Articles tagged with Carbon Nanotube Applications
Scientists confirm decades-long prediction by measuring the color-changing effect of light in chiral carbon nanotubes. The material converts light at a rate two to three orders of magnitude greater than conventional materials.
Scientists at Meijo University developed a new method to synthesize small-diameter single-walled carbon nanowires with a high density of long linear carbon chains. The breakthrough enables researchers to probe the properties of these unstable carbon chains, which have outstanding theoretical mechanical strength and thermal conductivity.
Binghamton University researchers have created a hydrogel electrode that includes conductive carbon nanotubes to monitor nerve activity in spinal cord neurons and leg muscles in mice. The technology solves the problem of rigid materials causing damage during movement, allowing for long-term functionality and single-cell signal detection.
Researchers at Chuo University developed a non-destructive image sensor with a freely coatable and paintable design for functional photo-thermal modules. The new design enables the full utilization of photo-thermoelectric (PTE) sensors, overcoming trade-off trends between photo-absorptance values and Seebeck coefficients.
Researchers at Rice University have successfully recycled carbon nanotube fibers without losing their structure or properties. The discovery positions CNT fibers as a sustainable alternative to traditional materials like metals and polymers, offering a solution to waste management problems in industries such as aerospace and automotive.
Researchers at Tokyo Metropolitan University have developed a new technique to grow arrayed tungsten disulfide nanotubes with aligned orientations. This breakthrough resolves the issue of jumbled orientations in collected amounts of nanotubes, enabling the exploration of exotic electric and optoelectronic properties.
Researchers at WVU are developing a hybrid of silver and carbon nanotubes to reduce antibiotic-resistant infections in open bone fractures. The study aims to create a safe and effective antimicrobial material that can be used on various medical products.
Researchers at Tohoku University have developed a novel catalyst to control the atomic arrangement of carbon nanotubes, achieving ultra-high purity and precise chirality. The breakthrough could lead to significant advancements in semiconductor device manufacturing.
Scientists create sheets of transition metal chalcogenide 'cubes' connected by chlorine atoms, exhibiting high catalytic efficiency for hydrogen generation. The discovery opens up a new route to assembling nanosheets with unique electronic and physical properties.
The study demonstrates significant advancements in stability and functionality of ssDNA-SWCNT complexes, with high-affinity sequences showing superior binding strength. The findings also reveal notable improvements in resistance to enzymatic degradation, making these complexes suitable for long-term biological applications.
Researchers designed a novel method using electricity to synthesize methanol from carbon dioxide, increasing efficiency by up to eight times. The process involves cobalt phthalocyanine molecules on carbon nanotubes, with cations enhancing methanol formation.
Researchers discovered that twisting carbon nanotube bundles creates long, curved disclination lines, decreasing their mechanical strength. The study sheds light on the correlation between microscopic internal changes and material properties, paving the way for potential solutions to realize high-performance CNT yarns.
Researchers at Okayama University have developed a novel method to produce carbon nanotube yarns with excess electrons that can harvest waste heat. The yarns achieved high thermoelectric power factors within temperatures ranging from 30 to 200 °C, making them suitable for practical applications such as fabric-based modules.
Scientists at Nara Institute of Science and Technology create flexible wearable thermoelectric generators that produce electricity from body heat using high-performing carbon nanotube yarns. The yarns, developed through a low-cost and environmentally friendly method, show three times higher power factor than previous CNT yarns.
Researchers have engineered a range of new single-walled transition metal dichalcogenide (TMD) nanotubes with different compositions, chirality, and diameters. The ability to synthesize diverse structures offers insights into their growth mechanism and novel optical properties.
The 3D-BRICKS project aims to develop a new family of 3D nanotransistors using DNA technologies, reducing production costs and increasing computing power. By leveraging carbon nanotubes and self-assembling materials, researchers hope to create compact and efficient nano-transistors.
Researchers developed modular optical sensors capable of detecting viruses and bacteria using fluorescent carbon nanotubes with DNA anchors. The sensors showed high reliability and selectivity in detecting SARS-CoV-2 protein, offering advantages for complex environments and future diagnostic applications.
Researchers at Duke University have produced the world's first fully recyclable printed electronics that replace hazardous chemicals with water in the fabrication process. The demonstration points to a path towards reducing environmental footprint and human health risks in the electronics industry.
Human macrophages use Siglec-14 receptors to recognize and engulf carbon nanotubes, leading to inflammation. The discovery could pave the way for developing safer carbon nanotubes and therapies to prevent inflammatory diseases.
Scientists at Rice University have developed a new technique using the 'flash Joule' method to transform plastic waste into high-value carbon nanotubes and hybrid nanomaterials. This process is more energy-efficient and environmentally friendly than traditional methods, making it a promising solution for recycling plastic waste.
