Articles tagged with Nanowires
Researchers have discovered MoSIx nanowires to be a promising alternative to carbon nanotubes for use in high-tech applications such as battery electrodes and field emission displays. The ease of synthesis and dispersion of these materials make them highly suited for commercialization.
Research on DNA structures and electronic properties aims to create ultra small computers. The study found that intrinsic guanine rich sequences of ?-DNA exhibited length-dependent conductivity, providing insights into electrical behavior and potential modification.
Researchers at NIST have developed a method to selectively grow nanowires on sapphire wafers, allowing for the creation of transistors and other circuit elements with high accuracy. This technique has the potential to enable industrial-scale production of nanowire-based devices.
Researchers at University of Illinois created nanowire that produces power through piezoelectric material, generating voltage when mechanically deformed. The breakthrough uses extremely sensitive and precise mechanical testing stage to accurately measure the nanowire's response to vibrations.
Researchers Adam Woolley and Héctor Becerril develop 'DNA shadow nanolithography' using DNA molecules as nanostencils. The technique enables the creation of high-aspect-ratio trenches and nanowires with precise control over dimensions.
Researchers have developed a nanowire coating on titanium that enhances muscle tissue adhesion for hip replacements and dental reconstructions. The material can also be easily sterilized using UV light or ethanol, making it suitable for hospital settings and food processing plants.
Researchers at Lawrence Berkeley National Laboratory developed a bio-friendly nano-sized light source capable of emitting coherent visible light across the visible spectrum. This innovation enables single cell endoscopy, integrated circuitry for nanophotonic technology, and advanced methods of cyber cryptography.
Researchers have developed transparent transistors and circuits using nanowires, promising applications in e-paper, flexible color screens, and smart cards. The breakthrough enables fully transparent and flexible displays with high performance levels.
Researchers at Brown University have developed a technique to synthesize iron-platinum nanorods and nanowires with controlled size, composition, and magnetic alignment. The method produces batches of similarly-sized nanowires or rods in solution, showing promise for high-density information storage and other applications.
Researchers have fabricated a novel memory device combining silicon nanowires with traditional SONOS technology, enabling more reliable data storage and easier integration into commercial applications. The device boasts simple read, write, and erase capabilities, high memory retention, and large on/off current ratio.
Researchers at NIST developed a batch fabrication technique to create nanowire LEDs emitting ultraviolet light, which is crucial for data storage and biological sensing devices. The new method yields reliable, stable devices with excellent thermal stability and operational stability.
Dayeh's work resolves debate on III-V compound semiconducting nanowire growth mechanism, opens door to wider tuning range of temperature and precursor flow rates. His research also reveals unique electronic properties in InAs nanowires grown at different temperatures and orientations.
Researchers at NIST have devised a system for manipulating and positioning individual nanowires using optical microscopy and conventional photolithographic processing. They can fabricate sophisticated test structures to explore the properties of nanowires with high control, enabling the creation of elaborate structures for testing.
Researchers at UC-San Diego have discovered that nanowire photodetectors can achieve single-photon sensitivity, making them highly sensitive to light detection. The unique geometry of nanowires traps holes, increasing the time electrons travel down the wire and triggering an increase in current.
Scientists at Georgia Tech have found that the electrical conductance of metal nanowires varies due to a pair of atoms, known as a dimer, shuttling back and forth between the bulk electrical leads. This discovery has significant implications for the development of nanotechnology and nanodevices.
Researchers at Rensselaer Polytechnic Institute have created new hybrid structures combining the strengths of carbon nanotubes and metal nanowires. This technique allows precise attachment of carbon nanotubes to individual metal pins, offering a practical solution for using carbon nanotubes in computer chips.
Researchers at Max Planck Institute for Microstructure Physics developed single crystal silicon nanowires using an aluminium catalyst, reducing the size of microchips. The new process fulfils key criteria for industrial-scale production and could lead to improved semiconductor components.
American researchers have created a new basis for portable, multiplexed biodetection systems using silver and gold striped nanowires as supports for simultaneous immunological tests. The unique patterns of stripes act like barcodes, allowing for fast and accurate identification of multiple pathogens.
The new barcode system uses biosensing nanowires with different metal stripes to detect a variety of pathogens. This technology can be used to identify sensitive single and multiplex immunoassays that simulate biowarfare agents, making it easier to detect bio threats in the field.
Researchers at the Advanced Light Source have confirmed the existence of spinons and holons in one-dimensional solids through direct experimental results. This discovery has significant implications for future developments in high-temperature superconductors, nanowires, and spintronics.
