Articles tagged with Electronic Devices
Daily electronic screen use is associated with approximately 50 minutes less sleep per week and later bedtimes in adults. The findings suggest that these disruptions are not limited to children and adolescents, particularly among those with evening chronotypes.
Researchers developed a compact, solid-state laser system that generates 193-nm coherent light, marking the first 193-nm vortex beam produced from a solid-state laser. This innovation enhances semiconductor lithography efficiency and opens new avenues for advanced manufacturing techniques.
Scientists at POSTECH and University of Montpellier successfully synthesized wafer-scale hexagonal boron nitride (hBN) with an AA-stacking configuration using metal-organic chemical vapor deposition (MOCVD). This achievement introduces a novel route for precise stacking control in van der Waals materials.
A new security protocol has been developed to protect miniaturized wireless medical implants from cyber threats, ensuring patient safety. The protocol uses a quirk of wireless power transfer to authenticate device access and prevent hacking.
Research team develops novel method to exploit frictionless sliding for improved memory performance and energy efficiency. The new technology enables unprecedentedly efficient data read/write operations while consuming significantly less energy.
MIT researchers create scalable, low-cost device that generates high-power terahertz waves on a chip without bulky silicon lenses. The system uses a matching sheet to minimize signal reflection and improves performance with commercially available substrate material.
Researchers from Science Tokyo developed three design techniques to enhance power efficiency and data rates in wireless transmitters, enabling synergistic operation of electronic devices. The techniques avoid the power-hungry CORDIC circuit block and ensure linearity in amplitude and phase modulation.
Researchers have developed a new form of QR code that can protect users from phishing attacks by signaling whether a link is safe or not. The SDMQR codes provide an added layer of security without interfering with existing functionality, allowing companies to replace traditional barcodes with more sophisticated QR codes.
Dr. Ted Moise, UT Dallas professor and director of the North Texas Semiconductor Institute, has been honored as a National Academy of Inventors Fellow for his groundbreaking work on ferroelectric random-access memory (FRAM). This technology enables faster data storage while using less power, with applications in ultra-low power microco...
The ePRO monitoring system significantly improved patient-physician communication and treatment explanations, supporting patient-centered cardiovascular care. The study found that the system's implementation enhanced patient outcomes and reduced healthcare disparities.
Researchers at University of Groningen found that twisted tungsten disulfide sheets exhibit unexpected electronic properties, contradicting theoretical predictions. The study provides insights into the structural relaxation of 2D materials and enhances prediction and manipulation capabilities.
PPPL researchers will lead two collaborative projects involving national labs, academic, and industry partners to advance microelectronics and sensors. The projects aim to create a science-based plasma-processing toolbox for next-generation semiconductor device manufacturing processes.
A new system combines vibrational and sound feedback to help users navigate complex environments safely and effectively. The research, tested in a virtual reality setting, shows promise in reducing collisions and improving mobility for individuals with visual impairments.
A study published in JAMA found that electronic sepsis screening among hospitalized ward patients resulted in lower in-hospital 90-day mortality compared to no screening. The study also showed a significant reduction in mortality rates.
A multinational study of 14 countries found that having a personal social media account was linked to higher total sedentary time in both males and females. Adolescents who reported less recreational screen time lived in walkable neighborhoods and had better perceptions of safety.
Researchers create high-quality hexagonal boron nitride (hBN) films just one atom thick using a new growth method. The films exhibit excellent insulating properties and are suitable for high-performance electronic devices.
Researchers developed miniature, multifunctional iontronic devices using biocompatible hydrogel droplets, outperforming previous soft iontronic devices. The dropletronics devices can interface with cells and record biological signals, offering a biocompatible approach to direct ionic communication.
Team Bath Heart, a team of students from the University of Bath, has won the second world Heart Hackathon title with their innovative artificial heart device. The team's prototype, which uses wireless charging and 3D printing, was praised for its novelty, progress, and presentation.
MIT researchers develop 3D transistors using quantum mechanical properties to achieve low-voltage operation and high performance. The devices can deliver comparable performance to state-of-the-art silicon transistors while operating efficiently at much lower voltages.
A full textile energy grid can be wirelessly charged, powering wearable sensors, digital circuits, and even temperature control elements. The system uses MXene ink printed on nonwoven cotton textiles, demonstrating its viability for integrated textile-based electronics.
