Articles tagged with Electrical Engineering
Researchers at the University of Rochester are developing biologically inspired predictive coding networks for digital image recognition using analog circuits, which could lead to more efficient drones. The team aims to approach the performance of existing digital approaches and translate it to complex perception tasks needed by self-d...
Researchers have created a tiny spectrometer that can accurately measure light wavelengths and is small enough to fit on a phone. The technology has the potential to be integrated into smartphones and enable new applications in fields like manufacturing and biomedical diagnostics.
MIT researchers developed a fully autonomous experimental platform that can efficiently identify optimal polymer blends. The system uses a genetic algorithm to explore a wide range of potential combinations and autonomously identifies hundreds of blends that outperform their constituent polymers. This workflow could lead to advancement...
Columbia engineers design specialized ADC chips to capture electrical signals in the ATLAS detector, capturing details that no existing component could reliably record. The resulting design is resilient enough to withstand harsh conditions at LHC for over a decade.
A research team has experimentally demonstrated a nonlinear wave phenomenon that changes its frequency depending on the direction of incoming waves. The system exhibits different responses to waves entering from one side versus the other, with potential applications in medical ultrasound imaging and noise control.
A research team at Peking University has developed the first sort-in-memory hardware system tailored for complex, nonlinear sorting tasks. The system eliminates the need for comparators and introduces a novel Digit Read mechanism, along with a new algorithm and hardware design that reimagines how sorting can be performed within memory.
Researchers developed a new method for building powerful, compact energy storage devices using thin-film supercapacitors without metal parts. The device can output 200 volts, equivalent to powering 100 LEDs for 30 seconds or a 3-watt bulb for 7 seconds.
Researchers at Pusan National University developed a new Bayesian calibration framework to optimize digital twin models of automated material handling systems. The framework improves prediction accuracy by accounting for parameter uncertainty and discrepancy, enabling effective calibration with scarce field data.
Researchers developed flexible electrochromic devices that offer dynamic visual feedback, combining low-dimensional materials with flexible conductors. These advancements enable wearable displays and multifunctional devices with display and power functions.
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 from Science Tokyo developed analog relay stations to extend mmWave coverage, achieving over 1 Gbps throughput and enhancing stability in previously unreachable zones. The innovative solution utilizes distributed relay diversity to maintain signal strength and throughput even with blockage.
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.
Researchers developed a new imaging approach combining two-photon microscopy and advanced algorithms to improve resolution and reduce noise. This allowed them to clearly see details smaller than 250 nanometers, enabling real-time observations of mitochondrial behavior in live animals.
Researchers developed a single-layer metasystem for 3D inspection of fine structural features, integrating transmission and reception functionalities into a compact architecture. The system achieves high accuracy, with lateral resolution errors under 10 µm and depth variations as fine as 20 µm.
Researchers at Harvard and TU Wien have developed a new type of tunable semiconductor laser with smooth, reliable, and wide-range wavelength tuning in a simple chip-sized design. This innovation could replace many types of tunable lasers with a smaller, more cost-effective package.
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.
A new e-textile platform developed by KAIST's research team combines 3D printing technology with advanced materials engineering to create customized training models for individual combatants. The platform uses flexible and highly durable sensors and electrodes printed directly onto textile substrates, enabling precise movement and huma...
A nanometer-thin spacer layer has been inserted into exciplex upconversion OLEDs (ExUC-OLEDs) to improve energy transfer, enhancing blue light emission by 77-fold. This design enables the use of previously incompatible materials, paving the way for lightweight, low-voltage, and more flexible OLEDs.
A team of researchers from the University of Sydney has developed a silicon chip that can control spin qubits at milli-kelvin temperatures, paving the way for scaling up quantum transistors from under 100 to millions. This breakthrough technology has the potential to make practical quantum computers a reality.
The University of Ottawa's SUNLAB has developed a simulation model for multi-junction photonic power converters, which enable the conversion of laser light into electrical power with higher efficiencies and voltages. This technology could lead to more reliable telecommunication networks, reduce costs by enhancing systems performance, a...
