Articles tagged with Integrated Circuits
Researchers at MIT have developed a method to fabricate ever-smaller transistors from 2D materials by growing them on existing silicon wafers. The new method, called nonepitaxial, single-crystalline growth, enables the production of pure, defect-free 2D materials with excellent conductivity.
Researchers at EPFL have developed a new thin-film circuit that produces finely tailorable terahertz-frequency waves, enabling precise control over frequency, wavelength, amplitude, and phase. This breakthrough has significant implications for future electronics, telecommunications, spectroscopy, and quantum applications.
Researchers at Japan Advanced Institute of Science and Technology have demonstrated graphene-based NEMS switches with sub-0.5 V switching voltage and excellent switching characteristics. These switches can overcome the stiction issue and dominate in ultra-low power applications.
A new study developed a traveling-wave amplifier based on a photonic integrated circuit operating in the continuous regime, providing 7 dB net gain on-chip and 2 dB net gain fiber-to-fiber. This achievement enables unlimited application areas for LiDAR and other optical sensing applications.
Researchers have found a way to transfer precise micro Patterns onto unconventional surfaces, including curved surfaces and fibers. This technique, called REFLEX, could open up new possibilities for the development of new materials and microstructures in fields such as electronics and biomedical engineering.
Researchers at KAUST have developed a spintronics-based logic lock to defend chip security, which can be integrated into electronic chips to fend off malicious attacks. The design uses magnetic tunnel junctions to scramble the circuit's operation unless the correct key combination signal is supplied.
Researchers at TU Wien have developed a new method for creating high-quality contacts between metal and semiconductor materials, enabling faster and more efficient computer chips. The technology uses crystalline aluminium and a sophisticated silicon-germanium layer system to overcome the problem of oxygen contamination.
Researchers at MIT have developed a new approach to identify topological materials using machine learning and X-ray absorption spectroscopy. The method is over 90% accurate in identifying known topological materials and can predict properties of unknown compounds.
Researchers aim to improve detection and removal of hardware trojans, which can disrupt wireless communication and leak sensitive information. The project is part of a public-private partnership aiming to accelerate the translation of research findings into new technologies.
Researchers have demonstrated a new visible light communication system that uses a single optical path to create a multi-channel communication link over the air. The system, based on devices called multiple quantum well (MQW) III-nitride diodes, can save half the channel space, cost and power by using a single link.
The NYU WIRELESS research center will pioneer basic measurements of devices, circuits, materials, and radio propagation channels at the highest reaches of the radio spectrum. The team will study propagation and channel modeling, as well as RFIC on-chip measurement capabilities up to 500 GHz.
Researchers at Northwestern University found that a thermometer-like brain circuit promotes midday siestas on hot days. The study, which used fruit flies as a model organism, identified absolute heat receptors in fly heads, leading to increased midday sleep in flies and potentially humans.
The researchers achieved ultranarrow linewidths and wavelength tunability in the lithium niobate microlaser, enabling applications like lidar and metrology. The single-mode lasing is realized through simultaneous excitation of high-Q polygon modes at both pump and laser wavelengths.
A team of researchers at Osaka University developed a new method for direct three-dimensional bonding of copper electrodes using silver, enabling reliable connections at low temperatures without external pressure. The process can be performed under gentle conditions, resulting in permanent connections as small as 20 micrometers.
Researchers developed a thin-layer version of barium titanate, enabling faster switching and lower voltages for next-gen memory and logic devices. The findings could pave the way for more sustainable computing power with reduced energy consumption.
Scientists at the University of Oxford have created a new type of computing processor that uses light to process information, achieving speeds faster than traditional electronics. By leveraging multiple polarisation channels, the researchers increased computing density by several orders of magnitude, paving the way for more efficient p...
Researchers at City University of Hong Kong discovered a new neural mechanism that enables animals to perceive and integrate environmental cues, such as air puffs and sounds, to initiate defensive behavior. This finding has implications for understanding schizophrenia patients' auditory hallucinations.
Researchers developed a light-controllable time-domain digital coding metasurface that can manipulate microwave reflection spectra by time-varying light signals. The metasurface platform produces harmonics based on phase modulation, generating symmetrical harmonics and white-noiselike spectra.
Researchers developed new polymer materials with adjustable refractive index, enabling easy creation of optical interconnects between photonic chips and board-level circuits. The technology has the potential to boost Internet data center efficiency by reducing power consumption and heat generation.
A new magneto-electric transistor has been developed by researchers at the University of Nebraska-Lincoln and the University at Buffalo. The design can reduce energy consumption by up to 75% and retain memory in event of power loss, making it a promising alternative to silicon-based transistors.