Researchers developed a novel approach to regulate temperature based on gold structure concentration, improving spin wave transfer efficiency. This innovation has promising potential for future applications using spin waves and addresses the persistent issue of heat generation in electronic devices.
Researchers have discovered that electrons in certain quantum materials behave like a viscous fluid, allowing for the detection of terahertz waves. This breakthrough enables faster data transfer and advanced medical imaging technologies.
Researchers at NICT and partners developed a new type of superconducting flux qubit that can operate optimally in zero magnetic field. The qubit boasts a coherence time of 1.45 microseconds, marking a significant improvement over previous designs.
A Dartmouth study introduced a smartphone app to monitor student mental well-being, which was recognized for its impact on the development of mobile and wearable health technology. The app found strong correlations between student mental health and academic performance, social interactions, and behavior.
The research team developed a printing-based selective metal thin film deposition technique, enabling the fabrication of high-performance soft electronic devices and circuits in various forms. The method utilizes polymer patterns to block metal vapor condensation, allowing for patterning on multi-curvature or elastic substrates.
Researchers at Purdue University have developed a patent-pending optical counterfeit detection method for chips called RAPTOR, which exceeds traditional methods by up to 40% in accuracy. The technology uses deep learning to identify tampering and has been validated through simulations.
A 1-year study found that continuous outdoor exposure with high sunlight intensity was associated with less myopic shift in children. Effective outdoor exposure patterns should be prioritized to prevent myopia in children.
Seoul National University researchers developed a biodegradable electronic tent technology that enables non-invasive brain disease diagnosis using a needle. The device unfolds to cover the entire brain over a large area and naturally decomposes in the body after diagnosis, minimizing side effects.
A team of NUS researchers developed a compact and sensitive rectifier technology that uses nanoscale spin-rectifiers to convert ambient wireless radio frequency signals into DC voltage. The technology overcomes challenges in existing energy harvesting modules, enabling battery-free operation for small electronic devices.
A new national study found that leaving phone notifications on leads to less sleep compared to turning the phone off or keeping it outside the bedroom. Adolescents are highly sensitive to phone notifications, which can disrupt their sleep patterns.
Researchers have developed a new method to map heat transfer at the nanoscale level, allowing for pinpointing of overheated components in electronic devices. This technique uses luminescent nanoparticles and achieves high resolution thermometry up to 10 millimeters away.
Theoretical physicists at Utrecht University have discovered that fractals might hold the key to making electric currents flow without energy loss. By growing fractal structures on top of semiconductors, scientists have created materials with zero-dimensional corner modes and lossless one-dimensional edge states.
Researchers at IBS have developed a damage-free dry transfer printing technique for flexible electronic devices, overcoming existing challenges such as the use of toxic chemicals and mechanical damage. The new method allows for high-quality electronic materials to be transferred to flexible substrates without damage.
A systematic review found that community-dwelling older adults are more likely to use wearable monitoring devices if they receive support from healthcare professionals or peers. The interventions that increased awareness and used collaborative goal-setting tools showed the best results.
Researchers developed a novel scanning electron microscopy technique to visualize instantaneous material states in high-speed devices. The method achieves resolutions of up to 43 picoseconds, allowing for the measurement of electrical circuit performance across GHz frequencies.
Researchers at Rutgers University have developed a unique prototype of a 'living bioelectronic' device that combines advanced electronics, living cells, and hydrogel to treat psoriasis. The patch continuously monitors skin conditions and provides real-time feedback, offering a potential treatment for psoriasis and other skin ailments.
Researchers found that infants in English-learning environments were exposed to more spoken language than music, with the gap widening as they get older. The study used daylong audio recordings collected from home environments and crowdsourced annotations through Zooniverse, closing the gap on past studies that relied on parental reports.
Researchers developed an adhesive sensing device that seamlessly attaches to human skin to detect and monitor various health signals, such as glucose levels and heart rate. The device can be reprogrammed and recycled, making it a potential tool for managing diseases like diabetes.
A new study shows that a fully digital, AI-based lifestyle coaching program can effectively reduce blood pressure in adults with hypertension. The program, which leverages data from wearable activity trackers and BP monitors, also increases participant engagement and reduces the need for manual clinician outreach.
Researchers at the University of Missouri have developed a soft, self-charging material that can track vital signs like blood pressure and heart activity wirelessly. This innovation has significant implications for early disease detection and timely interventions in chronic conditions.
