Articles tagged with Transistors
Researchers have successfully fabricated large-scale field-effect transistors based on solution-grown organic single crystals, achieving superior mobility values. The devices demonstrate high-performance characteristics, including high hole mobility and on-to-off current ratios.
Researchers at Stanford University have found a way to improve chip speeds by wrapping copper wires with a protective layer of graphene. This modest fix can lead to faster data processing and is especially beneficial as transistors continue to shrink in size.
Researchers transformed bacteria into 'secret agents' that detect abnormal glucose levels in diabetic patients' urine. The bacteria are programmed using genetic transistors, allowing them to amplify and store molecular signals for months.
Researchers at UMass Amherst developed a new understanding of strain effects on organic transistor performance, revealing that micro-scale wrinkling can enhance or have no effect on electrical properties. The study contributes to the development of next-generation flexible electronic devices.
A new fabrication technique allows for direct production of polycrystalline silicon on flexible surfaces, enabling the creation of wearable electronics and other applications. The method bypasses a traditional thermal annealing step, making it more suitable for use with flexible substrates.
Researchers at MIT have developed a new transmitter design that reduces off-state leakage 100-fold, allowing for longer battery life in IoT devices. The circuit uses a charge pump to generate a negative charge when idle, reducing power consumption by 20 picowatts.
Scientists have created ultra-small and highly sensitive gas sensors made of molybdenum disulfide, which can selectively detect ethanol, acetonitrile, toluene, chloroform and methanol vapors. The sensors are ideal for various applications due to their small size, high selectivity and sensitivity.
Researchers at MIT and UT Austin create a new class of materials for quantum spin Hall effect, enabling potential electronic devices with low losses. They used Stampede and Lonestar supercomputers to model the interactions of atoms in these novel materials, two-dimensional transition metal dichalcogenides.
Researchers discover molybdenum disulfide thin-film transistors functional at high temperatures, demonstrating potential for extreme-temperature electronics. The material's stable operation after two months suggests new applications in harsh environments.
A new thermal imaging technique called plasmon energy expansion thermometry (PEET) allows for precise temperature mapping in tiny electronic circuits. This can help engineers design microprocessors that minimize overheating and improve device performance.
Scientists at USC and UCLA have discovered a way to accurately measure temperatures inside microelectronic devices using a novel technique called Plasmon Energy Expansion Thermometry (PEET). This breakthrough enables better thermal management, leading to faster transistors and lower power consumption.
Researchers at University of Texas at Austin developed the first silicene transistors, made of one-atom-thick silicon material. The breakthrough paves the way for faster and energy-efficient computer chips.
The University of Wisconsin-Madison team developed ultra-high-purity semconducting carbon nanotubes using a new technique, enabling more efficient and durable electronics. This breakthrough could lead to flexible displays, clothing-integrated electronics, and improved consumer devices with longer battery life.
The Stanford team created a high-rise chip with multiple layers of logic and memory, potentially leading to computing performance that is much greater than anything available today. The architecture leverages three breakthroughs: new transistor technology, multi-story computer memory, and innovative fabrication techniques.
Researchers at Purdue University have created the first modern germanium circuit, a complementary metal-oxide-semiconductor (CMOS) device, using germanium as the semiconductor material. The breakthrough enables the industry to make smaller transistors and more compact integrated circuits, potentially replacing silicon in the future.
Researchers at Chalmers University of Technology have demonstrated that noise in microwave amplifiers is limited by self-heating at very low temperatures. The study, published in Nature Materials, shows that phonon radiation in the transistor is responsible for limiting noise.
Researchers at Technical University of Munich have demonstrated a new kind of building block for digital integrated circuits using 3D arrangements of nanometer-scale magnets. The 'majority logic gate' can serve as a programmable switch in a digital circuit, with potential applications in ultralow-power and high-density computing.
Researchers have developed an inexpensive and simple method to create transparent, flexible transistors, a crucial component of flexible electronics. The new technology has the potential to bring roll-up smartphones with see-through displays to market in just a few years.
Harvard researchers have engineered a material to perform comparably with the best silicon switches, achieving an on/off ratio of greater than 10^5. The discovery uses solid-state chemical doping and exploits chemistry rather than temperature to achieve dramatic results.
Researchers at MIT and Manchester University have created a new material that allows electrons to move at controllable angles, resulting in more efficient computing. This breakthrough enables the development of transistors with lower energy consumption.
