Electronics
Articles tagged with Electronics
Improving the reliability of circuits for quantum computers
Researchers from MIT developed a technique to detect and precisely measure second-order harmonic corrections in superconducting quantum circuits. This analysis revealed the source of these distortions, which can cause quantum circuits to perform differently than expected.
"Breaking the limits of OLED: Postech achieves low-votage freely color tunable ultra-pure laser emission"
Printed oxygen "highways" shatter the 2D transistor speed limit
A research team has successfully removed the primary obstacle to post-silicon computing by creating a record-breaking electronic connection for atomic-thin materials. The new GaOx layer enables 'hybrid tunnelling' mechanism, reducing contact resistance and allowing transistors to operate at much lower voltages without sacrificing speed.
Inspired by the brain, researchers build smarter, more efficient computer hardware
Lifestyle, not age, predicts smart home success for older adults
A recent study reveals that an individual's readiness to adopt smart technology is deeply tied to their specific experience within their home and community. Researchers identified specific clusters within the older population, ranging from tech-ready urbanites to those in more traditional or isolated residential settings.
Twisting atom thin materials reveals new way to save computing energy
Researchers at KTH Royal Institute of Technology have found a new, potentially more energy-efficient way to transmit information in electronic systems. By twisting two layers of certain atom-thin magnetic materials, they can generate and control magnetic signals without relying on electrical currents.
University of Utah, National Laboratory of the Rockies partner to advance energy resilience, critical minerals and data-enabled science
The University of Utah and National Laboratory of the Rockies have signed a three-year MOU to strengthen the US energy system. The partnership enables research on urgent national security and energy priorities, including water security, critical minerals, and advanced manufacturing.
The hidden structure behind a widely used class of materials
A team of researchers from MIT has directly characterized the three-dimensional atomic structure of a relaxor ferroelectric for the first time. This breakthrough provides a framework for refining models used to design next-generation computing, energy, and sensing devices.
Study assesses impacts of drones on whale sharks
A new study published in Ecosphere found that drones do not disturb whale sharks when flown directly above them. Researchers attached motion-sensing tags to 13 whale sharks and compared their behavior with periods where no drone was flying overhead, revealing no evidence of disturbance.
Room-temperature multiferroic could pave way to low-energy computing
Researchers at Rice University have engineered a new multiferroic material that exhibits orders of magnitude higher performance at room temperature than its parent material. The new material shows a 10-fold increase in magnetization and a 100-fold increase in magnetoelectric coupling, making it promising for low-energy computing.
No batteries, just body heat: demonstrating the potential of battery-free sensing
A team of researchers at The University of Osaka has created a wireless EEG transmission system that can operate without external power sources. The system harnesses energy from the temperature difference between the human body and surrounding air, allowing it to function reliably even in hot summer conditions.
Scientists create a magnet with almost no magnetic field
Researchers at DTU have developed a new magnetic material that features a stable internal magnetic structure and almost no external magnetic field, above room temperature. This could enable faster components and lower energy consumption in spintronics.
Scientists create atomically precise molecular chains to power next generation tech
Researchers developed nanoribbons with tailored electronic properties, enabling flexible electronics, ultra-small circuits and more efficient solar cells. The discovery paves the way for unprecedented control in next-generation technologies.
Beyond silicon: the soft, dissolvable brain chips engineered to learn and vanish
Artificial synapses are built from soft, bio-friendly materials that operate like human brain synapses, merging data storage and computing into a single unit. Laboratory prototypes demonstrate immense capabilities, consuming energy on the scale of femtojoules.
Millimeter-scale resolution in fiber-optic sensing: single-ended technique advances infrastructure monitoring
Researchers develop signal-processing method to suppress distortions, achieving 6mm spatial resolution in single-ended Brillouin sensing. This enables early detection of damage or abnormal conditions in aging infrastructure.
Hannover Messe: Thin polymer films – the material behind a new generation of pumps
Researchers at Saarland University have developed a new class of miniature actuators using ultrathin silicone film-based pumps. The pumps can operate without motors, compressed air, or lubricants and can be switched on and off as needed.