Kaiyuan Yang's five-year grant will focus on enhancing the reliability and security of bioelectronic implants by making them aware of and adaptive to their physical and logical contexts. The goal is to develop WBMI bioelectronics that can be deeply implanted in humans through minimally invasive injection, ingestion or through vessels.
Researchers developed first fully integrated parity-time symmetric electronic system, expanding giga-terahertz research capabilities. The system operates without exotic materials, utilizing standard microelectronic fabrication technology.
A team of researchers has developed a MEMS scanning lidar that can detect objects reliably even in shaky environments. The long-range MEMS lidar prototype uses a digital controller to suppress errors caused by vibrations, allowing for stable 3D imaging and object detection.
Researchers investigated the shortest possible time scale of optoelectronic phenomena and found that it cannot be increased beyond one petahertz. The experiments used ultra-short laser pulses to create free charge carriers in materials, which were then moved by a second pulse to generate an electric current.
Researchers have developed a direct method for generating complex structured light through intracavity nonlinear frequency conversion. This technique uses transverse mode locking to produce vortex beams, which are then converted into second-harmonic generation beams with distinct structural characteristics. The study demonstrates the p...
Researchers at University of Chicago develop new way to guide light on tiny scale using nanophotonic waveguide and atomically thin semiconductor. This could lead to smaller photonic integrated circuits that can be easily integrated into modern technologies.
An international team of scientists has developed an organic semiconductor that can operate in the 5G frequency range, with a structure featuring ultralow capacitance and resistance. The innovation paves the way for mass manufacturing at low cost using solution processing techniques.
Researchers used the history of microchip development to predict advancements in synthetic biology, citing potential for exponential growth in transistors on a single computer chip. The study suggests that synthesizing an artificial human genome could cost approximately $1 million and simpler applications like custom bacteria could be ...
Researchers at Chalmers University of Technology have developed a method to produce micro-supercapacitors, which can increase battery lifespan and enable fast charging. The new production process is scalable and could lead to significant environmental benefits by reducing battery recycling needs.
Researchers at Tokyo Institute of Technology have developed a new AI processor called Hiddenite, which achieves state-of-the-art accuracy in sparse neural networks with lower computational burdens. The chip drastically reduces external memory access for enhanced computational efficiency.
Researchers review current research on 2D materials, highlighting their potential for quantum light sources and integrated circuits. The scientists also discuss recent advances in hybrid devices and scalable quantum photonic technologies.
Researchers outline potential and challenges of integrated photonic circuits for quantum technologies, highlighting need for investment in education and infrastructure. The paper provides a comprehensive overview of current state and future applications of integrated photonics for quantum technologies.
Scientists successfully demonstrated efficient electron beam modulation using integrated photonic microresonators, paving the way for atomic-scale imaging and coherent spectroscopy.
A research team at Toyohashi University of Technology demonstrates a new substrate structure that enables the excitation and detection of high-intensity broadband spin waves, even when miniaturized. The YIG-on-metal (YOM) structure achieves broader frequency bandwidth and higher intensity than conventional electrode structures.
Scientists at TU Wien have developed a novel germanium-based transistor with the ability to perform different logical tasks, offering improved adaptability and flexibility in chip design. This technology has potential applications in artificial intelligence, neural networks, and logic circuits that work with more than just 0 and 1.
Researchers at TU Delft developed a nanomechanical sensor that can function at room temperature using a spiderweb-inspired design. The breakthrough has large implications for studying gravity and dark matter, as well as quantum internet, navigation, and sensing.
A team of researchers at EPFL and Purdue University has developed a magnetic-free optical isolator using integrated photonics and micro-electromechanical systems. This device can couple to and deflect light propagating in a waveguide, mimicking the effects of magnet-driven isolators without requiring magnetic fields.
A team of researchers has discovered radiationless anapole states in on-chip photonics, which enable the creation of highly sensitive biosensors and nonlinear signal processing systems. The discovery allows for tunability of anapole states within a wide wavelength range, with enhanced energy concentration inside nanoparticles.
Researchers at Northwestern University have developed a flying microchip that can monitor air pollution, airborne diseases, and environmental contamination. The device, about the size of a grain of sand, uses wind to generate flight, stabilizing its trajectory through aerodynamic optimization inspired by nature.
Researchers from SUTD discover a family of 2D semiconductors with Ohmic contacts, reducing electrical resistance and generating less waste heat. This breakthrough could pave the way for high-performance and energy-efficient electronics, potentially replacing silicon-based technology.