Researchers have found that various bacterial species can form electrically conductive wires under different environmental conditions, leading to a new understanding of microbial energy distribution. The discovery, made by microbiologist Yuri Gorby, suggests that the planet may be 'hard-wired' with electricity-producing bacteria.
NIST researchers have successfully grown gallium nitride alloy nanowires with intense ultraviolet and visible light emission. The wires' high light output and defect-free structure enable reliable room-temperature measurements, while their versatility makes them suitable for various devices, including sensors and transistors.
Scientists have discovered a new method to stabilize ferroelectricity in nanostructures using fragments of water, leading to ultra-dense memory storage devices with unprecedented capacities. This breakthrough could enable the creation of storage devices small enough to hold massive amounts of data, such as music or video libraries.
Researchers have developed nanogenerators that can harness energy from body movement and other simple motions to produce significant amounts of electricity. These tiny machines could enable the creation of implantable medical devices, smart clothing, and other applications that require continuous power supply.
Researchers have developed a new method for synthesizing tailored nanorods and nanowires using microwave irradiation, enabling faster production of highly versatile materials for medical applications. This approach requires specific chemicals and solvents but offers significant enhancement in reaction rates.
Researchers at Yale University have developed a standardized method for synthesizing bulk nanowires, allowing for the exploration of next steps in semiconductor miniaturization. The new technology produces ten-times more nanowires than previous methods and sets parameters for standardization.
Nanotechnology researchers at Georgia Tech created a systematic study of growth conditions for one-dimensional nanostructures from cadmium selenide, producing three types of nanostructures: nanosaws/nanocombs, nanobelts, and nanowires. The 'road map' provides optimal conditions for controlling the production of each structure.
Researchers at Northwestern University developed the first complete micromachine that can characterize mechanical properties of nanowires and carbon nanotubes in real-time. The system uses differential capacitive sensing to measure applied forces with nano-Newton resolution.
Researchers at the University of Arizona have developed a theory explaining why nanowires thin away at non-zero temperatures. The discovery reveals that higher surface tensions stabilize the wires, making them suitable for repeated use. Copper is identified as the best metal for creating stable nanowires.
The NIST design uses a simplified type of contact between the nanowire channel and electrodes, allowing more electrical current to flow. The results suggest that nanowire transistors can improve performance in nanoscale electronics while retaining industry's existing silicon technology infrastructure.
Researchers at Northwestern University create a new method to produce nanowires with controlled gaps, enabling the design of devices for diagnostics and drug discovery. The technique, called on-wire lithography, allows for the fabrication of nanowires with precise electrical measurements on individual molecules.
Researchers discovered Geobacter's ability to transfer electrons outside cells through microbial nanowires. These ultrafine conductive structures could enable mini-power grids and nano-manufacturing.
Researchers at the University of Illinois have fabricated superconducting nanowires to measure magnetic fields. The devices exhibit periodic oscillations in resistance when a magnetic field is applied, reflecting wave nature of matter and quantum mechanics.
Researchers found that nanotubes are stiff from the ends but soft from the middle, with larger tubes becoming softer. The study's findings are important for developing nanoelectronics and could lead to more efficient nanowires.
Researchers create high-performance electronic devices using low-temperature fabrication and nanowires, outpacing comparable ring oscillators by a factor of 10,000. The technique paves the way for more complex nanoelectronics and could enable ubiquitous computing devices with improved speed and reduced costs.
University of Wisconsin-Madison materials chemist Anne Bentley discovered how suspended nickel wires can scatter light in various fluids, including molasses-like liquids. The phenomenon could aid in photonics and lead to the development of magneto-optical switches for storing information in tiny electronic systems.
The von Liebig Center has awarded $1.8 million to 39 projects led by Jacobs School faculty, with a focus on removing inflammatory mediators from plasma and developing handheld gas analyzers for lung disease diagnosis. Researchers will also explore new materials and techniques for creating high-efficiency LEDs.
Researchers at NIST have developed a method to grow well-formed, single-crystal zinc oxide nanowires with precise alignments using gold nanoparticles as anchors. The technique produces horizontal semiconductor wires only 3 nanometers in diameter, overcoming the challenge of working with atomic-scale components.
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.
Researchers have discovered that nanowires composed of lithium, molybdenum and selenium atoms can detect significant changes in electrical resistance when exposed to vapors of organic solvents. This property enables the creation of simple chemical sensors that can measure the acidity of a solution.
