Articles tagged with Smartphones
An international team of scientists identified a surprising factor accelerating lithium-ion battery degradation, leading to reduced charge and potential failure in critical situations. Strategies to reduce self-discharge may include electrolyte additives and cathode coatings to improve battery lifespan.
A study by University of Cambridge researchers found that teenagers become more sensitive to threats after a few hours alone, regardless of digital connection. This increased threat response can lead to anxiety and unease, even in the presence of online interactions.
HemaChrome's machine learning-based technology enables instant and noninvasive measurement of blood hemoglobin levels from digital photos, facilitating point-of-care diagnostic tests. The collaboration with Global Health Labs aims to address anemia diagnosis gaps in low- and middle-income countries.
Devin Harris and his team have developed an augmented reality app, STRUCT-AR, that allows students to 'stress test' virtual bridges, beams, frames, and trusses. The app, which is set to be tested this spring, aims to improve students' understanding of structural behavior by providing a more interactive and immersive learning experience.
A research team from Hokkaido University has developed a flexible multimodal wearable sensor patch that can detect arrhythmia, coughs, and falls using edge computing on a smartphone. The sensor patch generates large amounts of data that must be processed to be understood.
A study from the University of Surrey found that 99.73% of undergraduate medical students in Afghanistan exhibit symptoms of nomophobia, a fear and anxiety related to being without a mobile phone. Gender, age, and marital status are significant factors influencing nomophobia levels, with married individuals showing higher mean scores.
Researchers have developed a new system for full-body motion capture that leverages sensors within consumer mobile devices. The app, called MobilePoser, tracks a person's full-body pose and global translation in space in real time with advanced machine learning and physics-based optimization.
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.
Researchers found that users pay a price for free mobile apps, including reduced focus, sleep deprivation, and loss of physical contact. Users prefer to make one-time purchases to protect their privacy over using services with hidden costs.
A new citizen science study has found that a person's subjective impression of their own memory problems is strongly linked to modifiable risk factors for dementia. The research used a smartphone app to gather data from 3,327 people and found a stronger association between subjective memory impairment and risk factors such as depressio...
Researchers have developed two smartphone apps that provide safe indoor navigation, route guidance, and return to a previous location. The apps use built-in sensors, such as accelerometers and gyroscopes, to track the user's progress, reducing reliance on visual cues.
Researchers explore the influence of digital resources on autobiographical memory, highlighting its potential benefits, such as supporting people with memory difficulties, and risks, like manipulation through deepfakes. The study aims to better understand the interplay between recorded data and memories stored in our minds.
A study using a smartphone-based wayfinding task identified individuals with increased risk for dementia, based on their movement patterns and spatial memory. The research provides promising insights into the potential of digital technologies for early detection and monitoring of Alzheimer's disease.
A study found that one-minute technology breaks can reduce phone use during class, leading to higher test scores. Phone use was lowest during one-minute breaks, suggesting this duration may be optimal for minimizing distractions.
Researchers at UCF are developing materials that allow electricity to move through devices without creating heat, potentially transforming how technology is built and powered. If successful, this could lead to a long-term solution for humankind and the way we consume our natural resources.
Researchers developed a multi-variable model called Hear-MHE that analyzes speech patterns to identify symptoms of minimal hepatic encephalopathy. The test shows promise in predicting overt hepatic encephalopathy and could lead to earlier diagnosis and improved treatment.
A study found that employees who reduced private smartphone use by an hour a day showed improved work satisfaction, motivation, and mental health. The intervention also led to decreased depressive symptoms and increased feelings of control.
Researchers at Klick Labs developed an AI technique using vocal biomarkers to predict chronic high blood pressure with up to 84% accuracy. The study used machine learning to analyze hundreds of indiscernible vocal biomarkers, including pitch variability and speech energy distribution patterns.
A pilot study found that voice changes recorded on a smartphone can signal an impending flare-up of COPD symptoms. Researchers analyzed the voices of 28 people with COPD and discovered higher pitched tones and 'jitter' before an exacerbation occurred.
Researchers developed Transparent Pressure-Calibratable Interference Electrotactile Actuator (TPIEA) technology to provide consistent virtual haptic experiences. The TPIEA uses platinum nanoparticles to reduce impedance and achieve high transmittance, allowing for precise and varied tactile sensations.
