Articles tagged with Circuit Development
Deep nerve stimulation using custom-wired electrodes and wireless implantable systems significantly lowers systolic blood pressure by up to 16% in two hours. The technology targets hypertension, a leading cause of death globally, affecting over 1 billion people.
Researchers found that unpredictable parental behaviors disrupt optimal brain circuit formation in children, leading to increased vulnerability to mental illness and substance abuse. Studies using mice and human infants suggest that predictable signals and environments are crucial for healthy brain development.
Rice University bioengineers are developing optogenetic tools to study B. subtilis' stress response, combining experimental results with theoretical findings to understand genetic design principles. This research aims to reveal clues about bacterial survival and potentially lead to new antimicrobial drugs.
The University of Central Florida researchers created bimorphic topological insulators that enable secure transport of light packets with minimal losses. These materials could lead to faster and more energy-efficient photonic computers and one day, quantum computing.
Researchers found that hormone fluctuations, particularly estrogen, shape brain development and behavior. Estrogen influences the growth of brain regions, leading to permanent changes in neural circuitry.
Scientists have developed a proof-of-concept system that uses proteins to create stable, quantum-scale logic circuits. The circuits utilize electron tunneling behavior to modulate current and operate in a stable regime, making them suitable for high-frequency applications.
Researchers at Johns Hopkins Medicine developed an AI training strategy to capture images of mouse brain cells in action, allowing scientists to understand how the brain functions and is affected by disease. The technology combines ultra-small microscopes with AI to enhance image resolution up to 52 frames per second.
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.
Researchers at UCF create brain-like devices that enable AI to function independently, allowing technology like robots and voice assistants to operate in remote areas or space. The devices use parallelism and in-memory computing, similar to the brain, for AI and unsupervised learning.
Research finds that brain circuit strength is linked to a child's ability to understand numbers. A four-week number sense training program targeting the intraparietal sulcus (IPS) and hippocampus improved learning outcomes for elementary school-aged children across abilities.
Neurobiologist Marion Silies is investigating how various visual systems adapt to specific environments and behavioral conditions. She will use fruit flies as an animal model to understand visual processing mechanisms and their adaptation to differing conditions.
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 observed that chandelier cells, which regulate cortical circuit activity, communicate with other neurons shortly after birth, influencing brain development. This interaction is crucial for normal brain function and may be disrupted in neurological disorders.
A new study by Georgia Tech researchers has found a novel pathway for understanding why debilitating side effects occur with cancer treatment. The findings suggest that the central nervous system is vulnerable to cancer treatment's adverse effects, and correcting any one may not be enough to improve human function and quality of life.
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.
A new AI algorithm, APOLLO, accurately predicts microprocessor power consumption by analyzing just 100 signals out of millions, offering potential to improve efficiency and develop new processors. The technique has been validated on high-performance microprocessors and could help designers inform future chip design.
A flexible and easy-to-use micropen setup is capable of directly writing on surfaces to a microprecise level. The device allows for the printing of microarrays, lines, curves, and other structures in real-time using biomaterial or conductive ink.
Researchers create Opto-vTrap, a reversible inhibition system that can temporarily trap vesicles from being released, allowing for controlled brain activity. The technique enables temporary removal of fear memory in live mice, with potential applications in epilepsy treatment, muscle spasm treatment, and skin tissue expansion technolog...
A study from Boston Children's Hospital found that inadequate sleep can jeopardize brain organization in early adolescence, leading to deficits in cognitive processes such as attention, reward, and memory. The research identified racial disparities in the impact of sleep on brain networks, with non-white participants experiencing dispr...
Researchers at OHSU have discovered a unique neural cell assembly that enables complex learning in songbirds, similar to those found in the human primary motor cortex. This finding has implications for understanding fine motor control and may lead to new avenues for treating disorders such as ALS.
A team of scientists led by Associate Professor Nicola Allen found that astrocyte signaling is directly related to each stage of neuronal development. The researchers determined that astrocytes respond to neurotransmitters produced by neurons to control the timing of signal production, instructing neuronal growth and development.