EPFL scientists have developed a silicon-based photonic crystal nanocavity that requires record-low energy to operate as a switch, enabling faster and more efficient technology. The device's high Q factor and small size produce higher light intensity for the same energy, making it a significant step towards optical circuits.
Researchers examine limitations in manufacturing, engineering, power, time, and computational complexity to determine achievable advancements. Emerging technologies like carbon nanotubes may overcome traditional limits, but fundamental constraints still pose significant obstacles.
Researchers at Berkeley Lab and Intel have developed a new kind of resist that combines the best properties of two existing types, offering improved light sensitivity and mechanical stability. The breakthrough could lead to the creation of even smaller microprocessors with increased computation and energy efficiency.
Researchers at USC Viterbi School of Engineering developed a hybrid circuit combining carbon nanotube thin film transistors with indium, gallium and zinc oxide (IGZO) thin film transistors. This energy-efficient hybrid circuit has the potential to replace silicon as the traditional transistor material used in electronic chips.
Berkeley Lab researchers have developed the world's first fully two-dimensional field-effect transistor (FET) using layered materials with van der Waals interfaces. This breakthrough promises to improve the performance and scalability of electronic devices, enabling the creation of faster and more efficient electronics.
Researchers from UT Dallas have created electronic devices that become soft when implanted inside the body and can deploy to grip 3-D objects. The biologically adaptive, flexible transistors might help doctors learn more about what's happening inside the body and stimulate the body for treatments.
Vanderbilt University PhD student Junhao Lin develops a method to craft metallic wires three atoms wide, opening doors for flexible and transparent electronic circuits. This breakthrough technique enables the creation of ultra-thin wiring for monolayer materials, paving the way for novel applications in electronics and beyond.
LEDs are expected to capture up to 90% of the lighting market by 2020, offering environmental benefits and high efficiency. GaN transistors enable faster switching speeds, leading to reduced energy consumption and increased light output.
Researchers at MIT and UConn developed new caching strategies that significantly improved chip performance while reducing energy consumption. The new approaches address the challenges of managing data access and communication between cores, resulting in faster execution times and reduced power usage.
A paper-based device replicating human brain's electrochemical signalling has been created by Chinese researchers. The thin-film transistor (TFT) can mimic the biological synapse and could be used to build lightweight and biologically friendly artificial neural networks.
Scientists at ETH Zurich have created a new form of thin-film technology, enabling the fabrication of extremely flexible and functional electronics. These components can be applied to textiles or worn on the skin to create 'smart' objects, monitoring various bodily functions.
Engineers from Stanford and UNL collaborated to produce the world's fastest thin-film organic transistors, outperforming previous examples by over five times. The breakthrough could lead to inexpensive, high-performance electronics built on transparent substrates.
A research team led by Ken Shepard has won a $3 million grant from the US Energy Department's ARPA-E program to develop next-generation power conversion devices. The goal is to lower costs and improve energy efficiency in power electronics, enabling applications like data centers, electric vehicles, and photovoltaics.
University of Illinois researchers have developed a way to heal gaps in wires using carbon nanotubes, which are heated to trigger a local chemical reaction depositing metal to 'solder' the junctions. This process improves device performance by an order of magnitude.
Researchers created a synaptic transistor that mimics the behavior of a synapse, enabling continuous adaptation to changing signals. The device offers several advantages over traditional transistors, including non-volatile memory and inherent energy efficiency.
Scientists demonstrate that a single nano-diamond can act as an efficient optical switch, enabling fast information processing and quantum computer operations. The innovation combines small dimensions with high speeds, operating at room temperature.
Researchers at CU-Boulder and MIT have developed a new technique to integrate light-based communication into microprocessors, promising exponential improvement in computing speed. This innovation could lead to extremely energy-efficient computing and the continuation of Moore's Law, which has driven rapid advancements in electronics.
A team of Stanford engineers has built a basic computer using carbon nanotubes, demonstrating their potential as a successor to silicon chips. The achievement showcases the efficiency and low-power switching capabilities of CNTs, which could lead to smaller, faster, and cheaper electronic devices.
Researchers at Stanford University developed a method to assemble transistors from graphene using DNA as a template, addressing the need for smaller, faster, and cheaper chips. The process involves using DNA strands to create ribbons of carbon atoms, which are then used to form semiconductor circuits.
Researchers at Kansas State University have discovered a new three-atom-thick material, molybdenum disulfide, and found that manipulating it with gold atoms improves its electrical characteristics. This breakthrough could lead to advancements in transistors, photodetectors, sensors, and thermally conductive coatings.
