Current Nanotube News and Events

Current Nanotube News and Events, Nanotube News Articles.
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The future of solar technology: New technology makes foldable cells a practical reality
International research team creates solar cells with unprecedented flexibility and resistance. (2021-02-10)

Biosensors require robust antifouling protection
Some promising biosensors and medical devices work well within pristine laboratory environments but may stop working once exposed to real-world conditions. A thick layer of foulants will quickly cover biosensors, and there is no good way to revive them once they quit working. Essentially, a biosensor is only as good as its antifouling properties. In APL Materials, researchers review a variety of approaches developed to combat fouling. (2021-02-02)

Titanium oxide nanotubes facilitate low-cost laser-assisted photoporation
Toyohashi University of Technology developed a nanosecond pulse laser-assisted photoporation method using titanium-oxide nanotubes (TNTs) for highly efficient and low-cost intracellular delivery. HeLa - human cervical cancer cells were cultured in the nanotubes and submerged in a solution of biomolecules. After cells were exposed to nanosecond pulse laser, we successfully delivered propidium iodide (PI) and fluorescent dextran into cells with high efficiency and cell viability. (2021-01-25)

A little friction goes a long way toward stronger nanotube fibers
Carbon nanotube fibers are not nearly as strong as the nanotubes they contain, but Rice University researchers are working to close the gap with a computational model that shows nanotube length and the friction between them are equal contributors. (2021-01-19)

Sheets of carbon nanotubes come in a rainbow of colours
Nanomaterials researchers in Finland, the United States and China have created a colour atlas for 466 unique varieties of single-walled carbon nanotubes. (2020-12-14)

Sheets of carbon nanotubes come in a rainbow of colors
Nanomaterials researchers in Finland, the United States and China have created a color atlas for 466 unique varieties of single-walled carbon nanotubes. (2020-12-14)

Chemists get peek at novel fluorescence
Rice University chemists find a second level of fluorescence in single-walled carbon nanotubes. The phenomenon may be useful in solar energy and optoelectronic applications. (2020-12-03)

Research identifies nanoscale effect of water and mineral content on bone
Researchers conducted the first study of the effect of water and mineral content on collagen fibrils, the essence of bone material, which will aid the development of synthetic materials to mimic bone. (2020-12-03)

Skoltech scientists run a 'speed test' to boost production of carbon nanotubes
Skoltech researchers have investigated the procedure for catalyst delivery used in the most common method of carbon nanotube production, chemical vapor deposition (CVD), offering what they call a ''simple and elegant'' way to boost productivity and pave the way for cheaper and more accessible nanotube-based technology. (2020-12-01)

COVID-19 rapid test has successful lab results, research moves to next stages
Rapid detection of the SARS-CoV-2 virus, in about 30 seconds following the test, has had successful preliminary results in Mano Misra's lab at the University of Nevada, Reno. The test uses a nanotube-based electrochemical biosensor, a similar technology that Misra has used in the past for detecting tuberculosis and colorectal cancer as well as detection of biomarkers for food safety (2020-10-14)

Why disordered light-harvesting systems produce ordered outcomes
Scientists typically prefer to work with ordered systems. However, a diverse team of physicists and biophysicists from the University of Groningen found that individual light-harvesting nanotubes with disordered molecular structures still transport light energy in the same way. By combining spectroscopy, molecular dynamics simulations and theoretical physics, they discovered how disorder at the molecular level is effectively averaged out at the microscopic scale. (2020-09-29)

Spinal injuries: the recovery of motor skills thanks to nanomaterials
Re-establishing motor skills and neuronal connectivity thanks to the implantation of carbon nanotubes in the injury site. This is the result of a study conducted by SISSA and the University of Trieste and published in PNAS. For the first time, the researchers have used nanomaterial implants in animals with spinal injury, showing the potential of therapeutic approaches that use the mechanical and electric properties of regenerative scaffolds to treat the injured area. (2020-09-28)