Researchers found that sustained neck exertions alter the cervical spine's curvature, leading to muscle fatigue and increased risk of neck pain. The study provides new insights into the mechanical changes that occur in the spine and muscles when performing repetitive tasks.
A recent survey found that phone use at night negatively impacts teenage mental health, particularly among those who have been cyberbullied. Approximately 66% of girls and 58% of boys reported being cyberbullied, with stress levels in the moderate-to-severe range reported by 38% of girls and 23% of boys.
Research published by the American Psychological Association found that digital switching, such as swiping through videos, actually increases boredom and reduces satisfaction with content. Participants reported feeling less engaged when watching a single video versus rapidly switching through multiple short videos.
Recent study evaluates Redmi K60 Ultra's multi-frequency GNSS capabilities, demonstrating significant improvements in positioning accuracy and speed. The device sets a new standard for consumer GNSS technology, with broad implications for applications like autonomous driving and augmented reality.
A comprehensive analysis by researchers at TU Graz found that numerous Android manufacturers use insecure kernels, leaving devices susceptible to one-day exploits. The study revealed that only between 29-55% of tested smartphones prevented attacks, with manufacturer kernels performing up to 4.6 times worse than the Generic Kernel Image.
A tailored, interactive text message intervention was found to increase self-reported vaping cessation rates among adolescents recruited via social media channels. The program effectively reduced dual use and prevented teens from starting to smoke.
Researchers from Stellenbosch University discovered that using work-related content during golf sessions reduces performance, whereas personal activities have little to no effect. The study suggests a clear distinction between leisure and professional use of smartphones in recreational settings.
A novel, fast and high-quality neural text-to-speech model was successfully developed using a Transformer encoder + ConvNeXt decoder and MS-FC-HiFi-GAN. The model can synthesize one second of speech at high speed in just 0.1 seconds using a single CPU core, achieving eight times faster synthesis than conventional methods.
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.
A new study published in JAMA Network Open found that mental health apps can significantly reduce symptoms of depression, anxiety, and suicidality in individuals waiting for their initial psychiatric appointment. The study, which involved over 2,000 patients, showed improvement in all groups, regardless of the app used.
A new study is testing whether digital tools can help predict which patients with depression will benefit from specific treatments and deliver them on demand. The researchers hope to use these tools to broaden access to psychiatric care and realize the promise of precision psychiatry.
A study found that drivers who received weekly feedback on their phone use and a cash incentive of up to $50 used their phones less than those given no incentive or feedback. The intervention also led to a 21% decrease in handheld phone usage when drivers were told they would lose money if they engaged in phone use while driving.
A study found that giving children digital devices to manage tantrums fails to teach them how to regulate their emotions, instead leading to severe problems. Parents' reliance on digital devices can exacerbate existing emotion regulation issues, emphasizing the need for alternative methods such as coaching and emotional recognition.
Researchers at Universitat Autonoma de Barcelona have developed a telecommunications switch capable of operating at high frequencies with lower power consumption than current devices. The switch uses non-volatile material hBN, allowing it to activate its ON or OFF state with an electrical voltage pulse instead of a constant signal.
A new study published in The Lancet found that a self-guided smartphone-based behavioral therapy led to significant improvements for patients with fibromyalgia. Stanza, a smartphone app delivering acceptance and commitment therapy, showed improved symptoms including pain intensity, fatigue, and depression.
Research by the University of Texas at Austin found a 16% overall decrease in infants' speech input during real-world interactions when mothers used their phones. Phone use had stronger effects on speech during specific times of the day, highlighting the importance of parents being aware of their phone use's impact on caregiving.
Researchers at Trinity College Dublin have discovered a novel method for forming bastnåsite, a crucial mineral in extracting rare earth elements. The study reveals that fluocerite can act as a 'seed' to promote the rapid formation of bastnåsite, with significant implications for efficient and cost-effective extraction methods.
A breakthrough in ferromagnet research enables ultra-fast spin behavior, leading to potential advancements in communication and computation technologies. The study's findings have the potential to unlock terahertz processing power, a thousand times faster than current smartphones and computers.
Researchers have developed a study using smartwatches to monitor Parkinson's symptoms over time in early-stage patients. The study found significant declines in gait and tremor, as well as changes in speech, with the smartwatch detecting these changes more effectively than traditional tools.
New research reveals a 'mobile giving gap' where consumers are less likely to donate when using smartphones than PCs. To overcome this, charities should focus on highlighting the needs of others in their appeals, creating a sense of empathy and other-focus.