A new approach to generating quantum-entangled photon pairs uses nonlinear metasurfaces to enhance and tailor photon emissions. The researchers achieved a five-order-of-magnitude increase in the brightness of entangled photons, with a highly configurable platform that can control entanglement and direction.
Researchers from DTU develop Fano laser, harnessing bound-state-in-the-continuum to improve coherence. This advancement enables ultrafast and low-noise nanolasers for high-speed computing and integrated photonics.
Researchers designed a novel copolymer with well-balanced ambipolar properties, exhibiting high gain and stability in organic digital and analog circuits. This breakthrough enables the exploration of organic circuits and other related electronic devices.
Researchers at The Rockefeller University have revealed a more nuanced historical wave pattern to the rise of transistor density in silicon chips. The study highlights six waves of improvements, each lasting about six years, with significant increases in transistor density per chip.
Researchers at KAIST have developed a brain-inspired highly scalable neuromorphic hardware by co-integrating single transistor neurons and synapses. This innovation dramatically reduces hardware cost and accelerates the commercialization of neuromorphic hardware, enabling its application in mobile and IoT devices.
A new Science article assesses the technological progress of colloidal quantum dots, which have become industrial-grade materials for a range of technologies. Advances include first demonstration of colloidal quantum dot lasing, discovery of carrier multiplication and pioneering research into LEDs and luminescent solar concentrators.
A doctoral student at Texas A&M University has designed a chip that can revolutionize data rate for processors by utilizing photons. The chip operates at higher speeds with higher data rates compared to previous generation of chips, and is capable of reaching nearly five times the bandwidth.
Researchers at TU Dresden introduce complementary vertical organic transistors that can operate at low voltage, have adjustable inverter properties, and demonstrate fast response times. The development of these devices could pave the way for flexible, printable electronics with GHz-regime performance.
Researchers at the University of Maryland have created a soft robotic hand that can play Nintendo's Super Mario Bros. by integrating fluidic circuits into a single 3D printed unit. The breakthrough enables agile and adaptable soft robots with improved control, paving the way for applications in prosthetics, biomedical devices, and more.
A Rutgers-led team developed a microchip that can measure cortisol and other stress hormones in real-time from a single drop of blood, providing patients with timely feedback for better treatment. The miniaturized device has the potential to be used for non-invasive cortisol measurement in other fluids.
Researchers successfully integrate a new ultrahigh thermal-management material into computer chips, reducing heat and increasing energy efficiency. The development outperforms existing materials like diamond and silicon carbide, with temperatures rising to nearly 188 degrees Fahrenheit.
Researchers developed a novel approach to mitigate electromigration in nanoscale electronic interconnects by coating copper metal interconnects with hexagonal boron nitride. This innovation enables further scaling of device density and progression of Moore's Law, leading to improved device efficiency and decreased energy consumption.
A new microchip technology test kit has been developed and validated for efficient point-of-care testing in remote locations. The kit provides similar accuracy to traditional RT-qPCR tests while using 10-fold less reagents and taking results in as little as 30 minutes.
Researchers applied glide symmetry to dual-strip SSPP TLs, achieving flexible control of modal fields and significant suppression of coupling. This design enables compact circuits with improved signal integrity and low crosstalk.
Researchers at North Carolina State University have developed a 125μm×245μm Gen2-compatible RFID chip, the world's smallest of its kind. The smaller chip size enables mass production and reduces costs to under one cent per tag.
Researchers in Sweden have developed integrated chips that can generate light particles on demand and without extreme refrigeration. This breakthrough enables deterministic photon emission at room temperature, paving the way for hybrid integration of atom-like single-photon emitters into photonic platforms.
Researchers developed a brain-like device with organic, electrochemical synaptic transistors that mimic human brain's short-term and long-term plasticity. The device can learn by association and overcome traditional computing limitations, such as energy consumption and limited multitasking capabilities.
Researchers at KAUST developed a brain-on-a-chip that can learn real-world data patterns without extensive training, leveraging spiking neural networks and spike-timing-dependent plasticity model. The system is more than 20 times faster and 200 times more energy efficient than other neural network platforms.
Researchers at Aalto University developed a new device for spintronics, allowing control and filtering of spin waves in devices as small as hundreds of nanometres. The device uses exotic magnetic materials to trap and cancel out unwanted frequencies, enabling faster processing and wireless transmission.
Scientists have developed a new technology for building silicon nitride integrated photonic circuits with record low optical losses, significantly reducing power budgets for chip-scale optical frequency combs. The technology enables high-quality-factor microresonators and meter-long waveguides on small chips.