To form the crumpled graphene, a sheet of polymer material is stretched in both dimensions, then graphene paper is bonded to it. When the polymer is released in one direction,…
Search Results: graphene (499)
…graphene is expected to revolutionize high-speed transistors in the near future. Graphene’s exotic electronic and magnetic properties can be tailored by cutting large sheets of the material down to ribbons…
…carbon can be converted into graphene using this multiple lase method. This may be a generally applicable technique for forming graphene on diverse substrates in applications such as flexible or…
…physicists has successfully developed a circuit capable of capturing graphene’s thermal motion and converting it into an electrical current. “An energy-harvesting circuit based on graphene could be incorporated into a…
…of the artificial “superlattice” formed in magic angle graphene. Artificial “Superlattice” in Twisted Layers of Graphene Graphene is a one-atom-thick crystal of carbon atoms arranged in a hexagonal lattice. When…
…process makes graphene particularly promising for a number of technological applications, including light detectors, sources, and modulators. External Electrical Field Alters Graphene’s Relaxation Time A recent study published in ACS…
Researchers have determined that graphene’s permeability to protons is intrinsically high, contrary to prior speculations. Using advanced techniques, they observed accelerated proton movement around graphene’s nanoscale wrinkles and ripples. This…
Scientists have detected a “Dirac fluid” in graphene, where electrons flow like a nearly perfect liquid and defy conventional physics. Credit: SciTechDaily.com Electrons in graphene can act like a perfect…
Dr. Irina Grigorieva uses a microscope to look at prepared graphene devices. Incredibly thin and strong, graphene—a one atom think densely packed honeycomb crystal lattice of carbon atoms—has many fascinating…
…or otherwise slicing nanotubes. “The graphene world is searching for ways to make well-defined ribbons,” Hauge said. “They always have to cut up graphene and end up with ill-defined sides…
…myriad of potential for graphene as research progresses, from making new and better display screens and electric circuits to producing tiny biomedical devices. Reference: “Selective molecular sieving through porous graphene”…
Researchers look at new ways to use graphene in telecommunications. Research from the Universities of Bath and Exeter suggests that the use of graphene in telecommunications could improve speeds by…
…developed a new, inexpensive material that could replace the platinum in solar cells without degrading their efficiency: 3D graphene. Regular graphene is a famously two-dimensional form of carbon just a…
…be retrieved – even from broken pieces.” Graphene oxide is similar to graphene, discovered by Andre Geim and Konstantin Novoselov, who received the 2010 Nobel Prize in Physics for this…
…drop of water on graphene and top it with graphene, it forms this little balloon of water.” The graphene is strong enough to hold the water inside, even within the…
…graphene can’t be used as a sensor. “The challenge for the current generation of graphene-based detectors is that their sensitivity is typically very poor,” Zhong said. “It’s a hundred to…
…graphene, and this new research is just the latest step in our vision to help create a graphene-driven industrial revolution. High-quality, low-cost graphene devices are an integral part of making…
This illustration shows the simulation results of tensile and compression tests on 3-D graphene. A team of engineers at MIT has successfully designed a new 3D material with five percent…