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Graphene in the Press

Innovation could bring flexible solar cells, transistors, displays

Graphene Times - 1 hour 39 min ago
Imperial Valley News
The electrode is made of silver nanowires covered with a material called graphene, an extremely thin layer of carbon. The hybrid material shows promise as a possible replacement for indium tin oxide, or ITO, used in transparent electrodes for touch-screen

and more »

www.imperialvalleynews.com

Categories: Graphene in the Press

Single-Layer Graphenes Functionalized with Polyurea: Architectural Control and Biomolecule Reactivity

Graphene Times - 1 hour 57 min ago

Raymond L. D. Whitby, Alina V. Korobeinyk, Vladimir M. Gun’ko, Daniel B. Wright, Gennaro Dichello, Lauren C. Smith, Takahiro Fukuda, Toru Maekawa, Julian R. Thorpe and Sergey V. Mikhalovsky

The Journal of Physical Chemistry C
DOI: 10.1021/jp4022213

dx.doi.org

Categories: Graphene in the Press

Focus Graphite launches first trademarked graphene: MesoGraf - Industrial Minerals (registration)

Google News - Graphene - 2 hours 34 min ago

Focus Graphite launches first trademarked graphene: MesoGraf
Industrial Minerals (registration)
The first trademarked graphene product, MesoGraf, will be officially launched on Thursday by Canadian mining and technology firm Focus Graphite Inc., the company has exclusively revealed to IM. MesoGraf, a branded graphene technology which could ...

Categories: Graphene in the Press

Focus Graphite launches first trademarked graphene: MesoGraf

Graphene Times - 2 hours 34 min ago
Industrial Minerals (registration)
The first trademarked graphene product, MesoGraf, will be officially launched on Thursday by Canadian mining and technology firm Focus Graphite Inc., the company has exclusively revealed to IM. MesoGraf, a branded graphene technology which could

www.indmin.com

Categories: Graphene in the Press

Insulating Behavior at the Neutrality Point in Single-Layer Graphene

Graphene Times - 2 hours 57 min ago

Author(s): F. Amet, J. R. Williams, K. Watanabe, T. Taniguchi, and D. Goldhaber-Gordon

The fate of the low-temperature conductance at the charge-neutrality (Dirac) point in a single sheet of graphene on boron nitride is investigated down to 20 mK. As the temperature is lowered, the peak resistivity diverges with a power-law behavior and becomes as high as several megohms per square at…

[Phys. Rev. Lett. 110, 216601] Published Wed May 22, 2013

link.aps.org

Categories: Graphene in the Press

New type of transparent electrode could bring flexible solar cells, transistors …

Graphene Times - 3 hours 9 min ago

Nanowerk Nanowerk
The electrode is made of silver nanowires covered with a material called graphene, an extremely thin layer of carbon. The hybrid material shows promise as a possible replacement for indium tin oxide, or ITO, used in transparent electrodes for touch-screen

and more »

www.nanowerk.com

Categories: Graphene in the Press

Scattering of Graphene Plasmons by Defects in the Graphene Sheet

Graphene Times - 3 hours 42 min ago

Juan Luis Garcia-Pomar, Alexey Yu. Nikitin and Luis Martin-Moreno

ACS Nano
DOI: 10.1021/nn400342v

dx.doi.org

Categories: Graphene in the Press

Materials science: When two is better than one

Graphene Times - 4 hours 12 min ago

Materials science: When two is better than one

Authors: Wencai Ren & Hui-Ming Cheng

Aerogels have many potential applications but usually suffer from poor elasticity. The synergistic assembly of carbon nanotubes and graphene has now allowed multifunctional, ultra-lightweight and super-elastic aerogels to be made.

Nature 497, 7450 (2013). doi:10.1038/497448a

Categories: Graphene in the Press

Graphene knock-offs probe ultrafast electronics

Graphene Times - 4 hours 12 min ago

Graphene knock-offs probe ultrafast electronics

Author: Eugenie Samuel Reich

Honeycomb lattices in different materials enable experiments impossible in the real thing.

