Current Nanotubes News and Events

Current Nanotubes News and Events, Nanotubes 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)

A little soap simplifies making 2D nanoflakes
The right combination of surfactant, water and processing can maximize the quality of 2D hexagonal boron nitride for such products as antibacterial films. (2021-01-27)

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)

Producing green hydrogen through the exposure of nanomaterials to sunlight
A research team from the Institut national de la recherche scientifique (INRS) has joined forces with French researchers from the The Institute of Chemistry and Processes for Energy, Environment and Health (ICPEES), a CNRS-University of Strasbourg joint research lab, to pave the way towards the production of green hydrogen. (2021-01-21)

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)

Material for future electronics: New method makes graphene nanoribbons easier to produce
Russian researchers have proposed a new method for synthesizing high-quality graphene nanoribbons -- a material with potential for applications in flexible electronics, solar cells, LEDs, lasers, and more. Presented in The Journal of Physical Chemistry C, the original approach to chemical vapor deposition, offers a higher yield at a lower cost, compared with the currently used nanoribbon self-assembly on noble metal substrates. (2021-01-11)

Construction of carbon-based cell-like-spheres for robust potassium anode
Inspired by the structure of a biological cell, biomimetic carbon cells (BCCs) were synthesized and used as potassium ion batteries (PIBs) anodes. The unique structural characteristics of the BCCs resulted in PIBs that showed a high reversible capacity, excellent cycle stability and rate performance. The present strategy provides a new way for the design and manufacture of new biomimetic battery materials in the future, and promotes collaborative research across multiple disciplines. (2021-01-09)

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)

RUDN University physicists described a new type of amorphous solid bodies
Many substances with different chemical and physical properties, from diamonds to graphite, are made up of carbon atoms. Amorphous forms of solid carbon do not have a fixed crystal structure and consist of structural units--nanosized graphene particles. A team of physicists from RUDN University studied the structure of amorphous carbon and suggested classifying it as a separate type of amorphous solid bodies: a molecular amorphic with enforced fragmentation. (2020-12-02)

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)

Detecting bacteria with fluorescent nanosensors
Researchers from Bochum, Göttingen, Duisburg and Cologne have developed a new method for detecting bacteria and infections. They use fluorescent nanosensors to track down pathogens faster and more easily than with established methods. A team headed by Professor Sebastian Kruß, formerly at Universität Göttingen, now at Ruhr-Universität Bochum (RUB), describes the results in the journal Nature Communications, published online on 25 November 2020. (2020-11-30)

Researchers prove titanate nanotubes composites enhance photocatalysis of hydrogen
In a paper published in NANO, researchers from National Taiwan University examined the photocatalytic performances of titanate nanotubes (TNTs) against commonly-used titanium dioxide (TiO2) and discovered superior performance of TNTs. (2020-10-27)

Tiny golden bullets could help tackle asbestos-related cancers
Gold nanotubes - tiny hollow cylinders one thousandth the width of a human hair - could be used to treat mesothelioma, a type of cancer caused by exposure to asbestos, according to a team of researchers at the Universities of Cambridge and Leeds. (2020-10-26)

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)

Neurons in spinal-cord injuries are reconnected in vivo via carbon nanotube sponges
Research conducted by two groups at the Center for Cooperative Research in Biomaterials CIC biomaGUNE and one at SISSA, Scuola Internazionale Superiore di Studi Avanzati (Italy), showed that functional materials based on carbon nanotubes offer a possible means for facilitating the reconnecting of neuronal networks damaged as a result of spinal cord injuries. The study constitutes a huge step forward in research geared towards recovery from injuries of this type. (2020-09-28)

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)

Metal wires of carbon complete toolbox for carbon-based computers
Carbon-based computers have the potential to be a lot faster and much more energy efficient than silicon-based computers, but 2D graphene and carbon nanotubes have proved challenging to turn into the elements needed to construct transistor circuits. Graphene nanoribbons can overcome these limitations, but to date scientists have been made only semiconductors and insulators, not the metallic wires to connect them. UC Berkeley scientists have now achieved the goal of a metallic graphene nanoribbon. (2020-09-24)

New composite material revs up pursuit of advanced electric vehicles
Scientists at Oak Ridge National Laboratory used new techniques to create a composite that increases the electrical current capacity of copper wires, providing a new material that can be scaled for use in ultra-efficient, power-dense electric vehicle traction motors. (2020-09-21)

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)

Photo catalysts show promise in creating self-cleaning surfaces and disinfecting agents
The team produced and studied new active photocatalysts based on natural aluminosilicate nanotubes with cadmium sulfide quantum dots stabilized on their surface synthesized by self-assembly. (2020-09-02)

CU scientists create batteries that could make it easier to explore Mars
Electrifying research by Clemson University scientists could lead to the creation of lighter, faster-charging batteries suitable for powering a spacesuit, or even a Mars rover. (2020-08-31)

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)

Nanotubes in the eye that help us see
A new mechanism of blood redistribution that is essential for the proper functioning of the adult retina has just been discovered in vivo by researchers at the University of Montreal Hospital Research Centre (CRCHUM). (2020-08-12)

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)

Novel approach improves graphene-based supercapacitors
An efficient in situ pathway to generate and attach oxygen functional groups to graphitic electrodes for supercapacitors by inducing hydrolysis of water molecules within the gel electrolyte. (2020-08-03)

How plantains and carbon nanotubes can improve cars
Researchers from the University of Johannesburg have shown that plantain, a starchy type of banana, is a promising renewable source for an emerging type of lighter, rust-free composite materials for the automotive industry. The natural plantain fibres are combined with carbon nanotubes and epoxy resin to form a natural fibre-reinforced hybrid polymer nanocomposite material. The composite has 31% more tensile and 34% more flexural strength than the epoxy resin alone. (2020-07-29)

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)

A new path for electron optics in solid-state systems
In combined theoretical and experimental work, physicists at ETH Zurich introduce and demonstrate a novel mechanism for electron optics in two-dimensional solid-state systems. The discovery opens up a route to engineering quantum-optical phenomena in a variety of materials and devices. (2020-07-14)

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)

Biosynthetic sustainable hierarchical solar steam generator
Nowadays, a team led by Prof. Shu-Hong Yu from the University of Science and Technology of China (USTC) report an efficient and sustainable biomimetic hierarchical solar steam generator (HSSG) based on bacterial cellulose (BC) nanocomposites. (2020-07-08)

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)

Building a harder diamond
Scientists at the University of Tsukuba create a theoretical carbon-based material that would be even harder than diamond. This work may have industrial applications for cutting and polishing in place of current synthetic diamond. (2020-07-01)

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)

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)

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)

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