Electrical Conductors
Articles tagged with Electrical Conductors
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
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.
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.
Next-gen semiconductors that share life’s handedness just got more practical
A UB-led team has found a way to help chiral semiconductors, electronic materials whose structures are left- or right-handed like many of life's building blocks, absorb visible light. Researchers chemically combined a chiral semiconducting material with a non-chiral molecule that more readily absorbs visible light.
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.
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.
University of Houston physicists break superconductivity temperature record
Researchers achieved a transition temperature of 151 Kelvin, setting the stage for future advancements in superconductivity. The breakthrough could lead to more efficient ways to generate, transmit, and store energy, conserving billions of dollars in savings and reducing environmental impacts.
In search of the room temperature superconductor: international team formulates research agenda
An international team of researchers calls for a coordinated effort to find room temperature superconductors, which could revolutionize technology and everyday life. The team proposes a strategy to systematically search for materials and manipulate their properties using advanced techniques.
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.
Terahertz microscope reveals the motion of superconducting electrons
Physicists have developed a new terahertz microscope that allows them to observe quantum vibrations in superconducting materials for the first time. The microscope enables researchers to study properties that could lead to room-temperature superconductors and identify materials that emit and receive terahertz radiation.
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.
Anode-free battery doubles electric vehicle driving range
Researchers developed an anode-free lithium metal battery that delivers nearly double driving range using the same battery volume. The battery's volumetric energy density of 1,270 Wh/L is nearly twice that of current lithium-ion batteries used in electric vehicles.
Magnetic control of lithium enables a safe, explosion-free ‘dream battery’
A new hybrid anode technology has been developed that delivers higher energy storage while reducing thermal runaway and explosion risks. The 'magneto-conversion' strategy applies an external magnetic field to ferromagnetic manganese ferrite conversion-type anodes, promoting uniform lithium ion transport and preventing dendrite formation.
Super strain-resistant superconductors
A new study from Kyoto University has identified a one-component superconducting state in strontium ruthenate, defying earlier predictions. The researchers developed a technique to apply shear strain to extremely thin crystals, finding that it had virtually no effect on the superconducting temperature.
Transforming acoustic waves with a chip
Researchers have developed a new acoustic wave-producing technology on an electronic chip, enabling customizable curved waves for trapping objects, routing wave information, and transporting fluids. This innovation has significant potential in medical applications, such as noninvasive surgery and biosensors.
Nanoscience breakthrough puts low-cost, printable electronics on the horizon
Scientists have developed a predictive framework for 2D semiconductor industry, enabling the creation of high-performance printed transistors and circuits. This technology has the potential to manufacture low-cost, flexible, and high-performance 2D electronics for various applications.
Combating climate change with better semiconductor manufacturing
Researchers from SK Specialty developed a machine learning framework to predict the GWP of potential alternative materials for etching and cleaning semiconductors. The technique identified key patterns in molecular features related to radiative efficiency and atmospheric lifetime, enabling the prediction of GWP with high accuracy.
Scientists develop low-cost sensor to safeguard water from fireworks pollution
A new, affordable sensor detects toxic perchlorate in water with rapid accuracy, offering a solution for better environmental monitoring and public health. The sensor's design combines precision molecular engineering with practical field applications to improve safety.
MIT physicists observe key evidence of unconventional superconductivity in magic-angle graphene
Researchers have discovered new evidence of unconventional superconductivity in magic-angle twisted tri-layer graphene, a material that exhibits exotic electronic behavior. The team found that the material's superconducting gap looks very different from typical superconductors, suggesting a unique mechanism for its emergence.
An electronic fiber for stretchable sensing
Researchers at EPFL have developed a fiber-based electronic sensor that remains functional even when stretched to over 10 times its original length. The device has potential applications in smart textiles, physical rehabilitation devices, and soft robotics.
Concentration‑controlled doping turns a p‑type polymer into its n‑type counterpart
A South Korean research team has discovered a molecular-level mechanism to switch the charge polarity of organic polymer semiconductors by adjusting the concentration of a single dopant. This enables polymers to exhibit both p-type and n-type characteristics, eliminating the need for separate materials or complex device architectures.
3D-printed electrolytes keep zinc batteries stable for 8000 cycles
Researchers at South China University of Technology develop a method to solve unstable anode:electrolyte interfaces using digital light processing (DLP) 3D printing. The resulting batteries retain over 91% capacity after 8,000 cycles and achieve stable cycling over 2,000 hours.
