Electronic Circuits
Articles tagged with Electronic Circuits
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.
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.
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.
IEEE honors Pitt’s Fang Peng with medal in power engineering
Fang Peng has made significant contributions to Z-source and modular multi-level converters for distribution and transmission networks. These technologies improve safety, flexibility, and performance in diverse energy sources. Peng's work aims to create resilient systems that can handle faults and prevent devastating wildfires.
Distinguished researcher elected to National Academy of Engineering
Dr. Bruce Gnade, professor emeritus at the University of Texas at Dallas, has been elected as a member of the National Academy of Engineering for his contributions to advancing electronic materials and semiconductor device technologies. He is also recognized for his leadership in education and workforce development.
Microscopic laser can halve a computer’s energy use
Researchers at Technical University of Denmark developed a groundbreaking nanolaser that can halve a computer's energy consumption. This technology has the potential to revolutionize various industries, including information technology and healthcare, by enabling ultra-small and energy-efficient lasers.
A chip-sized window into living tissues enables continuous, real-time biological monitoring
Researchers have developed a miniaturized microoptical system for continuous, real-time fluorescence monitoring of three-dimensional microtissues directly on chip-based platforms. This technology tracks functional changes in living tissues over extended periods with high accuracy.
Ultrathin ferroelectric capacitors for next-generation memory devices
Researchers from Japan successfully downscaled a total ferroelectric memory capacitor stack to just 30 nm, maintaining high remanent polarization and paving the way for compact and efficient on-chip memory. This breakthrough demonstrates compatibility with semiconductor devices and paves the way for future technologies.
UVA’s low-power, high-performance computer power player Mircea Stan earns National Academy of Inventors fellowship
Mircea Stan, a University of Virginia professor, has been awarded the National Academy of Inventors fellowship for his innovative work on low-power computer technology. His contributions have enabled significant energy savings and improved performance in electronic systems.
Exploring the origins of the universe: 145 low-noise amplifiers complete ALMA telescopes
The Atacama Large Millimeter/Submillimeter Array (ALMA) has been upgraded with 145 low-noise amplifiers, allowing for more sensitive measurements of cosmic radiation. This enables researchers to study dark and distant regions of the universe, gaining insights into star and galaxy formation.
A biodegradable smart sensor to monitor sensitive goods
A team of researchers from EPFL, Empa, and CSEM has created a sustainable smart sensing tag that can detect temperature thresholds in shipments of medicines and food products. The biodegradable sensor tag is made from environmentally friendly materials and eliminates the need for silicon-based sensors and wireless chips.
Artificial neurons developed by USC team replicate biological function for improved computer chips
Researchers at USC Viterbi School of Engineering have developed artificial neurons that physically embody the analog dynamics of biological brain cells. These innovations will allow for significant reduction in chip size and energy consumption, potentially advancing artificial general intelligence.
Back to the future: Is light-speed analog computing on the horizon?
Scientists have developed a programmable electronic circuit that harnesses high-frequency electromagnetic waves to perform complex parallel processing at light-speed. This breakthrough has the potential to power next-generation wireless networks, real-time radar, and advanced monitoring in various industries.
Machine learning-based design enables more efficient wireless power transfer
A new machine learning-based design method has been proposed to achieve stable and efficient wireless power transfer. The approach uses real-world circuit modeling and numerical simulations to optimize system performance, demonstrating significant improvements in output voltage stability and power-delivery efficiency.
Scientists find new way to control electricity at tiniest scale
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.
Scientists build first genetic "toggle switch" for plants, paving the way for smarter farming
Researchers at Colorado State University have created a programmable plant circuit that can turn genes on and off, allowing farmers to time harvests and adapt to drought. The breakthrough could lead to automated genetic circuit design through machine learning, revolutionizing agriculture.
A faster, more reliable method for simulating the plasmas used to make computer chips
A new simulation approach has been developed to model plasmas used in computer chip manufacturing, allowing for improved stability and efficiency. The new code accurately conserves energy, helping to ensure the results reflect real physical processes.
"Stronger together: Interlocked electrodes push silicon battery lifespan beyond limits"
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.
New microscope reveals heat flow in materials for green energy
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.
AI slashes cost and time for chip design, but that is not all
Researchers at Princeton University have developed an AI-powered system to design complex wireless chips, reducing time and cost. The AI creates intricate electromagnetic structures that improve performance and efficiency, often in ways that human designers cannot understand.
Detecting disease with only a single molecule
Researchers have created a new circuit model that accounts for small changes to the sensor's behavior, allowing it to detect protein or DNA molecules from a sample. The device could lead to earlier diagnosis of diseases and more precise therapies tailored to each patient.
Revolutionizing heat management with high-performance cerium oxide thermal switches
A research team at Hokkaido University developed novel cerium oxide-based thermal switches, surpassing prior benchmarks with high efficiency and sustainability. The switches feature a new benchmark for electrochemical thermal switches, offering broad applications in industries such as electronics cooling and renewable energy systems.