Researchers at Okayama University found that an acidic adsorption layer in carbon nanotubes facilitates efficient adsorption of negatively charged nitrate anions, making the aqueous solution alkaline. This study provides a novel model for designing carbon nanotubes suitable for ion adsorption and purification.
Researchers at Swansea University have developed a process to upcycle discarded facemasks into high-value materials, including high-quality Ethernet cables. The single-walled carbon nanotubes produced through this technique also have potential applications in lightweight batteries for electric cars and drones.
Researchers at the Beckman Institute for Advanced Science and Technology have discovered an efficient and sustainable method for 3D-printing single-walled carbon nanotube films. The method uses powder, ink, and 3D printing to produce durable and conductive materials ideal for space exploration, wearable electronics, and more.
Researchers at the University of Virginia School of Medicine have successfully engineered a material that can conduct electricity with zero resistance, paving the way for revolutionary technologies. The breakthrough uses DNA to guide chemical reactions, overcoming a long-standing challenge in materials science.
A new nanosensor platform uses machine learning to analyze spectral signatures of carbon nanotubes for early detection of ovarian cancer. The approach detects biomarkers and recognizes the cancer itself, offering a promising alternative to traditional methods.
Researchers develop less-corrosive solutions using methanesulfonic acid, p-toluenesulfonic acid and oleum acids to separate and process nanotubes. The new method enables scalable production of advanced materials with excellent electrical and mechanical properties.
Researchers have found a way to modify carbon nanotubes to meet the requirements of novel electronic devices. The team discovered that exposure to plasma or shortening tube lengths leads to a drop in conductivity at low terahertz frequencies, but at high enough frequencies electrons move freely.
Researchers propose that water molecules interact with electrons in the nanotube walls, slowing down flow. Theoretical findings could significantly impact proposed carbon nanotube applications, such as filtering salt from seawater or generating energy.
Researchers from UC Riverside developed a revolutionary imaging technology that compresses light into a nanometer-sized spot, allowing for unprecedented 6-nanometer color imaging of nanomaterials. This advance improves the study of unique properties and potential applications in electronics and other fields.
Researchers have found a cheaper and easier way to create large groups of carbon nanotubes without lithography. The 'dewetting' process allows for precise arrangement of nickel catalyst particles to form hexagonal nanotube arrays.
Mechanical engineering researchers at Michigan Technological University have created a 3D-printable nanocomposite polymeric ink using carbon nanotubes. The ink's properties, such as electrical conductivity and increased strength, make it suitable for various applications, including aerospace and electronics industries.
Scientists have developed a way to engineer materials at the atomic level using a dry transfer technique. The method uses anthracene as a sacrificial material to precisely position carbon nanotubes, resulting in bright photoluminescence up to 5,000 times brighter than the original molecule.
Researchers developed a way to measure levels of specific carbon nanotubes in plant tissues using programmed thermal analysis. This method can detect small amounts of carbon nanotubes in leaves, stems, and roots, providing crucial insights into their environmental fate and potential human exposure.
Researchers at Skoltech have developed a non-invasive technique for measuring the thickness of single-walled carbon nanotube films, which may have applications in solar energy, smart textiles, and more. The method uses spectroscopic ellipsometry to determine film parameters with high accuracy.
Scientists at Skoltech developed a novel p-type flexible transparent conductor using single-walled carbon nanotubes, which opens new avenues for its applications. The newly developed conductor achieved a record power conversion efficiency of 8.8% in solar cells, outperforming traditional amorphous silicon solar cells.
Researchers at the University of Pittsburgh have discovered that carbon nanotubes can both repel and hold water in place, creating a parahydrophobic surface. This unique property allows for stable water droplets to cling to the CNT forest, enabling applications such as printing, spectroscopy, and harvesting surfaces.
Researchers at Aalto University developed a method to control the fabrication of carbon nanotube thin films, producing colored thin films for various applications. The breakthrough uses aerosols of metal and carbon, with small doses of carbon dioxide tuning the growth of nanotubes.
Carbon nanotubes enable the creation of 'smart' materials for powering electronics, with potential applications in military technology and medical research. The unique properties of carbon nanotubes make them suitable for replacing traditional materials such as copper wire and polyester fibers.
Researchers at Vanderbilt University and George Washington University have developed a way to convert carbon dioxide into batteries using graphite electrodes replaced with carbon material recovered from the atmosphere. This process produces carbon nanotubes that can be incorporated into lithium-ion and sodium-ion batteries, offering a ...