UH researchers help break thermal conductivity barrier with boron arsenide discovery
University of Houston researchers have discovered a material with thermal conductivity exceeding 2,100 watts per meter per Kelvin at room temperature. This breakthrough challenges existing theories and could lead to the development of new semiconductor materials with improved thermal management in electronics and data centers.
NYU Tandon-led team develops new fabrication technique that opens door to new materials for quantum technologies
A new fabrication approach enables the exploration of a broader range of superconducting materials for quantum hardware. The study validates this approach using niobium and demonstrates comparable performance to state-of-the-art devices made with conventional chemistry-based methods.
More efficient and reliable SiC devices for a greener future
The team's two-step high-temperature hydrogen annealing process improves both performance and reliability, effectively removing defects and expanding the operational voltage range.
Denmark can now contribute to producing world-class chips
The POEM Technology Center in Denmark will produce advanced wafers for photonic chips, enabling the development of high-speed communication and optical data processing. The facility will also facilitate the production of quantum chips, a key component in large-scale quantum computing.
From passive to intelligent: Bioengineered organs meet electronics
Recent advances in biofabrication and biomedical electronics have led to the development of biohybrid-engineered tissue (BHET) platforms, turning passive constructs into intelligent systems. These platforms show promise in diverse applications, including brain organoids and cardiac tissues, blurring the line between biology and machine.
Unveiling the mystery of electron dynamics in the 'quantum tunneling barrier' for the first time
Researchers successfully confirmed long-standing 'electron tunneling' phenomenon, revealing surprising interactions between electrons and atomic nuclei during tunneling. The study's findings have significant implications for advanced technologies like semiconductors, quantum computers, and ultrafast lasers.
Scientists develop deep-blue LEDs expected to greatly enhance general lighting
A Rutgers-led team creates a new copper-iodide hybrid emitter material to generate ultra-bright, stable, and eco-friendly deep-blue light in LED devices. The material's high photoluminescence quantum yield and robustness make it an attractive alternative for improving blue LED technologies.
Exploring scalable pathways for cost-effective memristors using solution-processed 2D materials
The article discusses the use of solution-processed 2D materials to fabricate memristors, offering a scalable alternative to traditional methods. Recent breakthroughs have overcome manufacturing limitations, producing larger and less-damaged nanosheets with improved device performance.
Bulking up for solar power
Researchers at Kyoto University have created a new artificial heterostructure device that mimics broken spatial and time-reversal symmetry, enabling new bulk photovoltaic effects. The device shows promise for next-generation solar cells with improved efficiency and multifunctionality.
Novel technologies to advance next-generation semiconductor packaging
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.
Rice-led research team develop super material that could change electronics
A research team at Rice University has developed a new material, known as a Kramers nodal line metal, with novel electronic properties that could enable more powerful and energy-efficient electronic devices. The material demonstrates superconducting properties and the ability to carry electricity without energy loss.
Researchers make breakthrough in semiconductor technology set to supercharge 6G delivery
Researchers at the University of Bristol have made a significant breakthrough in semiconductor technology, which could revolutionize 6G delivery by accelerating data transfer. The new architecture uses parallel channels and sub-100nm side fins to achieve unprecedented radio frequency performance.
"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.
Vapour-deposited perovskite semiconductors power next generation circuits
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.
New research examines how nanoscopic ripples affect material properties
New research validates theoretical models on how nanoscopic ripples affect material properties, leading to a better understanding of their mechanical behavior. The study's findings have significant implications for the development of microelectronics and other technologies that rely on thin films.
Breakthrough in conductive polymers: First successful synthesis of polyaniline with golden luster
Researchers successfully synthesized polyaniline with a golden luster, exhibiting unique properties and potential for micro-organic semiconductor devices. The material's metallic luster is attributed to polarons and surface luster, setting it apart from conventional conductive polymers.
Cooling materials – Out of the 3D printer
Scientists from ISTA create thermoelectric coolers with improved performance and reduced waste by 3D printing materials, offering potential for medical applications and energy harvesting. The innovative method reduces production costs and enhances material properties.
Innovative design techniques for better performance of wireless transmitters
Researchers from Science Tokyo developed three design techniques to enhance power efficiency and data rates in wireless transmitters, enabling synergistic operation of electronic devices. The techniques avoid the power-hungry CORDIC circuit block and ensure linearity in amplitude and phase modulation.
