Articles tagged with Electronic Circuits
Researchers have overcome a fundamental theoretical limitation to design molecular diodes with a record-high rectification ratio of 6.3 x 10^5. This breakthrough enables the use of molecular diodes in applications that silicon diodes can't handle, potentially leading to cheaper and easier fabrication.
For the first time, researchers have made real-space images of exciton-polaritons, a combination of light and matter. The creation of these quasiparticles at room temperature could lead to faster circuits and higher bandwidths.
A new optically tunable capacitor has been developed by Israeli researchers, featuring embedded metal nanoparticles. The capacitor's capacitance is tunable by illumination and exhibits a strong frequency dispersion, allowing for high degree of tunability.
Scientists developed an algorithm to accurately identify multiple signals at multiple levels in the circuit to detect open-switch faults. The combination of the algorithm and artificial neural network can improve microgrid reliability, efficiency, and cost.
Researchers at MIT have designed a power converter that maintains efficiency across a wide range of current levels, reducing resting power consumption by 50%. The converter uses a variable clock and advanced control circuitry to accommodate high-power transmissions, enabling new possibilities for energy-harvesting devices.
Researchers create self-healing batteries, sensors and wearable circuits using a special magnetic ink. The devices can repair tears as wide as 3 millimeters in under 50 milliseconds.
A simple chemical method has been developed to extract gold from old mobile phones, potentially recovering up to 300 tonnes of gold per year. The new process uses a mild acid and an oily liquid containing a specific compound to selectively extract gold from other metals, eliminating the need for toxic chemicals.
Researchers at Harvard University have created the first autonomous, entirely soft robot called the octobot. The small, 3D-printed robot is powered by a chemical reaction controlled by microfluidics, eliminating the need for electronics.
Scientists have developed a new method for making transparent transistors and electronic circuits using aluminum-doped zinc oxide (AZO), a cheaper and more abundant material than indium tin oxide (ITO). The process uses atomic layer deposition, which improves circuit performance and simplifies fabrication.
Researchers at RMIT University have developed self-propelling liquid metals, a critical step towards flexible and dynamically reconfigurable soft circuit systems. The breakthrough enables liquid metal to move autonomously in three dimensions, opening the door to new applications in smart engineering solutions and biomedicine.
Researchers at UC San Diego have developed a flexible wearable sensor that can accurately measure blood alcohol levels from sweat, providing real-time monitoring for doctors and police officers. The device, consisting of a temporary tattoo and portable electronic circuit board, can be worn on the skin and transmit data wirelessly to a ...
Researchers at UT Austin developed a self-healing gel that repairs and connects electronic circuits without external stimuli. The gel has high conductivity, strong mechanical and electrical self-healing properties, and can be used as a soft joint to join circuit parts.
The Blue Brain Project digitally reconstructs a slice of juvenile rat brain containing over 31,000 neurons and 55 layers, enabling researchers to simulate neural activity and circuit-level behaviors
Researchers have developed an antireflex device that efficiently uncouples high-frequency signals from nanocomponents to larger circuits. By minimizing impedance differences, the scientists can transmit signals with reduced loss and increase the performance of electronics.
Scientists at Beth Israel Deaconess Medical Center have discovered a long-sought component of the neural network that controls eating, finding that the melanoncortin 4 receptor-regulated circuit inhibits and controls hunger. Activating this circuit reduces feeding in mice and removes feelings of intense hunger.
A team of researchers has found a way to strip out metallic carbon nanotubes from arrays using a simple, scalable procedure, leaving behind semiconducting nanotubes suitable for electronic devices. This breakthrough could lead to the development of smaller, faster, and cheaper electronic devices.
A team of researchers from the University of Michigan and Western Michigan University has developed a new radiation-resistant spintronic material that can maintain its spin-dependence after being irradiated. This breakthrough could enable electronic devices to work in harsh environments, such as space-based communications satellites.
Researchers discovered corannulene's potential as a material for future electronic devices due to its easily accessible energy levels. The molecule can form a tunneling effect when connected in a row, making it suitable for constructing molecular circuits.
A team of scientists has identified a brain circuit in mice that regulates thirst, with two distinct cell types working together to maintain fluid balance. The study found that activating one set of cells triggers drinking behavior, while silencing the other population suppresses thirst.