Energy harvesting goes organic, gets more flexible
The race is on to create natural biocompatible piezoelectric materials for energy harvesting, electronic sensing, and stimulating nerves. A group of researchers has explored peptide-based nanotubes and, in the Journal of Applied Physics, reports using a combination of ultraviolet and ozone exposure to generate a wettability difference and an applied field to create horizontally aligned polarization of nanotubes on flexible substrates with interlocking electrodes. The work will enable the use of organic materials more widely. (2020-09-15)

No limit yet for carbon nanotube fibers
Rice University researchers report advances in their quest to make the best carbon nanotube fibers for industry. (2020-08-17)

Nanocrystals from recycled wood waste make carbon-fiber composites tougher
In a new study, Texas A&M University researchers have used a natural plant product, called cellulose nanocrystals, to pin and coat carbon nanotubes uniformly onto the carbon-fiber composites. The researchers said their prescribed method is quicker than conventional methods and also allows the designing of carbon-fiber composites from the nanoscale. (2020-08-11)

A new synthesis method for three-dimensional nanocarbons
A Nagoya University team has developed a new method of synthesis for three-dimensional nanocarbons, utilizing a catalytic reaction to connect benzene rings and create an eight-membered ring structure. This represents a breakthrough in the synthesis of these nanocarbons, which are expected to be valuable next-generation functional materials. (2020-07-31)

Electrochemical doping: researchers improve carbon nanotube transparent conductors
Skoltech researchers and their colleagues from Aalto University have discovered that electrochemical doping with ionic liquid can significantly enhance the optical and electrical properties of transparent conductors made of single-walled carbon nanotube films. (2020-07-29)

New lithium battery charges faster, reduces risk of device explosions
Cell phone batteries often heat up and, at times, can burst into flames. In most cases, the culprit behind such incidents can be traced back to lithium batteries. Despite providing long-lasting electric currents that can keep devices powered up, lithium batteries can internally short circuit, heating up the device. (2020-07-14)

Flexible material shows potential for use in fabrics to heat, cool
A new North Carolina State University study finds that a material made of carbon nanotubes has a combination of thermal, electrical and physical properties that make it an appealing candidate for next-generation smart fabrics. (2020-07-02)

No touching: Skoltech researchers find contactless way to measure thickness of carbon nanotube films
Scientists from Skoltech and their colleagues from Russia and Finland have figured out a non-invasive way to measure the thickness of single-walled carbon nanotube films, which may find applications in a wide variety of fields from solar energy to smart textiles. (2020-06-30)

Dirac electrons come back to life in magic-angle graphene
A new symmetry-broken parent state discovered in twisted bilayer graphene. (2020-06-21)

High performance sodium-ion capacitors based on Nb2O5 nanotubes@carbon cloth
Nb2O5 nanotubes and nanowire-to-nanotube homojunctions were directly grown on carbon cloth (CC) from a simple hydrothermal process by adjusting the pH value and adding pyridine as growth regulator. The assembled Nb2O5@CC nanotubes//activated carbon (AC) sodium-ion capacitor with high energy/power densities of 195 Wh kg-1 and 7328 W kg-1 was released by Di Chen et al. in Science China Materials. (2020-06-17)

Prodigiosin-based solution has selective activity against cancer cells
Together with colleagues from the University of Palermo, KFU employees offer a nano preparation based on biocompatible halloysite nanotubes and bacterial pigment prodigiosin; the latter is known to selectively disrupt cancer cells without damaging the healthy ones. (2020-06-12)

Lightning in a (nano)bottle: new supercapacitor opens door to better wearable electronics
Researchers from Skoltech, Aalto University and Massachusetts Institute of Technology have designed a high-performance, low-cost, environmentally friendly, and stretchable supercapacitor that can potentially be used in wearable electronics (2020-06-11)