Scientists at SLAC National Accelerator Laboratory have clocked the fastest-possible electrical switching in magnetite, a naturally magnetic mineral. The results could drive innovations in tiny transistors that control electricity across silicon chips.
The TU Vienna has successfully developed a light transistor that can be controlled by an electrical potential, enabling efficient miniaturization and use in optical computers. This breakthrough utilizes terahertz radiation and the Faraday effect to rotate the polarization direction of light.
Scientists have created a transistor without semiconductors, harnessing quantum tunneling for faster and more efficient electronics. The device uses nanoscale insulators and metals to control electrons at room temperature, promising miniaturization to virtually zero dimension.
A Danish team of chemists has successfully created the world's smallest transistor using a single layer of graphene, paving the way for more sustainable and efficient electronic devices. The breakthrough uses precise placement of molecules to test their functionality, significantly improving testing efficiency.
Researchers at UC Santa Barbara developed a new method to control crystallization of organic semiconductors, increasing yield to near 100 percent with a low-cost, sugar-based additive. This breakthrough enhances performance, makes technology cheaper and more accessible.
Researchers at the University of Manchester have created elementary magnetic moments in graphene and controlled their switching. This breakthrough has significant implications for spintronics, enabling active devices with improved performance.
Researchers at the University of Manchester have developed a graphene-based transistor with bistable characteristics, which can rapidly switch between two electronic states. This technology has potential applications in medical imaging and security screening, as well as enabling the creation of new architectures for electronic components.
Researchers have developed piezoelectric 'taxel' arrays that can convert mechanical motion into electronic controlling signals, enabling robots to perceive touch more accurately. The arrays use zinc oxide nanowires and can detect pressure changes as low as 10 kilopascals, comparable to human skin sensitivity.
Researchers have created a new type of semiconductor technology based on two-dimensional nanocrystals, which can be used to create smaller transistors. The material has a bandgap, allowing it to switch on and off, making it suitable for digital transistors.
Researchers at Ohio State University have developed a new material called germanane, which conducts electrons five times faster than conventional germanium. This discovery has the potential to advance future electronics and improve computer chip performance.
McGill researchers demonstrate ability to modulate light using laser-pulse inputs to manipulate quantum mechanical state of semiconductor nanocrystals. This breakthrough could lead to the development of optical transistors, which would enable faster and more efficient data processing in telecommunications networks.
A team of Stanford University bioengineers has created a biological transistor made from genetic material that can compute inside living cells, recording exposure to external stimuli or environmental factors. The transcriptor enables amplifying genetic logic, allowing engineers to monitor environments and improve cellular therapeutics.
A team of researchers led by Case Western Reserve University is investigating a new material that can operate at extremely high temperatures without cooling. They aim to develop heat-tolerant electronics with the potential to withstand over 200 degrees Celsius, benefiting industries such as aerospace and automotive.
The University of Notre Dame has been selected to lead the Center for Low Energy Systems Technology (LEAST), a $6 million research center funded by DARPA and SRC. The center aims to develop new devices that consume less energy, which will enable the creation of smaller and faster computer chips.
The new device boasts twice as fast 'carry mobility' as previous experimental p-type transistors and almost four times as fast as commercial ones. It features a trigate design, which could solve problems at extremely small sizes, and is made from germanium.
Researchers at MIT develop the smallest indium gallium arsenide transistor, promising to replace silicon in computing devices. The tiny transistor performs well despite being just 22 nanometers in length.
Researchers have created a new type of transistor called the '4-D' transistor, made from indium-gallium-arsenide material. The three nanowires in the device allow for faster and more efficient operation, enabling the development of lighter laptops with reduced heat generation.
Researchers at MIT have successfully produced complex electronic components from molybdenum disulfide, a material that naturally comes with a bandgap and could enable new products such as glowing walls, clothing with embedded electronics, and glasses with built-in display screens. The discovery opens up a new realm of research on two-d...
Researchers at RIKEN have created a new transistor that uses electrostatic accumulation of charge on a strongly-correlated material to trigger bulk switching of electronic state. The device operates at room temperature and requires only 1V to switch the material from an insulator to a metal.
Researchers at Tel Aviv University developed a carbon-based memory transistor that can store and transfer energy, eliminating the need for capacitors. This technology aims to address RAM limitations and power consumption in mobile devices, enabling faster performance and longer battery life.