A new type of laser developed by Norwegian University of Science and Technology and partners has solved several problems associated with current-day lasers. The laser can be used in self-driving cars and detects hydrogen cyanide gas in the air with high precision.
Researchers developed key technologies for precise and high-speed bonding and adhesive technology to address demands of high-performance computing applications. They successfully integrated chips onto a 300 mm waffle wafer, achieving enhanced bonding speed without chip-detachment failures.
Researchers developed a new fabrication process that integrates high-performance GaN transistors onto standard silicon CMOS chips in a low-cost and scalable way. This technology reduces the temperature of the overall system and improves signal strength, bandwidth, and battery life in mobile phones.
Christian Jones, a Naval Research Lab electronics engineer, received the 2024 Robert T. Hill Best Dissertation Award for his dissertation on robust and efficient structure-based radar receive processing. His research focuses on improving the robustness and efficiency of advanced radar signal processing techniques to provide warfighters...
International Journal of Extreme Manufacturing (IJEM) achieves a new Impact Factor of 21.3, surpassing 20 for the first time and maintaining its position as top journal in the field. IJEM has attracted submissions from 853 institutions in 81 countries.
Researchers at Texas A&M University found that websites use browser fingerprinting to track people across browser sessions and sites. Even users who opt out of tracking under privacy laws may still be silently tracked through fingerprinting.
Rice University students have developed a cutting-edge wearable haptic wristband that can deliver two distinct forms of tactile feedback. The device aims to make virtual reality more immersive and accessible, and is entirely self-contained with a modular design that makes it easy to repair and integrate into different environments.
Researchers have developed glass-epoxy-based waveguides with low polarization-dependent loss and differential group delay, suitable for stable signal transmission in co-packaged optics. The waveguides demonstrated high power stability and reliability under six hours of continuous use.
A team of researchers from Japan has developed an ultra-compact, low-power 150 GHz radio module enabling high data rates in mobile devices. The proposed design integrates a phased-array transceiver with several key innovations to overcome the main challenges of operating at frequencies in the 150 GHz band.
A new framework for urban rail transit incorporates underground energy storage systems to improve efficiency, reduce carbon emissions, and enhance resilience. The UESS-URTS system provides economic benefits by cutting energy costs and reducing fossil fuel consumption.
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.
A team of researchers at Binghamton University has developed a dissolvable battery using probiotics, which can provide a safe and sustainable energy source for transient applications. The battery utilizes electricity-producing bacteria that are commonly found in the human digestive system and are considered biocompatible.
Quaise Energy has successfully demonstrated its novel drilling technique on a full-scale oil rig, aiming to prove that clean, renewable geothermal energy can power the world. The company's three-tier approach involves replacing conventional drill bits with millimeter-wave energy to create deeper holes and access supercritical water.
Ari Pouttu succeeds Matti Latva-aho as Director of 6G Research at the University of Oulu. The university has unveiled its new 6G leadership and the tenth issue of 6G Waves magazine, highlighting research infrastructures' role in international collaboration.
Researchers have developed a new laser device smaller than a penny that can conduct extremely fast and accurate measurements by precisely changing its color across a broad spectrum of light. The laser has applications ranging from guiding autonomous vehicles to detecting gravitational waves, a delicate experiment to observe our universe.
Researchers at the University of Texas at Dallas have discovered a way to improve solid-state battery performance by creating a 'space charge layer' that enhances ion movement. This breakthrough could lead to better-performing batteries with improved safety and increased energy storage capacity.
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.
Researchers have developed an integrated metasurface-integrated quantum analog computing system, simplifying phase reconstruction and achieving high signal-to-noise ratio at low photon levels. This technology has broad application potential in fields such as optical chips, wave function reconstruction, and label-free biological imaging.
Researchers demonstrate a new strategy for magnetization reversal in multiferroic materials, allowing for more energy-efficient electronics. The study achieves this breakthrough by growing thin films in an unconventional crystallographic orientation, enabling the application of electric fields perpendicular to the film surface.
