Articles tagged with Digital Electronics
Researchers highlight five contexts – duration, time of day, purpose of use, interactivity, and content structure – to determine whether screen time is healthy or harmful. By examining these factors, individuals can protect themselves and their children from unhealthy screen behavior and create healthier digital environments.
Researchers at University of California, Riverside, found that symmetrical silicon molecules can be fine-tuned for quantum electron behavior, turning conductivity on or off like a molecular-scale switch. This discovery could lead to ultra-small switches and thermoelectric devices, revolutionizing electronics.
A systematic review and dose-response meta-analysis found a daily 1-hour increment in digital screen time was associated with a 21% higher odds of myopia. Researchers suggest that exposure to screens for less than 1 hour per day may be safe, but prolonged use increases the risk of nearsightedness.
Researchers at Linköping University have developed a new technology that adds xenon to digital memories, allowing for even material coating in small cavities. This breakthrough enables more information storage in the same physical size, with 4 terabytes possible in a memory card once holding only 64 megabytes.
Professor Yu Xinge, a leading digital health expert, has been awarded the 3rd Zhong Nanshan Youth Science and Technology Innovation Award for his groundbreaking research on bio-integrated electronics. His wearable products aim to monitor health conditions and improve treatment efficiency and accuracy.
The 8th Digital Olfaction Society World Congress highlights groundbreaking advancements in digital olfaction, from smart necklaces to drones equipped with olfactory sensors. The event showcases innovative applications of scent digitization technologies, including virtual reality systems and e-nose devices for early disease detection.
The Digital Olfaction Summit 2024 will present the latest developments in digital olfaction, including portable sensors like Scout3 and NeOse, and wearable devices for real-time scent detection. The event will also feature a unique challenge to digitize scents representing regional cultural essence.
Researchers warn that smart vapes with touch screens, animated displays, and built-in games can couple nicotine addiction with gaming disorder. The devices are user-friendly and attractive to youth, potentially broadening the market to include non-nicotine users.
The Luxembourg Institute of Science and Technology is developing affordable gas sensors for environmental monitoring and occupational safety. The €8 million AMUSENS project aims to create portable, cost-effective sensors using nanotechnology and artificial intelligence.
A team at KU Leuven has developed a TFT-based microprocessor that can be produced in two foundries, showcasing the potential of a 'foundry' business model for flexible electronics. The research demonstrates feasibility and paves the way for innovation in thin-film technology.
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.
A recent study found that digital reminders for flu vaccination increased vaccination rates among older adults in Denmark by one percentage point. However, it did not improve clinical outcomes, including hospitalization and death rates.
Researchers at Linköping University have developed a new, sustainable way to create conductive inks for use in organic electronics. The new process uses benign solvents like water and has been shown to improve material properties and device performance.
Researchers found that participants chose different grey colours when exposed to various scents, such as coffee and caramel. The study suggests that our sense of smell can influence how we perceive colour, with the presence of certain odours leading to anticipated correspondences in colour perception.
Researchers developed a new photonic blockchain called LightHash that uses a silicon photonics chip to reduce energy consumption in cryptocurrency mining. The approach could enable low-energy optical computing, reducing data centers' energy consumption and paving the way for more eco-friendly cryptocurrencies.
Researchers at The University of Tokyo have developed a programmable gate driver for solid-state electronic transistor switches, reducing switching loss under changing input current and temperature fluctuations. The device includes automatic timing control, allowing for single-chip integration and real-time control.
Researchers have discovered a way to construct and control oxygen-deprived walls in nanoscopically thin materials, which can store data in multiple electronic dialects. These walls can retain their data states even when devices turn off, paving the way for next-gen electronics with enhanced memory capabilities.
Researchers at Mayo Clinic developed an AI algorithm that accurately detects weak heart pumps using single-lead Apple Watch ECGs. The system has shown promising results, rivaling medical treadmill diagnostic tests in accuracy, and holds potential for scalable screening and prevention of heart failure.
Experts warn that poorly functioning IT systems are a clear and present threat to patient safety, resulting from inadequate investment and lack of prioritization. The British Medical Association estimates that 27% of clinicians lose over four hours a week due to inefficient IT systems, highlighting the need for urgent improvement.
Researchers found a flaw in Google/Apple's exposure notification framework that can be exploited for replay attacks, potentially causing false positive notifications and disrupting trust in the system. A patch, called GAEN+, has been developed to address this issue using coarse location data from Wi-Fi access points and cell phone towers.
