Articles tagged with Electrodes
Researchers studied 987 patients and found that those with multiple potential causes of syncope died earlier than those with a single cause. The study identified predictors such as older age, atrial fibrillation, and cardiac medication use.
Hebrew University scientists have created a new type of enzyme electrode that uses gold nanoparticles to detect glucose in the blood. This technology offers more sensitive and specific measurements than existing techniques, with potential applications for diabetes treatment and implantable biofuel cells.
Researchers have developed a technology that uses gold nanoparticles to attach enzymes to electrodes, improving the measurement of biological molecules. The technique enables more sensitive and specific glucose monitoring in diabetic patients, with higher flow rates detected than with traditional methods.
Researchers investigate various aspects of exercise and recreation for individuals with mobility impairments, including the effectiveness of vacuum-assisted prosthetic sockets, the importance of walking speed after stroke, and the development of rehabilitation technologies. These studies aim to improve the lives of people with spinal c...
The US Department of Energy is supporting a project to develop an artificial retina that can capture visual signals and send them to the brain, restoring vision to patients with age-related macular degeneration or retinitis pigmentosa. The next-generation device aims to have 1,000 electrodes, allowing users to see images.
Researchers have found that high-frequency stimulation of the brain can alleviate obsessive-compulsive disorder (OCD) symptoms in patients with Parkinson's disease. Two patients who underwent electrode implantation showed significant improvement in compulsive behaviors, suggesting a potential therapeutic approach for severe OCD.
Researchers aim to create partial vision for the blind using 1,000 MEMs electrodes attached to the retina. The system, backed by a $9 million grant, promises to enable basic household chores and reading, but not driving.
Scientists at Penn State have developed a voltage-controlled, two-color bipolar LEC that can produce yellow and red light, paving the way for efficient and stable full-color displays. The technology has high luminance intensity, efficiency, fast response time, and long-term stability, making it suitable for flat-panel applications.
Researchers at Duke University's Center for Neuroengineering will develop brain-controlled prosthetic limbs and apply brain-mapping technologies to aid surgeons in distinguishing healthy tissue from tumors. The center aims to increase resolution in mapping brain regions and enable control of complex robotic actions.
Researchers have designed rough-surfaced, fuzzy polymers to mesh with neurons, improving contact with brain tissue. The polymers' unique surface can fine-tune electrical signal conduction, enabling more efficient neural communication for brain-computer interfaces.
Researchers at Cornell University have created a single-atom transistor by implanting a molecule between two gold electrodes. The device demonstrates the potential for shrinking electronic components to smaller sizes and may be used as a chemical sensor.
Researchers at Brookhaven National Laboratory have developed a new method for producing electrodes, allowing for the creation of novel alloy compositions and improving electrochemical reaction rates. The method uses hydrogen to form nanocomposite materials, making it more effective and practical than traditional methods.
A new low-voltage microelectromechanical systems (MEMS) switch has been developed for integration with existing technologies in high-speed electronics. The switch boasts a tiny metal pad that can move up or down in under 25 microseconds, providing a very low insertion loss of less than 0.1 dB.
Researchers at UC Berkeley have developed a technology for creating cheap plastic solar cells that can be painted onto any surface, enabling applications such as powering wearables or small devices. The efficiency of the solar cells is currently low, but the team believes it has the potential to improve with further development.
Researchers successfully controlled a cursor using only brain signals from six neurons, enabling real-time and complex goal-directed behavior. This technology may one day restore interaction with the environment for paralyzed individuals.
Researchers at the University of North Carolina at Chapel Hill have discovered that carbon nanotubes can store more energy than conventional graphite electrodes, potentially leading to longer-lasting batteries. The study found that carbon nanotubes can contain roughly twice the energy density of graphite.
Researchers from Bell Labs have created molecular-scale organic transistors that can rival silicon transistors in performance. The breakthrough could lead to thousands of times more transistors being squeezed into the same space as today's circuits.
Scientists at Max-Planck-Gesellschaft developed a simple electrochemical procedure to fabricate three-dimensional microstructures. The innovation lies in applying ultrashort voltage pulses between the electrodes, which confines the electrochemical reaction to a small region and enables precise micromachining.
Researchers at UMass have made a major step forward in nanoscopic pattern transfer, creating precise designs on polymer films without the use of chemicals. The breakthrough has implications for producing smaller integrated circuits, magnetic storage, and on-chip sensors.
Researchers from the University of Delaware have developed a cheap and disposable biosensor using gold-on-plastic technology, which can detect targeted molecules in bodily fluids with high accuracy. The device is more specific than existing methods, such as latex agglutination tests, and can be produced at a lower cost.
Researchers at Case Western Reserve University are developing a new neural prosthesis technology that uses microstimulation to directly stimulate the spinal cord. This approach aims to improve the health and independence of individuals with quadriplegia and paraplegia, who currently lack control over vital functions.
Researchers at Stanford University have invented a quantum electron pump, a device that operates according to the laws of quantum physics. The pump uses slight changes in shape created by electrostatic forces to push electrons through it, allowing for the movement of electrons without relying on voltage differences.
Researchers at UNC Chapel Hill have developed a novel solid-state metal sensor that can accurately measure the acidity of chemical solutions, including body fluids. The electrode may help predict cardiac muscle ischemia and offer advance warning for potential heart attacks.
Researchers have developed a neurotrophic electrode that can be implanted in the brain to help paralyzed patients communicate through a computer. The system uses neural signals to drive a cursor on a screen, allowing patients to interact with their environment.