Exotic nanotubes move in less-mysterious ways
Rice University researchers capture the first video of boron nitride nanotubes in motion to prove their potential for materials and medical applications. (2020-06-02)

Carbon nanotube transistors make the leap from lab to factory floor
A technique for making carbon nanotube transistors in large quantities paves the way for more energy efficient, 3D microprocessors. (2020-06-01)

Researchers invent technology to remedy 3D printing's 'weak spot'
Allowing users to create objects from simple toys to custom prosthetic parts, plastics are a popular 3D printing material. But these printed parts are mechanically weak -- a flaw caused by the imperfect bonding between the individual printed layers that make up the 3D part. (2020-05-12)

Outer tube-selectively boron-doped double-walled carbon nanotubes for thermoelectric applications
A research group led by Hiroyuki Muramatsu of Shinshu University succeeded in selectively doping the outer tube of DWNTs with boron. This significantly increased the electrical conductivity and the Seebeck coefficient which resulted in a highly enhanced thermoelectric performance of the DWNTs. This advancement allows for an extremely effective method to add functionality such as high electrical conductivity, chemical activation, improvement of thermoelectric properties while maintaining the function of the inner CNT. (2020-05-02)

Nanosensor can alert a smartphone when plants are stressed
MIT engineers can closely track how plants respond to stresses such as injury, infection, and light damage using sensors made of carbon nanotubes. These sensors can be embedded in plant leaves, where they report on hydrogen peroxide levels. (2020-04-15)

Future Army vehicles could see an improvement in structural materials
Materials used for a Soldier's personal protection gear may be tough enough for vehicles too, according to a new Army study. (2020-04-13)

Double-walled nanotubes have electro-optical advantages
Rice University theorists find that flexoelectric effects in double-walled carbon nanotubes could be highly useful for photovoltaic applications. (2020-03-27)

New material developed could help clean energy revolution
Researchers developed a promising graphene-carbon nanotube catalyst, giving them better control over hugely important chemical reactions for producing green technology and clean energy (2020-03-23)

Nature-inspired green energy technology clears important development hurdle
A new material design has put the long-sought idea of using artificial photosynthesis to generate renewable fuel within reach (2020-03-19)

Stretchable supercapacitors to power tomorrow's wearable devices
Researchers have engineered a novel type of supercapacitor that maintains full functionality even when stretched to eight times its original size. It does not exhibit any wear and tear from being stretched thousands of times, and loses only a few percentage points of energy performance after 10,000 cycles of charging-discharging. The researchers envision the supercapacitor being part of a power-independent, stretchable, flexible electronic system for applications such as wearable electronics or biomedical devices. (2020-03-19)

Groovy key to nanotubes in 2D
New research offers a groovy answer to the question of what causes carbon nanotubes to align in ultrathin crystalline films discovered at Rice. (2020-03-09)

New material could turn clothing into a health monitor
Researchers have reported a new material, pliable enough to be woven into fabric but imbued with sensing capabilities that can serve as an early warning system for injury or illness. (2020-03-04)

Improving the electrical and mechanical properties of carbon-nanotube-based fibers
University of Illinois researchers at the Beckman Institute for Advanced Science and Technology recently developed a technique that can be used to build carbon-nanotube-based fibers by creating chemical crosslinks. The technique improves the electrical and mechanical properties of these materials. (2020-02-18)

Blood-based multiplexed diagnostic sensor helps to accurately detect Alzheimer's disease
A research team at KAIST reported clinically accurate multiplexed electrical biosensor for detecting Alzheimer's disease by measuring its core biomarkers using densely aligned carbon nanotubes. (2020-02-11)

DNA-like material could bring even smaller transistors
A material shaped like a one-dimensional DNA helix might further push the limits on a transistor's size. The material comes from a rare earth element called tellurium. (2020-02-10)

Rare-earth element material could produce world's smallest transistors
A material from a rare earth element, tellurium, could produce the world's smallest transistor, thanks to an Army-funded project. (2020-02-10)

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