Articles tagged with Electronic Circuits
A transdisciplinary team at Northwestern University developed a vertical electrochemical transistor that amplifies important signals, making it suitable for wearable devices in bioelectronics. The transistor's high performance and stability enable efficient on-site signal processing.
Researchers at UT Austin developed a graphene-based e-tattoo that tracks electrodermal activity on the palm, enabling unobstructive ambulatory sensing. This technology reduces social stigma and provides accurate readings, addressing limitations of current bulky devices.
A new technique allows printing electronic circuits onto curved and corrugated surfaces without binding agents, paving the way for soft electronic technologies. Prototype smart contact lenses, pressure-sensitive gloves, and transparent electrodes have been created using this method.
Researchers create liquid metal circuitry using a desktop laser printer, enabling rapid printing of functional circuits onto various surfaces. The method produces devices that display images, tag RFID, sense temperature and sound, expanding the applications of liquid metal circuits.
Scientists have developed a prototype circuit board made of a sheet of paper with fully integrated electrical components, making it easy to dispose of responsibly. The new design uses wax and ink to print channels, conductive inks, and metal components onto the paper, creating a flexible and thin device that can be burned or degraded.
Researchers at WVU are resurrecting discarded electronics, recovering minerals, and making new products for national defense. The technology also has promise beyond national defense, including community-level e-waste recycling and space applications.
Researchers have developed a new technique to dope gallium nitride (GaN), creating high-power electronic devices with reduced energy loss and increased efficiency. This breakthrough enables the use of GaN in compact power electronics for sustainable infrastructure, such as smart grids.
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.
A new cooling method offers substantial space efficiency, increasing power per unit volume by up to 740% compared to conventional approaches. The solution uses copper coatings that cover all exposed surfaces and eliminate the need for thermal interface materials or heat sinks.
Scientists at Rochester and Erlangen develop logic gates that operate at femtosecond timescales, paving the way for ultrafast electronics and information processing. The breakthrough involves harnessing and independently controlling real and virtual charge carriers in gold-graphene-gold junctions with laser pulses.
The study reveals significant information on the thermal properties of electric double-layer capacitors, which can help create safer and more reliable energy storage devices. The research team found that charging and discharging alter the heat capacity of EDLCs, leading to a decrease in capacitance.
Researchers proposed and experimentally demonstrated an all-optical random bit generation method using chaotic pulses quantized in the optical domain. This method generated a 10 Gb/s random bit stream, potentially operable at higher rates by exploiting ultrafast fiber response.
Researchers at Dartmouth have built the world's first superfluid circuit using pairs of ultracold electron-like atoms, allowing for controlled exploration of exotic materials like superconductors. The circuit enables analysis of electron movement in highly controllable settings.
The National Institute for Materials Science has developed an oxidation-resistant copper core–nickel shell ink, significantly improving resistance to degradation. This cheaper and more stable ink may popularize printed electronics, offering comparable conductivity to conventional metallic inks.
Researchers developed an organic anti-ambipolar transistor capable of performing five different types of two-input logic gates at room temperature. This breakthrough could lead to the creation of high-performance mobile devices and electrically reconfigurable logic circuits.
Researchers have developed a new method to synthesize large defectless graphene crystals using carbon monoxide under ambient pressure. The process benefits from self-limiting conditions, resulting in purer graphene with faster growth rates and better crystal formation.
A research team from POSTECH has developed a method to print high-performance p-type semiconductor transistors using inorganic metal halide perovskite, exhibiting high hole mobility and current ratio. This technology enables solution-processed perovskite transistors to be simply printed as semiconductor-like circuits, paving the way fo...
Researchers at Martin-Luther-University Halle-Wittenberg discovered a way to convert frequencies to higher ranges using magnetic materials without additional components. This breakthrough could make certain electronic components obsolete and improve the energy efficiency of digital technologies.
Nagoya University researchers have discovered how bird brains compute time differences between sounds reaching each ear to determine their location. This process relies on the clustering of nerve junctions in specialized dendrites dedicated to low-frequency sounds.
Cornell researchers have successfully trained various physical systems, including mechanical, optical, and electrical systems, to perform machine learning tasks. The developed training algorithm enables diverse systems to be chained together for efficient processing.
Scientists have created a versatile carbon-loaded shellac ink suitable for disposable printed electronics. The ink achieves high electrical conductivity while maintaining stability and biodegradability. Its practical applications include conductive tracks and sensor elements in sustainable devices.