A team of researchers at Osaka University developed a new method for direct three-dimensional bonding of copper electrodes using silver, enabling reliable connections at low temperatures without external pressure. The process can be performed under gentle conditions, resulting in permanent connections as small as 20 micrometers.
Case volumes grew by 180% as the eConsult service launched a sub-specialty COVID-19 group in March 2020. The service provided real-time data advice from infectious disease specialists on novel coronavirus, reducing unnecessary specialty referrals and saving time and money.
A new magneto-electric transistor has been developed by researchers at the University of Nebraska-Lincoln and the University at Buffalo. The design can reduce energy consumption by up to 75% and retain memory in event of power loss, making it a promising alternative to silicon-based transistors.
Researchers have successfully demonstrated ULTRARAM¼trade mark computer memory on silicon wafers for the first time, combining non-volatility with speed and energy-efficiency. The technology outperforms previous incarnations, offering data storage times of at least 1000 years and fast switching speeds.
A recent study by Xuedi Li and colleagues found that excessive screen time was associated with increased symptoms of depression, anxiety, and hyperactivity in children during the COVID-19 pandemic. The research suggests that parents should monitor their child's screen use to mitigate potential mental health effects.
Researchers highlight importance of digital microscale electrochemical energy storage devices in building a fully connected and intelligent world. They discuss design principles, material selection, and fabrication processes for these devices, which are crucial for seamless integration with various electronic systems.
Researchers at the University of Surrey have designed an electronic system that allows readers to access multimedia content by placing a bookmark on a page. The Magic Bookmark uses optical sensors and can be made nearly invisible yet detectable, enabling responsible disposal options.
A new survey by University of Colorado Denver researchers found large disparities in virtual care models across US health systems. Smaller and low-burdened health systems adopted analytics and customer-oriented digital technologies, while larger and higher-revenue systems used futuristic and growth-oriented digital technologies.
Frank G. Schroeder, a University of Delaware assistant professor, has received the prestigious Sloan Research Fellowship to study cosmic rays. His research aims to uncover the origins of nature's highest-energy particles, which have sparked upgrades at major cosmic ray observatories.
A study found that only 10% of patients utilize electronic medical records, despite over 95% having access. Patient engagement is key to successful use, with trusting providers encouraging access.
A study by Vanderbilt University Medical Center found that 49% of independent physicians reported using electronic health records, compared to 70% of those in group practices and hospitals. Independent physicians may face higher costs and less authority over technology adoption, contributing to the disparity.
A single national electronic health record will simplify information exchange among primary care sites, improving patient care and hospital coordination. Canada Health Infoway should select and adapt the system with physician and patient input.
Soft robots are enabled by origami mechanisms that transform environmental stimuli into mechanical signals, allowing for basic Boolean logic operations and locomotion. The design uses a polymer actuator that changes shape in response to humidity, paving the way for environmentally responsive soft robotics.
Electronic health record systems can be transformed into platforms that allow doctors to access real-time patient information, reducing physician workloads and improving healthcare quality. This approach enables personalized alerts and notifications, similar to social media feeds, to reduce errors and delays.
Researchers at Duke University have developed a fully-printed digital memory device using an aerosol jet printer and nanoparticle inks. The device stores information in states of resistance, allowing for flexible electronics on bendable materials, and has a write speed rivaling that of flash drives.
Researchers have developed a system that uses fuzzy logic to analyze web addresses and detect redirection spam. The system provides an extra layer of security against phishing and malware attacks by assigning a probability to whether a suspicious link is safe or spam.
Researchers have discovered that graphene can transmit high-frequency electrical signals without losing any energy. This breakthrough has significant implications for the development of next-generation electronic devices and ultra-sensitive biological sensors.
Researchers developed an augmented reality display to improve audience understanding of electronic musicians' engagement during performances. The technology uses 3D virtual content and mixed-reality displays to enhance the audience experience.
Researchers at UCSB demonstrate a rapid synthesis technique for large-area Bernal (or AB) stacked bilayer graphene films, exhibiting electron mobility as high as 3450 cm2/(V•s). The growth of high-quality and large-area bilayer graphene films is achieved with controlled stacking order required for low-power digital electronics.
Research at Curtin University has enabled major improvements in the widely used century-old 3D printing technique Anaglyph printing. The team targeted crosstalk problems visible as ghost-like shadows and found potential solutions by changing cyan ink, optimizing glasses and light sources, and using improved image processing algorithms.