Fraunhofer IAF expands technology capabilities for chiplet innovations within the APECS pilot line
The Fraunhofer Institute for Applied Solid State Physics is expanding its technology capabilities in chiplet innovations through the APECS pilot line, supported by €4.35 million in funding from Baden-Württemberg. This initiative aims to drive chiplet innovation and increase research and manufacturing capacity for semiconductors in Europe.
Ablation may be better than medication for those with dangerous heartbeat after heart attack
Researchers found that ablation reduced ICD shocks for ventricular tachycardia and episodes of VT not detected by the ICD. This minimally invasive procedure destroys abnormal heart tissue causing VT, offering a better alternative to long-term medication side effects.
Off the clothesline, on the grid: MXene nanomaterials enable wireless charging in textiles
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.
Photonic computing harnesses electromagnetic waves
Researchers at Newcastle University developed a novel approach using electromagnetic waves to solve partial differential equations, specifically the Helmholtz wave equation. The innovative structure, known as a metatronic network, effectively behaves like a grid of T-circuits and allows for control over PDE parameters.
World's first superconducting flux qubit operating without magnetic field
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.
An edible toothpaste-based transistor
Researchers at Istituto Italiano di Tecnologia in Milan created an edible transistor using a toothpaste pigment, enabling the development of smart pills and potential healthcare applications. The device is made from ethylcellulose substrate with gold particles and operates at low voltage.
Breakthrough in semiconductor patterning: New block copolymer achieves 7.6 nm line width
Researchers developed a novel block copolymer that can create finely detailed structures on semiconductor chips with half-pitch sizes of less than 10 nanometers. The new compound achieves 7.6 nm line width, outperforming conventional block copolymers.
New technique prints metal oxide thin film circuits at room temperature
A novel printing technique allows for the creation of thin metal oxide films at room temperature, resulting in transparent and conductive circuits that can function at high temperatures. The technique uses liquid metals to deposit two-layer thin films with remarkable stability and flexibility.
How air-powered computers can prevent blood clots
Researchers developed an air-powered computer that sets off alarms when certain medical devices fail, preventing blood clots and strokes. The device uses air to issue warnings, reducing costs and improving safety in healthcare settings.
$1.5M state grant kickstarts efforts to use fungal molecules in batteries, photovoltaics and electronic circuitry
A $1.5 million state grant is funding research into using fungal molecules in batteries, photovoltaics and electronic circuitry. The project, called NICER, aims to explore how these compounds can improve energy technologies, making them more sustainable and environmentally friendly.
A 2D device for quantum cooling
Researchers at EPFL's Laboratory of Nanoscale Electronics and Structures have fabricated a device that efficiently converts heat into electrical voltage at temperatures lower than outer space. The innovative device exploits the Nernst effect, a complex thermoelectric phenomenon, to achieve unprecedented performance.
Photocrosslinking, not Ojak bridge, facilitates transistor functionality
A team from Pohang University of Science & Technology has developed a memory transistor that can adjust its threshold voltage through photocrosslinking. The innovation combines two molecules with a polymeric semiconductor to form a stable bond, enabling precise control of the semiconductor layer's structure.
Neurons spoil your appetite
Researchers at Max Planck Institute for Biological Intelligence have discovered a brain circuit that inhibits food intake during nausea. The circuit involves special nerve cells in the amygdala, which send appetite-suppressing signals to distant brain regions, resulting in a loss of appetite.
NYU Abu Dhabi researchers develop new technology that manipulates light with remarkable precision and minimal loss
A team of researchers at NYU Abu Dhabi's Photonics Research Lab has developed a novel, two-dimensional material capable of precise light modulation. The innovation offers precise control over the refractive index while minimizing optical losses, enhancing modulation efficiency and reducing footprint.
New technique lets scientists create resistance-free electron channels
Researchers visualize chiral interface state at atomic scale for the first time, allowing on-demand creation of conducting channels. The technique has promise for building tunable networks of electron channels and advancing quantum computing.
Can metalens be commercialized at a fraction of the cost?
Researchers have developed two innovative methods for mass-producing metalenses, reducing production costs by up to 1,000 times. The team achieved successful creation of large-scale infrared metalenses with high resolution and exceptional light-collecting capabilities.
New study shows analog computing can solve complex equations and use far less energy
Researchers at UMass Amherst have developed an analog computing device called a memristor that can complete complex scientific tasks while reducing energy consumption. The device uses physical laws to perform computations in a massively parallel fashion, accelerating matrix operations and overcoming the limitations of digital computing.
NTU Singapore scientists develop ultra-thin semiconductor fibers that turn fabrics into wearable electronics
Researchers developed ultra-thin defect-free semiconducting fibers, over 100 meters long, which can be woven into fabrics. The fibers demonstrate excellent electrical and optoelectronic performance, enabling various applications such as wearable electronics and sensors.