Surrey experts identify overlooked factors contributing to inefficient TFTs, suggesting optimization opportunities for SGTs. They share crucial electrostatic properties secret ingredient for successful transistor realization.
Researchers at NTU Singapore have developed biodegradable zinc batteries made of cellulose paper that can power flexible electronics and biomedical sensors. The batteries are non-toxic, do not require aluminum or plastic casings, and can be buried in soil to break down within weeks.
Researchers at the Max Planck Institute for Polymer Research have developed an organic neuromorphic circuit that allows a robot to learn and navigate a maze. The robot uses sensory signals to make decisions, receiving corrective stimuli when it makes wrong turns, and gradually learns to avoid them.
Scientists have successfully stored energy in bean plant roots using conjugated oligomers, creating a new biohybrid system for sustainable energy storage. The research demonstrates that the roots of intact plants can function as networks of conductors, storing up to 100 times more energy than previous experiments.
Researchers developed carbon nanotube-based transistors that can maintain electrical properties and memory after being exposed to high levels of cosmic radiation. The transistors, especially double-shielded ones, showed promising results for future space exploration.
Researchers have developed ultra-thin, defect-free superconducting flakes for use in quantum computing. The twist angle of the flakes is used to modulate the maximum supercurrent, creating an extremely sensitive magnetic field sensor. This breakthrough has potential applications in healthcare and mineral exploration.
Researchers have developed a revolutionary wireless photoelectric implant that can control the activity of spinal neurons, enabling the study of neural function and the development of new treatments for neurological disorders. The breakthrough technology uses pulses of light to stimulate or inhibit specific spinal-cord neurons, potenti...
Scientists create a flexible supercapacitor using wrinkled titanium carbide nanosheets that maintains its ability to store and release electronic charges after repetitive stretching. The device has a high energy capacity comparable to existing MXene-based supercapacitors, but with extreme stretchability up to 800% without cracking.
Osaka University researchers have created an adhesive-free method to strongly combine copper foil with polytetrafluoroethylene (PTFE), reducing transmission losses in electronic circuits. The heat-assisted plasma treatment technique improves adhesion strength without adding intermediate layers.
A team from Penn State has developed a method to print biodegradable electronics on complex geometries and potentially human skin. The technique uses low-cost, low-heat pulses of light to transfer zinc nanoparticles to the surface.
Researchers at Virginia Tech created soft electronics that can sustain damage without losing electrical conductivity. The materials are stretchy, recyclable, and reusable, making them ideal for emerging technologies like wearables and soft robotics.
Researchers from the University of Pittsburgh have developed a new particle-free silver microgrid conductor that surpasses traditional indium tin oxide (ITO) in flexible high-performance transparent electrodes. The microgrids demonstrate better transparency, lower roughness, and mechanical durability.
Scientists have created a molecular switching circuit made of DNA that can change the shape of soft matter based on pH levels. The DNA switches react differently with their surroundings, allowing for potential applications in soft robotics and logical function networks.
Scientists have directly observed and measured the novel phenomenon of antichiral edge states in a circuit lattice. The results demonstrate that these edge states exhibit counter-propagating bulk states, opening new avenues for exploring the properties of antichiral edge states.
Scientists propose a technology that uses a 'chemical fuse' to cover the main conductor cable of the battery, preventing overheating and fire. The polymer adjusts its electrical conductivity in response to voltage fluctuations.
Researchers at UC San Diego created a four-legged robot that doesn't need electronics, using pressurized air for controls and locomotion. The robot mimics mammalian reflexes and can navigate uneven surfaces with the help of pneumatic circuits.
Researchers at POSTECH developed a new liquid metal ink that can withstand harsh deformation and maintain electrical conductivity, enabling the creation of flexible electronics. The ink was successfully printed on various substrates, displaying negligible resistance changes even when stretched up to 500%.
Researchers developed a new teaching concept for secondary physics that focuses on intuitive understanding of voltage and its application to electric circuits. The curriculum, which uses analogies such as air pressure differences, significantly improved students' understanding compared to traditional tuition.
Researchers at the University of Colorado Boulder have developed a stretchy and fully-recyclable circuit board that can heal itself like real skin. The device can perform various sensory tasks, including measuring body temperature and tracking daily step counts.
