Articles tagged with Electrical Engineering
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.
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.
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.
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.
Researchers at the University of Michigan have discovered a mechanism that holds new ferroelectric semiconductors together, enabling high power transistors and sensors. The team found an atomic-scale break in the material that creates a conductive pathway, allowing for adjustable superhighways for electricity.
Physicists at Harvard SEAS have created a compact, on-chip mid-infrared pulse generator that can emit short bursts of light without external components. This device has the potential to speed up gas sensor development and create new medical imaging tools.
The Harvard RoboBee has been equipped with crane fly-inspired legs and an updated controller, allowing it to land safely on various surfaces. The robot's delicate actuators were protected by the improved design, which enabled controlled landing tests on a leaf and rigid surfaces.
Researchers at Osaka Metropolitan University developed an autonomous driving algorithm for robots to navigate raised cultivation beds, utilizing lidar point cloud data. The system enables precise movement and accuracy in both virtual and actual environments, promising to expand tasks beyond harvesting to monitoring and pruning.
Researchers develop novel synthesis method for multi-shelled gold clusters and precisely remove atoms to study magnetic spin influence on catalytic behavior. They find that spin density concentrates more on iodine atoms than sulfur atoms, indicating potential role in tuning catalytic properties.
Dr. Gadhamshetty, a leading expert in environmental engineering, brings over 25 years of experience to the role. He aims to expand the journal's influence and promote transformative research that addresses critical environmental challenges.
Researchers at Florida Atlantic University developed an innovative real-time ASL interpretation system using AI and deep learning. The system achieved a 98.2% accuracy rate with minimal latency, enabling fast and reliable performance for applications such as live video processing and interactive technologies.
Researchers at Waseda University developed a novel self-assembly process to create multilayered films with superior thermal, mechanical, and gas barrier properties. The film exhibits enhanced hardness and self-healing ability compared to conventional materials.
Researchers at KIT develop a meta-grating that allows for four times more efficient light control than conventional systems. This technology enables targeted control of light waves, reducing the size and weight of optical systems.
A new project aims to analyze the hidden mechanisms of energy transition models, determining which narrative patterns are included and finding ways to make them more transparent and inclusive. By simulating future energy systems in real-world labs, researchers hope to remove uncertainties and mistrust surrounding the energy transition.
The High Power Grid Lab will test new grid components and technologies under realistic conditions, focusing on low- and medium-voltage grids for regional power distribution. The lab aims to investigate system properties of innovative grid components in a grid environment that accurately replicates the real world.
A Colorado State University team has achieved a new milestone in 3D X-ray imaging technology by capturing high-resolution CT scans of the interior of a large, dense object using a compact, laser-driven X-ray source. This breakthrough offers a fast and non-destructive way to obtain detailed views inside dense structures.
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.
Researchers at KIT successfully integrate co-electrolysis into synthetic fuel production, achieving up to 85% efficient energy recovery. The Kopernikus P2X project aims to produce one tonne of kerosene per day using this technology.
Researchers have developed a hybrid image-generation tool called HART that combines the strengths of autoregressive and diffusion models. It achieves high reconstruction quality with significantly reduced computational resources, enabling local execution on laptops or smartphones.
Researchers from Saarland University are developing novel air conditioning technology using elastocaloric effect, which can cool and heat more sustainably than current systems. The aim is to commercialize the technology within five years.
The University of Texas at Arlington (UTA) has been awarded a $1 million NASA grant to develop safety systems for drones and unmanned flying vehicles. The project aims to create an adaptive safety assurance architecture through extensive simulations and experimental testing, making future advanced air mobility vehicles smarter and safer.
KIT will present innovative technologies such as optical meta surfaces, smart earphones, and sustainable cooling solutions at Hannover Messe 2025. The showcase highlights the institution's commitment to addressing global challenges like climate change and energy transition.
Researchers from ETH Zurich have developed a tiny plasmonic modulator that can transmit data at frequencies over a trillion oscillations per second. This breakthrough device reduces energy consumption and increases measurement accuracy, enabling efficient optical fibre technology for 6G mobile communications.
Researchers at Saarland University develop film-based vacuum pumps and valves that are lightweight, compact, and energy-efficient. These devices can create a vacuum of up to 300 millibars without the need for compressed air, motors, or lubricants.
Researchers at Carnegie Mellon University have developed a new, minimally invasive method called DeepFocus for treating depression and other neural conditions using transnasal electrical stimulation. This technique offers more accurate and efficient targeting of deep brain structures with lower risk.
Johns Hopkins engineers developed a pioneering prosthetic hand that can grip and grasp everyday objects like a human, using a hybrid design that combines rigid and soft robotics. The system achieves 99.69% accuracy in handling objects of varying textures and materials.
A POSTECH research team developed a photoacoustic computed tomography (PACT) system that non-invasively monitors cerebrovascular changes in small animals with early stages of an ischemic stroke. The technology also measures oxygen saturation in blood vessels, allowing precise tracking of vascular recovery after stroke.
A recent study analyzed the power response of networks to voltage with time-varying amplitude and frequency (TVAF), revealing time-varying active and reactive power. The research proposed a simplified calculation method for practical engineering applications.
The University of Vaasa's FlexiPower project aims to develop and commercialize a 'Building as a Battery' (BaaB) solution that enables dynamic response of building heating and cooling systems to power grid needs. This innovation offers cost-effective and scalable solutions for balancing the power grid.
University of Michigan researchers will scale up NASA's technology and manufacturing process to create durable silicon carbide circuits that can operate at record-high temperatures. The project aims to advance aerospace electronics and sensors for aircraft engines, and support renewable energy and defense applications.
Six Lehigh University professors named Senior Members of the National Academy of Inventors, representing diverse fields of chemical engineering, bioengineering, materials science, and electrical computer engineering. They collectively hold over 1200 U.S. patents.
Researchers at Incheon National University have pioneered a novel resonant tuning rectifier (RTR) for parallel compensated receivers in wireless power transfer. The RTR enhances efficiency via dynamic frequency adaptation, reducing circuit impedance and minimizing interference with other devices.
A novel self-sustaining circuit configuration enables miniature devices like microdrones to fly for longer periods while staying lightweight and compact. The system utilizes emerging solid-state batteries with high energy density and ultra-lightweight design.
Texas A&M University professors Drs. Vanderlei Bagnato, Rodney Bowersox and Don Lipkin have been elected to the National Academy of Engineering (NAE) Class of 2025 for their outstanding contributions to engineering practice, research and education. The NAE recognition underscores the exceptional talent within the faculty.
Researchers have synthesized a Bi5−ring, a molecule with five bismuth atoms, and stabilized it in a metal complex. The discovery fills a gap in chemical knowledge and enables future applications in materials research, catalysis, and electronics.
NASA has successfully integrated its deployable aperture cover sunshade with the outer barrel assembly of the Roman Observatory, enhancing the telescope's ability to detect faint light from across the universe. The integration marks a significant milestone in the mission's assembly and testing phase.
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.
Researchers at Virginia Tech have discovered a new solid lubricating mechanism that can reduce friction in machinery at extremely high temperatures. The novel coating has the potential to make components from rockets to semiconductors more safe, durable, and cost-effective.