NTU Singapore scientists produce innovative ultrathin and stretchable electronics with wide range of applications in health and wellness
Researchers at Nanyang Technological University, Singapore, have created soft electronic sensors that can detect bioelectric signals from skin, muscles, and organs. These sensors empower individuals with limb disabilities to control robotic prostheses, machinery, and motorized wheelchairs using alternative muscle movements.
Glass packaging with a mix of thermoelectric in the vias
Researchers have developed a thermal management technique for photonic packages using glass substrates and thermoelectric vias, enabling precise temperature control. The technology, termed SimTEC, combines through glass vias partially filled with copper and thermoelectric materials to reduce thermal resistance between chips.
UCF researcher discovers new technique for photon detection
A new technique for photon detection has been developed by UCF researcher Debashis Chanda, offering ultra-sensitive detection at room temperature. The method uses a phase-change material to modulate the frequency of an oscillating circuit, paving the way for low-cost, high-efficiency uncooled infrared detectors and imaging systems.
Rail industry urged to consider safety risks of space weather
Researchers found that space weather events can trigger 'wrong side' failures in rail signalling systems, which are more hazardous than 'right side' failures. This study highlights the need for the industry to consider the risks of space weather and explore mitigation strategies.
UCF receives $1.5million NSF grant to improve energy efficiency of wireless communications
Researchers will incorporate advanced semiconductor technologies and AI into a millimeter-wave radio system to increase bandwidth while reducing energy consumption. The project aims to save tens to hundreds of terawatt-hours of energy per year, contributing to climate change mitigation.
IIT’s first ever-made rechargeable edible battery nominated on TIME’s 2023 list of Best Innovations
Researchers at Istituto Italiano di Tecnologia have developed the world's first rechargeable edible battery, utilizing food-grade materials like almonds and capers. The battery can power small electronic devices for a limited time and has potential applications in health monitoring, food storage, and children's toys.
Interdisciplinary Rice team tackles the future of semiconductors
The interdisciplinary team, led by Kaiyuan Yang, will focus on leveraging the spin and charge of electrons in multiferroics to process and store information. The goal is to improve energy efficiency for computing devices, potentially reducing energy consumption by three orders of magnitude.
Silicon ally: Penn engineers grow full wafers of high-performing 2D semiconductor that integrates with state-of-the-art chips
Researchers at the University of Pennsylvania have grown a high-performing 2D semiconductor, indium selenide (InSe), to industrial-scale wafers. The team's success hinged on a growth technique that overcame InSe's atomic structure quirks, producing a material with uniform chemical and crystalline properties.
Electrons take flight at the nanoscale
A new device design inspires improved integrated circuit designs by visualizing electric current flow lines around sharp bends. The research enables better understanding of heat generation in electronic devices, leading to more efficient circuit creation and reduced risk of overheating.
Improving transistor performance through perovskite-cation incorporation
Researchers at Pohang University of Science & Technology developed world-class perovskite transistors by combining three distinct perovskite cations, achieving high hole mobility and on/off current ratio. This breakthrough enables faster computing with lower power consumption.
Eco-friendly conductive ink promises to revolutionize the production of soft stretchable electronic circuits
Researchers developed a water-based conductive ink for flexible electronic circuits, sidestepping toxic organic solvents. The ink enables sustainable applications in healthcare and food industries, including biomonitoring sensors and smart packaging.
A ferroelectric transistor that stores and computes at scale
A new FE-FET design demonstrates record-breaking performances in computing and memory, achieving large memory window with impressively small device dimensions. The combination of molybdenum disulfide and aluminum scandium nitride materials enables energy-efficient devices for both computing and non-volatile memory applications.
Cutting edge transistors for semiconductors of the future
Researchers at Lund University have created ferroelectric 'grains' that control tunnel junctions in transistors, allowing for individual-level control and optimization of material properties. This breakthrough enables the development of new circuit architectures for neuromorphic computing and energy-efficient semiconductors.
Texas A&M researchers discover new circuit element
Researchers at Texas A&M University have identified a new circuit element called the meminductor, which exhibits memory-like properties. The discovery was made using a two-terminal passive system and proved the existence of meminductance in an inductor circuit element.
Like flipping the switch
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 develop silicon photonic MEMS compatible with semiconductor manufacturing
The new technology enables compact, low-power, fast, and energy-efficient devices for fibre-optical communications, sensors, and future quantum computers. This breakthrough could lead to advancements in applications such as 3D imaging for autonomous vehicles and photonic-assisted computing.
Atom-thin walls could smash size, memory barriers in next-gen devices
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.
Toward practical quantum optics: multiphoton qubits from LNOI
Researchers from Nanjing University have proposed the first scheme to practically generate N-photon states deterministically using a lithium-niobate-on-insulator platform. The scheme involves deterministic parametric down-conversion and demonstrates feasibility for generating multiphoton qubit states.
The last mysteries of mica
Researchers at Vienna University of Technology have explained the distribution of potassium ions on mica surfaces using an atomic force microscope in ultra-high vacuum. The study reveals tiny patterns of ion arrangement, which could improve electronic circuit performance and make mica a suitable insulator for 2D materials.