Researchers at Cold Spring Harbor Laboratory are studying the brain circuits that underlie fear, using sophisticated neuroscience tools to map their connections. They found that the amygdala is not only involved in fear processing but also plays a crucial role in reward-based learning and regulating fearful memory.
Researchers at Hebrew University of Jerusalem have made a breakthrough in harnessing DNA molecules for disease detection and electronics. They developed a highly-reliable method to measure electric currents passing through individual DNA molecules, finding that the current flows along the backbone rather than base-pairs.
Researchers at the University of Queensland discovered that neurons can fuse together, disrupting electrical circuits and leading to behavioral impairments in nematode worms. The study provides a novel cause for malfunction of brain's electrical circuits and a possible underlying cause of neurological diseases.
Researchers develop microrecycling strategy to convert e-waste into a strong, protective coating for metal. The new material combines copper and silica compounds to form a durable hybrid layer that increases steel hardness by 125%.
A study in mice has identified a brain mechanism that responds to sugar entering the gut, not just when it touches the tongue. This discovery offers promising avenues for minimizing sugar cravings and potentially reducing incidence of obesity and diabetes.
Researchers at Politecnico di Milano developed a novel circuit that can execute advanced AI operations in one operation, reducing energy consumption and paving the way for more sustainable AI computing accelerators. This breakthrough enables faster and more efficient training of neural networks, crucial for applications like facial rec...
A new method has been developed to remove harmful compounds from waste printed circuit boards. The technique, known as ball-milling, uses a rotating machine to grind up materials and reduce the presence of brominated flame retardants. By breaking down these potentially toxic substances, scientists aim to minimize environmental pollution.
Scientists have developed an atomic-scale manufacturing tool that speeds up data storage and increases computing power for artificial intelligence. This breakthrough could eliminate a gigatonne of carbon emissions while improving data capacities.
Osaka University researchers developed equations to quantify and eliminate electromagnetic interference, allowing for the design of EM noise-less electric circuits. Their method enables theoretical calculations of electric circuits with various configurations, confirming that a symmetrical configuration is the only solution to eliminat...
Researchers have identified two brain circuits that help tune out distracting sensory information and found a way to reverse noise hypersensitivity in mice by boosting the activity of those circuits. Targeting both circuits is more effective than treating either one alone, suggesting a new approach to treating neurological disorders.
Researchers recreated barn owl brain circuitry in electronics, mimicking the ability to locate prey using sound to within one to two degrees. The electronic circuit can supersede the owl's precision by orders of magnitude and may lead to more accurate and energy-efficient navigation devices.
Engineers developed a novel scanning quantum dot microscopy method that enables the accurate measurement of electrical potentials at molecular resolution. This breakthrough allows for high-resolution images of potential fields, previously unattainable, and opens up possibilities for creating nanostructures via 3D printing.
Researchers developed a bionic stretchable nanogenerator inspired by electric eels, generating up to 170V under dry conditions. The technology has potential for wearable devices, human motion monitoring and underwater rescue applications.
A team at Politecnico di Milano has developed an electronic circuit that can solve systems of linear equations in a single operation, accelerating computing by orders of magnitude. The memristor-based circuit boasts superior performance to classical digital computers and even quantum computers, paving the way for AI breakthroughs.
Scientists at Tokyo Institute of Technology have developed a digital PLL frequency synthesizer with a power consumption of 0.265 mW, reducing energy usage by over half. The innovative design achieves this low power consumption through an automatic feedback control system.
Binghamton University researchers developed 'neuristor' circuits that mimic biological neurons, enabling complex computations using minimal power. The team created niobium dioxide devices without electroforming, making them more efficient and scalable.
A team of EPFL researchers has created a new type of transistor using excitons, enabling effective operation at room temperature. The breakthrough uses two 2D materials to manipulate exciton lifespans and control their movement, paving the way for optoelectronic devices with reduced energy consumption and increased efficiency.
Researchers at Purdue University have developed a low-cost process to form smooth metallic circuits at the nanoscale using roll-to-roll newspaper printing. This technique enables the creation of touch screens and biosensors with improved performance.
Researchers identified a neural strategy that enables the brain to rapidly select and perform different mental operations. The brain uses a combination of internal cues and external inputs to control movement times flexibly, allowing for novel computations on the fly.
Researchers have created a new superconductor with a critical temperature over 6 Kelvin, which could enable the development of ultrafast and powerful computers. The electroplated rhenium material is non-toxic, easy to work with mechanically, and melts at high temperatures.