Articles tagged with Nanowires
Researchers at UMass Amherst have created an 'Air-gen' device that harnesses natural protein to generate clean energy from atmospheric water vapor, offering a promising alternative to traditional renewable energy sources. The non-polluting technology has significant advantages over solar and wind power, and can even be used indoors.
Researchers have discovered a new material that could lead to the creation of even smaller transistors, enabling faster computing and lower power consumption. The material, shaped like a one-dimensional DNA helix, is made from tellurium and can be encapsulated in nanotubes to build functional transistors.
Scientists at the University of Münster demonstrated energy quantization in nanowires made of high-temperature superconductors, enabling simplified cooling technology and longer lifetimes for resonators. This breakthrough paves the way for new experimentally verifiable theoretical descriptions and technological developments.
Researchers created a field-effect transistor with a diameter of two nanometers using tellurium and boron nitride nanotubes. The material's unique structure allows for smaller transistors, which could lead to faster computing and reduced power consumption.
Scientists at Michigan Technological University created nanowires made of tellurium and boron nitride nanotubes, which hold promise for wearable tech. The new material exhibits strong electrical properties and can be controlled by light and pressure.
Researchers have developed iron nanowires that can selectively kill cancer cells while minimizing harm to healthy tissue. These nanorobots use an external magnetic field to guide themselves to the tumor site and activate a three-step mechanism that releases chemotherapy and generates heat, leading to nearly complete cell ablation.
A research team created a neuromorphic network composed of metallic nanowires, exhibiting electrical characteristics similar to human brain functions. The team found that the network's fluctuation-based functionalities mimic memorization, learning, and forgetting processes.
The study investigates the defect dynamics in ceria nanowires under heating using in situ aberration-corrected TEM. The findings show that defects grow into regular rhombic or hexagon shapes at high temperatures, introducing more reactive sites and maintaining the cubic fluorite structure.
Researchers from POSTECH successfully developed a photodiode with increased absorption of the near-infrared light by using the hourglass principle. The new device has been shown to have 29% increased near-infrared photoreseponse and less than 1% error rate in heart-rate measurement.
Researchers created manganite nanowires with controlled quenched disorder, revealing enhanced magnetoresistance. Quenched disorder plays a significant role in complex oxide systems.
Researchers developed a simple and low-cost method to create meter-scale transparent conductive circuits based on silver nanowires, enabling rigid and flexible transparent LED screens with improved transparency and conductivity. The new technology could expand the applications of transparent LED screens to large-angle curved areas.
The study introduces a novel approach to creating GaAs/GaAsBi core-shell multi-layered NWs on Si substrates, focusing on structural deformation induced by Bi. The work paves the way for developing high-performance optoelectronic nanodevices with superior electronic and optical functions.
Researchers have designed a nanowire spectrometer that can directly image single cells and analyze chemical fingerprints without the need for microscopes or bulky equipment. This breakthrough could lead to new generations of ultra-compact spectrometers with applications in biology, lab-on-a-chip systems, and smart wearables.
Researchers from Kaunas University of Technology have developed a novel method to produce high-yield zinc oxide nanowires, enabling the mass production of electronic components. The new method improves solar cell efficiency by 6% and enables the creation of multifunctional gas sensors.
Researchers at UMass Amherst have expanded the functions of conducting microbial nanowires, developing them into sustainable chemical and biological sensors. The new nanowires can be modified with peptides to specifically bind chemicals or biologics, offering promising possibilities for biomedical and environmental applications.
Researchers have created ultra-thin magnetite nanowires with a remarkable 'Verwey transition' from metal to insulator at low temperatures. This unique property could be used to control electronic devices and support green technology.
Scientists at Argonne National Laboratory discovered a DNA-like twisted crystal structure created with germanium sulfide nanowires, resembling the organic DNA structure. The twist causes the wire to elongate and widen into a helical structure, with segments resembling helically stacked bricks.
Researchers chemically treat zinc oxide nanowires to apply a uniform coating of titanium dioxide, enhancing catalytic activity and stability for the water-splitting reaction. The resulting nanowire-shell structures exhibit an amorphous structure with crystalline domains limited to a few nanometers.
Researchers found that smaller silver nanowire diameters reduce toxicity to cells, with wires adopting crumpled forms within endolysosomes for containment. This could lead to increased transparency and device performance without compromising safety.
Harvard University researchers have developed a new method to create thousands of nanowires that can record electrical chatter inside live cells. This breakthrough allows for the simultaneous recording of multiple cells, enabling researchers to study complex neural networks and interactions. The 'combing' process of nanowires untanglin...
