Articles tagged with Electronic Devices
Laser-generated nanoparticles offer a cleaner, scalable alternative to traditional chemical synthesis methods for electronics applications. The method, called laser ablation in liquids, produces surfactant-free, highly pure metal-based nanoparticles with tailored surface properties.
Researchers have developed solid-state batteries that can charge in a fraction of the time and pack more energy into less space than traditional lithium-ion versions. These batteries use stable solid materials instead of liquid electrolytes, enabling faster charging, reduced safety risks, and improved efficiency.
Researchers have analyzed four model-free predictive control (MFPC) approaches, showcasing their flexibility and robustness in motor drives. The study highlights the potential for MFPC to address challenges in various industries, including cybersecurity, power grids, and aerospace.
A longitudinal cohort study found that recreational cannabis legalization was associated with increased cannabis and electronic nicotine delivery systems use, but not a significant increase in cigarette use. The study suggests that commercialization policy should be closely monitored as retail cannabis expands.
The article discusses the use of solution-processed 2D materials to fabricate memristors, offering a scalable alternative to traditional methods. Recent breakthroughs have overcome manufacturing limitations, producing larger and less-damaged nanosheets with improved device performance.
Researchers introduced hydrogen into high-quality Ge thin films, reducing hole density by three orders of magnitude. Low-temperature annealing repaired surface defects, further improving device performance and applicability.
Researchers at Drexel University have developed a low-cost, accessible method to detect structural defects and damage in lithium-ion batteries using ultrasound technology. The technique can identify gas presence, material deficiencies, and other issues that may cause electrical shorts or performance hampers.
Researchers at Kyoto University have created a new artificial heterostructure device that mimics broken spatial and time-reversal symmetry, enabling new bulk photovoltaic effects. The device shows promise for next-generation solar cells with improved efficiency and multifunctionality.
Bioengineering researchers at Harvard John A. Paulson School of Engineering and Applied Sciences developed a soft, thin, stretchable bioelectronic device that can be implanted into a tadpole embryo's neural plate, recording electrical activity from single brain cells with millisecond precision.
Researchers developed a self-folding origami-based sensor that harnesses the triboelectric effect to generate electricity and eliminate the need for batteries. The device can identify dropped objects with high accuracy, making it suitable for logistics, medical devices, and wearable applications.
Scientists replace toxic additives in hydrogels with D-sorbitol, a safe sugar alternative found in chewing gum, to create bioelectronic devices that are soft, safe, and integrated with natural tissue. The new material has increased biocompatibility and improved electronic performance.
Researchers at Tokyo University of Science developed a self-powered artificial synapse capable of distinguishing colors with remarkable precision. The device generates electricity via solar energy conversion, making it suitable for edge computing applications.
A new model details the kinetics of exciton dynamics in OLED materials, enhancing lifetime and accelerating material development. The findings have potential to improve fluorescence efficiency, leading to more advanced OLED devices.
A research team at Rice University has developed a new material, known as a Kramers nodal line metal, with novel electronic properties that could enable more powerful and energy-efficient electronic devices. The material demonstrates superconducting properties and the ability to carry electricity without energy loss.
Researchers at POSTECH have developed an interlocked electrode-electrolyte system that forms covalent chemical bonds between the electrode and electrolyte, maintaining long-term stability. The IEE-based pouch cell demonstrated significantly higher energy density compared to traditional lithium-ion batteries.
Scientists have developed a new microscope that accurately measures directional heat flow in materials. This advancement can lead to better designs for electronic devices and energy systems, with potential applications in faster computers, more efficient solar panels, and batteries.
Researchers developed a technology to produce high-quality p-type transistors using vapor-deposited tin-based perovskites, achieving high mobility and low power consumption. The innovation enables large-area device arrays and reduces manufacturing costs.
Researchers from The University of Tokyo developed a novel water-cooling system with three-dimensional microfluidic channel structures to enhance heat transfer. The new design achieved a significant increase in performance, reaching up to 10^5 COP, surpassing conventional cooling techniques.
Researchers have developed a novel oxide material that exhibits autonomous spin orientation control in response to magnetic fields, allowing for the detection of both field direction and strength. The 'semi-self-controlled' spinning enables advanced angle-resolved spintronic devices with strong potential for next-generation technologies.
Researchers developed a bio-inspired thermoelectric cement with a Seebeck coefficient of −40.5 mV/K, surpassing previous materials by ten times. The composite achieves superior mechanical strength and energy storage potential, enabling continuous power supply for electronic devices.
Researchers at Linköping University developed a fluid battery that can be integrated into future technology in a completely new way. The soft battery has been tested to have high capacity, recharging over 500 times and maintaining its performance.
Researchers from Tsinghua University sent 2D materials and field-effect transistors into orbit aboard China's reusable recoverable satellite, Shijian-19. The materials maintained their structural integrity, exhibiting stable switching characteristics after a 14-day space flight.
Researchers developed a novel 2D phase-transition memristor leveraging intrinsic ion migration to overcome existing device limitations. The device achieves record-low power consumption, ultrafast switching speed, and exceptional endurance, making it suitable for high-speed computing applications.
A study published in Heart Rhythm has found that handheld electro-shockers can interact with cardiac implantable electronic devices (CIEDs) such as pacemakers, posing a risk to individuals. The risk is primarily based on the applied voltage, but also on the manufacturer and type of implanted CIED.
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.