Nature 497, 7450 (2013). http://www.nature.com/doifinder/10.1038/497422a

Categories: Graphene in the Press

Electron spin relaxation in graphene nanoribbon quantum dots

Graphene Times - Wed, 22/05/2013 - 11:15pm

Author(s): Matthias Droth and Guido Burkard

Graphene is promising as a host material for electron spin qubits because of its predicted potential for long coherence times. In armchair graphene nanoribbons (aGNRs) a small band gap is opened, allowing for electrically gated quantum dots, and furthermore the valley degeneracy is lifted. The spin …

[Phys. Rev. B 87, 205432] Published Wed May 22, 2013

link.aps.org

Categories: Graphene in the Press

Spectral footprints of impurity scattering in graphene nanoribbons

Graphene Times - Wed, 22/05/2013 - 11:15pm

Author(s): Anders Bergvall and Tomas Löfwander

We report a detailed investigation of the interplay between size quantization and local scattering centers in graphene nanoribbons, as seen in the local density of states. The spectral signatures, obtained after Fourier transformation of the local density of states, include characteristic peaks that…

[Phys. Rev. B 87, 205431] Published Wed May 22, 2013

link.aps.org

Categories: Graphene in the Press

Multiband tunneling in trilayer graphene

Graphene Times - Wed, 22/05/2013 - 11:15pm

Author(s): B. Van Duppen, S. H. R. Sena, and F. M. Peeters

The electronic tunneling properties of the two stable forms of trilayer graphene (TLG), rhombohedral ABC and Bernal ABA, are examined for p-n and p-n-p junctions as realized by using a single gate (SG) or a double gate (DG). For the rhombohedral form, due to the chirality of the electrons, the Klein…

[Phys. Rev. B 87, 195439] Published Wed May 22, 2013

link.aps.org

Categories: Graphene in the Press

‘Graphene ink’ could enable folding electronics

Graphene Times - Wed, 22/05/2013 - 10:45pm
The Engineer
Northwestern University researchers have developed a graphene-based ink that is highly conductive and tolerant to bending, using it to inkjet-print graphene patterns that could be used for electrodes. The resulting patterns are claimed to be 250 times more

and more »

www.theengineer.co.uk

Categories: Graphene in the Press

IDTechEx Analyzes Graphene Opportunities

Graphene Times - Wed, 22/05/2013 - 10:38pm
PCBDesign007
Graphene has already come a long way towards commercialisation, despite its short history. Manufacturers are busy closing their second or third round of financing and many are installing multi-tonne production capacities across the world. At the same, many

and more »

www.pcbdesign007.com

Categories: Graphene in the Press

Scientists develop printable graphene ink

Graphene Times - Wed, 22/05/2013 - 10:27pm
Malaysia Sun
of researchers at Northwestern Engineering has come up with a new way of producing graphene, which could eventually lead to printable graphene ink. One of the methods used to produce graphene involves exfoliating graphite through oxidation or the use

and more »

www.malaysiasun.com

Categories: Graphene in the Press

To Boost Lithium-ion Batteries, Add Boron

Graphene Times - Wed, 22/05/2013 - 10:13pm

PCBDesign007 PCBDesign007
The possibilities offered by graphene get clearer by the day as labs around the world grow and test the one-atom-thick form of carbon. Because it is as thin as possible, battery manufacturers hope to take advantage of graphene's massive surface area to store

and more »

www.pcbdesign007.com

Categories: Graphene in the Press

To Boost Lithium-ion Batteries, Add Boron

Graphene Times - Wed, 22/05/2013 - 9:57pm

PCB007 (press release) PCB007 (press release)
The possibilities offered by graphene get clearer by the day as labs around the world grow and test the one-atom-thick form of carbon. Because it is as thin as possible, battery manufacturers hope to take advantage of graphene's massive surface area to store

www.pcb007.com

Categories: Graphene in the Press

Graphene inks are on the way

Graphene Times - Wed, 22/05/2013 - 9:04pm
TG Daily
A team of researchers at Northwestern Engineering has come up with a new way of producing graphene, which could eventually lead to printable graphene ink. One of the methods used to produce graphene involves exfoliating graphite through oxidation or

and more »

www.tgdaily.com

Categories: Graphene in the Press

Scientists develop printable graphene ink

Graphene Times - Wed, 22/05/2013 - 8:35pm

TechEye TechEye
A team of researchers at Northwestern Engineering has come up with a new way of producing graphene, which could eventually lead to printable graphene ink. One of the methods used to produce graphene involves exfoliating graphite through oxidation or

and more »

news.techeye.net

Categories: Graphene in the Press

Graphene knock-offs probe ultrafast electronics

Graphene Times - Wed, 22/05/2013 - 7:01pm
Nature.com
If imitation is the sincerest form of flattery, then graphene is basking in admiration. Several labs are recreating the six-fold geometry of the carbon-based material with a range of building blocks, hoping to match — if not surpass — graphene's fascinating

www.nature.com

Categories: Graphene in the Press

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