Disposable vape sales quadrupled in the UK between 2022 and 2023, contributing to e-waste accumulation. The technology contains valuable resources like lithium, but recycling is often difficult due to lack of clear instructions. Experts call for urgent reform of disposable electronics practices to protect the environment.
Researchers led by POSTECH Professor Yong-Young Noh discovered that tellurium oxide can function as a p-type semiconductor in oxygen-deficient environments. They successfully engineered high-performance amorphous p-type oxide Thin-Film Transistors (TFTs) with exceptional hole mobility and on/off current ratio.
Researchers have achieved record speeds of up to 900 m/s by moving magnetic skyrmions using electrical currents. This breakthrough offers new prospects for developing higher-performance and less energy-intensive computing devices.
Researchers at Linképing University have developed a digital display screen where LEDs react to touch, light, fingerprints, and the user's pulse, among other things. The screen can also be charged through the screen due to its ability to act as solar cells.
Researchers developed a new tool to improve the accuracy of electronic devices that measure plant leaf color to assess health. The software uses polarization to account for variations in light and reduce errors caused by glare.
Researchers developed a new single-molecule transistor that utilizes quantum interference to switch electrons on and off. The device boasts high precision switching, stability, and improved subthreshold swing compared to existing transistors.
A multi-institutional team is creating innovative technologies to reduce complications associated with left ventricular assist devices (LVADs), including infection, thrombosis, stroke, and bleeding. The new LVAD will deliver a physiological response to changes in the recipient's activity levels using a 'smart' Maglev drive technology.
A four-year study by Dartmouth researchers tracks changes in student mental health during college, identifying key populations and stressors. The study found that first-year and female students are at risk for high anxiety and low self-esteem, while sophomores experience increased social activity but higher stress levels.
Researchers developed ultra-thin defect-free semiconducting fibers, over 100 meters long, which can be woven into fabrics. The fibers demonstrate excellent electrical and optoelectronic performance, enabling various applications such as wearable electronics and sensors.
Researchers discovered charge fractionalisation in an iron-based metallic ferromagnet using laser ARPES spectroscopy, revealing collective excitations and quasiparticles. The study challenges fundamental quantum mechanics by showing electrons can behave as independent entities with fractionally charged pockets.
A team of researchers created an optical display technology using afterglow luminescent particles, enabling writing and erasure of messages underwater. The device exhibits resistance to humidity and maintains functionality even when submerged for prolonged periods.
Scientists have successfully created and identified merons in synthetic antiferromagnets, which are rare collective topological structures. The achievement was made possible through extensive simulations and experiments by researchers at Johannes Gutenberg University Mainz.
A new smartphone application using AI and facial-image processing software detects the onset of depression before symptoms appear. MoodCapture captures facial expressions and surroundings, then evaluates them for clinical cues associated with depression.
Researchers at City University of Hong Kong developed mixed-dimensional anti-ambipolar transistors for multifunctional electronics, enabling higher information density and lower power consumption. The new technology paves the way for simplified chip circuit design and versatile applications in digital and analog signal processing.
Researchers at North Carolina State University are developing a suite of performance metrics to standardize the evaluation of self-driving labs in chemistry and materials science. These metrics aim to compare different lab technologies and identify areas for improvement, ultimately advancing the field and accelerating discovery.
Researchers at Nanyang Technological University, Singapore, have created soft electronic sensors that can detect bioelectric signals from skin, muscles, and organs. These sensors empower individuals with limb disabilities to control robotic prostheses, machinery, and motorized wheelchairs using alternative muscle movements.
A team of researchers from Tokyo University of Science employed a new 'transmetallation' technique to synthesize lateral heterojunctions of 2D coordination nanosheets. The method enables the creation of ultrathin electronic devices with unique properties, paving the way for innovative devices.
University of Texas at Dallas researchers have developed a first-of-its-kind, handheld electrochemical sensor that can accurately detect fentanyl in urine within seconds. The device detects even trace amounts of fentanyl with 98% accuracy and could be used to test for the drug in saliva, helping first responders make treatment decisions.
A team of researchers led by Walter de Heer at Georgia Institute of Technology has created a functional graphene semiconductor with 10 times the mobility of silicon. This breakthrough technology could enable smaller and faster devices, as well as applications for quantum computing.
Researchers at UNIST have achieved a significant breakthrough in organic semiconductor synthesis by synthesizing a novel molecule called BNBN anthracene. This derivative exhibits unique properties, including precise modulation of electronic properties without structural changes.