Liu et al. created superelastic conducting fibers by depositing carbon
nanotube sheets onto a prestretched rubber core (see the Perspective by Ghosh).
Looking to solve this problem on its manned and unmanned aircraft, the U.S. Air Force will by the end of the year to kick off an 18 - month study of the use of carbon
nanotube sheets to create a shielding layer on the surfaces of lightweight composites.
Nanocomp's carbon
nanotube sheets are designed to act as a «Faraday cage» that can block out external static electrical fields from sensitive circuitry.
In the as - prepared electroactive threads, the carbon
nanotube sheets coated the fiber core with a thickness of less than half a micron.
Woven from conductive thread built on microscopic carbon
nanotube sheets, this fiber could one day help power human - sized electronic wearables and high - performance solar cells.
As the fuel reacts with oxygen above the surface of
the nanotube sheet, it releases a charge that make the sheet expand.
Not exact matches
Carbon
nanotubes are
sheets of carbon atoms that roll up like chicken wire.
Rafiee is developing a way to line a hydrogen vehicle's fuel tank with a one - atom - thick layer of graphene, essentially a
sheet of single - walled carbon
nanotubes that have been opened up and laid flat, so that the tank can better store and release hydrogen.
By applying a voltage across a carbon
nanotube — a rolled - up
sheet of carbon atoms — the team can generate a powerful electric field.
The cellulose forms a flexible
sheet studded with embedded
nanotubes that can be peeled away from the substrate.
The
nanotubes make the
sheet as black as coal, but only a small quantity is needed.
Carbon
nanotubes could be highly conductive along the 1D
nanotube length and two - dimensional graphene
sheets in the 2Dplane.
All can be made with carbon
nanotubes, sprayed like ink onto flexible plastic
sheets or other substrates.
One reason it's tricky to make and hook up nanowires, made of single - crystal silicon, or
nanotubes, made of molecule - thick
sheets of carbon, is that they are fragile and can easily break when transported from one substrate to another.
The research team, which included Zhaolin Liu and colleagues from the A * STAR Institute of Materials Research and Engineering with colleagues from Nanyang Technological University and the National University of Singapore, combined nanometer - sized crystals of this material with
sheets of carbon or carbon
nanotubes.
In a paper published in the journal Materials and Design, engineers from FSU's High - Performance Materials Institute, in collaboration with scientists from Institut National des Sciences Appliquées in Lyon, France, detail the impressive properties and cost - effective manufacturing process of an advanced series of motion sensors made using buckypaper — razor thin, flexible
sheets of pure, exceptionally durable carbon
nanotubes.
Carbon
nanotubes are well known to be electroactive and mechanically stable; they can be spun and aligned in
sheets.
FAMU - FSU College of Engineering doctoral candidate Joshua DeGraff developed an advanced class of scalable motion sensors using silver ink electrodes and
sheets of pure carbon
nanotube buckypaper.
Sheets of graphene, one to a few atoms thick, and aligned, single - walled carbon
nanotubes self - assemble into an interconnected prorous network that run the length of the fiber.
Carbon
nanotubes are tiny hexagonal tubes, made by rolling
sheets of graphene, said Rasel Das, first author of the paper.
Rice materials scientist Rouzbeh Shahsavari and alumnus Navid Sakhavand first built atom - level computer models of pillared graphene —
sheets of graphene connected by covalently bonded carbon
nanotubes — to discover their strength and electrical properties as well as their thermal conductivity.
One company's special manufacturing process turns out yarns and
sheets millions of time the size of normal
nanotubes.
The team used a plasma - enhanced chemical vapour deposition (PECVD) process to grow the carbon
nanotubes, while optimizing the plasma growth conditions to produce MWCNTs with tips made of deployed graphene
sheets.
Nanotubes can be envisioned as one - atom thick
sheets of carbon that have been rolled into tubes.
A representative material of this type is carbon
nanotubes, which are rolled
sheets of the graphene hexagonal network, which is only one carbon atom thick.
The Tour lab had already used
nanotubes to reinforce two - dimensional
sheets of graphene.
The team's second artificial muscle is made from
sheets of carbon
nanotubes, coated in a catalyst.
The silk — produced naturally by the spiders, incorporating graphene and carbon
nanotubes (rolled up graphene
sheets) introduced in their environment — had enhanced mechanical properties of up to three times the strength and ten times the toughness of the unmodified silks.
He works with graphene, a stronger - than - steel infinitesimally thin lattice of tightly packed carbon atoms, and carbon
nanotubes —
sheets of graphene rolled into hollow tubes with walls that are just one atom thick.
Buckypaper
sheets are made using densely packed single - walled carbon
nanotubes.
Sheets of paper or fabric made from carbon
nanotubes could prove useful for allowing satellites to safely manage static electricity while in space, particularly because there is no way to provide electrical grounding once they're in orbit, says Karla Strong, a materials engineer for the Thermal Sciences & Materials branch within the ARFL / RX.
He polarised a powder of carbon
nanotubes so that the tubes would stick to the naturally charged silk, then mixed the materials with a few drops of water and pressed them between two
sheets of Teflon.
Nanocomp says it can produce
nanotubes that are tens to hundreds of times as long, forming carbon yarns and
sheets (yarns up to one kilometer in length, with a tensile strength better than steel, and
sheets made in 18 - square - foot sections).
The crucial element is a carbon
nanotube, a hollow structure made of
sheets of carbon only one atom thick.
The next step, Chen said, is to build biomimetic membranes by incorporating natural membrane proteins or other synthetic water channels such as carbon
nanotubes into these
sheet matrices.
Angela Belcher's
nanotubes are made out of hollow
sheets of carbon that are only a single atom thick.
The researchers, led by Nicola Maria Pugno, who is head of the Laboratory of Bio-inspired and Graphene Nanomechanics at the University of Trento, achieved their results by simply spraying Pholcidae spiders with water containing different types of single - walled carbon
nanotubes (which are rolled up
sheets of graphite) or graphene (which is a
sheet of carbon just one atom thick).
Miralon
sheet and tape products are pure carbon
nanotube (CNT) non-woven materials that can be used in a variety of applications to lightweight and enhance product or system performance.
Photo: Wikipedia, CC But With all the Advantages of Supercapacitors As you can see above, graphene is a one - atom thick
sheet of carbon atoms, very similar to carbon
nanotubes, except for the «tube» part.