Researchers at Kobe University have developed a novel power control system for wireless power transfer, enabling precise and efficient energy transfer while reducing circuit components and costs. The system uses resonant frequency tracking and load impedance regulation to minimize power losses.
Researchers have discovered a protein interaction that helps guide cells from the eye to a tiny midbrain processing hub during brain development. The absence of this beacon molecule, called nephronectin, leads to improper visual layer formation and hunting difficulties in mice.
Researchers used zebrafish to study spinal cord development and its role in controlling new movements, discovering patterns of neural activity that can be applied to human locomotor activities like walking and swimming. The study aims to improve treatments for movement disorders by identifying target neurons for restoration.
Researchers developed a new tool to analyze large superconducting circuits, allowing for the extraction of quantitative information previously inaccessible. The method uses a variational tight-binding approach to simulate circuit behavior, paving the way for further advancements in quantum computing.
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.
The new molecular device has exceptional memory reconfigurability, allowing for enhanced computational power and speed. It can be reconfigured using voltage to embed different computational tasks, making it a potential game-changer in edge computing and applications with limited power resources.
A team from Penn State has developed a method to print biodegradable electronics on complex geometries and potentially human skin. The technique uses low-cost, low-heat pulses of light to transfer zinc nanoparticles to the surface.
Researchers have discovered the amygdala's role in pre-attentive mechanisms, shedding light on its connection to schizophrenia and other disorders. The study found that activating brain stem inhibitory neurons via the amygdala is crucial for startle inhibition.
Researchers at UVA's Charles L. Brown Department of Electrical and Computer Engineering are working on a project called PATRONUS, which aims to integrate photonic integrated circuits into a single chip. This could lead to faster data centers and next-generation wireless communication systems.
Scientists identify BMPR-2 as a key regulator of selective stabilization of neuron branching, strengthening connections only when received signals from other neurons. Glutamic acid is also found to activate the process, demonstrating simultaneous control necessary for selective branch stabilization.
Researchers from the University of Pittsburgh have developed a new particle-free silver microgrid conductor that surpasses traditional indium tin oxide (ITO) in flexible high-performance transparent electrodes. The microgrids demonstrate better transparency, lower roughness, and mechanical durability.
Scientists have created a detailed map of the mouse brain's oxytocin-vasopressin circuit, revealing dynamic adaptations that refine neural circuits during development. These findings may underlie social disorders such as autism and schizophrenia.
Researchers at Osaka University developed a numerical method to visualize how signals propagate and radiate in electromagnetic circuits. The simulator considers both conduction and radiation phenomena, enabling the prediction of electromagnetic noise in circuit designing stages. This breakthrough aims to reduce power consumption and pr...
Scientists have developed a novel technology combining 3-D bioelectronic systems with human neural cultures to study brain development and repair. The device can record electrical activity, manipulate neural activity using light pulses, and perform optogenetic experiments.
Researchers aim to understand how neurons construct synapses of different strengths, a key factor in the diversity of neural communication. They will focus on 'active zones' and test how protein availability and gene expression affect AZ development.
Researchers from PTB and the University of Latvia have developed a statistical testing methodology for single-electron circuits, enabling the investigation of fundamental uncertainties. The new 'random-walk benchmark' provides a robust measure of assessing errors in quantum metrology.
Researchers at POSTECH developed a new liquid metal ink that can withstand harsh deformation and maintain electrical conductivity, enabling the creation of flexible electronics. The ink was successfully printed on various substrates, displaying negligible resistance changes even when stretched up to 500%.
Scientists have developed inexpensive conductive inks for clog-free ballpoint pens that can draw flexible electronic circuits on a variety of textures and even rough or irregular surfaces. The new ink composition provides stable and smooth writing performance, releasing no harmful gases during use.
Researchers used connectomic mapping to study inhibitory neuronal circuitry in developing mice brains. They found that different types of interneurons followed distinct developmental time courses to establish synaptic partners.
Researchers have developed a new software method for compressing quantum circuits, reducing the size and runtime of large-scale fault-tolerant quantum computers. This compression technique achieves up to 77% reduction in volume, potentially enabling the realization of real-world quantum computers years ahead of schedule.