Scientists have successfully demonstrated the flow of electrical current through long DNA molecules, paving the way for the development of DNA-based programmable circuits. The breakthrough could lead to more sophisticated, cheaper and simpler computer circuits.
Researchers at the University of Copenhagen's Niels Bohr Institute have successfully created a steady stream of photons emitted one at a time, enabling control over their direction. The breakthrough has significant implications for future quantum technologies, including encryption and complex calculations.
Researchers at Vienna University of Technology have created a system of coupled lasers that exhibit paradoxical behavior. By adding or reducing energy, the lasers can switch each other on or off, making them suitable for building logical circuits using light.
Junior Professor Dr. Elisabetta Chicca and colleagues discover that imprecise digital and analog circuits are more efficient than precise ones in building artificial nervous systems. The study, published in Proceedings of the IEEE, reveals a new approach to designing autonomous cognitive systems with minimal power requirements.
Scientists have successfully directed charges through single molecules using a bi-layer arrangement of organic molecules, enabling precise control over electronic properties. This breakthrough brings us closer to nanoscale circuitry, which could be used in various applications such as OLEDs and biomedical devices.
A new biochemical technique allows researchers to study how specific proteins called kinases interact to trigger cellular behavior, such as cell movement. The method, developed by Klaus Hahn's team, enables the activation of just one kinase and its interaction with another molecule in real time.
Researchers at Harvard School of Engineering and Applied Sciences envision a device that harnesses energy from Earth's infrared emissions into direct-current power. The proposed technology, published in the Proceedings of the National Academy of Sciences, could provide a new source of renewable energy.
Researchers at JQI observe hysteresis in an ultracold atomic gas, a phenomenon crucial for electronics. By controlling the rotation of a quantum fluid, they create a stable two-velocity state that has implications for building practical atomtronic devices.
Researchers exploited the Kondo effect in molecules to change conductance between electrodes. The phenomenon allows for an increase in electrical resistance at low temperatures but can be reversed at small size scales.
Researchers have developed a novel metal ink made of copper nanosheets that can be used to write functioning, flexible electric circuits on regular printer paper. The ink showed excellent conductivity even after being folded or crumpled 1,000 times.
Researchers at MIT are developing smart tools that can mimic the human touch while controlling outcomes to ensure precision. These tools, designed by Amit Zoran and his team, use computer-aided design and feedback mechanisms to create distinctive imperfections and styles in handmade objects.
Researchers at the University of Adelaide have discovered a novel visual circuit in dragonflies' brains that combines opposite pathways for processing simple dark objects. This finding has implications for improving vision systems in robots and developing neural prosthetics.
Researchers discovered a genetic circuit in bacteria that enables individual freedom while ensuring the collective good. The circuit allows each bacterium to weigh its decisions based on stress levels and peer signals, striking a balance between selflessness and selfishness.
Researchers at NIST have successfully demonstrated the use of a mechanical micro-drum as a quantum memory, storing and retrieving information with 65% efficiency. This innovation exploits a mechanical form of quantum physics and has potential applications in quantum computing and precise force sensing.
Scientists have developed a novel gene transfer technique that selectively eliminates a specific neural circuit in non-human primates. The 'elimination' of the basal ganglia's hyperdirect pathway reveals its crucial role in motor function and provides insights into Parkinson's disease mechanisms.
The Broad Institute has received a $32.5 million grant to launch the Klarman Cell Observatory, which will decipher how biological decisions are made in health and disease. The Observatory aims to shed light on the inner workings of cells, leading to major treatment breakthroughs.
Scientists at Northwestern University have developed a reconfigurable electronic material that can rearrange itself to meet different computational needs. This new material enables the creation of self-adapting electronic components with directed paths for electron flow.
Researchers create ultra-portable electronic devices by connecting molecular components using conductive nanowires. The breakthrough enables cheaper, higher-performance alternatives to conventional silicon-based devices.
Researchers at MIT have found a way to manipulate the electrical and thermal properties of materials by changing external conditions such as temperature. The technique can change electrical conductivity by over 100 times and heat conductivity by threefold, making it suitable for various applications including electronic circuitry and t...
Scientists at NIST and UM create a toroidal Bose-Einstein condensate with ultracold sodium atoms, exhibiting superfluidity and persistent flow. The circuit includes a tunable weak link barrier that controls the atom current to specific values.