Researchers at HZDR have developed nanowires with tunable shells, enabling them to operate over a wide energy range. This breakthrough increases the potential of nanowires for various applications, including LEDs and solar cells.
Straightening single-molecule conductors leads to greater overlap of conjugated bonds, increasing conductivity. The twist conformation hinders charge transport, whereas flat chains facilitate hopping conduction.
Scientists have developed a new material for ultraviolet photodetectors that can detect UV radiation at speeds 100 times faster than existing devices. The new stretchable film uses a unique interlaced-nanowire structure to achieve high response speed and electrical stability.
Researchers at the University of Hamburg and DESY have developed a 3D printing process for transparent and mechanically flexible electronic circuits using silver nanowires. The technology enables the production of printable light-emitting diodes, solar cells, and tools with integrated circuits.
Researchers successfully produce bulk quantities of well-isolated single nanowires of TMM, which are only 3 atoms wide in diameter and 50 times longer than previous attempts. The team finds that isolated nanowires exhibit unique mechanical properties, including twisting when perturbed.
Researchers synthesized new In0.28Ga0.72Sb nanowires with high carrier mobility and fast IR response, outperforming existing materials in terms of responsivity and decay times. The minimized crystal defects are attributed to a catalyst epitaxy technology that enables precise atom alignment.
Scientists have discovered a seamless biological structure in Geobacter sulfurreducens bacteria that can transmit electricity through nanowires, revolutionizing electronics and medicine. This breakthrough could lead to miniaturized devices, powerful-yet-tiny batteries, and pacemakers without wires.
Geobacter bacteria project metal-containing heme filaments called nanowires to dispose of excess electrons in oxygen-free environments. This discovery solves the mystery of how nanowires facilitate environmental cleanup and potential applications for building new materials and sensors.
Researchers at NIST boost ultraviolet light-emitting diodes (LEDs) by up to five times using a special shell design, enhancing applications in polymer curing, water purification and medical disinfection. The new LEDs utilize p-i-n core-shell nanowire heterostructures with added aluminum, improving electroluminescence efficiency.
Researchers develop twisted silicon nanowire approach to separate n-type and p-type dopants, enabling stable p-n junctions. This method simplifies the manufacturing process and lowers costs.
Researchers at EPFL have developed a new method to grow nanowires in a highly controlled and reproducible manner. By altering the diameter-to-height ratio of the hole, they can perfectly control how the nanowires grow, enabling applications such as laser generation on silicon chips.
Rice University scientists have developed a method to produce valuable gold nanowires from short particles using vitamin C. The process, which is fully controllable and reversible, allows for the production of nanowires of any desired length, making them suitable for sensing, diagnostic, imaging, and therapeutic applications.
Scientists have created a memristive element made from nanowires that functions similarly to biological nerve cells, storing and processing information in parallel. The discovery offers promising advantages for bioinspired computers, which can work decentralised with multiple processors connected by networks.
Scientists improved graphene's response to light by 600% using self-assembling wire-like nanostructures. The new design enhances light absorption and charge transfer, enabling faster detection of low-level light in various applications.
Researchers successfully developed novel nanostructured films composed of low-cost and environmentally-friendly ZnO. The embedded-ZnO nanowire structure exhibits a 3-fold increase in thermoelectric power factor and a 20% decrease in thermal conductivity, enabling energy recovery from transparent objects.
Researchers have created a wearable heater by modifying woven fabric with DuPont Kevlar fiber and nanowires, providing uniform heat and thermal insulation. The material is strong, flexible, breathable, and washable, making it suitable for use in cold-weather clothing.
Researchers have created a new class of electronic materials that combine protein nanowires with polymers, offering improved biocompatibility, stability, and sensing capabilities. The material can be easily processed into wearable devices and is made from sustainable, renewable resources.
A team of researchers at Aalto University demonstrates nanoscale all-optical logic circuits, providing a vital step towards true optical computing. The study enables simple addition and subtraction operations using light, similar to a pocket calculator.
Scientists synthesized multi-layered copper and nickel nanowires to study their magnetoresistance properties, which could lead to more accurate compasses, radiation monitors, and electronic devices. The study found a nonlinear relationship between the nanowire length and the number of layers.
Scientists at UNC Chapel Hill developed a new technique to selectively send specific colors of light over long distances using nanoscale wires. This breakthrough enables the creation of more controlled and effective optical computing technology, promising faster and more efficient computers.