Self-assembling luminophores form nanotubes with multidirectional exciton transport transport
A team of scientists has developed a new method to assemble luminescent molecules into nanotubes with unusual excitonic properties. The nanotubes can be arranged to form luminescent fibers that reach several centimeters in length, and exhibit multidirectional energy transfer within their interiors.
Mind the gap! Semiconductor industry is relying on the wrong materials
Researchers at TU Wien found that 2D materials are unsuitable for smaller electronic structures due to a tiny gap formed between the material and insulating layer. However, some materials can be combined with stronger bonds to eliminate this issue, potentially revolutionizing miniaturization steps.
Ultra-sensitive multi-band infrared polarization photodetector based on 1T'-MoTe2/2H-MoTe2 van der Waals heterostructure
The device exhibits outstanding performance across a broad optical spectrum, with high responsivity and specific detectivity. Its polarization-sensitive detection capability enables the direct deciphering of light's polarization state without external filters.
Perovskite nanocrystals in glass for high-efficiency and ultra-high resolution dynamic displays
Researchers develop fluoride-engineered perovskite nanocrystal glass for high-efficiency, full-color emission and ultra-high-resolution holographic displays. The glass matrix enables stable and efficient photoluminescence of PNCs, driving the creation of high-quality dynamic displays.
Printed neurons communicate with living brain cells
Engineers at Northwestern University developed artificial neurons that generate realistic electrical signals to activate living brain cells. This breakthrough paves the way for brain-machine interfaces and neuroprosthetics, as well as more efficient brain-like computing systems.
HKU-led team develops privacy-preserving system for secure edge data analysis
The CLAP system integrates authentication and processing functions within a unified memristor-based platform, offering critical security protection for resource-constrained edge computing devices. It achieves remarkable energy efficiency gains and area reductions compared to conventional implementations.
Bright quantum light emission achieved at room temperature in 2D semiconductors
Researchers have successfully created a high-efficiency quantum light source that emits bright lights even at room temperature using 2D semiconductors. The achievement is made possible by confining excitons in a tiny region via nanohole-induced confinement and neutralizing excess charges.
The 'thinner yet tougher' paradox: A two-sided upgrade for flexible microchips
A new manufacturing approach enables the creation of working transistors on both sides of flexible microchips, doubling computing density. The technique uses a liquid bath to detach and float ultra-thin silicon membranes, allowing for precise fabrication without harsh adhesives.
Pixelated BIC metasurfaces for terahertz integrated sensing and imaging
Researchers propose a novel THz metasurface-enabled platform for integrated sensing and imaging, overcoming limitations of slow sequential data acquisition. The system achieves 100% binary image reconstruction with nanosecond-scale accuracy, enabling real-time applications in security, semiconductor, and pharmaceutical sectors.
Hannover Messe: Electronic switches made from smart polymer films – a first step towards flexible circuit boards
Scientists develop a new generation of energy-efficient transistors made from thin, lightweight electrically conducting films. The film-based switch can control the flow of electric current with high precision, enabling complex motion sequences or fixed positions.
UH engineer exposes structural weakness driving lithium-ion battery failure
Researchers have discovered that lithium dendrites in batteries are unexpectedly strong and brittle, causing short circuits and safety risks. The findings suggest that future battery design must change to improve safety and reliability of high-energy storage systems.
New chip design could boost efficiency of power management in data centers
Engineers at UC San Diego developed a new chip design that combines piezoelectric resonators with capacitors for efficient voltage conversion, achieving peak efficiency of 96.2% and delivering four times more output current than earlier designs.
“Perfectly symmetrical” 2D perovskites boost energy transport
Rice University scientists have created a new type of two-dimensional semiconductor that exhibits no distortions, allowing for efficient energy transfer. The material's performance is an order of magnitude better than previously reported perovskites, making it suitable for applications such as solar cells and tandem devices.
Softens inside the body? The emergence of ‘transformation electrodes’
A Korean research team developed a spinal cord stimulator that softens upon contact with bodily fluids, mimicking surrounding nerve tissue. The device uses liquid metal and variable stiffness structures to achieve stable signal transmission and reduced costs.
When smell meets virtual reality: wearable olfactory device for a realistic VR experience
Researchers developed a wearable scent display that can blend up to eight fragrances in real time, enhancing immersive virtual experiences. The device uses advanced components to precisely control odor intensity and delivery.