Researchers are developing new terahertz detectors based on carbon nanotubes that can detect light in the terahertz frequency range without cooling. This technology has promising applications in medicine, including cancer screening, and security screenings, as well as food inspection.
Researchers at Imperial College London have developed a method to produce electronic inks using untangled carbon nanotubes, which are lightweight, strong and conduct electricity. The breakthrough enables the mass production of new applications using these 'wonder materials', including tablet computers and touchscreen phones.
A team at NIST has developed a simple and cost-effective way to separate metallic from semiconducting carbon nanotubes, paving the way for high-purity samples in electronics applications. The method uses liquid extraction with subtle differences in polymer hydrophobicity, yielding high-resolution results.
Researchers at Georgia Tech developed a new technique for connecting multiple shells of multi-walled carbon nanotubes to metal terminals using electron beam-induced deposition. This method reduces resistivity by 10-fold, making it suitable for integrating carbon nanotubes in conventional devices. The technique also has potential applic...
Researchers develop method for separating liquids using individual carbon nanotubes, which act as separation channels for chemically distinct molecules. This technology could prove useful in forensic studies and analyzing molecules from single cells, enabling analysis of trace evidence and invisible stains.
A Kansas State University researcher has developed a new method to create ceramic carbon nanotube material, which improves laser detector performance. The material also addresses four key areas for improving rechargeable batteries: capacity, life, recharging speed, and power output.
Researchers have developed a new imaging technique to track both metallic and semiconducting single-wall carbon nanotubes in live cells and the bloodstream. This 'label-free' approach uses transient absorption to visualize the nanotubes in real-time, overcoming key obstacles in previous methods.
Researchers discovered two previously overlooked stages of carbon nanotube growth, including a disorderly tangle of tube growth that yields to orderly rows. The discovery sheds light on the controlled growth phases and their purposes in producing aligned carbon nanotubes for various materials and biomedical research.
Donna Nelson, a University of Oklahoma professor, has been selected as a 2010 American Chemical Society Fellow for her contributions to the chemical sciences and outstanding service. She is recognized for her research on minorities in academe and functionalizing single-walled carbon nanotubes.
Scientists at the University of Cincinnati have discovered new uses for spun carbon nanotube fibers, which exhibit high tensile strength and conductivity. The team found that these fibers can be used to create lightweight and efficient antennas for wireless communication, with potential applications in aerospace industries.
Researchers at the University of Connecticut have discovered a way to increase the luminescence efficiency of single-walled carbon nanotubes, which could lead to breakthroughs in medical imaging and biological sensors. By wrapping a chemical 'sleeve' around the nanotube, they were able to reduce exterior defects and enhance its ability...
Researchers at Northwestern University have developed a technique to produce double-walled carbon nanotubes with improved electrical conductivity, spatial resolution, and scanning lifetimes. The method uses density gradient ultracentrifugation to separate the nanotubes, resulting in longer DWNTs that outperform single-walled nanotubes.
Phaedon Avouris and Tony Heinz's pioneering work on carbon nanotubes and graphene aims to develop a future nanoelectronic technology. Their research will benefit industries such as aviation, space, and medicine, with applications in high-speed electronics, communications systems, and sensors.
The new ultramicroelecrodes can detect chemicals up to 1000 times more sensitive than conventional sensors, with fast response times 10 times faster than traditional sensors.
Researchers at Northwestern University have created semitransparent, highly conductive films from carbon nanotubes with improved conductivity and mechanical flexibility. These films mimic stained glass appearance and could lead to advancements in flat-panel displays, solar cells, and other energy-efficient technologies.
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.
Researchers found that plasma treatment can convert carbon nanotube surfaces from hydrophobic to hydrophilic, allowing for instant wetting and contact angles of less than 10°. This breakthrough could pave the way for carbon nanotube incorporation into various applications.
Researchers at Northwestern University have developed a new method to sort single-walled carbon nanotubes by their diameter and electronic structure, overcoming the problem of structural heterogeneity that has limited their widespread use. This method, which exploits subtle differences in buoyant densities, promises to enable the produ...
Researchers have developed a new X-ray device that can create images of objects from numerous angles without mechanical motion, increasing imaging speed and reducing size. This technology has the potential to lead to smaller, faster, and more accurate X-ray scanners for airport baggage screening and medical imaging.
Researchers at Duke University have developed a new class of carbon nanotubes with improved performance and lower production costs. These few-walled nanotubes exhibit electronic properties comparable to those of single-walled nanotubes but are easier to manufacture and less expensive.
Researchers at Brookhaven National Laboratory have successfully produced infrared light from carbon nanotubes by applying electrical voltages. The discovery paves the way for potential applications in lighting and flat-panel displays due to the exceptional mechanical strength of carbon nanotubes.