A recent University of Michigan study found that young adults in Generation X maintain a healthy balance between personal and electronic social networking. The study, which included responses from 3,027 Gen Xers, also revealed that individuals with higher levels of education tend to have larger social networks.
A new study in the Journal of Consumer Research reveals that consumers with little product knowledge prioritize easy-to-compare standard features. Companies should adapt their strategies to cater to both expert and novice consumers, focusing on unique attributes for experts and improving existing features for novices.
A new study challenges traditional views on possessions and consumer identity among global nomads. These individuals form situational attachments to objects, valuing them primarily for instrumental use-value and immaterial possessions.
Graphene's unique properties, including fast electron mobility and high mechanical strength, make it suitable for fast analog electronics. Researchers are working to improve synthetic graphene quality and study its behavior in technology conditions.
Researchers at Fraunhofer Institute for Integrated Circuits IIS develop an electronic fitness trainer that collects data on user movements and breathing, providing personalized feedback and advice. The system aims to motivate users towards regular exercise and improve physical well-being, particularly for older adults.
A University of Arizona research team found that digital coupons are often difficult to use due to technical issues with redemption and cashier knowledge. The study suggests that a more convenient and user-friendly experience is needed to make digital coupons successful.
A recent study analyzing academic websites across the US found that many are using outdated and insecure Flash applications, leaving them susceptible to hacking. The researchers used a tool provided by Hewlett Packard to scan 250 educational sites, revealing low-level security vulnerabilities in over 20% of cases.
The device can measure a high capacity waveform up to 10,000 times faster than existing technologies, overcoming limitations of amplitude and phase measurement. This enables the packing of more information into optical signals, paving the way for ultra-high-speed communications and LiDAR systems.
BioVault uses biometric data to create a secret key for encryption, resolving the asymmetry issue in traditional biometric systems. The system authenticates users directly with biometrics, providing irrevocable identification and authentication.
A new study found that consumers experience greater delight when winning a prize without immediate knowledge of its value. This positive uncertainty can stimulate mental imagery and prolong positive feelings, making winners more receptive to marketing messages.
NASA's Hubble telescope will be upgraded with a new, high-performance Application-Specific Integrated Circuit (ASIC) technology developed for the James Webb Space Telescope. The ASIC will enable improved repair and upgrade capabilities for Hubble's Advanced Camera for Surveys (ACS) instrument.
US researchers have developed a forensics toolkit for the Xbox console that enables investigators to access and analyze hidden data. The XFT utility allows users to mount an image of the FATX file system, explore directory structures, and view files in detail.
Engineers at Purdue University have developed a method that uses pervasive Bluetooth signals from cell phones and other wireless devices to constantly update travel times. The method has the potential to provide valuable information for better traffic signal timing, construction work zone management, and real-time traffic information.
The James Webb Space Telescope employs the miniaturized SIDECAR to convert analog signals into digital data, reducing noise and improving transmission robustness. This technology enables efficient signal processing and minimizes system noise.
Researchers at MIT have developed new analog circuits that eliminate operational amplifiers while maintaining benefits, leading to greater power efficiency. The new comparator-based switched capacitor (CBSC) circuits offer a promising solution for high-performance analog circuits in emerging technologies.
Rice University is leading an international team in building a cylindrical bank of over 23,000 particle detectors for the Solenoidal Tracker at RHIC. The collaboration, valued at $7 million, demonstrates robust scientific cooperation between US and Chinese institutions.
Researchers at UCSD's Jacobs School of Engineering have successfully fabricated a transistor-like structure using customized Y-shaped carbon nanotubes, exhibiting rapid switching speeds and three-way gating capability. This breakthrough could lead to the development of new nanotechnology devices with improved functionality.
Assistant Professor Brusilovsky aims to create more interactive and expressive systems for retrieving and filtering information. His research focuses on helping students find relevant resources in online tutorials, electronic textbooks, and digital libraries.
The UK NHS telemedicine initiative has failed to deliver promised benefits, with integration issues and inadequate patient consultation hindering its success. New portable telecare systems for monitoring chronic illnesses are being developed but face similar challenges.
Cornell University Library will collaborate with Göttingen State and University Library in Germany to develop an online archive of digital mathematics serial publications. The project aims to provide long-term access to e-research literature and serves as a model for similar efforts in other disciplines.