Programmable ‘smart stamp’ transfers microscopic chips to build 3D circuits
Researchers develop programmable system to selectively pick up and place delicate electronic components, enabling mass production of defect-free displays and 3D microchips. The 'smart stamp' technology uses localized heating to control a polymer's stickiness, allowing precise transfer of semiconductor chips and other materials.
How UCLA researchers cleared the nanoscale bottleneck holding back next-gen electronics
Researchers at UCLA have developed a strategy to improve the efficiency of electrical current entering perovskite semiconductors, enabling faster and lower-power devices. By creating a thin, locally modified region under the metal contact, they enabled electrons to pass through the barrier using quantum mechanical tunneling.
Lead-free thin films turn everyday vibrations into electricity
Scientists at Osaka Metropolitan University developed high-performance lead-free piezoelectric thin films directly on standard silicon wafers. The films achieved the highest piezoelectric response ever reported for bismuth ferrite, enabling a fivefold improvement in energy conversion efficiency.
Generative AI improves a wireless vision system that sees through obstructions
Researchers at MIT have developed a new technique using generative artificial intelligence models to overcome the precision bottleneck in wireless vision systems. The method produces more accurate shape reconstructions, which could improve robots' ability to grasp and manipulate objects blocked from view.
Escaping the bubble trap: Plant-inspired 3D electrodes unlock ultra-fast hydrogen production
Researchers have developed a 3D electrode inspired by an aquatic plant, which captures and transports gas bubbles to increase hydrogen production. The design achieved a current density eight times higher than common flat electrodes, collecting 53.9% more hydrogen.
Inside the light: How invisible electric fields drive device luminescence
Researchers at Osaka Metropolitan University discovered how shifting electric fields control light-emitting efficiency in devices like LEDs. By probing electron spin resonance, they found optimal electric field conditions for efficient recombination, leading to higher electroluminescence efficiency.
Mussel adhesion meets conductivity: new bioglue for bioelectronic implants
A conductive bioglue was developed to ensure firm adhesion and stable electrical signaling within the human body. It overcomes challenges in connecting damaged tissues or attaching bioelectronic devices, promoting muscle and nerve regeneration and stable implant stability.
Ultrafast computers controlled by light: a new frontier opened by Politecnico di Milano and CNR
Researchers at Politecnico di Milano and CNR have developed a new ultrafast computer technology controlled by light, potentially hundreds of times faster than traditional electronics. The technology manipulates the state of electrons in matter using oscillating light, enabling operations at rates above 10 terahertz.
Flexible polymer‑based electronics for human health monitoring: A safety‑level‑oriented review of materials and applications
This review introduces a safety-level-oriented framework for polymer-based health-monitoring technologies, highlighting key material systems and device modalities. Flexible devices can track physiological signals and enable personalized healthcare through noninvasive wearables, microinvasive biosensing, and implantable electronics.
A novel soft biosensor with printable responsive hydrogel interfaces for detection and differentiation of blood circulation complications
A novel soft biosensor with printable responsive hydrogel interfaces was developed for precise detection and differentiation of blood circulation complications in postoperative free flaps. The biosensor achieved high adhesion and high-fidelity signal acquisition while exhibiting low adhesion after monitoring to avoid wound damage.
Eye-inspired artificial skin lets robots feel before they touch
The new dynamic shielding layer allows the sensor to focus on specific areas when needed, achieving a 104.56% increase in detection depth. The sensor can also detect approaching objects from over 90mm away, providing a vital split-second for robots to avoid collisions.
Listening to the body’s quietest, yet most dynamic movements
Researchers developed a wearable vibration sensor capable of detecting subtle body movements without external power, opening new possibilities for healthcare technologies. The sensor accurately captures physiological signals and detects extremely faint vibrations across a broad frequency range.
Engineers improve infrared devices using century-old materials
Researchers at Stanford University have developed a promising approach to using well-studied semiconductors to improve infrared light-emitting diodes and sensors. The new technology has the potential to lead to smaller, sleeker, and less expensive infrared devices with improved defect tolerance.