Scientists created a 70-nanometer narrow channel to analyze photogenerated electrons with high precision. They demonstrated that photogenerated electrons can flow several micrometers before colliding with crystalline atoms, revealing the influence of circuit geometry on electron paths.
A study published in Atmospheric Environment found toxic elements in e-waste recycling emissions in southern China, posing health risks to workers and the environment. The research team identified carcinogens and persistent organic pollutants through mass spectrometry and other instrumentation.
Researchers are developing a computer inspired by the feline brain's ability to recognize faces and learn from experience. The project aims to create a machine that can perform tasks simultaneously, like recognizing faces, while conventional computers rely on sequential processing.
A team from University of Washington has created a working electronic circuit that runs entirely off the power generated by trees, producing an output voltage of 1.1 volts and consuming just 10 nanowatts of power during operation.
Researchers at the University of Illinois developed a new silver-based ink that allows for flexible and stretchable microelectrodes. The ink can be used in electronic and optoelectronic applications to create integrated systems from diverse materials on various substrates.
A genetic circuit in HIV controls whether it turns on or stays dormant. Researchers have discovered how this circuit works and can be used to force the virus into dormancy. This finding has shown promise as an avenue for HIV therapy.
Researchers at the University of Washington have developed a contact lens with an electronic circuit and light-emitting diodes, paving the way for potential applications such as virtual displays, improved vision correction, and enhanced gaming experiences. The device was tested on rabbits without adverse effects.
Organic transistors consume less energy than silicon transistors and can be constructed on flexible surfaces. Researchers linked p channel and n channel transistors in complementary circuits to save energy and create flexible electronic components.
Neurons make fickle friends as the brain rapidly forms and reconfigures connections in response to new experiences. This process allows the brain to adapt quickly to changing situations, strengthening and pruning circuits to optimize information processing.
Researchers have developed a rapid testing method, PASD, to diagnose and repair intermittent faults in aircraft wiring harnesses. The technique uses a high-voltage pulse to detect small insulation breaks, allowing technicians to locate and fix faulty wires efficiently.
Researchers at MIT have developed a new magnetic semiconductor material that can inject spin-polarized electrons into silicon semiconductors. This breakthrough enables the creation of more efficient electronic circuits with reduced size and increased versatility.
Graphene, a material that gives pencils their marking ability, has been used to produce proof-of-principle transistors, loop devices, and circuitry. The researchers hope to use graphene layers as the basis for revolutionary electronic systems that would manipulate electrons as waves rather than particles.
Scientists at Purdue University have created a material with a negative refractive index, a milestone that could lead to better communications and imaging technologies. The discovery uses tiny parallel nanorods of gold to conduct clouds of electrons, allowing for more efficient light transmission.
Researchers have developed a new PNA molecule that can be used to construct nanodevices, thanks to its ability to form stable metal-containing duplexes even with non-complementary strands. This breakthrough could lead to the creation of novel electronic devices and materials.
The Penn theorists describe how nanoscale particles of certain materials can work as circuit elements, enabling faster computer processors and exotic applications. The technology could also enable the creation of biological circuits and couple electronic signals to individual molecules.
Scientists discovered that increasing OPE wire length triggers variable resistance, which can be beneficial for electronic devices. The researchers also found that substituting a methyl hydrocarbon group onto the middle unit significantly increases electron transfer rate.
Scientists study quasi-one-dimensional cuprates to understand how electrons respond to x-rays, revealing a unique separation of electric and magnetic fields.
Researchers have developed an innovative in-place fabrication method for conjugate conducting organic polymers, solving the long-standing problem of creating flexible circuits. This process enables the production of high-performance electronic devices, such as transistors and flexible displays.
UGA researchers aim to expand understanding of 'metalloaromaticity' and explore new classes of aromatics with diverse backgrounds in organic, inorganic, and computational chemistry. The project has significant industrial applications, including superconductivity.
Researchers have developed gallium nitride nanotubes that exhibit optical properties similar to carbon nanotubes but with a transparent structure. These tubes hold promise as chemical sensors due to their ability to attach organic molecules, making them useful for microfluidic applications.
Researchers at the University of Toronto have developed a novel nanoscale electronics circuit that can detect the presence of a single electron. This breakthrough could enable the creation of ultra-sensitive biosensors capable of detecting important biological molecules, including DNA.