Researchers have developed a new method to enhance the conductivity of polymer nanowires by injecting extra negative or positive charges using high-energy electrons. This allows for the observation of charge movement across the wire, a key step toward developing good conductors.
Researchers at Arizona State University have successfully moved water molecules by light using nanotechnology, amplifying the 'lotus leaf effect' to overcome hysteresis. This discovery could speed development of microfluidic devices for pharmaceutical research and analysis.
Chongwu Zhou's new method allows for the creation of dense arrays of ultrafine wires made of magnesium oxide coated with uniform, precisely controlled layers of TMO. The technique enables the production of nanocables with extraordinary properties, including high-temperature superconductivity and magnetic applications.
Researchers at Lund Institute of Technology have created nanoscale trees using controlled seeding, enabling complex structures for various applications. The technology offers potential for converting sunlight to electricity and creating efficient light panels.
Researchers at USC and NASA Ames have developed a novel transistor architecture using molecular-scale nanowire memory cells that can hold three bits of data each. The device achieves a density of 40 Gigabits per square centimeter, surpassing silicon-based memories.
The 'one-step' chain growth method enables the design and synthesis of various highly conductive polymers. Regioregular polythiophenes can be formed into nanowire sheets or create a plethora of new conducting polymers by varying the chemical cap. This research has significant implications for applications in devices like transistors.
Researchers at OGI School of Science & Technology have successfully grown silicon nanowires in a precise location and direction using electrical fields. This breakthrough technology has the potential to revolutionize the microelectronic industry by enabling the fabrication of high-performance electronic devices.
A new silicon sensor using nanotechnology has shown promising results in detecting the gene for cystic fibrosis and other genetic diseases. The sensor can distinguish between lethal and non-lethal mutations at extremely low levels, potentially leading to faster and more cost-effective genetic testing.
Researchers have developed a method to apply nanowires to glass or plastics at room temperature, enabling the production of efficient computer chips and optical displays. This breakthrough could lead to durable consumer electronics and advanced military applications.
The study finds that the shape of a semiconductor nanocrystal can significantly impact its electronic and optical properties. The researchers developed a novel synthesis method to create indium phosphide nanowires with controlled diameters, allowing them to investigate the effect of two-dimensional vs. three-dimensional confinement.
A new technique allows for the growth of silicon nanowires and carbon nanotubes directly onto a microchip, eliminating cumbersome middle steps in sensor manufacturing. This method enables the production of ultra-sensitive biochemical sensors and early-stage disease detectors that can detect single viruses or toxic agents.
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.
The SNAP process creates high-density nanowire lattices with reported junction densities exceeding 1011 per square centimeter. Researchers can deposit wires out of almost any material and transfer them onto substrates for various applications, including molecular switches, sensors, and magnetic storage devices.
Researchers at Washington University in St. Louis have successfully made boron nanowhiskers, the world's first crystalline nanowires, exhibiting semiconducting behavior and potential as key materials in nanoelectronics. The discovery could lead to the development of more reliable conductors, solving limitations faced by carbon nanotubes.
Chemical engineers have developed a novel process to grow crops of nanowires, which could lead to improved design of advanced military and space gear, fuel cells, sensors and solar devices. The process uses pools or thin films of low-melting metals like gallium to create the nanowires.
The researchers fabricated superconducting nanowires from specially prepared fluorinated carbon nanotubes, which are insulators. This technique allows for the fabrication of even thinner nanowires and sheds new light on superconducting phase transitions.
Researchers at Georgia Institute of Technology have developed a gallium-based synthesis method to produce large bundles of aligned silica nanowires. The nanowires can form unusual structures resembling cones, cherries, carrots, and comets, with potential applications as optical splitters in nanometer-scale photonic systems.
Researchers have developed a way to fabricate superlattice nanowires, which can incorporate transistor junctions, light-emitting diodes, and lasers within a single wire. This breakthrough could lead to the creation of ultra-small electronic devices that are equal to or better than current hand-size electronics.
Researchers have successfully fabricated nanowires that combine diverse materials, paving the way for ultra-small-scale electronics and optoelectronic devices. The breakthrough could lead to significant advancements in fields such as energy production and manufacturing, and may even help address concerns about Moore's Law.
Researchers at UC Irvine have created a new method for producing metal nanowires with desired conductivity, strength, and length. The step-edge decoration process allows for the growth of long, uniform wires needed for emerging nanotechnologies like diodes and transistors.