Trapping light on thermal photodetectors shatters speed records
Electrical engineers at Duke University have developed the fastest pyroelectric photodetector, capable of capturing light from the entire electromagnetic spectrum. The device requires no external power and operates at room temperature, making it suitable for on-chip applications and multispectral cameras.
Electron microscopy shows ‘mouse bite’ defects in semiconductors
Cornell University researchers have used electron microscopy to detect 'mouse bite' defects in semiconductors, which can sabotage their performance. The imaging method has the potential to touch every form of modern electronics and could be a crucial tool for debugging and fault-finding in computer chips.
Theoretical principles of band structure manipulation in strongly correlated insulators with spin and charge perturbations
A new study by MANA demonstrates that strongly correlated insulators can behave differently, allowing spin and charge excitations to exist independently. This enables the creation of new electronic modes that actively modify band structures under external stimuli.
Printable enzyme ink powers next-generation wearable biosensors
Researchers have developed a printable enzyme ink that simplifies the mass production of enzymatic biofuel cells, paving the way for self-powered wearable sensors. The ink enables the creation of high-performance electrodes with minimal decay, suitable for real-world monitoring applications.
Borrowing from biology to power next-gen data storage
Researchers at Penn State have developed a bio-hybrid system that combines synthetic DNA with perovskite semiconductors to create a memory resistor that stores and processes data with minimal power consumption. This technology has the potential to enable more efficient data centers, speedier data processing and more complex data analysis.
When smaller means better: analyzing how device scaling enhances memory performance
Researchers found that shrinking ferroelectric tunnel junctions significantly boosts their performance, producing larger resistance contrasts between 'ON' and 'OFF' states. This enables efficient and reliable memory technologies for emerging applications in AI, edge computing, and IoT.
MambaAlign fusion framework for detecting defects missed by inspection systems
Researchers developed an efficient system to detect subtle defects missed by existing inspection systems. The MambaAlign framework captures long-range and orientation-aware context using state-space refinement, achieving improved localization and detection accuracy without excessive computational overhead.
Physicists open door to future, hyper-efficient ‘orbitronic’ devices
Physicists at the University of Utah have developed a new, streamlined system for generating orbital angular momentum in electrons, allowing for cheaper and more abundant materials. The innovation uses natural symmetry and vibrations of atoms to control electron momentum.
Diamond owl swoops in with new method to keep electronics cool
Researchers at Rice University have developed a new method to grow patterned diamond surfaces that can decrease operating temperatures in electronics. This approach uses microwave plasma chemical vapor deposition to create ordered layers of diamond crystals on substrates, allowing for controlled seed placement and scalable growth.
Novel wireless origami-inspired smart cushioning device for safer logistics
A novel wireless origami-inspired smart cushioning device has been developed to monitor deformation and detect damage to transported goods. The self-folded origami honeycomb device, integrated with passive wireless sensors, can provide real-time information on load conditions and impact.
Chip-processing method could assist cryptography schemes to keep data secure
MIT engineers developed a manufacturing method that enables secure, fingerprint-based authentication on CMOS chips, eliminating the need for external secret storage. This technique uses shared fingerprints between two chips, improving privacy and energy efficiency in power-constrained electronic systems.
What does ‘flexibility’ actually look like?
Scientists have made a breakthrough in understanding flexibility at the molecular scale, finding that individual molecules contribute to material stiffness. This discovery could inform the design of faster and more efficient flexible electronics.
Miniaturized radar on a chip for next-generation wireless networks
Researchers developed a compact, low-power FMCW radar signal generator chip for edge and IoT devices, enabling high-speed sensing and precise distance measurement. The chip successfully overcomes the trade-off between chirp speed and signal linearity, bringing us closer to a seamlessly connected 6G society.
3D-printing platform from MIT researchers rapidly produces complex electric machines
MIT researchers create a 3D-printing platform that can produce complex electric machines in minutes, overcoming challenges of multiple functional materials. The platform enables the fabrication of customized electronic components with less waste, revolutionizing manufacturing and opening doors to new applications.
Runtime record and first electricity generation with a compressorless hydrogen gas turbine
Researchers at KIT have achieved a significant milestone in compressorless hydrogen gas turbine technology, extending runtime to over five minutes. The innovation saves energy and increases efficiency by utilizing pressure-gain combustion, making it an attractive option for fossil-free energy systems.