capacity with superior energy efficiency.
A new nanostructure acts like a wire and switch that can control the flow of quantum quasiparticles called excitons at room temperature. The transistor-like switch developed by University of Michigan engineers could speed up information transfer or enable circuits that run on excitons instead of electricity.
A self-powered analytical device has been developed to detect toxic amines in water using electrochemiluminescence. The device generates its own voltage from liquid flow and produces light signals to indicate contamination, making water quality testing more accessible and portable.
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.
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.