UT Dallas professor named National Academy of Inventors Fellow
Dr. Ted Moise, UT Dallas professor and director of the North Texas Semiconductor Institute, has been honored as a National Academy of Inventors Fellow for his groundbreaking work on ferroelectric random-access memory (FRAM). This technology enables faster data storage while using less power, with applications in ultra-low power microco...
Powering the future: SeoulTech’s breakthrough in vibration energy harvesting
Researchers at SeoulNational University of Science & Technology propose two new designs for energy-efficient vibration energy harvesters that boost power output and efficiency. The designs use a repulsive magnet pair, yoke, and optimized coil placement to maximize magnetic flux change, leading to higher power generation.
A new ultrathin conductor for nanoelectronics
Researchers at Stanford University have discovered a new class of conductors made from niobium phosphide that can conduct electricity better than copper in films as thin as a few atoms. This breakthrough could lead to more powerful and efficient electronics, reducing energy consumption and heat loss.
Researchers design new materials for advanced chip manufacturing
The researchers aim to facilitate patterning in the extreme ultraviolet range using indium-based materials, enabling smaller and more precise features on chips. This could lead to better performance and energy efficiency in microchips.
‘Layer down’ — Thin coating of mxene material could replace thick layers of insulation
Researchers have discovered a highly electrically conductive material with low thermal conductivity, challenging the link between electrical and heat conduction. This finding could lead to new developments in building materials, performance apparel and energy storage solutions.
Binghamton University collaborates with industry, academic partners on new $285M Manufacturing USA Institute
The new SMART USA institute aims to leverage cutting-edge research, educational initiatives, and industry-academic partnerships to improve domestic semiconductor design and manufacturing. The institute will focus on the development, validation, and application of digital twins to enhance semiconductor processes.
New ion speed record holds potential for faster battery charging, biosensing
Researchers at Washington State University have discovered a way to accelerate ions in mixed organic ion-electronic conductors, setting a new world record for ion speed. This breakthrough could lead to improved battery charging, biosensing, and neuromorphic computing.
Room temperature electrical control could heat up future technology development
Researchers at Penn State and MIT have discovered a room-temperature non-reciprocal Hall effect, which challenges fundamental principles of physics. The finding has potential implications for developing new technologies such as quantum communication, energy harvesting, and terahertz imaging.
How stressed are you? Nanoparticles pave the way for home stress testing
Researchers have developed a cost-effective and easily reproducible point-of-care testing device that can accurately measure cortisol levels in the blood. The device uses iridium oxide nanoparticles to improve stability, sensitivity, and selectivity, allowing for commercial use.
“Smarter” semiconductor technology for training “smarter” artificial intelligence
Researchers at Pohang University of Science & Technology have developed a novel analog hardware using ECRAM devices that maximizes AI computational performance. Their technique, which uses a three-terminal structure with separate paths for reading and writing data, demonstrates excellent electrical and switching characteristics.
Polymer research aims to expand possibilities in sensor technology
Researchers aim to create polymers that can form the basis of effective sensors for applications in physiological, environmental, and Internet of Things monitoring. The goal is to increase energy efficiency and broaden material choices, enabling devices to operate at low voltage and interact with ions and transport ionic charges.
Hide and seek between atoms. Find the dopant!
The team developed a deep learning AI technique to quantitatively analyze cation mixing using atomic structure images. This approach revealed that introducing metal dopants like aluminum, titanium, and zirconium into the transition metal layer fortified bonds between nickel and oxygen atoms, curbing cation mixing.
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.
An important step forward in the future of self-health monitoring
Researchers at the University of Missouri have developed a soft, self-charging material that can track vital signs like blood pressure and heart activity wirelessly. This innovation has significant implications for early disease detection and timely interventions in chronic conditions.
Scientists solve chemical mystery at the interface of biology and technology
Researchers at the University of Washington have solved a long-standing chemical mystery in organic electrochemical transistors (OECTs), which allow current to flow in devices like implantable biosensors. The study reveals that OECTs turn on via a two-step process, causing a lag, and off through a simpler one-step process.
When does a conductor not conduct?
A new atomically-thin material has been discovered that can switch between an insulating and conducting state by controlling the number of electrons. This property makes it a promising candidate for use in electronic devices such as transistors.
Discovering exceptional oxide ion conductivity at lower temperatures
Bismuth-containing Sillén oxyhalides exhibit exceptional oxide ion conductivity at lower temperatures, paving the way for more efficient solid oxide fuel cells. The materials' high conductivity and stability were achieved through triple fluorite-like layers with interstitial oxygen sites.