Researchers at the University of Colorado Boulder have developed a stretchy and fully-recyclable circuit board that can heal itself like real skin. The device can perform various sensory tasks, including measuring body temperature and tracking daily step counts.
Researchers at EPFL's LANES laboratory have created a revolutionary circuit that combines logic operations and data storage into a single architecture, reducing energy losses and increasing efficiency. This breakthrough technology uses a 2D material called MoS2 to enable smaller, more powerful devices with improved performance.
Researchers from the University of Bristol and Manchester have developed cameras that can learn and process visual information in real-time, eliminating the need to record and transmit images. This breakthrough enables intelligent machines to perceive the world more efficiently and securely.
A new computer modelling study suggests that simple interactions between nerve cells contribute to the development of complex brain circuits, making a precise genetic blueprint unnecessary. The findings help answer how the brain wires itself during development and may inform new ways to treat conditions that disrupt brain circuits.
Adolescents with compulsivity traits show reduced brain development and delayed goal-directed behavior, suggesting a link between compulsivity and atypical cognitive development. Compulsivity is associated with less-pronounced remodeling of brain circuitry during adolescence.
A recent NIH-funded study confirms that about 14% of cerebral palsy cases may be linked to rare genetic mutations, which control brain circuit development during early childhood. The results led to recommended changes in treatment for at least three patients and provide new insights into the disorder.
Scientists have used tailored fMRI protocols to observe the human spinal cord in action for the first time, revealing a richly organized network of signals even at rest. This discovery has significant implications for understanding human motor control and developing targeted therapies for spinal cord injuries.
The European project SEQUENCE is developing electronic devices and circuits compatible with low temperature operation for scaling up quantum computers. The project combines Si CMOS, III-V, and 3D integration technologies to support superconducting and spin qubit-based quantum computing.
A new study by MIT neuroscientists provides a mathematical model showing how the brain overcomes unpredictable disturbances to produce reliable computations. The model describes an inclination toward robust stability built into neural circuits due to connections between neurons.
Researchers have developed 'drawn-on-skin' electronics, allowing multifunctional sensors and circuits to be drawn on the skin with an ink pen. This technology provides better data for personalized care by collecting precise, motion artifact-free health data.
University of Queensland researchers have linked improvements in zebrafish's hunting skills to the development of sensory coding in their brains. The study shows that changes in neural circuitry lead to refinements in behavior and even predict individual fish's hunting success.
A new study from Scripps Research reveals how two key neural circuits control social preference in mice, providing insight into the challenges faced by individuals with autism. The research identifies a specific circuit linking higher-level thought and decision-making to emotional regulation, which is impaired in individuals with autism.
James Tour, a Rice University chemist, has won the Royal Society of Chemistry Centenary Prize for his groundbreaking work in materials chemistry with applications in medicine and nanotechnology. The award recognizes his research group's contributions over 32 years.
Fruit flies sleep more when unable to fly, adapting to challenging situations. Sleep helps animals respond effectively, according to researchers at WashU Medicine.
Researchers developed a new method to analyze short beta wave bursts in real-time, associated with rats' movements and behavior. The study shows that increasing the recurrence of these bursts can improve motion control and neuroprosthetics.
Researchers at Politecnico di Milano developed a novel circuit that can execute advanced AI operations in one operation, reducing energy consumption and paving the way for more sustainable AI computing accelerators. This breakthrough enables faster and more efficient training of neural networks, crucial for applications like facial rec...
A study published in the Journal of Psychiatric Research has identified a brain circuit that could indicate the risk of developing Alzheimer's. Researchers discovered that poor connectivity between the brainstem and cerebellum may be predictive of Alzheimer's risk, specifically targeting those with a family history.
Researchers at Osaka University developed a high precision 3D circuit simulator to quantify electromagnetic (EM) noise and its origin. The simulator allows for the visualization of EM noise generation and propagation, enabling intuitive understanding of why and where noise occurs, leading to noiseless circuit design.
A team of researchers has identified a specific brain circuit linked to food impulsivity, which could lead to the development of therapeutics for overeating. The study found that activating this circuit, involving melanin-concentrating hormone, increases impulsive behavior around food without affecting motivation or enjoyment.