Researchers discover that magnetic fields break apart Cooper pairs, leading to damping force from unpaired electrons, causing nanowires to lose superconductivity. The findings confirm critical theory predictions made a decade ago, providing new insights into quantum phase transitions.
Atomically thin nanowires have been found to convert heat to electricity with unprecedented efficiency. This breakthrough could lead to the creation of new thermoelectric generators and exploration of alternative candidate materials for thermoelectrics.
Using powerful supercomputers, researchers have found a way to generate high-frequency microwaves with affordable silicon, cutting costs and improving devices such as sensors in self-driving vehicles. This innovation could lead to cheaper, more flexible microwave technology.
Researchers at Tokyo Institute of Technology developed a 4.5-nm-long molecule that forms coherent resonant electron-tunneling devices, exhibiting thermal stability similar to traditional materials. The discovery paves the way for future molecular-scale electronic research and addresses limitations in conventional electronics.
A novel voltage signal has been observed in a hybrid metal nanowire-superconductor structure, where the voltage peak appears at the proximity-induced superconducting transition temperature and is proportional to the cooling rate. This finding offers a new method for detecting superconductivity without damaging or dissipating current.
Researchers have found that adding nanowires to solid-state electrolytes can increase conductivity, reduce stress, and prevent fires in lithium-ion batteries. The addition of nanowires also improves the battery's rate performance and cyclic capacity, making it a safer alternative.
Researchers at Stanford University have discovered a new method for creating gold nanoparticles in water droplets, which could lead to more sustainable ways of producing these materials. The technique uses microdroplets as reactors and eliminates the need for potentially toxic reducing agents.
Researchers at University at Buffalo have developed strong yet bendable electronic materials using kirigami-inspired design. The innovation enables pliable circuitry for applications like smart clothing, electronic skin, and bendable displays.
Researchers found that Shewanella oneidensis bacteria use 'nanowires' to transfer electrons outside their cells, enabling them to survive and thrive in environments with limited oxygen. This discovery could lead to the development of new machines that combine living cells with electronic components.
Scientists have captured compelling evidence for Majorana quasiparticles, which are predicted to form the backbone of a type of quantum computer. The latest experiment uses ultra-thin semiconductor and superconducting aluminum to unlock the particles' presence, with results confirming theoretical predictions and demonstrating robustness.
Researchers have developed opto-thermoelectric nanotweezers that can control particles at the nanoscale and analyze them in-situ. This technology has the potential to lead to new discoveries in nanotechnology, individual health monitoring, and biological systems.
Researchers create technique to observe defects in individual nanowires using Bragg ptychography, enabling better control over optoelectronic properties. The method provides a missing link between nanoscale defect structure and variations in strain.
Researchers successfully monitored gallium arsenide wire growth, providing insights into the VLS process and enabling approaches to customize nanowires with special properties. The study's findings have significant implications for applications in infrared remote controls, mobile phones, solar cells, and space technology.
Researchers at NC State University have developed a new technique to print highly integrated silver nanowire circuits on flexible substrates. The method uses electrohydrodynamic printing and produces conductive, flexible, and stretchable electronics for various applications.
Researchers at DESY's X-ray source PETRA III have observed the growth of gallium arsenide nanowires for the first time, providing new insights into their shape and crystal structure. The study reveals a second component contributing to the growth process, allowing wires to gain width independently of the VLS mechanism.
Researchers develop hybrid material combining nacre mimetic with silver nanowires, exhibiting excellent heating properties and high flexibility. The composite material shows promise for wearable devices, such as bendable heaters.
Researchers have developed a new way of organizing nanostructures that enhances Raman spectroscopy, allowing for the detection of molecules at low concentrations. The technique uses silver nanoparticles on nanowires to boost sensitivity, enabling the detection of compounds in nanomolar or even picomolar concentrations.
Researchers designed a new type of PUF hardware that can withstand extreme temperatures, microwaves, and high-dose radiation. This innovation provides an additional layer of security for sensitive information, including military personnel's lives.
A UMass Amherst team discovers electrically conducting filaments in several microbe species, greatly broadening the research field. The discovery reveals that some larger pilins can also yield e-pili, and the ability to express e-pili has arisen independently multiple times.
Researchers at MIT, Cornell, and King Abdullah University developed a technique to create long, thin MoS2 channels in WSe2. The discovery could lead to more efficient solar cells and the assembly of atom-scale electronic components.