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Graphene heterostructures may lead to graphene-based computer chips

A field-effect tunneling transistor comprising a vertical heterostructure of atomically thin layers of graphene and boron nitride or molybdenum disulfide may pave the way for computer chips based on graphene nanotechnology.

Promise and challenge on the road to practical graphene electronics

Smaller, faster, cooler: graphene transistors show promise for practical analog signal processors, for magnetic memory devices, and for self-cooling electronic circuits.

Atomically precise graphene nanotechnology

Sputtering a pattern of zinc atoms on a graphene surface, followed by an acid rinse to remove the zinc, also removes exactly one atomic layer of graphene from where ever the graphene was covered with zinc atoms, forming a pattern on the graphene surface that is atomically precise in the vertical dimension. Resolution in the horizontal dimensions is determined by the mask used to sputter zinc.

Improved fuel cell catalyst combines graphene and nanoparticles

Combining nanoparticles and graphene with platinum produces more efficient and durable catalyst for fuel cells.

Graphene supercapacitor sets energy storage record

Graphene supercapacitor stores as much energy per unit mass as nickel metal hydride batteries but charges in minutes.

How graphene could complement or replace silicon in electronic applications

A review article presents the amazing features of graphene and discusses how it might complement or replace silicon for the fabrication of electronic devices.

Adding fluorine to graphene produces flat crystal version of Teflon

Graphene analog of Teflon could lead to ultrafast transistors and high performance materials for aircraft and elsewhere.

Graphene research wins Physics Nobel for European nanotechnologists

Unique properties of two-dimensional arrays of carbon atoms promise both immediate applications and advantages for the development of advanced nanotechnology.

Graphene transistor roundup

Phaedon Avouris, winner of the Feynman Prize in 1999, is head of the nanoscale science and technology group At IBM, which has recently reported significant advances in synthesizing transistors from graphene using conventional lithography methods. IBM Demonstrates Graphene Transistor Twice as Fast as Silicon Graphene transistors promise 100GHz speeds Graphene Transistors that Can Work at… Continue reading Graphene transistor roundup

Nanotechnology researchers find reliable, mess-free way to grow graphene

Nanotechnology researchers find reliable, mess-free way to grow graphene. from nanowerk “You can imagine trying to peel a piece of shrink wrap off a dish to put it on a new dish — it’s going to be messy,” said lead researcher Jiwoong Park, Cornell assistant professor of chemistry and chemical biology. Inspired by previous work… Continue reading Nanotechnology researchers find reliable, mess-free way to grow graphene

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