A real-time survey of US adolescents found that smartphone use is associated with improvements in mood, at least in the moment. The study used ecological momentary assessment and was funded by Facebook's Youth Research Fund.
Researchers from the University of Bath have created a deformable screen called DeformIO, which can be deformed through finger pressure. The surface becomes softer or stiffer in direct response to force applied, allowing users to interact with digital objects in a more tactile way.
Researchers developed a flexible static electricity-based sensor that detects objects within a certain range. The new technology has potential applications in smart devices and wearable technology, such as enhancing phone screens to recognize more finger gestures or detecting drowsiness while driving.
A study of young people in contact with mental health services found that half met criteria for problematic smartphone use. The study also revealed high levels of sleep disturbance and self-harm among the participants.
Researchers suggest three measures to improve EEW alerts: conducting nationwide drills, maintaining safe environments, and adding clear instructions to encourage immediate action. Studies found that people often wait for tremors to begin instead of taking protective measures, highlighting the need for more effective warning systems.
Research found that distractions while engaging in hedonic activities lead to lower enjoyment and satisfaction, resulting in overconsumption. Participants who were distracted during lunch reported lower enjoyment and satisfaction, which was associated with increased snacking later in the day.
A wireless feedback system is comparable to a similar system with added coaching in achieving meaningful weight loss. The study suggests that technology alone may not produce clinically acceptable weight loss for most individuals, highlighting the need for stepped care with human coach support.
A study by Brigham and Women's Hospital found that patients with limited English proficiency are more likely to rate video health care visits as worse than in-person appointments, despite having access to telehealth services. The study highlights the need for designing telehealth platforms that better serve marginalized populations.
Despite concerns about data privacy risks in the post-Roe era, many American women continue to use popular period-tracking apps without taking steps to protect their information. The study found that users are unsure how to take control of their data and feel in the dark about how it is used and shared on these apps.
Researchers at the University of Oklahoma are developing evidence-based mobile health interventions to treat substance use disorders. By leveraging smartphones, they aim to create highly tailored interventions delivered at the right time for individuals, reducing stigma and improving treatment outcomes.
Text messaging and bulk ordering can significantly increase mammogram completion rates for breast cancer screening outreach. The study found that these interventions are effective in improving adherence to recommended screening guidelines.
Researchers found that popular teens sleep less than their peers, with popular girls experiencing more insomnia symptoms. This study suggests that social context and emotional investment may contribute to sleep difficulties in popular teenagers.
A new study published in Clinical Chemistry and Laboratory Medicine reveals that smartphone swabs can successfully detect drugs on phone surfaces. The method, which uses dry swabs, identified MDMA, cocaine, and THC as the most common substances, with other drugs including ketamine, LSD, and heroin also detected.
A team of researchers has developed a novel approach using game theory to maximize Wi-Fi performance by optimizing user positions. By analyzing the incentives for all users, their potential game model condenses the impact of new users and inter-user interference into a single function.
Researchers used fitness trackers and smartphone data from 55 MS patients and 24 controls to identify clinically useful information. Data on physical activity, heart rate variability, and phone usage revealed relationships between disease severity, fatigue levels, and motor function.
A study found that almost 17% of adolescents experience weight-related bullying online, with the highest rates reported by Twitter users. The survey also revealed a strong association between screen time, social media use, and weight-related bullying, with a 13% increase in bullying for every additional hour of screen time.
Researchers develop AI-assisted algorithm to analyze surgical videos of cataract surgeries in Global South, aiming to improve surgical outcomes and training. The algorithm can work with conventional image material and smartphone videos, addressing the need for resource-saving solutions in these countries.
Researchers from Aalto University found that individuals who gave up their smartphones had to adapt to life without the convenience of mobile apps. They employed technical workarounds such as using stand-alone devices or borrowing friends' phones to overcome limitations in daily life.
A team of researchers developed an AI-powered computer vision model to detect Brazilian wild animals on roads and warn drivers in real-time. The system uses roadside cameras and portable computers to identify species such as anteaters, wolves, and tapirs, with the potential to save lives and reduce roadkill.
Researchers developed a new method to detect heart failure using smartphones by analyzing heart movement. The technology has been shown to be accurate in identifying patients with heart failure, offering potential benefits for remote monitoring and treatment.