Researchers at the University of Utah have developed a multifunctional device that can be adjusted on the fly to give light different degrees of circular polarization. The device leverages phase-change materials and carbon nanotubes to store information in a property of light known as chirality.
Researchers discovered ferroelectric phenomena at a subatomic scale in Brownmillerite, overcoming collective atomic vibrations limitations. This property enables selective domain formation within tetrahedral layers when an electric field is applied.
Researchers at the University of Michigan have demonstrated an efficient blue phosphorescent OLED that can last as long as green OLEDs. The device uses a tandem OLED structure and surface plasmon resonance to improve efficiency.
Researchers at University of Michigan have discovered a rule-breaking silicone that can conduct electricity, upending assumptions about the material class. The semiconducting properties of the silicone copolymer enable its spectrum of colors, with longer chain lengths producing red tones and shorter chains emitting blue light.
Scientists develop high-quality (Ga,Fe)Sb ferromagnetic semiconductor with a record-high Curie temperature of up to 530 K, exceeding previous limits and enabling stable operation at room temperature. The material exhibits excellent crystallinity and superior magnetic properties, making it suitable for spintronics applications.
Triboelectric and piezoelectric nanogenerators convert mechanical energy into electrical energy, enhancing robotic autonomy and efficiency. The technology has the potential to reshape future robotic capabilities, particularly in industrial automation, healthcare, and smart home applications.
University of Missouri scientists have developed an ice lithography technique that etches small patterns onto fragile biological surfaces without damaging them. The method uses frozen ethanol to protect the surface and apply precise patterns.
The University of Michigan researchers discovered a simple annealing method that enhances the quality of materials used in cell phones, sensors and energy harvesting devices. The process boosts piezoelectricity eight times beyond current technology.
Professor Chao Xiang has been honoured with the 2025 Croucher Tak Wah Mak Innovation Award for his pioneering research in silicon photonics. His work on integrating lasers for advanced photonic integrated circuits shows significant improvements in sensor accuracy, communication system bandwidth, and energy efficiency.
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.
Researchers developed a technique that enables robots to learn about an object's weight, softness, or contents by picking it up and gently shaking it. This method uses internal sensors and simulation processes to rapidly identify characteristics of the object, making it suitable for applications where cameras might be less effective.
Researchers at Pohang University of Science & Technology (POSTECH) have developed an achromatic metagrating that handles all colors in a single glass layer, eliminating the need for multiple layers. This breakthrough enables vivid full-color images using a 500-µm-thick single-layer waveguide.
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.
Kavraki's interdisciplinary research in robotics and biomedicine has been recognized for its impact on manufacturing, space exploration, and medicine. Her work bridges theory and application, with contributions to novel robot motion planning, personalized cancer treatments, and drug discovery.
César A. Uribe, a Rice University professor, has received an NSF CAREER Award to develop mathematical tools for decentralized learning in AI and data science. His research aims to create more efficient networks of computers that can process massive amounts of data without relying on centralized coordination.
The MyoStep project represents a significant advancement in pediatric mobility aids for children with cerebral palsy, addressing motor impairments that restrict participation in physical activities. The soft power suit provides a lightweight, discreet solution tailored to fit seamlessly into the lives of children and their families.
Researchers have developed a neuro-quantum leap in finding optimal solutions, leveraging Fowler-Nordheim annealers to discover new and unknown solutions. NeuroSA's structure is neuromorphic, with a search behavior determined by FN annealer, making it powerful for solving complex optimization problems.
DSAPS achieves dual scalability by manipulating ∆ E blocks using two structures: a high-capacity structure for increasing spins and a high-precision structure for increasing interaction bit width. The system has shown promising results in solving complex COPs, with validation tests achieving over 99% accuracy.
MIT researchers have created a unifying framework that combines existing ideas to improve AI models or create new ones. The 'periodic table of machine learning' categorizes classical algorithms based on the approximate relationships they learn, allowing for fusion of strategies and discovery of new algorithms.